Annotation of src/usr.bin/tmux/cmd-show-options.c, Revision 1.68
1.68 ! nicm 1: /* $OpenBSD: cmd-show-options.c,v 1.67 2021/08/21 10:22:39 nicm Exp $ */
1.1 nicm 2:
3: /*
1.30 nicm 4: * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 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: #include <sys/types.h>
20:
21: #include <stdlib.h>
22: #include <string.h>
1.35 nicm 23: #include <vis.h>
1.1 nicm 24:
25: #include "tmux.h"
26:
27: /*
28: * Show options.
29: */
30:
1.34 nicm 31: static enum cmd_retval cmd_show_options_exec(struct cmd *, struct cmdq_item *);
1.1 nicm 32:
1.46 nicm 33: static void cmd_show_options_print(struct cmd *, struct cmdq_item *,
1.54 nicm 34: struct options_entry *, int, int);
1.34 nicm 35: static enum cmd_retval cmd_show_options_all(struct cmd *, struct cmdq_item *,
1.56 nicm 36: int, struct options *);
1.18 nicm 37:
1.1 nicm 38: const struct cmd_entry cmd_show_options_entry = {
1.28 nicm 39: .name = "show-options",
40: .alias = "show",
41:
1.67 nicm 42: .args = { "AgHpqst:vw", 0, 1, NULL },
1.56 nicm 43: .usage = "[-AgHpqsvw] " CMD_TARGET_PANE_USAGE " [option]",
1.28 nicm 44:
1.56 nicm 45: .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
1.29 nicm 46:
1.33 nicm 47: .flags = CMD_AFTERHOOK,
1.28 nicm 48: .exec = cmd_show_options_exec
1.1 nicm 49: };
50:
1.13 nicm 51: const struct cmd_entry cmd_show_window_options_entry = {
1.28 nicm 52: .name = "show-window-options",
53: .alias = "showw",
54:
1.67 nicm 55: .args = { "gvt:", 0, 1, NULL },
1.28 nicm 56: .usage = "[-gv] " CMD_TARGET_WINDOW_USAGE " [option]",
57:
1.41 nicm 58: .target = { 't', CMD_FIND_WINDOW, CMD_FIND_CANFAIL },
1.29 nicm 59:
1.33 nicm 60: .flags = CMD_AFTERHOOK,
1.28 nicm 61: .exec = cmd_show_options_exec
1.13 nicm 62: };
63:
1.48 nicm 64: const struct cmd_entry cmd_show_hooks_entry = {
65: .name = "show-hooks",
66: .alias = NULL,
67:
1.67 nicm 68: .args = { "gpt:w", 0, 1, NULL },
1.59 nicm 69: .usage = "[-gpw] " CMD_TARGET_PANE_USAGE,
1.48 nicm 70:
1.59 nicm 71: .target = { 't', CMD_FIND_PANE, CMD_FIND_CANFAIL },
1.48 nicm 72:
73: .flags = CMD_AFTERHOOK,
74: .exec = cmd_show_options_exec
75: };
76:
1.32 nicm 77: static enum cmd_retval
1.34 nicm 78: cmd_show_options_exec(struct cmd *self, struct cmdq_item *item)
1.1 nicm 79: {
1.60 nicm 80: struct args *args = cmd_get_args(self);
1.61 nicm 81: struct cmd_find_state *target = cmdq_get_target(item);
1.31 nicm 82: struct options *oo;
1.46 nicm 83: char *argument, *name = NULL, *cause;
1.56 nicm 84: int window, idx, ambiguous, parent, scope;
1.46 nicm 85: struct options_entry *o;
1.1 nicm 86:
1.60 nicm 87: window = (cmd_get_entry(self) == &cmd_show_window_options_entry);
1.55 nicm 88:
1.66 nicm 89: if (args_count(args) == 0) {
1.61 nicm 90: scope = options_scope_from_flags(args, window, target, &oo,
91: &cause);
1.52 nicm 92: if (scope == OPTIONS_TABLE_NONE) {
93: if (args_has(args, 'q'))
94: return (CMD_RETURN_NORMAL);
95: cmdq_error(item, "%s", cause);
96: free(cause);
97: return (CMD_RETURN_ERROR);
98: }
1.54 nicm 99: return (cmd_show_options_all(self, item, scope, oo));
1.51 nicm 100: }
1.66 nicm 101: argument = format_single_from_target(item, args_string(args, 0));
1.46 nicm 102:
103: name = options_match(argument, &idx, &ambiguous);
104: if (name == NULL) {
105: if (args_has(args, 'q'))
106: goto fail;
107: if (ambiguous)
108: cmdq_error(item, "ambiguous option: %s", argument);
109: else
110: cmdq_error(item, "invalid option: %s", argument);
111: goto fail;
112: }
1.61 nicm 113: scope = options_scope_from_name(args, window, name, target, &oo,
114: &cause);
1.35 nicm 115: if (scope == OPTIONS_TABLE_NONE) {
1.46 nicm 116: if (args_has(args, 'q'))
117: goto fail;
1.35 nicm 118: cmdq_error(item, "%s", cause);
119: free(cause);
1.46 nicm 120: goto fail;
1.1 nicm 121: }
1.46 nicm 122: o = options_get_only(oo, name);
1.54 nicm 123: if (args_has(args, 'A') && o == NULL) {
124: o = options_get(oo, name);
125: parent = 1;
126: } else
127: parent = 0;
1.46 nicm 128: if (o != NULL)
1.54 nicm 129: cmd_show_options_print(self, item, o, idx, parent);
1.68 ! nicm 130: else if (*name == '@') {
! 131: if (args_has(args, 'q'))
! 132: goto fail;
! 133: cmdq_error(item, "invalid option: %s", argument);
! 134: goto fail;
! 135: }
1.1 nicm 136:
1.46 nicm 137: free(name);
138: free(argument);
139: return (CMD_RETURN_NORMAL);
140:
141: fail:
142: free(name);
143: free(argument);
144: return (CMD_RETURN_ERROR);
1.35 nicm 145: }
146:
147: static void
148: cmd_show_options_print(struct cmd *self, struct cmdq_item *item,
1.54 nicm 149: struct options_entry *o, int idx, int parent)
1.35 nicm 150: {
1.60 nicm 151: struct args *args = cmd_get_args(self);
1.43 nicm 152: struct options_array_item *a;
1.48 nicm 153: const char *name = options_name(o);
154: char *value, *tmp = NULL, *escaped;
1.35 nicm 155:
156: if (idx != -1) {
1.48 nicm 157: xasprintf(&tmp, "%s[%d]", name, idx);
1.35 nicm 158: name = tmp;
159: } else {
1.64 nicm 160: if (options_is_array(o)) {
1.43 nicm 161: a = options_array_first(o);
1.48 nicm 162: if (a == NULL) {
1.60 nicm 163: if (!args_has(args, 'v'))
1.48 nicm 164: cmdq_print(item, "%s", name);
165: return;
166: }
1.43 nicm 167: while (a != NULL) {
168: idx = options_array_item_index(a);
1.54 nicm 169: cmd_show_options_print(self, item, o, idx,
170: parent);
1.43 nicm 171: a = options_array_next(a);
1.39 nicm 172: }
173: return;
174: }
1.35 nicm 175: }
176:
1.64 nicm 177: value = options_to_string(o, idx, 0);
1.60 nicm 178: if (args_has(args, 'v'))
1.35 nicm 179: cmdq_print(item, "%s", value);
1.64 nicm 180: else if (options_is_string(o)) {
1.53 nicm 181: escaped = args_escape(value);
1.54 nicm 182: if (parent)
183: cmdq_print(item, "%s* %s", name, escaped);
184: else
185: cmdq_print(item, "%s %s", name, escaped);
1.35 nicm 186: free(escaped);
1.54 nicm 187: } else {
188: if (parent)
189: cmdq_print(item, "%s* %s", name, value);
190: else
191: cmdq_print(item, "%s %s", name, value);
192: }
1.47 nicm 193: free(value);
1.35 nicm 194:
195: free(tmp);
1.18 nicm 196: }
197:
1.32 nicm 198: static enum cmd_retval
1.56 nicm 199: cmd_show_options_all(struct cmd *self, struct cmdq_item *item, int scope,
200: struct options *oo)
1.18 nicm 201: {
1.60 nicm 202: struct args *args = cmd_get_args(self);
1.54 nicm 203: const struct options_table_entry *oe;
1.49 nicm 204: struct options_entry *o;
205: struct options_array_item *a;
1.56 nicm 206: const char *name;
1.49 nicm 207: u_int idx;
1.54 nicm 208: int parent;
209:
1.65 nicm 210: if (cmd_get_entry(self) != &cmd_show_hooks_entry) {
211: o = options_first(oo);
212: while (o != NULL) {
213: if (options_table_entry(o) == NULL)
214: cmd_show_options_print(self, item, o, -1, 0);
215: o = options_next(o);
216: }
1.57 nicm 217: }
1.54 nicm 218: for (oe = options_table; oe->name != NULL; oe++) {
1.56 nicm 219: if (~oe->scope & scope)
1.54 nicm 220: continue;
1.18 nicm 221:
1.60 nicm 222: if ((cmd_get_entry(self) != &cmd_show_hooks_entry &&
223: !args_has(args, 'H') &&
1.49 nicm 224: (oe->flags & OPTIONS_TABLE_IS_HOOK)) ||
1.60 nicm 225: (cmd_get_entry(self) == &cmd_show_hooks_entry &&
1.58 nicm 226: (~oe->flags & OPTIONS_TABLE_IS_HOOK)))
1.48 nicm 227: continue;
1.54 nicm 228:
229: o = options_get_only(oo, oe->name);
230: if (o == NULL) {
1.60 nicm 231: if (!args_has(args, 'A'))
1.54 nicm 232: continue;
233: o = options_get(oo, oe->name);
234: if (o == NULL)
235: continue;
236: parent = 1;
237: } else
238: parent = 0;
239:
1.64 nicm 240: if (!options_is_array(o))
1.54 nicm 241: cmd_show_options_print(self, item, o, -1, parent);
1.48 nicm 242: else if ((a = options_array_first(o)) == NULL) {
1.60 nicm 243: if (!args_has(args, 'v')) {
1.56 nicm 244: name = options_name(o);
1.54 nicm 245: if (parent)
1.56 nicm 246: cmdq_print(item, "%s*", name);
1.54 nicm 247: else
1.56 nicm 248: cmdq_print(item, "%s", name);
1.54 nicm 249: }
1.48 nicm 250: } else {
1.43 nicm 251: while (a != NULL) {
252: idx = options_array_item_index(a);
1.56 nicm 253: cmd_show_options_print(self, item, o, idx,
254: parent);
1.43 nicm 255: a = options_array_next(a);
1.35 nicm 256: }
1.15 nicm 257: }
1.18 nicm 258: }
1.16 nicm 259: return (CMD_RETURN_NORMAL);
1.1 nicm 260: }
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