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Annotation of src/usr.bin/tmux/tmux.h, Revision 1.159

1.159   ! nicm        1: /* $OpenBSD: tmux.h,v 1.158 2009/11/03 22:40:40 nicm Exp $ */
1.1       nicm        2:
                      3: /*
                      4:  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
                      5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
                     15:  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
                     16:  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
                     18:
                     19: #ifndef TMUX_H
                     20: #define TMUX_H
                     21:
1.116     nicm       22: #define PROTOCOL_VERSION 5
1.1       nicm       23:
                     24: #include <sys/param.h>
                     25: #include <sys/time.h>
                     26: #include <sys/queue.h>
                     27: #include <sys/tree.h>
1.75      nicm       28: #include <sys/uio.h>
1.1       nicm       29:
1.6       nicm       30: #include <bitstring.h>
1.159   ! nicm       31: #include <event.h>
1.1       nicm       32: #include <getopt.h>
                     33: #include <limits.h>
                     34: #include <signal.h>
                     35: #include <stdarg.h>
                     36: #include <stdint.h>
                     37: #include <stdio.h>
                     38: #include <termios.h>
                     39:
                     40: #include "array.h"
1.75      nicm       41: #include "imsg.h"
1.1       nicm       42:
1.42      nicm       43: extern char    *__progname;
1.73      nicm       44: extern char   **environ;
1.1       nicm       45:
1.22      nicm       46: /* Default configuration files. */
1.1       nicm       47: #define DEFAULT_CFG ".tmux.conf"
1.22      nicm       48: #define SYSTEM_CFG "/etc/tmux.conf"
1.1       nicm       49:
                     50: /* Default prompt history length. */
                     51: #define PROMPT_HISTORY 100
                     52:
1.39      nicm       53: /*
                     54:  * Minimum layout cell size, NOT including separator line. The scroll region
                     55:  * cannot be one line in height so this must be at least two.
                     56:  */
                     57: #define PANE_MINIMUM 2
1.1       nicm       58:
                     59: /* Automatic name refresh interval, in milliseconds. */
                     60: #define NAME_INTERVAL 500
                     61:
                     62: /* Escape timer period, in milliseconds. */
1.154     nicm       63: #define ESCAPE_PERIOD 500
1.1       nicm       64:
                     65: /* Maximum poll timeout (when attached). */
                     66: #define POLL_TIMEOUT 50
1.152     nicm       67:
                     68: /* Maximum data to buffer for output before suspending reading from panes. */
                     69: #define BACKOFF_THRESHOLD 1024
1.1       nicm       70:
1.55      nicm       71: /*
                     72:  * Maximum sizes of strings in message data. Don't forget to bump
                     73:  * PROTOCOL_VERSION if any of these change!
                     74:  */
                     75: #define COMMAND_LENGTH 2048    /* packed argv size */
                     76: #define TERMINAL_LENGTH 128    /* length of TERM environment variable */
                     77: #define PRINT_LENGTH 512       /* printed error/message size */
1.73      nicm       78: #define ENVIRON_LENGTH 1024    /* environment variable length */
1.55      nicm       79:
1.1       nicm       80: /* Fatal errors. */
                     81: #define fatal(msg) log_fatal("%s: %s", __func__, msg);
                     82: #define fatalx(msg) log_fatalx("%s: %s", __func__, msg);
                     83:
                     84: /* Definition to shut gcc up about unused arguments. */
                     85: #define unused __attribute__ ((unused))
                     86:
                     87: /* Attribute to make gcc check printf-like arguments. */
                     88: #define printflike1 __attribute__ ((format (printf, 1, 2)))
                     89: #define printflike2 __attribute__ ((format (printf, 2, 3)))
                     90: #define printflike3 __attribute__ ((format (printf, 3, 4)))
                     91: #define printflike4 __attribute__ ((format (printf, 4, 5)))
1.4       nicm       92: #define printflike5 __attribute__ ((format (printf, 5, 6)))
1.1       nicm       93:
                     94: /* Number of items in array. */
1.14      nicm       95: #ifndef nitems
1.1       nicm       96: #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
1.14      nicm       97: #endif
1.1       nicm       98:
                     99: /* Buffer macros. */
                    100: #define BUFFER_USED(b) ((b)->size)
                    101: #define BUFFER_FREE(b) ((b)->space - (b)->off - (b)->size)
                    102: #define BUFFER_IN(b) ((b)->base + (b)->off + (b)->size)
                    103: #define BUFFER_OUT(b) ((b)->base + (b)->off)
                    104:
                    105: /* Buffer structure. */
                    106: struct buffer {
                    107:        u_char  *base;          /* buffer start */
                    108:        size_t   space;         /* total size of buffer */
                    109:
                    110:        size_t   size;          /* size of data in buffer */
                    111:        size_t   off;           /* offset of data in buffer */
                    112: };
                    113:
                    114: /* Bell option values. */
                    115: #define BELL_NONE 0
                    116: #define BELL_ANY 1
                    117: #define BELL_CURRENT 2
                    118:
                    119: /* Key codes. ncurses defines KEY_*. Grrr. */
1.54      nicm      120: #define KEYC_NONE 0xfff
                    121: /* 0x1000 is base for special keys */
                    122: #define KEYC_ESCAPE 0x2000
                    123: #define KEYC_CTRL 0x4000
                    124: #define KEYC_SHIFT 0x8000
                    125: #define KEYC_PREFIX 0x10000
1.41      nicm      126:
                    127: enum key_code {
                    128:        /* Mouse key. */
                    129:        KEYC_MOUSE = 0x1000,
1.56      nicm      130:
                    131:        /* Backspace key. */
                    132:        KEYC_BSPACE,
1.41      nicm      133:
                    134:        /* Function keys. */
                    135:        KEYC_F1,
                    136:        KEYC_F2,
                    137:        KEYC_F3,
                    138:        KEYC_F4,
                    139:        KEYC_F5,
                    140:        KEYC_F6,
                    141:        KEYC_F7,
                    142:        KEYC_F8,
                    143:        KEYC_F9,
                    144:        KEYC_F10,
                    145:        KEYC_F11,
                    146:        KEYC_F12,
                    147:        KEYC_F13,
                    148:        KEYC_F14,
                    149:        KEYC_F15,
                    150:        KEYC_F16,
                    151:        KEYC_F17,
                    152:        KEYC_F18,
                    153:        KEYC_F19,
                    154:        KEYC_F20,
                    155:        KEYC_IC,
                    156:        KEYC_DC,
                    157:        KEYC_HOME,
                    158:        KEYC_END,
                    159:        KEYC_NPAGE,
                    160:        KEYC_PPAGE,
                    161:        KEYC_BTAB,
                    162:
                    163:        /* Arrow keys. */
                    164:        KEYC_UP,
                    165:        KEYC_DOWN,
                    166:        KEYC_LEFT,
                    167:        KEYC_RIGHT,
                    168:
1.148     nicm      169:        /* Numeric keypad. */
                    170:        KEYC_KP_SLASH,
                    171:        KEYC_KP_STAR,
                    172:        KEYC_KP_MINUS,
                    173:        KEYC_KP_SEVEN,
                    174:        KEYC_KP_EIGHT,
                    175:        KEYC_KP_NINE,
                    176:        KEYC_KP_PLUS,
                    177:        KEYC_KP_FOUR,
                    178:        KEYC_KP_FIVE,
                    179:        KEYC_KP_SIX,
                    180:        KEYC_KP_ONE,
                    181:        KEYC_KP_TWO,
                    182:        KEYC_KP_THREE,
                    183:        KEYC_KP_ENTER,
                    184:        KEYC_KP_ZERO,
                    185:        KEYC_KP_PERIOD,
1.41      nicm      186: };
1.1       nicm      187:
                    188: /* Termcap codes. */
                    189: enum tty_code_code {
                    190:        TTYC_AX = 0,
                    191:        TTYC_ACSC,      /* acs_chars, ac */
                    192:        TTYC_BEL,       /* bell, bl */
                    193:        TTYC_BLINK,     /* enter_blink_mode, mb */
                    194:        TTYC_BOLD,      /* enter_bold_mode, md */
                    195:        TTYC_CIVIS,     /* cursor_invisible, vi */
                    196:        TTYC_CLEAR,     /* clear_screen, cl */
                    197:        TTYC_CNORM,     /* cursor_normal, ve */
                    198:        TTYC_COLORS,    /* max_colors, Co */
                    199:        TTYC_CSR,       /* change_scroll_region, cs */
1.135     nicm      200:        TTYC_CUB,       /* parm_left_cursor, LE */
                    201:        TTYC_CUB1,      /* cursor_left, le */
1.1       nicm      202:        TTYC_CUD,       /* parm_down_cursor, DO */
                    203:        TTYC_CUD1,      /* cursor_down, do */
1.135     nicm      204:        TTYC_CUF,       /* parm_right_cursor, RI */
                    205:        TTYC_CUF1,      /* cursor_right, nd */
1.1       nicm      206:        TTYC_CUP,       /* cursor_address, cm */
1.135     nicm      207:        TTYC_CUU,       /* parm_up_cursor, UP */
                    208:        TTYC_CUU1,      /* cursor_up, up */
1.1       nicm      209:        TTYC_DCH,       /* parm_dch, DC */
                    210:        TTYC_DCH1,      /* delete_character, dc */
                    211:        TTYC_DIM,       /* enter_dim_mode, mh */
                    212:        TTYC_DL,        /* parm_delete_line, DL */
                    213:        TTYC_DL1,       /* delete_line, dl */
                    214:        TTYC_EL,        /* clr_eol, ce */
                    215:        TTYC_EL1,       /* clr_bol, cb */
                    216:        TTYC_ENACS,     /* ena_acs, eA */
1.135     nicm      217:        TTYC_HOME,      /* cursor_home, ho */
                    218:        TTYC_HPA,       /* column_address, ch */
1.1       nicm      219:        TTYC_ICH,       /* parm_ich, IC */
                    220:        TTYC_ICH1,      /* insert_character, ic */
                    221:        TTYC_IL,        /* parm_insert_line, IL */
                    222:        TTYC_IL1,       /* insert_line, il */
                    223:        TTYC_INVIS,     /* enter_secure_mode, mk */
                    224:        TTYC_IS1,       /* init_1string, i1 */
                    225:        TTYC_IS2,       /* init_2string, i2 */
                    226:        TTYC_IS3,       /* init_3string, i3 */
                    227:        TTYC_KCBT,      /* key_btab, kB */
                    228:        TTYC_KCUB1,     /* key_left, kl */
                    229:        TTYC_KCUD1,     /* key_down, kd */
                    230:        TTYC_KCUF1,     /* key_right, kr */
                    231:        TTYC_KCUU1,     /* key_up, ku */
1.149     nicm      232:        TTYC_KDC2,
                    233:        TTYC_KDC3,
                    234:        TTYC_KDC4,
                    235:        TTYC_KDC5,
                    236:        TTYC_KDC6,
                    237:        TTYC_KDC7,
1.1       nicm      238:        TTYC_KDCH1,     /* key_dc, kD */
1.149     nicm      239:        TTYC_KDN2,
                    240:        TTYC_KDN3,
                    241:        TTYC_KDN4,
                    242:        TTYC_KDN5,
                    243:        TTYC_KDN6,
                    244:        TTYC_KDN7,
1.1       nicm      245:        TTYC_KEND,      /* key_end, ke */
1.149     nicm      246:        TTYC_KEND2,
                    247:        TTYC_KEND3,
                    248:        TTYC_KEND4,
                    249:        TTYC_KEND5,
                    250:        TTYC_KEND6,
                    251:        TTYC_KEND7,
1.1       nicm      252:        TTYC_KF1,       /* key_f1, k1 */
                    253:        TTYC_KF10,      /* key_f10, k; */
                    254:        TTYC_KF11,      /* key_f11, F1 */
                    255:        TTYC_KF12,      /* key_f12, F2 */
                    256:        TTYC_KF13,      /* key_f13, F3 */
                    257:        TTYC_KF14,      /* key_f14, F4 */
                    258:        TTYC_KF15,      /* key_f15, F5 */
                    259:        TTYC_KF16,      /* key_f16, F6 */
                    260:        TTYC_KF17,      /* key_f17, F7 */
                    261:        TTYC_KF18,      /* key_f18, F8 */
                    262:        TTYC_KF19,      /* key_f19, F9 */
1.135     nicm      263:        TTYC_KF2,       /* key_f2, k2 */
1.1       nicm      264:        TTYC_KF20,      /* key_f20, F10 */
                    265:        TTYC_KF3,       /* key_f3, k3 */
                    266:        TTYC_KF4,       /* key_f4, k4 */
                    267:        TTYC_KF5,       /* key_f5, k5 */
                    268:        TTYC_KF6,       /* key_f6, k6 */
                    269:        TTYC_KF7,       /* key_f7, k7 */
                    270:        TTYC_KF8,       /* key_f8, k8 */
                    271:        TTYC_KF9,       /* key_f9, k9 */
1.149     nicm      272:        TTYC_KHOM2,
                    273:        TTYC_KHOM3,
                    274:        TTYC_KHOM4,
                    275:        TTYC_KHOM5,
                    276:        TTYC_KHOM6,
                    277:        TTYC_KHOM7,
1.1       nicm      278:        TTYC_KHOME,     /* key_home, kh */
1.149     nicm      279:        TTYC_KIC2,
                    280:        TTYC_KIC3,
                    281:        TTYC_KIC4,
                    282:        TTYC_KIC5,
                    283:        TTYC_KIC6,
                    284:        TTYC_KIC7,
1.1       nicm      285:        TTYC_KICH1,     /* key_ic, kI */
1.149     nicm      286:        TTYC_KLFT2,
                    287:        TTYC_KLFT3,
                    288:        TTYC_KLFT4,
                    289:        TTYC_KLFT5,
                    290:        TTYC_KLFT6,
                    291:        TTYC_KLFT7,
1.1       nicm      292:        TTYC_KMOUS,     /* key_mouse, Km */
                    293:        TTYC_KNP,       /* key_npage, kN */
1.149     nicm      294:        TTYC_KNXT2,
                    295:        TTYC_KNXT3,
                    296:        TTYC_KNXT4,
                    297:        TTYC_KNXT5,
                    298:        TTYC_KNXT6,
                    299:        TTYC_KNXT7,
1.1       nicm      300:        TTYC_KPP,       /* key_ppage, kP */
1.149     nicm      301:        TTYC_KPRV2,
                    302:        TTYC_KPRV3,
                    303:        TTYC_KPRV4,
                    304:        TTYC_KPRV5,
                    305:        TTYC_KPRV6,
                    306:        TTYC_KPRV7,
                    307:        TTYC_KRIT2,
                    308:        TTYC_KRIT3,
                    309:        TTYC_KRIT4,
                    310:        TTYC_KRIT5,
                    311:        TTYC_KRIT6,
                    312:        TTYC_KRIT7,
                    313:        TTYC_KUP2,
                    314:        TTYC_KUP3,
                    315:        TTYC_KUP4,
                    316:        TTYC_KUP5,
                    317:        TTYC_KUP6,
                    318:        TTYC_KUP7,
1.1       nicm      319:        TTYC_OP,        /* orig_pair, op */
                    320:        TTYC_REV,       /* enter_reverse_mode, mr */
                    321:        TTYC_RI,        /* scroll_reverse, sr */
                    322:        TTYC_RMACS,     /* exit_alt_charset_mode */
                    323:        TTYC_RMCUP,     /* exit_ca_mode, te */
                    324:        TTYC_RMIR,      /* exit_insert_mode, ei */
                    325:        TTYC_RMKX,      /* keypad_local, ke */
                    326:        TTYC_SETAB,     /* set_a_background, AB */
                    327:        TTYC_SETAF,     /* set_a_foreground, AF */
                    328:        TTYC_SGR0,      /* exit_attribute_mode, me */
                    329:        TTYC_SMACS,     /* enter_alt_charset_mode, as */
                    330:        TTYC_SMCUP,     /* enter_ca_mode, ti */
                    331:        TTYC_SMIR,      /* enter_insert_mode, im */
                    332:        TTYC_SMKX,      /* keypad_xmit, ks */
                    333:        TTYC_SMSO,      /* enter_standout_mode, so */
                    334:        TTYC_SMUL,      /* enter_underline_mode, us */
1.135     nicm      335:        TTYC_VPA,       /* row_address, cv */
1.1       nicm      336:        TTYC_XENL,      /* eat_newline_glitch, xn */
                    337: };
                    338: #define NTTYCODE (TTYC_XENL + 1)
                    339:
                    340: /* Termcap types. */
                    341: enum tty_code_type {
                    342:        TTYCODE_NONE = 0,
                    343:        TTYCODE_STRING,
                    344:        TTYCODE_NUMBER,
                    345:        TTYCODE_FLAG,
                    346: };
                    347:
                    348: /* Termcap code. */
                    349: struct tty_code {
                    350:        enum tty_code_type      type;
                    351:        union {
                    352:                char           *string;
                    353:                int             number;
                    354:                int             flag;
                    355:        } value;
                    356: };
                    357:
                    358: /* Entry in terminal code table. */
                    359: struct tty_term_code_entry {
                    360:        enum tty_code_code      code;
                    361:        enum tty_code_type      type;
                    362:        const char             *name;
                    363: };
                    364:
                    365: /* Message codes. */
1.64      nicm      366: enum msgtype {
1.1       nicm      367:        MSG_COMMAND,
                    368:        MSG_DETACH,
                    369:        MSG_ERROR,
                    370:        MSG_EXIT,
                    371:        MSG_EXITED,
                    372:        MSG_EXITING,
                    373:        MSG_IDENTIFY,
                    374:        MSG_PRINT,
                    375:        MSG_READY,
                    376:        MSG_RESIZE,
                    377:        MSG_SHUTDOWN,
                    378:        MSG_SUSPEND,
1.75      nicm      379:        MSG_VERSION,
1.1       nicm      380:        MSG_WAKEUP,
1.115     nicm      381:        MSG_ENVIRON,
                    382:        MSG_UNLOCK,
1.116     nicm      383:        MSG_LOCK,
                    384:        MSG_SHELL
1.1       nicm      385: };
                    386:
1.55      nicm      387: /*
1.75      nicm      388:  * Message data.
1.55      nicm      389:  *
                    390:  * Don't forget to bump PROTOCOL_VERSION if any of these change!
                    391:  */
                    392: struct msg_print_data {
                    393:        char            msg[PRINT_LENGTH];
                    394: };
                    395:
1.1       nicm      396: struct msg_command_data {
                    397:        pid_t           pid;                    /* pid from $TMUX or -1 */
                    398:        u_int           idx;                    /* index from $TMUX */
                    399:
1.55      nicm      400:        int             argc;
                    401:        char            argv[COMMAND_LENGTH];
1.1       nicm      402: };
                    403:
                    404: struct msg_identify_data {
                    405:        char            cwd[MAXPATHLEN];
                    406:
1.55      nicm      407:        char            term[TERMINAL_LENGTH];
                    408:
1.1       nicm      409: #define IDENTIFY_UTF8 0x1
                    410: #define IDENTIFY_256COLOURS 0x2
                    411: #define IDENTIFY_88COLOURS 0x4
                    412:        int             flags;
                    413: };
                    414:
1.115     nicm      415: struct msg_lock_data {
                    416:        char            cmd[COMMAND_LENGTH];
1.55      nicm      417: };
                    418:
1.73      nicm      419: struct msg_environ_data {
                    420:        char            var[ENVIRON_LENGTH];
1.116     nicm      421: };
                    422:
                    423: struct msg_shell_data {
                    424:        char            shell[MAXPATHLEN];
1.73      nicm      425: };
                    426:
1.62      nicm      427: /* Mode key commands. */
1.1       nicm      428: enum mode_key_cmd {
1.59      nicm      429:        MODEKEY_NONE,
                    430:        MODEKEY_OTHER,
                    431:
                    432:        /* Editing keys. */
                    433:        MODEKEYEDIT_BACKSPACE,
                    434:        MODEKEYEDIT_CANCEL,
                    435:        MODEKEYEDIT_COMPLETE,
                    436:        MODEKEYEDIT_CURSORLEFT,
                    437:        MODEKEYEDIT_CURSORRIGHT,
                    438:        MODEKEYEDIT_DELETE,
1.84      nicm      439:        MODEKEYEDIT_DELETELINE,
1.59      nicm      440:        MODEKEYEDIT_DELETETOENDOFLINE,
                    441:        MODEKEYEDIT_ENDOFLINE,
                    442:        MODEKEYEDIT_ENTER,
                    443:        MODEKEYEDIT_HISTORYDOWN,
                    444:        MODEKEYEDIT_HISTORYUP,
                    445:        MODEKEYEDIT_PASTE,
                    446:        MODEKEYEDIT_STARTOFLINE,
                    447:        MODEKEYEDIT_SWITCHMODE,
                    448:        MODEKEYEDIT_SWITCHMODEAPPEND,
1.94      nicm      449:        MODEKEYEDIT_TRANSPOSECHARS,
1.59      nicm      450:
                    451:        /* Menu (choice) keys. */
                    452:        MODEKEYCHOICE_CANCEL,
                    453:        MODEKEYCHOICE_CHOOSE,
                    454:        MODEKEYCHOICE_DOWN,
                    455:        MODEKEYCHOICE_PAGEDOWN,
                    456:        MODEKEYCHOICE_PAGEUP,
                    457:        MODEKEYCHOICE_UP,
                    458:
                    459:        /* Copy keys. */
1.82      nicm      460:        MODEKEYCOPY_BACKTOINDENTATION,
1.138     nicm      461:        MODEKEYCOPY_BOTTOMLINE,
1.59      nicm      462:        MODEKEYCOPY_CANCEL,
                    463:        MODEKEYCOPY_CLEARSELECTION,
                    464:        MODEKEYCOPY_COPYSELECTION,
                    465:        MODEKEYCOPY_DOWN,
                    466:        MODEKEYCOPY_ENDOFLINE,
1.83      nicm      467:        MODEKEYCOPY_GOTOLINE,
1.82      nicm      468:        MODEKEYCOPY_HALFPAGEDOWN,
                    469:        MODEKEYCOPY_HALFPAGEUP,
1.59      nicm      470:        MODEKEYCOPY_LEFT,
1.138     nicm      471:        MODEKEYCOPY_MIDDLELINE,
1.59      nicm      472:        MODEKEYCOPY_NEXTPAGE,
                    473:        MODEKEYCOPY_NEXTWORD,
                    474:        MODEKEYCOPY_PREVIOUSPAGE,
                    475:        MODEKEYCOPY_PREVIOUSWORD,
                    476:        MODEKEYCOPY_RIGHT,
1.120     nicm      477:        MODEKEYCOPY_SCROLLDOWN,
                    478:        MODEKEYCOPY_SCROLLUP,
1.83      nicm      479:        MODEKEYCOPY_SEARCHAGAIN,
                    480:        MODEKEYCOPY_SEARCHDOWN,
                    481:        MODEKEYCOPY_SEARCHUP,
1.59      nicm      482:        MODEKEYCOPY_STARTOFLINE,
                    483:        MODEKEYCOPY_STARTSELECTION,
1.138     nicm      484:        MODEKEYCOPY_TOPLINE,
1.59      nicm      485:        MODEKEYCOPY_UP,
1.1       nicm      486: };
                    487:
1.62      nicm      488: /* Entry in the default mode key tables. */
1.59      nicm      489: struct mode_key_entry {
                    490:        int                     key;
                    491:
                    492:        /*
                    493:         * Editing mode for vi: 0 is edit mode, keys not in the table are
                    494:         * returned as MODEKEY_OTHER; 1 is command mode, keys not in the table
                    495:         * are returned as MODEKEY_NONE. This is also matched on, allowing some
                    496:         * keys to be bound in edit mode.
                    497:         */
                    498:        int                     mode;
                    499:        enum mode_key_cmd       cmd;
                    500: };
1.62      nicm      501:
                    502: /* Data required while mode keys are in use. */
1.1       nicm      503: struct mode_key_data {
1.62      nicm      504:        struct mode_key_tree   *tree;
                    505:        int                     mode;
1.1       nicm      506: };
                    507: #define MODEKEY_EMACS 0
                    508: #define MODEKEY_VI 1
                    509:
1.62      nicm      510: /* Binding between a key and a command. */
                    511: struct mode_key_binding {
                    512:        int                     key;
                    513:
                    514:        int                     mode;
                    515:        enum mode_key_cmd       cmd;
                    516:
                    517:        SPLAY_ENTRY(mode_key_binding) entry;
                    518: };
                    519: SPLAY_HEAD(mode_key_tree, mode_key_binding);
                    520:
                    521: /* Command to string mapping. */
                    522: struct mode_key_cmdstr {
                    523:        enum mode_key_cmd        cmd;
                    524:        const char              *name;
                    525: };
                    526:
                    527: /* Named mode key table description. */
                    528: struct mode_key_table {
                    529:        const char              *name;
                    530:        struct mode_key_cmdstr  *cmdstr;
                    531:        struct mode_key_tree    *tree;
                    532:        const struct mode_key_entry *table;     /* default entries */
                    533: };
                    534:
1.1       nicm      535: /* Modes. */
                    536: #define MODE_CURSOR 0x1
                    537: #define MODE_INSERT 0x2
                    538: #define MODE_KCURSOR 0x4
                    539: #define MODE_KKEYPAD 0x8
                    540: #define MODE_MOUSE 0x10
                    541:
1.143     nicm      542: /*
                    543:  * A single UTF-8 character.
                    544:  *
                    545:  * The data member in this must be UTF8_SIZE to allow screen_write_copy to
                    546:  * reinject stored UTF-8 data back into screen_write_cell after combining (ugh
                    547:  * XXX XXX).
                    548:  */
                    549: #define UTF8_SIZE 9
                    550: struct utf8_data {
                    551:        u_char  data[UTF8_SIZE];
                    552:
                    553:        size_t  have;
                    554:        size_t  size;
                    555:
                    556:        u_int   width;
                    557: };
                    558:
1.1       nicm      559: /* Grid output. */
                    560: #if defined(DEBUG) && \
                    561:     ((defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \
                    562:      (defined(__GNUC__) && __GNUC__ >= 3))
1.48      nicm      563: #define GRID_DEBUG(gd, fmt, ...) log_debug2("%s: (sx=%u, sy=%u, hsize=%u) " \
1.1       nicm      564:     fmt, __func__, (gd)->sx, (gd)->sy, (gd)->hsize, ## __VA_ARGS__)
                    565: #else
                    566: #define GRID_DEBUG(...)
                    567: #endif
                    568:
                    569: /* Grid attributes. */
                    570: #define GRID_ATTR_BRIGHT 0x1
                    571: #define GRID_ATTR_DIM 0x2
                    572: #define GRID_ATTR_UNDERSCORE 0x4
                    573: #define GRID_ATTR_BLINK 0x8
                    574: #define GRID_ATTR_REVERSE 0x10
                    575: #define GRID_ATTR_HIDDEN 0x20
                    576: #define GRID_ATTR_ITALICS 0x40
                    577: #define GRID_ATTR_CHARSET 0x80 /* alternative character set */
                    578:
                    579: /* Grid flags. */
                    580: #define GRID_FLAG_FG256 0x1
                    581: #define GRID_FLAG_BG256 0x2
                    582: #define GRID_FLAG_PADDING 0x4
                    583: #define GRID_FLAG_UTF8 0x8
                    584:
1.72      nicm      585: /* Grid line flags. */
                    586: #define GRID_LINE_WRAPPED 0x1
                    587:
1.1       nicm      588: /* Grid cell data. */
                    589: struct grid_cell {
                    590:        u_char  attr;
                    591:        u_char  flags;
                    592:        u_char  fg;
                    593:        u_char  bg;
                    594:        u_char  data;
                    595: } __packed;
                    596:
                    597: /* Grid cell UTF-8 data. Used instead of data in grid_cell for UTF-8 cells. */
                    598: struct grid_utf8 {
                    599:        u_char  width;
                    600:        u_char  data[UTF8_SIZE];
                    601: } __packed;
                    602:
1.71      nicm      603: /* Grid line. */
                    604: struct grid_line {
                    605:        u_int   cellsize;
                    606:        struct grid_cell *celldata;
                    607:
                    608:        u_int   utf8size;
                    609:        struct grid_utf8 *utf8data;
1.72      nicm      610:
                    611:        int     flags;
1.71      nicm      612: } __packed;
                    613:
1.1       nicm      614: /* Entire grid of cells. */
                    615: struct grid {
1.25      nicm      616:        int     flags;
                    617: #define GRID_HISTORY 0x1       /* scroll lines into history */
                    618:
1.1       nicm      619:        u_int   sx;
                    620:        u_int   sy;
                    621:
                    622:        u_int   hsize;
                    623:        u_int   hlimit;
                    624:
1.71      nicm      625:        struct grid_line *linedata;
1.1       nicm      626: };
                    627:
                    628: /* Option data structures. */
                    629: struct options_entry {
                    630:        char            *name;
                    631:
                    632:        enum {
                    633:                OPTIONS_STRING,
                    634:                OPTIONS_NUMBER,
1.112     nicm      635:                OPTIONS_DATA,
1.1       nicm      636:        } type;
1.109     nicm      637:
                    638:        char            *str;
                    639:        long long        num;
1.112     nicm      640:        void            *data;
                    641:
                    642:        void             (*freefn)(void *);
1.1       nicm      643:
                    644:        SPLAY_ENTRY(options_entry) entry;
                    645: };
                    646:
                    647: struct options {
                    648:        SPLAY_HEAD(options_tree, options_entry) tree;
                    649:        struct options  *parent;
                    650: };
                    651:
1.112     nicm      652: /* Key list for prefix option. */
                    653: ARRAY_DECL(keylist, int);
                    654:
1.126     nicm      655: /* Scheduled job. */
                    656: struct job {
                    657:        char            *cmd;
                    658:        pid_t            pid;
1.130     nicm      659:        int              status;
1.126     nicm      660:
                    661:        struct client   *client;
                    662:
                    663:        int              fd;
1.159   ! nicm      664:        struct event     event;
1.126     nicm      665:        struct buffer   *out;
                    666:
                    667:        void            (*callbackfn)(struct job *);
                    668:        void            (*freefn)(void *);
                    669:        void            *data;
1.130     nicm      670:
                    671:        int              flags;
                    672: #define JOB_DONE 0x1
1.153     nicm      673: #define JOB_PERSIST 0x2        /* don't free after callback */
1.126     nicm      674:
                    675:        RB_ENTRY(job)    entry;
1.128     nicm      676:        SLIST_ENTRY(job) lentry;
1.126     nicm      677: };
                    678: RB_HEAD(jobs, job);
1.128     nicm      679: SLIST_HEAD(joblist, job);
1.126     nicm      680:
1.1       nicm      681: /* Screen selection. */
                    682: struct screen_sel {
                    683:        int              flag;
                    684:
                    685:        u_int            sx;
                    686:        u_int            sy;
                    687:
                    688:        u_int            ex;
                    689:        u_int            ey;
                    690:
                    691:        struct grid_cell cell;
                    692: };
                    693:
                    694: /* Virtual screen. */
                    695: struct screen {
                    696:        char            *title;
                    697:
                    698:        struct grid     *grid;          /* grid data */
                    699:
                    700:        u_int            cx;            /* cursor x */
                    701:        u_int            cy;            /* cursor y */
                    702:
                    703:        u_int            rupper;        /* scroll region top */
                    704:        u_int            rlower;        /* scroll region bottom */
                    705:
                    706:        int              mode;
                    707:
1.6       nicm      708:        bitstr_t        *tabs;
                    709:
1.1       nicm      710:        struct screen_sel sel;
                    711: };
                    712:
                    713: /* Screen write context. */
                    714: struct screen_write_ctx {
                    715:        struct window_pane *wp;
                    716:        struct screen   *s;
                    717: };
                    718:
                    719: /* Screen size. */
                    720: #define screen_size_x(s) ((s)->grid->sx)
                    721: #define screen_size_y(s) ((s)->grid->sy)
                    722: #define screen_hsize(s) ((s)->grid->hsize)
                    723: #define screen_hlimit(s) ((s)->grid->hlimit)
                    724:
                    725: /* Input parser sequence argument. */
                    726: struct input_arg {
                    727:        u_char           data[64];
                    728:        size_t           used;
                    729: };
                    730:
                    731: /* Input parser context. */
                    732: struct input_ctx {
                    733:        struct window_pane *wp;
                    734:        struct screen_write_ctx ctx;
                    735:
                    736:        u_char          *buf;
                    737:        size_t           len;
                    738:        size_t           off;
1.86      nicm      739:        size_t           was;
1.1       nicm      740:
                    741:        struct grid_cell cell;
                    742:
                    743:        struct grid_cell saved_cell;
                    744:        u_int            saved_cx;
                    745:        u_int            saved_cy;
                    746:
                    747: #define MAXSTRINGLEN   1024
                    748:        u_char          *string_buf;
                    749:        size_t           string_len;
                    750:        int              string_type;
                    751: #define STRING_SYSTEM 0
                    752: #define STRING_APPLICATION 1
                    753: #define STRING_NAME 2
                    754:
1.143     nicm      755:        struct utf8_data utf8data;
1.1       nicm      756:
                    757:        u_char           intermediate;
                    758:        void            *(*state)(u_char, struct input_ctx *);
                    759:
                    760:        u_char           private;
                    761:        ARRAY_DECL(, struct input_arg) args;
                    762: };
                    763:
                    764: /*
                    765:  * Window mode. Windows can be in several modes and this is used to call the
                    766:  * right function to handle input and output.
                    767:  */
                    768: struct client;
                    769: struct window;
1.129     nicm      770: struct mouse_event;
1.1       nicm      771: struct window_mode {
                    772:        struct screen *(*init)(struct window_pane *);
                    773:        void    (*free)(struct window_pane *);
                    774:        void    (*resize)(struct window_pane *, u_int, u_int);
                    775:        void    (*key)(struct window_pane *, struct client *, int);
                    776:        void    (*mouse)(struct window_pane *,
1.129     nicm      777:                    struct client *, struct mouse_event *);
1.1       nicm      778:        void    (*timer)(struct window_pane *);
                    779: };
                    780:
                    781: /* Child window structure. */
                    782: struct window_pane {
                    783:        struct window   *window;
1.39      nicm      784:        struct layout_cell *layout_cell;
1.1       nicm      785:
                    786:        u_int            sx;
                    787:        u_int            sy;
                    788:
                    789:        u_int            xoff;
                    790:        u_int            yoff;
                    791:
                    792:        int              flags;
1.28      nicm      793: #define PANE_REDRAW 0x1
1.1       nicm      794:
                    795:        char            *cmd;
1.93      nicm      796:        char            *shell;
1.1       nicm      797:        char            *cwd;
                    798:
                    799:        pid_t            pid;
1.159   ! nicm      800:        char             tty[TTY_NAME_MAX];
        !           801:
1.1       nicm      802:        int              fd;
1.159   ! nicm      803:        struct event     event;
1.1       nicm      804:        struct buffer   *in;
                    805:        struct buffer   *out;
                    806:
                    807:        struct input_ctx ictx;
                    808:
1.131     nicm      809:        int              pipe_fd;
1.159   ! nicm      810:        struct event     pipe_event;
1.131     nicm      811:        struct buffer   *pipe_buf;
                    812:        size_t           pipe_off;
                    813:
1.1       nicm      814:        struct screen   *screen;
                    815:        struct screen    base;
                    816:
1.25      nicm      817:        /* Saved in alternative screen mode. */
                    818:        u_int            saved_cx;
                    819:        u_int            saved_cy;
                    820:        struct grid     *saved_grid;
1.69      nicm      821:        struct grid_cell saved_cell;
1.25      nicm      822:
1.1       nicm      823:        const struct window_mode *mode;
                    824:        void            *modedata;
                    825:
                    826:        TAILQ_ENTRY(window_pane) entry;
                    827: };
                    828: TAILQ_HEAD(window_panes, window_pane);
                    829:
                    830: /* Window structure. */
                    831: struct window {
                    832:        char            *name;
                    833:        struct timeval   name_timer;
                    834:
                    835:        struct window_pane *active;
                    836:        struct window_panes panes;
1.39      nicm      837:
1.61      nicm      838:        int              lastlayout;
1.39      nicm      839:        struct layout_cell *layout_root;
1.1       nicm      840:
                    841:        u_int            sx;
                    842:        u_int            sy;
                    843:
                    844:        int              flags;
                    845: #define WINDOW_BELL 0x1
                    846: #define WINDOW_HIDDEN 0x2
                    847: #define WINDOW_ACTIVITY 0x4
1.38      nicm      848: #define WINDOW_CONTENT 0x8
                    849: #define WINDOW_REDRAW 0x10
1.1       nicm      850:
                    851:        struct options   options;
                    852:
                    853:        u_int            references;
                    854: };
                    855: ARRAY_DECL(windows, struct window *);
                    856:
                    857: /* Entry on local window list. */
                    858: struct winlink {
                    859:        int              idx;
                    860:        struct window   *window;
                    861:
                    862:        RB_ENTRY(winlink) entry;
1.124     nicm      863:        TAILQ_ENTRY(winlink) sentry;
1.1       nicm      864: };
                    865: RB_HEAD(winlinks, winlink);
1.124     nicm      866: TAILQ_HEAD(winlink_stack, winlink);
1.1       nicm      867:
1.39      nicm      868: /* Layout direction. */
                    869: enum layout_type {
                    870:        LAYOUT_LEFTRIGHT,
                    871:        LAYOUT_TOPBOTTOM,
                    872:        LAYOUT_WINDOWPANE
                    873: };
                    874:
                    875: /* Layout cells queue. */
                    876: TAILQ_HEAD(layout_cells, layout_cell);
                    877:
                    878: /* Layout cell. */
                    879: struct layout_cell {
                    880:        enum layout_type type;
                    881:
                    882:        struct layout_cell *parent;
                    883:
                    884:        u_int            sx;
                    885:        u_int            sy;
                    886:
                    887:        u_int            xoff;
                    888:        u_int            yoff;
                    889:
                    890:        struct window_pane *wp;
                    891:        struct layout_cells cells;
                    892:
                    893:        TAILQ_ENTRY(layout_cell) entry;
                    894: };
                    895:
1.1       nicm      896: /* Paste buffer. */
                    897: struct paste_buffer {
                    898:        char            *data;
1.100     nicm      899:        size_t           size;
1.1       nicm      900: };
                    901: ARRAY_DECL(paste_stack, struct paste_buffer *);
                    902:
1.73      nicm      903: /* Environment variable. */
                    904: struct environ_entry {
                    905:        char            *name;
                    906:        char            *value;
                    907:
                    908:        RB_ENTRY(environ_entry) entry;
                    909: };
                    910: RB_HEAD(environ, environ_entry);
                    911:
1.1       nicm      912: /* Client session. */
                    913: struct session_alert {
                    914:        struct winlink  *wl;
                    915:        int              type;
                    916:
                    917:        SLIST_ENTRY(session_alert) entry;
                    918: };
                    919:
1.124     nicm      920: struct session_group {
                    921:        TAILQ_HEAD(, session) sessions;
                    922:
                    923:        TAILQ_ENTRY(session_group) entry;
                    924: };
                    925: TAILQ_HEAD(session_groups, session_group);
                    926:
1.1       nicm      927: struct session {
                    928:        char            *name;
1.156     nicm      929:
                    930:        struct timeval   creation_time;
                    931:        struct timeval   activity_time;
1.1       nicm      932:
                    933:        u_int            sx;
                    934:        u_int            sy;
                    935:
                    936:        struct winlink  *curw;
                    937:        struct winlink_stack lastw;
                    938:        struct winlinks  windows;
                    939:
                    940:        struct options   options;
                    941:
                    942:        struct paste_stack buffers;
                    943:
                    944:        SLIST_HEAD(, session_alert) alerts;
                    945:
                    946: #define SESSION_UNATTACHED 0x1 /* not attached to any clients */
1.101     nicm      947: #define SESSION_DEAD 0x2
1.1       nicm      948:        int              flags;
1.73      nicm      949:
1.105     nicm      950:        struct termios  *tio;
1.80      nicm      951:
1.73      nicm      952:        struct environ   environ;
1.101     nicm      953:
                    954:        int              references;
1.124     nicm      955:
                    956:        TAILQ_ENTRY(session) gentry;
1.1       nicm      957: };
                    958: ARRAY_DECL(sessions, struct session *);
                    959:
                    960: /* TTY information. */
                    961: struct tty_key {
                    962:        int              key;
                    963:        char            *string;
                    964:
                    965:        int              flags;
                    966: #define TTYKEY_CTRL 0x1
                    967: #define TTYKEY_RAW 0x2
                    968:
                    969:        RB_ENTRY(tty_key) entry;
                    970: };
                    971:
                    972: struct tty_term {
                    973:        char            *name;
                    974:        u_int            references;
                    975:
                    976:        struct tty_code  codes[NTTYCODE];
                    977:
1.147     nicm      978: #define TERM_256COLOURS 0x1
                    979: #define TERM_88COLOURS 0x2
                    980: #define TERM_EARLYWRAP 0x4
1.1       nicm      981:        int              flags;
                    982:
                    983:        SLIST_ENTRY(tty_term) entry;
                    984: };
                    985: SLIST_HEAD(tty_terms, tty_term);
                    986:
                    987: struct tty {
                    988:        char            *path;
                    989:
                    990:         u_int            sx;
                    991:         u_int            sy;
                    992:
                    993:        u_int            cx;
                    994:        u_int            cy;
                    995:
                    996:        int              mode;
                    997:
                    998:        u_int            rlower;
                    999:        u_int            rupper;
                   1000:
                   1001:        char            *termname;
                   1002:        struct tty_term *term;
                   1003:
                   1004:        int              fd;
1.159   ! nicm     1005:        struct event     event;
1.1       nicm     1006:        struct buffer   *in;
                   1007:        struct buffer   *out;
                   1008:
                   1009:        int              log_fd;
                   1010:
                   1011:        struct termios   tio;
                   1012:
                   1013:        struct grid_cell cell;
                   1014:
                   1015:        u_char           acs[UCHAR_MAX + 1];
                   1016:
                   1017: #define TTY_NOCURSOR 0x1
                   1018: #define TTY_FREEZE 0x2
                   1019: #define TTY_ESCAPE 0x4
                   1020: #define TTY_UTF8 0x8
1.76      nicm     1021: #define TTY_STARTED 0x10
1.77      nicm     1022: #define TTY_OPENED 0x20
1.1       nicm     1023:        int              flags;
                   1024:
                   1025:        int              term_flags;
                   1026:
                   1027:        struct timeval   key_timer;
                   1028:
                   1029:        size_t           ksize; /* maximum key size */
                   1030:        RB_HEAD(tty_keys, tty_key) ktree;
                   1031: };
                   1032:
1.47      nicm     1033: /* TTY command context and function pointer. */
                   1034: struct tty_ctx {
                   1035:        struct window_pane *wp;
                   1036:
                   1037:        const struct grid_cell *cell;
                   1038:        const struct grid_utf8 *utf8;
                   1039:
1.49      nicm     1040:        u_int            num;
                   1041:        void            *ptr;
                   1042:
                   1043:        /*
                   1044:         * Cursor and region position before the screen was updated - this is
                   1045:         * where the command should be applied; the values in the screen have
                   1046:         * already been updated.
                   1047:         */
                   1048:        u_int            ocx;
                   1049:        u_int            ocy;
                   1050:
                   1051:        u_int            orupper;
                   1052:        u_int            orlower;
1.140     nicm     1053:
                   1054:        /* Saved last cell on line. */
                   1055:        struct grid_cell last_cell;
                   1056:        struct grid_utf8 last_utf8;
                   1057:        u_int            last_width;
1.47      nicm     1058: };
                   1059:
1.129     nicm     1060: /* Mouse input. */
                   1061: struct mouse_event {
                   1062:        u_char  b;
                   1063:        u_char  x;
                   1064:        u_char  y;
                   1065: };
                   1066:
1.1       nicm     1067: /* Client connection. */
                   1068: struct client {
1.75      nicm     1069:        struct imsgbuf   ibuf;
1.159   ! nicm     1070:        struct event     event;
1.156     nicm     1071:
                   1072:        struct timeval   creation_time;
1.158     nicm     1073:        struct timeval   activity_time;
1.1       nicm     1074:
1.73      nicm     1075:        struct environ   environ;
                   1076:
1.1       nicm     1077:        char            *title;
                   1078:        char            *cwd;
                   1079:
                   1080:        struct tty       tty;
                   1081:        struct timeval   repeat_timer;
                   1082:
1.126     nicm     1083:        struct timeval   status_timer;
                   1084:        struct jobs      status_jobs;
1.1       nicm     1085:        struct screen    status;
                   1086:
                   1087: #define CLIENT_TERMINAL 0x1
                   1088: #define CLIENT_PREFIX 0x2
                   1089: #define CLIENT_MOUSE 0x4
                   1090: #define CLIENT_REDRAW 0x8
                   1091: #define CLIENT_STATUS 0x10
                   1092: #define CLIENT_REPEAT 0x20     /* allow command to repeat within repeat time */
                   1093: #define CLIENT_SUSPENDED 0x40
1.70      nicm     1094: #define CLIENT_BAD 0x80
1.92      nicm     1095: #define CLIENT_IDENTIFY 0x100
1.101     nicm     1096: #define CLIENT_DEAD 0x200
1.1       nicm     1097:        int              flags;
                   1098:
1.92      nicm     1099:        struct timeval   identify_timer;
                   1100:
1.1       nicm     1101:        char            *message_string;
                   1102:        struct timeval   message_timer;
                   1103:
                   1104:        char            *prompt_string;
                   1105:        char            *prompt_buffer;
                   1106:        size_t           prompt_index;
1.33      nicm     1107:        int              (*prompt_callbackfn)(void *, const char *);
                   1108:        void             (*prompt_freefn)(void *);
1.1       nicm     1109:        void            *prompt_data;
                   1110:
1.117     nicm     1111: #define PROMPT_SINGLE 0x1
1.1       nicm     1112:        int              prompt_flags;
                   1113:
                   1114:        u_int            prompt_hindex;
                   1115:        ARRAY_DECL(, char *) prompt_hdata;
                   1116:
                   1117:        struct mode_key_data prompt_mdata;
                   1118:
                   1119:        struct session  *session;
1.101     nicm     1120:
                   1121:        int              references;
1.1       nicm     1122: };
                   1123: ARRAY_DECL(clients, struct client *);
                   1124:
                   1125: /* Key/command line command. */
                   1126: struct cmd_ctx {
1.35      nicm     1127:        /*
                   1128:         * curclient is the client where this command was executed if inside
                   1129:         * tmux. This is NULL if the command came from the command-line.
                   1130:         *
                   1131:         * cmdclient is the client which sent the MSG_COMMAND to the server, if
                   1132:         * any. This is NULL unless the command came from the command-line.
                   1133:         *
1.52      nicm     1134:         * cmdclient and curclient may both be NULL if the command is in the
                   1135:         * configuration file.
1.35      nicm     1136:         */
1.1       nicm     1137:        struct client  *curclient;
1.54      nicm     1138:        struct client  *cmdclient;
1.35      nicm     1139:
1.1       nicm     1140:        struct msg_command_data *msgdata;
                   1141:
1.90      nicm     1142:        /* gcc2 doesn't understand attributes on function pointers... */
                   1143: #if defined(__GNUC__) && __GNUC__ >= 3
1.85      nicm     1144:        void printflike2 (*print)(struct cmd_ctx *, const char *, ...);
                   1145:        void printflike2 (*info)(struct cmd_ctx *, const char *, ...);
                   1146:        void printflike2 (*error)(struct cmd_ctx *, const char *, ...);
1.90      nicm     1147: #else
                   1148:        void (*print)(struct cmd_ctx *, const char *, ...);
                   1149:        void (*info)(struct cmd_ctx *, const char *, ...);
                   1150:        void (*error)(struct cmd_ctx *, const char *, ...);
                   1151: #endif
1.1       nicm     1152: };
                   1153:
                   1154: struct cmd {
                   1155:        const struct cmd_entry *entry;
                   1156:        void            *data;
                   1157:
                   1158:        TAILQ_ENTRY(cmd) qentry;
                   1159: };
                   1160: TAILQ_HEAD(cmd_list, cmd);
                   1161:
                   1162: struct cmd_entry {
                   1163:        const char      *name;
                   1164:        const char      *alias;
                   1165:        const char      *usage;
                   1166:
                   1167: #define CMD_STARTSERVER 0x1
                   1168: #define CMD_CANTNEST 0x2
1.74      nicm     1169: #define CMD_SENDENVIRON 0x4
                   1170: #define CMD_ARG1 0x8
                   1171: #define CMD_ARG01 0x10
                   1172: #define CMD_ARG2 0x20
                   1173: #define CMD_ARG12 0x40
1.27      nicm     1174:        int              flags;
1.1       nicm     1175:
1.27      nicm     1176: #define CMD_CHFLAG(flag) \
                   1177:        ((flag) >= 'a' && (flag) <= 'z' ? 1ULL << ((flag) - 'a') :      \
                   1178:        (flag) >= 'A' && (flag) <= 'Z' ? 1ULL << (26 + (flag) - 'A') : 0)
                   1179:        uint64_t         chflags;
1.1       nicm     1180:
                   1181:        void             (*init)(struct cmd *, int);
                   1182:        int              (*parse)(struct cmd *, int, char **, char **);
                   1183:        int              (*exec)(struct cmd *, struct cmd_ctx *);
                   1184:        void             (*free)(struct cmd *);
                   1185:        size_t           (*print)(struct cmd *, char *, size_t);
                   1186: };
                   1187:
                   1188: /* Generic command data. */
                   1189: struct cmd_target_data {
1.27      nicm     1190:        uint64_t chflags;
1.1       nicm     1191:        char    *target;
                   1192:        char    *arg;
1.74      nicm     1193:        char    *arg2;
1.1       nicm     1194: };
                   1195:
                   1196: struct cmd_srcdst_data {
1.27      nicm     1197:        uint64_t chflags;
1.1       nicm     1198:        char    *src;
                   1199:        char    *dst;
                   1200:        char    *arg;
1.74      nicm     1201:        char    *arg2;
1.1       nicm     1202: };
                   1203:
                   1204: struct cmd_buffer_data {
1.27      nicm     1205:        uint64_t chflags;
1.1       nicm     1206:        char    *target;
                   1207:        int      buffer;
                   1208:        char    *arg;
1.74      nicm     1209:        char    *arg2;
1.1       nicm     1210: };
                   1211:
                   1212: /* Key binding. */
                   1213: struct key_binding {
                   1214:        int              key;
                   1215:        struct cmd_list *cmdlist;
                   1216:        int              can_repeat;
                   1217:
                   1218:        SPLAY_ENTRY(key_binding) entry;
                   1219: };
                   1220: SPLAY_HEAD(key_bindings, key_binding);
                   1221:
                   1222: /* Set/display option data. */
                   1223: struct set_option_entry {
                   1224:        const char      *name;
                   1225:        enum {
                   1226:                SET_OPTION_STRING,
                   1227:                SET_OPTION_NUMBER,
1.112     nicm     1228:                SET_OPTION_KEYS,
1.1       nicm     1229:                SET_OPTION_COLOUR,
                   1230:                SET_OPTION_ATTRIBUTES,
                   1231:                SET_OPTION_FLAG,
                   1232:                SET_OPTION_CHOICE
                   1233:        } type;
                   1234:
                   1235:        u_int            minimum;
                   1236:        u_int            maximum;
                   1237:
                   1238:        const char     **choices;
                   1239: };
                   1240: extern const struct set_option_entry set_option_table[];
                   1241: extern const struct set_option_entry set_window_option_table[];
                   1242:
                   1243: /* tmux.c */
1.16      nicm     1244: extern struct options global_s_options;
                   1245: extern struct options global_w_options;
1.73      nicm     1246: extern struct environ global_environ;
1.1       nicm     1247: extern char    *cfg_file;
                   1248: extern int      debug_level;
                   1249: extern int      be_quiet;
                   1250: extern time_t   start_time;
                   1251: extern char    *socket_path;
1.96      nicm     1252: extern int      login_shell;
1.1       nicm     1253: void            logfile(const char *);
1.93      nicm     1254: const char     *getshell(void);
                   1255: int             checkshell(const char *);
                   1256: int             areshell(const char *);
1.1       nicm     1257:
                   1258: /* cfg.c */
1.89      nicm     1259: int             load_cfg(const char *, struct cmd_ctx *, char **);
1.1       nicm     1260:
                   1261: /* mode-key.c */
1.62      nicm     1262: extern const struct mode_key_table mode_key_tables[];
                   1263: extern struct mode_key_tree mode_key_tree_vi_edit;
                   1264: extern struct mode_key_tree mode_key_tree_vi_choice;
                   1265: extern struct mode_key_tree mode_key_tree_vi_copy;
                   1266: extern struct mode_key_tree mode_key_tree_emacs_edit;
                   1267: extern struct mode_key_tree mode_key_tree_emacs_choice;
                   1268: extern struct mode_key_tree mode_key_tree_emacs_copy;
                   1269: int    mode_key_cmp(struct mode_key_binding *, struct mode_key_binding *);
                   1270: SPLAY_PROTOTYPE(mode_key_tree, mode_key_binding, entry, mode_key_cmp);
                   1271: const char *mode_key_tostring(struct mode_key_cmdstr *r, enum mode_key_cmd);
1.63      nicm     1272: enum mode_key_cmd mode_key_fromstring(struct mode_key_cmdstr *, const char *);
                   1273: const struct mode_key_table *mode_key_findtable(const char *);
1.62      nicm     1274: void   mode_key_init_trees(void);
                   1275: void   mode_key_free_trees(void);
                   1276: void   mode_key_init(struct mode_key_data *, struct mode_key_tree *);
1.1       nicm     1277: enum mode_key_cmd mode_key_lookup(struct mode_key_data *, int);
                   1278:
                   1279: /* options.c */
                   1280: int    options_cmp(struct options_entry *, struct options_entry *);
                   1281: SPLAY_PROTOTYPE(options_tree, options_entry, entry, options_cmp);
                   1282: void   options_init(struct options *, struct options *);
                   1283: void   options_free(struct options *);
                   1284: struct options_entry *options_find1(struct options *, const char *);
                   1285: struct options_entry *options_find(struct options *, const char *);
1.44      nicm     1286: void   options_remove(struct options *, const char *);
1.111     nicm     1287: struct options_entry *printflike3 options_set_string(
1.1       nicm     1288:            struct options *, const char *, const char *, ...);
                   1289: char   *options_get_string(struct options *, const char *);
1.111     nicm     1290: struct options_entry *options_set_number(
                   1291:            struct options *, const char *, long long);
1.1       nicm     1292: long long options_get_number(struct options *, const char *);
1.112     nicm     1293: struct options_entry *options_set_data(
                   1294:            struct options *, const char *, void *, void (*)(void *));
                   1295: void   *options_get_data(struct options *, const char *);
1.1       nicm     1296:
1.126     nicm     1297: /* job.c */
1.128     nicm     1298: extern struct joblist all_jobs;
1.126     nicm     1299: int    job_cmp(struct job *, struct job *);
                   1300: RB_PROTOTYPE(jobs, job, entry, job_cmp);
                   1301: void   job_tree_init(struct jobs *);
                   1302: void   job_tree_free(struct jobs *);
                   1303: struct job *job_get(struct jobs *, const char *);
1.153     nicm     1304: struct job *job_add(struct jobs *, int, struct client *,
1.126     nicm     1305:            const char *, void (*)(struct job *), void (*)(void *), void *);
1.153     nicm     1306: void   job_remove(struct jobs *, struct job *);
1.126     nicm     1307: void   job_free(struct job *);
                   1308: int    job_run(struct job *);
                   1309: void   job_kill(struct job *);
                   1310:
1.73      nicm     1311: /* environ.c */
                   1312: int    environ_cmp(struct environ_entry *, struct environ_entry *);
                   1313: RB_PROTOTYPE(environ, environ_entry, entry, environ_cmp);
                   1314: void   environ_init(struct environ *);
                   1315: void   environ_free(struct environ *);
                   1316: void   environ_copy(struct environ *, struct environ *);
                   1317: struct environ_entry *environ_find(struct environ *, const char *);
                   1318: void   environ_set(struct environ *, const char *, const char *);
                   1319: void   environ_put(struct environ *, const char *);
                   1320: void   environ_unset(struct environ *, const char *);
                   1321: void   environ_update(const char *, struct environ *, struct environ *);
                   1322:
1.1       nicm     1323: /* tty.c */
1.115     nicm     1324: void   tty_raw(struct tty *, const char *);
1.47      nicm     1325: u_char tty_get_acs(struct tty *, u_char);
1.92      nicm     1326: void   tty_attributes(struct tty *, const struct grid_cell *);
1.47      nicm     1327: void   tty_reset(struct tty *);
1.132     nicm     1328: void   tty_region_pane(struct tty *, const struct tty_ctx *, u_int, u_int);
1.133     nicm     1329: void   tty_region(struct tty *, u_int, u_int);
1.134     nicm     1330: void   tty_cursor_pane(struct tty *, const struct tty_ctx *, u_int, u_int);
                   1331: void   tty_cursor(struct tty *, u_int, u_int);
1.47      nicm     1332: void   tty_putcode(struct tty *, enum tty_code_code);
                   1333: void   tty_putcode1(struct tty *, enum tty_code_code, int);
                   1334: void   tty_putcode2(struct tty *, enum tty_code_code, int, int);
                   1335: void   tty_puts(struct tty *, const char *);
                   1336: void   tty_putc(struct tty *, u_char);
                   1337: void   tty_pututf8(struct tty *, const struct grid_utf8 *);
1.113     nicm     1338: void   tty_init(struct tty *, int, char *);
1.114     nicm     1339: void   tty_resize(struct tty *);
1.47      nicm     1340: void   tty_start_tty(struct tty *);
                   1341: void   tty_stop_tty(struct tty *);
                   1342: void   tty_set_title(struct tty *, const char *);
                   1343: void   tty_update_mode(struct tty *, int);
                   1344: void   tty_draw_line(struct tty *, struct screen *, u_int, u_int, u_int);
1.67      nicm     1345: int    tty_open(struct tty *, const char *, char **);
1.76      nicm     1346: void   tty_close(struct tty *);
                   1347: void   tty_free(struct tty *);
1.79      nicm     1348: void   tty_write(void (*)(
                   1349:            struct tty *, const struct tty_ctx *), const struct tty_ctx *);
                   1350: void   tty_cmd_alignmenttest(struct tty *, const struct tty_ctx *);
                   1351: void   tty_cmd_cell(struct tty *, const struct tty_ctx *);
                   1352: void   tty_cmd_clearendofline(struct tty *, const struct tty_ctx *);
                   1353: void   tty_cmd_clearendofscreen(struct tty *, const struct tty_ctx *);
                   1354: void   tty_cmd_clearline(struct tty *, const struct tty_ctx *);
                   1355: void   tty_cmd_clearscreen(struct tty *, const struct tty_ctx *);
                   1356: void   tty_cmd_clearstartofline(struct tty *, const struct tty_ctx *);
                   1357: void   tty_cmd_clearstartofscreen(struct tty *, const struct tty_ctx *);
                   1358: void   tty_cmd_deletecharacter(struct tty *, const struct tty_ctx *);
                   1359: void   tty_cmd_deleteline(struct tty *, const struct tty_ctx *);
                   1360: void   tty_cmd_insertcharacter(struct tty *, const struct tty_ctx *);
                   1361: void   tty_cmd_insertline(struct tty *, const struct tty_ctx *);
                   1362: void   tty_cmd_linefeed(struct tty *, const struct tty_ctx *);
                   1363: void   tty_cmd_utf8character(struct tty *, const struct tty_ctx *);
                   1364: void   tty_cmd_reverseindex(struct tty *, const struct tty_ctx *);
1.1       nicm     1365:
                   1366: /* tty-term.c */
                   1367: extern struct tty_terms tty_terms;
                   1368: extern struct tty_term_code_entry tty_term_codes[NTTYCODE];
1.67      nicm     1369: struct tty_term *tty_term_find(char *, int, const char *, char **);
1.1       nicm     1370: void            tty_term_free(struct tty_term *);
                   1371: int             tty_term_has(struct tty_term *, enum tty_code_code);
                   1372: const char     *tty_term_string(struct tty_term *, enum tty_code_code);
                   1373: const char     *tty_term_string1(struct tty_term *, enum tty_code_code, int);
                   1374: const char     *tty_term_string2(
                   1375:                     struct tty_term *, enum tty_code_code, int, int);
                   1376: int             tty_term_number(struct tty_term *, enum tty_code_code);
                   1377: int             tty_term_flag(struct tty_term *, enum tty_code_code);
                   1378:
                   1379: /* tty-keys.c */
1.47      nicm     1380: int    tty_keys_cmp(struct tty_key *, struct tty_key *);
1.1       nicm     1381: RB_PROTOTYPE(tty_keys, tty_key, entry, tty_keys_cmp);
1.47      nicm     1382: void   tty_keys_init(struct tty *);
                   1383: void   tty_keys_free(struct tty *);
1.129     nicm     1384: int    tty_keys_next(struct tty *, int *, struct mouse_event *);
1.1       nicm     1385:
                   1386: /* options-cmd.c */
1.110     nicm     1387: const char *set_option_print(
                   1388:            const struct set_option_entry *, struct options_entry *);
1.1       nicm     1389: void   set_option_string(struct cmd_ctx *,
1.68      nicm     1390:            struct options *, const struct set_option_entry *, char *, int);
1.1       nicm     1391: void   set_option_number(struct cmd_ctx *,
                   1392:            struct options *, const struct set_option_entry *, char *);
1.112     nicm     1393: void   set_option_keys(struct cmd_ctx *,
1.1       nicm     1394:            struct options *, const struct set_option_entry *, char *);
                   1395: void   set_option_colour(struct cmd_ctx *,
                   1396:            struct options *, const struct set_option_entry *, char *);
                   1397: void   set_option_attributes(struct cmd_ctx *,
                   1398:            struct options *, const struct set_option_entry *, char *);
                   1399: void   set_option_flag(struct cmd_ctx *,
                   1400:            struct options *, const struct set_option_entry *, char *);
                   1401: void   set_option_choice(struct cmd_ctx *,
                   1402:            struct options *, const struct set_option_entry *, char *);
                   1403:
                   1404: /* paste.c */
                   1405: void            paste_init_stack(struct paste_stack *);
                   1406: void            paste_free_stack(struct paste_stack *);
                   1407: struct paste_buffer *paste_walk_stack(struct paste_stack *, uint *);
                   1408: struct paste_buffer *paste_get_top(struct paste_stack *);
                   1409: struct paste_buffer *paste_get_index(struct paste_stack *, u_int);
                   1410: int             paste_free_top(struct paste_stack *);
                   1411: int             paste_free_index(struct paste_stack *, u_int);
1.100     nicm     1412: void            paste_add(struct paste_stack *, u_char *, size_t, u_int);
                   1413: int             paste_replace(struct paste_stack *, u_int, u_char *, size_t);
1.1       nicm     1414:
                   1415: /* clock.c */
1.92      nicm     1416: extern const char clock_table[14][5][5];
1.1       nicm     1417: void            clock_draw(struct screen_write_ctx *, u_int, int);
                   1418:
                   1419: /* cmd.c */
1.55      nicm     1420: int             cmd_pack_argv(int, char **, char *, size_t);
                   1421: int             cmd_unpack_argv(char *, size_t, int, char ***);
                   1422: void            cmd_free_argv(int, char **);
1.1       nicm     1423: struct cmd     *cmd_parse(int, char **, char **);
                   1424: int             cmd_exec(struct cmd *, struct cmd_ctx *);
                   1425: void            cmd_free(struct cmd *);
                   1426: size_t          cmd_print(struct cmd *, char *, size_t);
                   1427: struct session *cmd_current_session(struct cmd_ctx *);
1.157     nicm     1428: struct client  *cmd_current_client(struct cmd_ctx *);
1.1       nicm     1429: struct client  *cmd_find_client(struct cmd_ctx *, const char *);
                   1430: struct session *cmd_find_session(struct cmd_ctx *, const char *);
                   1431: struct winlink *cmd_find_window(
1.26      nicm     1432:                     struct cmd_ctx *, const char *, struct session **);
                   1433: int             cmd_find_index(
                   1434:                     struct cmd_ctx *, const char *, struct session **);
1.65      nicm     1435: struct winlink *cmd_find_pane(struct cmd_ctx *,
                   1436:                     const char *, struct session **, struct window_pane **);
1.91      nicm     1437: char           *cmd_template_replace(char *, const char *, int);
1.1       nicm     1438: extern const struct cmd_entry *cmd_table[];
                   1439: extern const struct cmd_entry cmd_attach_session_entry;
                   1440: extern const struct cmd_entry cmd_bind_key_entry;
                   1441: extern const struct cmd_entry cmd_break_pane_entry;
1.91      nicm     1442: extern const struct cmd_entry cmd_choose_client_entry;
1.1       nicm     1443: extern const struct cmd_entry cmd_choose_session_entry;
                   1444: extern const struct cmd_entry cmd_choose_window_entry;
                   1445: extern const struct cmd_entry cmd_clear_history_entry;
                   1446: extern const struct cmd_entry cmd_clock_mode_entry;
                   1447: extern const struct cmd_entry cmd_command_prompt_entry;
                   1448: extern const struct cmd_entry cmd_confirm_before_entry;
                   1449: extern const struct cmd_entry cmd_copy_buffer_entry;
                   1450: extern const struct cmd_entry cmd_copy_mode_entry;
                   1451: extern const struct cmd_entry cmd_delete_buffer_entry;
                   1452: extern const struct cmd_entry cmd_detach_client_entry;
1.36      nicm     1453: extern const struct cmd_entry cmd_display_message_entry;
1.92      nicm     1454: extern const struct cmd_entry cmd_display_panes_entry;
1.1       nicm     1455: extern const struct cmd_entry cmd_down_pane_entry;
                   1456: extern const struct cmd_entry cmd_find_window_entry;
                   1457: extern const struct cmd_entry cmd_has_session_entry;
1.19      nicm     1458: extern const struct cmd_entry cmd_if_shell_entry;
1.1       nicm     1459: extern const struct cmd_entry cmd_kill_pane_entry;
                   1460: extern const struct cmd_entry cmd_kill_server_entry;
                   1461: extern const struct cmd_entry cmd_kill_session_entry;
                   1462: extern const struct cmd_entry cmd_kill_window_entry;
                   1463: extern const struct cmd_entry cmd_last_window_entry;
                   1464: extern const struct cmd_entry cmd_link_window_entry;
                   1465: extern const struct cmd_entry cmd_list_buffers_entry;
                   1466: extern const struct cmd_entry cmd_list_clients_entry;
                   1467: extern const struct cmd_entry cmd_list_commands_entry;
                   1468: extern const struct cmd_entry cmd_list_keys_entry;
1.127     nicm     1469: extern const struct cmd_entry cmd_list_panes_entry;
1.1       nicm     1470: extern const struct cmd_entry cmd_list_sessions_entry;
                   1471: extern const struct cmd_entry cmd_list_windows_entry;
                   1472: extern const struct cmd_entry cmd_load_buffer_entry;
1.118     nicm     1473: extern const struct cmd_entry cmd_lock_client_entry;
1.1       nicm     1474: extern const struct cmd_entry cmd_lock_server_entry;
1.118     nicm     1475: extern const struct cmd_entry cmd_lock_session_entry;
1.1       nicm     1476: extern const struct cmd_entry cmd_move_window_entry;
                   1477: extern const struct cmd_entry cmd_new_session_entry;
                   1478: extern const struct cmd_entry cmd_new_window_entry;
                   1479: extern const struct cmd_entry cmd_next_layout_entry;
                   1480: extern const struct cmd_entry cmd_next_window_entry;
                   1481: extern const struct cmd_entry cmd_paste_buffer_entry;
1.131     nicm     1482: extern const struct cmd_entry cmd_pipe_pane_entry;
1.1       nicm     1483: extern const struct cmd_entry cmd_previous_layout_entry;
                   1484: extern const struct cmd_entry cmd_previous_window_entry;
                   1485: extern const struct cmd_entry cmd_refresh_client_entry;
                   1486: extern const struct cmd_entry cmd_rename_session_entry;
                   1487: extern const struct cmd_entry cmd_rename_window_entry;
                   1488: extern const struct cmd_entry cmd_resize_pane_entry;
                   1489: extern const struct cmd_entry cmd_respawn_window_entry;
                   1490: extern const struct cmd_entry cmd_rotate_window_entry;
1.107     nicm     1491: extern const struct cmd_entry cmd_run_shell_entry;
1.1       nicm     1492: extern const struct cmd_entry cmd_save_buffer_entry;
                   1493: extern const struct cmd_entry cmd_select_layout_entry;
                   1494: extern const struct cmd_entry cmd_select_pane_entry;
                   1495: extern const struct cmd_entry cmd_select_prompt_entry;
                   1496: extern const struct cmd_entry cmd_select_window_entry;
                   1497: extern const struct cmd_entry cmd_send_keys_entry;
                   1498: extern const struct cmd_entry cmd_send_prefix_entry;
                   1499: extern const struct cmd_entry cmd_server_info_entry;
                   1500: extern const struct cmd_entry cmd_set_buffer_entry;
1.73      nicm     1501: extern const struct cmd_entry cmd_set_environment_entry;
1.1       nicm     1502: extern const struct cmd_entry cmd_set_option_entry;
                   1503: extern const struct cmd_entry cmd_set_window_option_entry;
                   1504: extern const struct cmd_entry cmd_show_buffer_entry;
1.73      nicm     1505: extern const struct cmd_entry cmd_show_environment_entry;
1.1       nicm     1506: extern const struct cmd_entry cmd_show_options_entry;
                   1507: extern const struct cmd_entry cmd_show_window_options_entry;
                   1508: extern const struct cmd_entry cmd_source_file_entry;
                   1509: extern const struct cmd_entry cmd_split_window_entry;
                   1510: extern const struct cmd_entry cmd_start_server_entry;
                   1511: extern const struct cmd_entry cmd_suspend_client_entry;
                   1512: extern const struct cmd_entry cmd_swap_pane_entry;
                   1513: extern const struct cmd_entry cmd_swap_window_entry;
                   1514: extern const struct cmd_entry cmd_switch_client_entry;
                   1515: extern const struct cmd_entry cmd_unbind_key_entry;
                   1516: extern const struct cmd_entry cmd_unlink_window_entry;
                   1517: extern const struct cmd_entry cmd_up_pane_entry;
                   1518:
                   1519: /* cmd-list.c */
                   1520: struct cmd_list        *cmd_list_parse(int, char **, char **);
                   1521: int             cmd_list_exec(struct cmd_list *, struct cmd_ctx *);
                   1522: void            cmd_list_free(struct cmd_list *);
                   1523: size_t          cmd_list_print(struct cmd_list *, char *, size_t);
                   1524:
                   1525: /* cmd-string.c */
                   1526: int    cmd_string_parse(const char *, struct cmd_list **, char **);
                   1527:
                   1528: /* cmd-generic.c */
                   1529: size_t  cmd_prarg(char *, size_t, const char *, char *);
1.65      nicm     1530: #define CMD_TARGET_PANE_USAGE "[-t target-pane]"
1.1       nicm     1531: #define CMD_TARGET_WINDOW_USAGE "[-t target-window]"
                   1532: #define CMD_TARGET_SESSION_USAGE "[-t target-session]"
                   1533: #define CMD_TARGET_CLIENT_USAGE "[-t target-client]"
                   1534: void   cmd_target_init(struct cmd *, int);
                   1535: int    cmd_target_parse(struct cmd *, int, char **, char **);
                   1536: void   cmd_target_free(struct cmd *);
                   1537: size_t cmd_target_print(struct cmd *, char *, size_t);
1.65      nicm     1538: #define CMD_SRCDST_PANE_USAGE "[-s src-pane] [-t dst-pane]"
1.1       nicm     1539: #define CMD_SRCDST_WINDOW_USAGE "[-s src-window] [-t dst-window]"
                   1540: #define CMD_SRCDST_SESSION_USAGE "[-s src-session] [-t dst-session]"
                   1541: #define CMD_SRCDST_CLIENT_USAGE "[-s src-client] [-t dst-client]"
                   1542: void   cmd_srcdst_init(struct cmd *, int);
                   1543: int    cmd_srcdst_parse(struct cmd *, int, char **, char **);
                   1544: void   cmd_srcdst_free(struct cmd *);
                   1545: size_t cmd_srcdst_print(struct cmd *, char *, size_t);
1.65      nicm     1546: #define CMD_BUFFER_PANE_USAGE "[-b buffer-index] [-t target-pane]"
1.1       nicm     1547: #define CMD_BUFFER_WINDOW_USAGE "[-b buffer-index] [-t target-window]"
                   1548: #define CMD_BUFFER_SESSION_USAGE "[-b buffer-index] [-t target-session]"
                   1549: #define CMD_BUFFER_CLIENT_USAGE "[-b buffer-index] [-t target-client]"
                   1550: void   cmd_buffer_init(struct cmd *, int);
                   1551: int    cmd_buffer_parse(struct cmd *, int, char **, char **);
                   1552: void   cmd_buffer_free(struct cmd *);
                   1553: size_t cmd_buffer_print(struct cmd *, char *, size_t);
                   1554:
                   1555: /* client.c */
1.145     nicm     1556: struct imsgbuf *client_init(char *, int, int);
                   1557: __dead void    client_main(void);
1.1       nicm     1558:
                   1559: /* key-bindings.c */
                   1560: extern struct key_bindings key_bindings;
                   1561: int     key_bindings_cmp(struct key_binding *, struct key_binding *);
                   1562: SPLAY_PROTOTYPE(key_bindings, key_binding, entry, key_bindings_cmp);
                   1563: struct key_binding *key_bindings_lookup(int);
                   1564: void    key_bindings_add(int, int, struct cmd_list *);
                   1565: void    key_bindings_remove(int);
1.24      nicm     1566: void    key_bindings_clean(void);
1.1       nicm     1567: void    key_bindings_init(void);
                   1568: void    key_bindings_free(void);
                   1569: void    key_bindings_dispatch(struct key_binding *, struct client *);
                   1570: void printflike2 key_bindings_error(struct cmd_ctx *, const char *, ...);
                   1571: void printflike2 key_bindings_print(struct cmd_ctx *, const char *, ...);
                   1572: void printflike2 key_bindings_info(struct cmd_ctx *, const char *, ...);
                   1573:
                   1574: /* key-string.c */
                   1575: int     key_string_lookup_string(const char *);
                   1576: const char *key_string_lookup_key(int);
                   1577:
                   1578: /* server.c */
                   1579: extern struct clients clients;
1.101     nicm     1580: extern struct clients dead_clients;
1.1       nicm     1581: int     server_start(char *);
1.159   ! nicm     1582: void    server_signal_set(void);
        !          1583: void    server_signal_clear(void);
1.1       nicm     1584:
1.146     nicm     1585: /* server-client.c */
                   1586: void    server_client_create(int);
                   1587: void    server_client_lost(struct client *);
1.151     nicm     1588: void    server_client_prepare(void);
1.159   ! nicm     1589: void    server_client_callback(int, short, void *);
1.146     nicm     1590: void    server_client_loop(void);
                   1591:
                   1592: /* server-job.c */
1.151     nicm     1593: void    server_job_prepare(void);
1.159   ! nicm     1594: void    server_job_callback(int, short, void *);
1.146     nicm     1595: void    server_job_loop(void);
                   1596:
                   1597: /* server-window.c */
1.151     nicm     1598: void    server_window_prepare(void);
1.159   ! nicm     1599: void    server_window_callback(int, short, void *);
1.146     nicm     1600: void    server_window_loop(void);
1.1       nicm     1601:
                   1602: /* server-fn.c */
1.73      nicm     1603: void    server_fill_environ(struct session *, struct environ *);
1.55      nicm     1604: void    server_write_error(struct client *, const char *);
1.1       nicm     1605: void    server_write_client(
1.64      nicm     1606:              struct client *, enum msgtype, const void *, size_t);
1.1       nicm     1607: void    server_write_session(
1.64      nicm     1608:              struct session *, enum msgtype, const void *, size_t);
1.1       nicm     1609: void    server_redraw_client(struct client *);
                   1610: void    server_status_client(struct client *);
                   1611: void    server_redraw_session(struct session *);
1.124     nicm     1612: void    server_redraw_session_group(struct session *);
1.1       nicm     1613: void    server_status_session(struct session *);
1.124     nicm     1614: void    server_status_session_group(struct session *);
1.1       nicm     1615: void    server_redraw_window(struct window *);
                   1616: void    server_status_window(struct window *);
                   1617: void    server_lock(void);
1.118     nicm     1618: void    server_lock_session(struct session *);
                   1619: void    server_lock_client(struct client *);
1.1       nicm     1620: int     server_unlock(const char *);
1.37      nicm     1621: void    server_kill_window(struct window *);
1.124     nicm     1622: int     server_link_window(struct session *,
1.106     nicm     1623:             struct winlink *, struct session *, int, int, int, char **);
                   1624: void    server_unlink_window(struct session *, struct winlink *);
1.124     nicm     1625: void    server_destroy_session_group(struct session *);
1.103     nicm     1626: void    server_destroy_session(struct session *);
1.92      nicm     1627: void    server_set_identify(struct client *);
                   1628: void    server_clear_identify(struct client *);
1.1       nicm     1629:
                   1630: /* status.c */
                   1631: int     status_redraw(struct client *);
1.126     nicm     1632: char   *status_replace(struct client *, const char *, time_t);
1.32      nicm     1633: void printflike2 status_message_set(struct client *, const char *, ...);
1.1       nicm     1634: void    status_message_clear(struct client *);
                   1635: int     status_message_redraw(struct client *);
1.33      nicm     1636: void    status_prompt_set(struct client *, const char *,
                   1637:             int (*)(void *, const char *), void (*)(void *), void *, int);
1.1       nicm     1638: void    status_prompt_clear(struct client *);
                   1639: int     status_prompt_redraw(struct client *);
                   1640: void    status_prompt_key(struct client *, int);
1.87      nicm     1641: void    status_prompt_update(struct client *, const char *);
1.1       nicm     1642:
                   1643: /* resize.c */
                   1644: void    recalculate_sizes(void);
                   1645:
                   1646: /* input.c */
                   1647: void    input_init(struct window_pane *);
                   1648: void    input_free(struct window_pane *);
                   1649: void    input_parse(struct window_pane *);
                   1650:
                   1651: /* input-key.c */
                   1652: void    input_key(struct window_pane *, int);
1.129     nicm     1653: void    input_mouse(struct window_pane *, struct mouse_event *);
1.150     nicm     1654:
                   1655: /* xterm-keys.c */
                   1656: char   *xterm_keys_lookup(int);
                   1657: int     xterm_keys_find(const char *, size_t, size_t *);
1.1       nicm     1658:
                   1659: /* colour.c */
1.102     nicm     1660: void    colour_set_fg(struct grid_cell *, int);
                   1661: void    colour_set_bg(struct grid_cell *, int);
                   1662: const char *colour_tostring(int);
1.1       nicm     1663: int     colour_fromstring(const char *);
                   1664: u_char  colour_256to16(u_char);
                   1665: u_char  colour_256to88(u_char);
                   1666:
                   1667: /* attributes.c */
                   1668: const char *attributes_tostring(u_char);
                   1669: int     attributes_fromstring(const char *);
                   1670:
                   1671: /* grid.c */
                   1672: extern const struct grid_cell grid_default_cell;
                   1673: struct grid *grid_create(u_int, u_int, u_int);
                   1674: void    grid_destroy(struct grid *);
                   1675: int     grid_compare(struct grid *, struct grid *);
1.139     nicm     1676: void    grid_collect_history(struct grid *);
                   1677: void    grid_scroll_history(struct grid *);
                   1678: void    grid_scroll_history_region(struct grid *, u_int, u_int);
1.1       nicm     1679: void    grid_expand_line(struct grid *, u_int, u_int);
                   1680: void    grid_expand_line_utf8(struct grid *, u_int, u_int);
                   1681: const struct grid_cell *grid_peek_cell(struct grid *, u_int, u_int);
                   1682: struct grid_cell *grid_get_cell(struct grid *, u_int, u_int);
                   1683: void    grid_set_cell(struct grid *, u_int, u_int, const struct grid_cell *);
                   1684: const struct grid_utf8 *grid_peek_utf8(struct grid *, u_int, u_int);
                   1685: struct grid_utf8 *grid_get_utf8(struct grid *, u_int, u_int);
                   1686: void    grid_set_utf8(struct grid *, u_int, u_int, const struct grid_utf8 *);
                   1687: void    grid_clear(struct grid *, u_int, u_int, u_int, u_int);
                   1688: void    grid_clear_lines(struct grid *, u_int, u_int);
                   1689: void    grid_move_lines(struct grid *, u_int, u_int, u_int);
                   1690: void    grid_move_cells(struct grid *, u_int, u_int, u_int, u_int);
1.9       nicm     1691: char   *grid_string_cells(struct grid *, u_int, u_int, u_int);
1.25      nicm     1692: void    grid_duplicate_lines(
                   1693:             struct grid *, u_int, struct grid *, u_int, u_int);
1.1       nicm     1694:
                   1695: /* grid-view.c */
                   1696: const struct grid_cell *grid_view_peek_cell(struct grid *, u_int, u_int);
                   1697: struct grid_cell *grid_view_get_cell(struct grid *, u_int, u_int);
                   1698: void    grid_view_set_cell(
                   1699:             struct grid *, u_int, u_int, const struct grid_cell *);
                   1700: const struct grid_utf8 *grid_view_peek_utf8(struct grid *, u_int, u_int);
                   1701: struct grid_utf8 *grid_view_get_utf8(struct grid *, u_int, u_int);
                   1702: void    grid_view_set_utf8(
                   1703:             struct grid *, u_int, u_int, const struct grid_utf8 *);
                   1704: void    grid_view_clear(struct grid *, u_int, u_int, u_int, u_int);
                   1705: void    grid_view_scroll_region_up(struct grid *, u_int, u_int);
                   1706: void    grid_view_scroll_region_down(struct grid *, u_int, u_int);
                   1707: void    grid_view_insert_lines(struct grid *, u_int, u_int);
1.18      nicm     1708: void    grid_view_insert_lines_region(struct grid *, u_int, u_int, u_int);
1.1       nicm     1709: void    grid_view_delete_lines(struct grid *, u_int, u_int);
1.18      nicm     1710: void    grid_view_delete_lines_region(struct grid *, u_int, u_int, u_int);
1.1       nicm     1711: void    grid_view_insert_cells(struct grid *, u_int, u_int, u_int);
                   1712: void    grid_view_delete_cells(struct grid *, u_int, u_int, u_int);
1.9       nicm     1713: char   *grid_view_string_cells(struct grid *, u_int, u_int, u_int);
1.1       nicm     1714:
                   1715: /* screen-write.c */
                   1716: void    screen_write_start(
                   1717:             struct screen_write_ctx *, struct window_pane *, struct screen *);
                   1718: void    screen_write_stop(struct screen_write_ctx *);
1.99      nicm     1719: size_t printflike2 screen_write_cstrlen(int, const char *, ...);
                   1720: void printflike5 screen_write_cnputs(struct screen_write_ctx *,
                   1721:     ssize_t, struct grid_cell *, int, const char *, ...);
1.4       nicm     1722: size_t printflike2 screen_write_strlen(int, const char *, ...);
1.3       nicm     1723: void printflike3 screen_write_puts(struct screen_write_ctx *,
                   1724:             struct grid_cell *, const char *, ...);
1.4       nicm     1725: void printflike5 screen_write_nputs(struct screen_write_ctx *,
                   1726:     ssize_t, struct grid_cell *, int, const char *, ...);
1.3       nicm     1727: void    screen_write_vnputs(struct screen_write_ctx *,
1.4       nicm     1728:             ssize_t, struct grid_cell *, int, const char *, va_list);
1.99      nicm     1729: void    screen_write_parsestyle(
                   1730:             struct grid_cell *, struct grid_cell *, const char *);
1.1       nicm     1731: void    screen_write_putc(
                   1732:             struct screen_write_ctx *, struct grid_cell *, u_char);
                   1733: void    screen_write_copy(struct screen_write_ctx *,
                   1734:             struct screen *, u_int, u_int, u_int, u_int);
1.136     nicm     1735: void    screen_write_backspace(struct screen_write_ctx *);
1.1       nicm     1736: void    screen_write_cursorup(struct screen_write_ctx *, u_int);
                   1737: void    screen_write_cursordown(struct screen_write_ctx *, u_int);
                   1738: void    screen_write_cursorright(struct screen_write_ctx *, u_int);
                   1739: void    screen_write_cursorleft(struct screen_write_ctx *, u_int);
1.5       nicm     1740: void    screen_write_alignmenttest(struct screen_write_ctx *);
1.1       nicm     1741: void    screen_write_insertcharacter(struct screen_write_ctx *, u_int);
                   1742: void    screen_write_deletecharacter(struct screen_write_ctx *, u_int);
                   1743: void    screen_write_insertline(struct screen_write_ctx *, u_int);
                   1744: void    screen_write_deleteline(struct screen_write_ctx *, u_int);
                   1745: void    screen_write_clearline(struct screen_write_ctx *);
                   1746: void    screen_write_clearendofline(struct screen_write_ctx *);
                   1747: void    screen_write_clearstartofline(struct screen_write_ctx *);
                   1748: void    screen_write_cursormove(struct screen_write_ctx *, u_int, u_int);
                   1749: void    screen_write_cursormode(struct screen_write_ctx *, int);
                   1750: void    screen_write_reverseindex(struct screen_write_ctx *);
                   1751: void    screen_write_scrollregion(struct screen_write_ctx *, u_int, u_int);
                   1752: void    screen_write_insertmode(struct screen_write_ctx *, int);
                   1753: void    screen_write_mousemode(struct screen_write_ctx *, int);
1.72      nicm     1754: void    screen_write_linefeed(struct screen_write_ctx *, int);
1.137     nicm     1755: void    screen_write_linefeedscreen(struct screen_write_ctx *, int);
1.1       nicm     1756: void    screen_write_carriagereturn(struct screen_write_ctx *);
                   1757: void    screen_write_kcursormode(struct screen_write_ctx *, int);
                   1758: void    screen_write_kkeypadmode(struct screen_write_ctx *, int);
                   1759: void    screen_write_clearendofscreen(struct screen_write_ctx *);
                   1760: void    screen_write_clearstartofscreen(struct screen_write_ctx *);
                   1761: void    screen_write_clearscreen(struct screen_write_ctx *);
1.143     nicm     1762: void    screen_write_cell(struct screen_write_ctx *,
                   1763:             const struct grid_cell *, const struct utf8_data *);
1.1       nicm     1764:
                   1765: /* screen-redraw.c */
1.29      nicm     1766: void    screen_redraw_screen(struct client *, int);
1.1       nicm     1767: void    screen_redraw_pane(struct client *, struct window_pane *);
                   1768:
                   1769: /* screen.c */
                   1770: void    screen_init(struct screen *, u_int, u_int, u_int);
                   1771: void    screen_reinit(struct screen *);
                   1772: void    screen_free(struct screen *);
1.6       nicm     1773: void    screen_reset_tabs(struct screen *);
1.1       nicm     1774: void    screen_set_title(struct screen *, const char *);
                   1775: void    screen_resize(struct screen *, u_int, u_int);
                   1776: void    screen_set_selection(
                   1777:             struct screen *, u_int, u_int, u_int, u_int, struct grid_cell *);
                   1778: void    screen_clear_selection(struct screen *);
                   1779: int     screen_check_selection(struct screen *, u_int, u_int);
                   1780:
                   1781: /* window.c */
                   1782: extern struct windows windows;
                   1783: int             window_cmp(struct window *, struct window *);
                   1784: int             winlink_cmp(struct winlink *, struct winlink *);
                   1785: RB_PROTOTYPE(windows, window, entry, window_cmp);
                   1786: RB_PROTOTYPE(winlinks, winlink, entry, winlink_cmp);
                   1787: struct winlink *winlink_find_by_index(struct winlinks *, int);
                   1788: struct winlink         *winlink_find_by_window(struct winlinks *, struct window *);
1.81      nicm     1789: int             winlink_next_index(struct winlinks *, int);
1.1       nicm     1790: u_int           winlink_count(struct winlinks *);
                   1791: struct winlink *winlink_add(struct winlinks *, struct window *, int);
                   1792: void            winlink_remove(struct winlinks *, struct winlink *);
                   1793: struct winlink *winlink_next(struct winlinks *, struct winlink *);
                   1794: struct winlink *winlink_previous(struct winlinks *, struct winlink *);
                   1795: void            winlink_stack_push(struct winlink_stack *, struct winlink *);
                   1796: void            winlink_stack_remove(struct winlink_stack *, struct winlink *);
                   1797: int             window_index(struct window *, u_int *);
                   1798: struct window  *window_create1(u_int, u_int);
1.73      nicm     1799: struct window  *window_create(const char *, const char *, const char *,
1.93      nicm     1800:                     const char *, struct environ *, struct termios *,
                   1801:                     u_int, u_int, u_int, char **);
1.1       nicm     1802: void            window_destroy(struct window *);
1.125     nicm     1803: void            window_set_active_at(struct window *, u_int, u_int);
1.1       nicm     1804: void            window_set_active_pane(struct window *, struct window_pane *);
1.51      nicm     1805: struct window_pane *window_add_pane(struct window *, u_int);
1.44      nicm     1806: void            window_resize(struct window *, u_int, u_int);
1.1       nicm     1807: void            window_remove_pane(struct window *, struct window_pane *);
                   1808: struct window_pane *window_pane_at_index(struct window *, u_int);
1.36      nicm     1809: u_int           window_pane_index(struct window *, struct window_pane *);
1.1       nicm     1810: u_int           window_count_panes(struct window *);
                   1811: void            window_destroy_panes(struct window *);
                   1812: struct window_pane *window_pane_create(struct window *, u_int, u_int, u_int);
                   1813: void            window_pane_destroy(struct window_pane *);
1.80      nicm     1814: int             window_pane_spawn(struct window_pane *, const char *,
1.93      nicm     1815:                     const char *, const char *, struct environ *,
                   1816:                     struct termios *, char **);
1.44      nicm     1817: void            window_pane_resize(struct window_pane *, u_int, u_int);
1.1       nicm     1818: int             window_pane_set_mode(
                   1819:                     struct window_pane *, const struct window_mode *);
                   1820: void            window_pane_reset_mode(struct window_pane *);
                   1821: void            window_pane_parse(struct window_pane *);
                   1822: void            window_pane_key(struct window_pane *, struct client *, int);
                   1823: void            window_pane_mouse(struct window_pane *,
1.129     nicm     1824:                     struct client *, struct mouse_event *);
1.28      nicm     1825: int             window_pane_visible(struct window_pane *);
1.10      nicm     1826: char           *window_pane_search(
1.39      nicm     1827:                     struct window_pane *, const char *, u_int *);
1.1       nicm     1828:
                   1829: /* layout.c */
1.39      nicm     1830: struct layout_cell *layout_create_cell(struct layout_cell *);
                   1831: void            layout_free_cell(struct layout_cell *);
                   1832: void            layout_print_cell(struct layout_cell *, const char *, u_int);
                   1833: void            layout_set_size(
                   1834:                     struct layout_cell *, u_int, u_int, u_int, u_int);
                   1835: void            layout_make_leaf(
                   1836:                     struct layout_cell *, struct window_pane *);
                   1837: void            layout_make_node(struct layout_cell *, enum layout_type);
                   1838: void            layout_fix_offsets(struct layout_cell *);
                   1839: void            layout_fix_panes(struct window *, u_int, u_int);
                   1840: u_int           layout_resize_check(struct layout_cell *, enum layout_type);
                   1841: void            layout_resize_adjust(
                   1842:                     struct layout_cell *, enum layout_type, int);
                   1843: void            layout_init(struct window *);
                   1844: void            layout_free(struct window *);
                   1845: void            layout_resize(struct window *, u_int, u_int);
                   1846: void            layout_resize_pane(
                   1847:                     struct window_pane *, enum layout_type, int);
                   1848: int             layout_split_pane(struct window_pane *,
                   1849:                     enum layout_type, int, struct window_pane *);
                   1850: void            layout_close_pane(struct window_pane *);
                   1851:
                   1852: /* layout-set.c */
                   1853: const char     *layout_set_name(u_int);
                   1854: int             layout_set_lookup(const char *);
                   1855: u_int           layout_set_select(struct window *, u_int);
                   1856: u_int           layout_set_next(struct window *);
                   1857: u_int           layout_set_previous(struct window *);
                   1858: void            layout_set_active_changed(struct window *);
1.1       nicm     1859:
                   1860: /* window-clock.c */
                   1861: extern const struct window_mode window_clock_mode;
                   1862:
                   1863: /* window-copy.c */
                   1864: extern const struct window_mode window_copy_mode;
                   1865: void            window_copy_pageup(struct window_pane *);
                   1866:
                   1867: /* window-more.c */
                   1868: extern const struct window_mode window_more_mode;
                   1869: void            window_more_vadd(struct window_pane *, const char *, va_list);
                   1870:
                   1871: /* window-choose.c */
                   1872: extern const struct window_mode window_choose_mode;
                   1873: void            window_choose_vadd(
                   1874:                     struct window_pane *, int, const char *, va_list);
                   1875: void printflike3 window_choose_add(
                   1876:                     struct window_pane *, int, const char *, ...);
                   1877: void            window_choose_ready(struct window_pane *,
1.34      nicm     1878:                     u_int, void (*)(void *, int), void (*)(void *), void *);
1.1       nicm     1879:
                   1880: /* names.c */
                   1881: void            set_window_names(void);
                   1882: char           *default_window_name(struct window *);
                   1883:
                   1884: /* session.c */
                   1885: extern struct sessions sessions;
1.101     nicm     1886: extern struct sessions dead_sessions;
1.124     nicm     1887: extern struct session_groups session_groups;
1.1       nicm     1888: void    session_alert_add(struct session *, struct window *, int);
                   1889: void    session_alert_cancel(struct session *, struct winlink *);
                   1890: int     session_alert_has(struct session *, struct winlink *, int);
                   1891: int     session_alert_has_window(struct session *, struct window *, int);
                   1892: struct session *session_find(const char *);
1.80      nicm     1893: struct session *session_create(const char *, const char *, const char *,
1.81      nicm     1894:                     struct environ *, struct termios *, int, u_int, u_int,
                   1895:                     char **);
1.1       nicm     1896: void            session_destroy(struct session *);
                   1897: int             session_index(struct session *, u_int *);
                   1898: struct winlink *session_new(struct session *,
                   1899:                     const char *, const char *, const char *, int, char **);
                   1900: struct winlink *session_attach(
                   1901:                     struct session *, struct window *, int, char **);
                   1902: int             session_detach(struct session *, struct winlink *);
                   1903: int             session_has(struct session *, struct window *);
                   1904: int             session_next(struct session *, int);
                   1905: int             session_previous(struct session *, int);
                   1906: int             session_select(struct session *, int);
                   1907: int             session_last(struct session *);
1.124     nicm     1908: struct session_group *session_group_find(struct session *);
                   1909: u_int           session_group_index(struct session_group *);
                   1910: void            session_group_add(struct session *, struct session *);
                   1911: void            session_group_remove(struct session *);
                   1912: void            session_group_synchronize_to(struct session *);
                   1913: void            session_group_synchronize_from(struct session *);
                   1914: void            session_group_synchronize1(struct session *, struct session *);
1.1       nicm     1915:
                   1916: /* utf8.c */
                   1917: void   utf8_build(void);
1.143     nicm     1918: int    utf8_open(struct utf8_data *, u_char);
                   1919: int    utf8_append(struct utf8_data *, u_char);
1.1       nicm     1920:
                   1921: /* procname.c */
                   1922: char   *get_proc_name(int, char *);
                   1923:
                   1924: /* buffer.c */
                   1925: struct buffer  *buffer_create(size_t);
                   1926: void            buffer_destroy(struct buffer *);
                   1927: void            buffer_ensure(struct buffer *, size_t);
                   1928: void            buffer_add(struct buffer *, size_t);
                   1929: void            buffer_remove(struct buffer *, size_t);
                   1930: void            buffer_write(struct buffer *, const void *, size_t);
                   1931: void            buffer_read(struct buffer *, void *, size_t);
                   1932: void            buffer_write8(struct buffer *, uint8_t);
                   1933: uint8_t                 buffer_read8(struct buffer *);
                   1934:
                   1935: /* buffer-poll.c */
1.146     nicm     1936: int             buffer_poll(int, int, struct buffer *, struct buffer *);
1.1       nicm     1937:
                   1938: /* log.c */
                   1939: void            log_open_tty(int);
                   1940: void            log_open_file(int, const char *);
                   1941: void            log_close(void);
                   1942: void printflike1 log_warn(const char *, ...);
                   1943: void printflike1 log_warnx(const char *, ...);
                   1944: void printflike1 log_info(const char *, ...);
                   1945: void printflike1 log_debug(const char *, ...);
                   1946: void printflike1 log_debug2(const char *, ...);
1.85      nicm     1947: __dead void printflike1 log_fatal(const char *, ...);
                   1948: __dead void printflike1 log_fatalx(const char *, ...);
1.1       nicm     1949:
                   1950: /* xmalloc.c */
                   1951: char           *xstrdup(const char *);
                   1952: void           *xcalloc(size_t, size_t);
                   1953: void           *xmalloc(size_t);
                   1954: void           *xrealloc(void *, size_t, size_t);
                   1955: void            xfree(void *);
                   1956: int printflike2         xasprintf(char **, const char *, ...);
                   1957: int             xvasprintf(char **, const char *, va_list);
                   1958: int printflike3         xsnprintf(char *, size_t, const char *, ...);
                   1959: int             xvsnprintf(char *, size_t, const char *, va_list);
                   1960:
                   1961: #endif /* TMUX_H */