Annotation of src/usr.bin/window/lcmd1.c, Revision 1.1
1.1 ! deraadt 1: /* $NetBSD: lcmd1.c,v 1.5 1995/09/29 00:44:02 cgd Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 1983, 1993
! 5: * The Regents of the University of California. All rights reserved.
! 6: *
! 7: * This code is derived from software contributed to Berkeley by
! 8: * Edward Wang at The University of California, Berkeley.
! 9: *
! 10: * Redistribution and use in source and binary forms, with or without
! 11: * modification, are permitted provided that the following conditions
! 12: * are met:
! 13: * 1. Redistributions of source code must retain the above copyright
! 14: * notice, this list of conditions and the following disclaimer.
! 15: * 2. Redistributions in binary form must reproduce the above copyright
! 16: * notice, this list of conditions and the following disclaimer in the
! 17: * documentation and/or other materials provided with the distribution.
! 18: * 3. All advertising materials mentioning features or use of this software
! 19: * must display the following acknowledgement:
! 20: * This product includes software developed by the University of
! 21: * California, Berkeley and its contributors.
! 22: * 4. Neither the name of the University nor the names of its contributors
! 23: * may be used to endorse or promote products derived from this software
! 24: * without specific prior written permission.
! 25: *
! 26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 36: * SUCH DAMAGE.
! 37: */
! 38:
! 39: #ifndef lint
! 40: #if 0
! 41: static char sccsid[] = "@(#)lcmd1.c 8.1 (Berkeley) 6/6/93";
! 42: #else
! 43: static char rcsid[] = "$NetBSD: lcmd1.c,v 1.5 1995/09/29 00:44:02 cgd Exp $";
! 44: #endif
! 45: #endif /* not lint */
! 46:
! 47: #include "defs.h"
! 48: #include "string.h"
! 49: #include "value.h"
! 50: #include "lcmd.h"
! 51: #include "var.h"
! 52: #include <string.h>
! 53:
! 54: struct lcmd_arg arg_window[] = {
! 55: { "row", 1, ARG_NUM },
! 56: { "column", 1, ARG_NUM },
! 57: { "nrows", 2, ARG_NUM },
! 58: { "ncols", 2, ARG_NUM },
! 59: { "nlines", 2, ARG_NUM },
! 60: { "label", 1, ARG_STR },
! 61: { "pty", 1, ARG_ANY },
! 62: { "frame", 1, ARG_ANY },
! 63: { "mapnl", 1, ARG_ANY },
! 64: { "keepopen", 1, ARG_ANY },
! 65: { "smooth", 1, ARG_ANY },
! 66: { "shell", 1, ARG_STR|ARG_LIST },
! 67: 0
! 68: };
! 69:
! 70: l_window(v, a)
! 71: struct value *v;
! 72: register struct value *a;
! 73: {
! 74: struct ww *w;
! 75: int col, row, ncol, nrow, id, nline;
! 76: char *label;
! 77: char haspty, hasframe, mapnl, keepopen, smooth;
! 78: char *shf, **sh;
! 79: char *argv[sizeof default_shell / sizeof *default_shell];
! 80: register char **pp;
! 81:
! 82: if ((id = findid()) < 0)
! 83: return;
! 84: row = a->v_type == V_ERR ? 1 : a->v_num;
! 85: a++;
! 86: col = a->v_type == V_ERR ? 0 : a->v_num;
! 87: a++;
! 88: nrow = a->v_type == V_ERR ? wwnrow - row : a->v_num;
! 89: a++;
! 90: ncol = a->v_type == V_ERR ? wwncol - col : a->v_num;
! 91: a++;
! 92: nline = a->v_type == V_ERR ? default_nline : a->v_num;
! 93: a++;
! 94: label = a->v_type == V_ERR ? 0 : a->v_str;
! 95: if ((haspty = vtobool(++a, 1, -1)) < 0)
! 96: return;
! 97: if ((hasframe = vtobool(++a, 1, -1)) < 0)
! 98: return;
! 99: if ((mapnl = vtobool(++a, !haspty, -1)) < 0)
! 100: return;
! 101: if ((keepopen = vtobool(++a, 0, -1)) < 0)
! 102: return;
! 103: if ((smooth = vtobool(++a, default_smooth, -1)) < 0)
! 104: return;
! 105: if ((++a)->v_type != V_ERR) {
! 106: for (pp = argv; a->v_type != V_ERR &&
! 107: pp < &argv[sizeof argv/sizeof *argv-1]; pp++, a++)
! 108: *pp = a->v_str;
! 109: *pp = 0;
! 110: shf = *(sh = argv);
! 111: if (*sh = rindex(shf, '/'))
! 112: (*sh)++;
! 113: else
! 114: *sh = shf;
! 115: } else {
! 116: sh = default_shell;
! 117: shf = default_shellfile;
! 118: }
! 119: if ((w = openwin(id, row, col, nrow, ncol, nline, label, haspty,
! 120: hasframe, shf, sh)) == 0)
! 121: return;
! 122: w->ww_mapnl = mapnl;
! 123: w->ww_keepopen = keepopen;
! 124: w->ww_noupdate = !smooth;
! 125: v->v_type = V_NUM;
! 126: v->v_num = id + 1;
! 127: }
! 128:
! 129: struct lcmd_arg arg_def_nline[] = {
! 130: { "nlines", 1, ARG_NUM },
! 131: 0
! 132: };
! 133:
! 134: l_def_nline(v, a)
! 135: register struct value *v, *a;
! 136: {
! 137: v->v_num = default_nline;
! 138: v->v_type = V_NUM;
! 139: if (a->v_type != V_ERR)
! 140: default_nline = a->v_num;
! 141: }
! 142:
! 143: struct lcmd_arg arg_smooth[] = {
! 144: { "window", 1, ARG_NUM },
! 145: { "flag", 1, ARG_ANY },
! 146: 0
! 147: };
! 148:
! 149: l_smooth(v, a)
! 150: register struct value *v, *a;
! 151: {
! 152: struct ww *w;
! 153:
! 154: v->v_type = V_NUM;
! 155: v->v_num = 0;
! 156: if ((w = vtowin(a++, selwin)) == 0)
! 157: return;
! 158: v->v_num = !w->ww_noupdate;
! 159: w->ww_noupdate = !vtobool(a, v->v_num, v->v_num);
! 160: }
! 161:
! 162: struct lcmd_arg arg_def_smooth[] = {
! 163: { "flag", 1, ARG_ANY },
! 164: 0
! 165: };
! 166:
! 167: l_def_smooth(v, a)
! 168: register struct value *v, *a;
! 169: {
! 170: v->v_type = V_NUM;
! 171: v->v_num = default_smooth;
! 172: default_smooth = vtobool(a, v->v_num, v->v_num);
! 173: }
! 174:
! 175: struct lcmd_arg arg_select[] = {
! 176: { "window", 1, ARG_NUM },
! 177: 0
! 178: };
! 179:
! 180: l_select(v, a)
! 181: register struct value *v, *a;
! 182: {
! 183: struct ww *w;
! 184:
! 185: v->v_type = V_NUM;
! 186: v->v_num = selwin ? selwin->ww_id + 1 : -1;
! 187: if (a->v_type == V_ERR)
! 188: return;
! 189: if ((w = vtowin(a, (struct ww *)0)) == 0)
! 190: return;
! 191: setselwin(w);
! 192: }
! 193:
! 194: struct lcmd_arg arg_debug[] = {
! 195: { "flag", 1, ARG_ANY },
! 196: 0
! 197: };
! 198:
! 199: l_debug(v, a)
! 200: register struct value *v, *a;
! 201: {
! 202: v->v_type = V_NUM;
! 203: v->v_num = debug;
! 204: debug = vtobool(a, debug, debug);
! 205: }
! 206:
! 207: struct lcmd_arg arg_escape[] = {
! 208: { "escapec", 1, ARG_STR },
! 209: 0
! 210: };
! 211:
! 212: l_escape(v, a)
! 213: register struct value *v, *a;
! 214: {
! 215: char buf[2];
! 216:
! 217: buf[0] = escapec;
! 218: buf[1] = 0;
! 219: if ((v->v_str = str_cpy(buf)) == 0) {
! 220: error("Out of memory.");
! 221: return;
! 222: }
! 223: v->v_type = V_STR;
! 224: if (a->v_type != V_ERR)
! 225: setescape(a->v_str);
! 226: }
! 227:
! 228: struct lcmd_arg arg_label[] = {
! 229: { "window", 1, ARG_NUM },
! 230: { "label", 1, ARG_STR },
! 231: 0
! 232: };
! 233:
! 234: /*ARGSUSED*/
! 235: l_label(v, a)
! 236: struct value *v;
! 237: register struct value *a;
! 238: {
! 239: struct ww *w;
! 240:
! 241: if ((w = vtowin(a, selwin)) == 0)
! 242: return;
! 243: if ((++a)->v_type != V_ERR && setlabel(w, a->v_str) < 0)
! 244: error("Out of memory.");
! 245: reframe();
! 246: }
! 247:
! 248: struct lcmd_arg arg_foreground[] = {
! 249: { "window", 1, ARG_NUM },
! 250: { "flag", 1, ARG_ANY },
! 251: 0
! 252: };
! 253:
! 254: l_foreground(v, a)
! 255: register struct value *v, *a;
! 256: {
! 257: struct ww *w;
! 258: char flag;
! 259:
! 260: if ((w = vtowin(a, selwin)) == 0)
! 261: return;
! 262: v->v_type = V_NUM;
! 263: v->v_num = isfg(w);
! 264: flag = vtobool(++a, v->v_num, v->v_num);
! 265: if (flag == v->v_num)
! 266: return;
! 267: deletewin(w);
! 268: addwin(w, flag);
! 269: reframe();
! 270: }
! 271:
! 272: struct lcmd_arg arg_terse[] = {
! 273: { "flag", 1, ARG_ANY },
! 274: 0
! 275: };
! 276:
! 277: l_terse(v, a)
! 278: register struct value *v, *a;
! 279: {
! 280: v->v_type = V_NUM;
! 281: v->v_num = terse;
! 282: setterse(vtobool(a, terse, terse));
! 283: }
! 284:
! 285: struct lcmd_arg arg_source[] = {
! 286: { "filename", 1, ARG_STR },
! 287: 0
! 288: };
! 289:
! 290: l_source(v, a)
! 291: register struct value *v, *a;
! 292: {
! 293: v->v_type = V_NUM;
! 294: if (a->v_type != V_ERR && dosource(a->v_str) < 0) {
! 295: error("Can't open %s.", a->v_str);
! 296: v->v_num = -1;
! 297: } else
! 298: v->v_num = 0;
! 299: }
! 300:
! 301: struct lcmd_arg arg_write[] = {
! 302: { "window", 1, ARG_NUM },
! 303: { "", 0, ARG_ANY|ARG_LIST },
! 304: 0
! 305: };
! 306:
! 307: /*ARGSUSED*/
! 308: l_write(v, a)
! 309: struct value *v;
! 310: register struct value *a;
! 311: {
! 312: char buf[20];
! 313: struct ww *w;
! 314:
! 315: if ((w = vtowin(a++, selwin)) == 0)
! 316: return;
! 317: while (a->v_type != V_ERR) {
! 318: if (a->v_type == V_NUM) {
! 319: (void) sprintf(buf, "%d", a->v_num);
! 320: (void) write(w->ww_pty, buf, strlen(buf));
! 321: } else
! 322: (void) write(w->ww_pty, a->v_str, strlen(a->v_str));
! 323: if ((++a)->v_type != V_ERR)
! 324: (void) write(w->ww_pty, " ", 1);
! 325: }
! 326: }
! 327:
! 328: struct lcmd_arg arg_close[] = {
! 329: { "window", 1, ARG_ANY|ARG_LIST },
! 330: 0
! 331: };
! 332:
! 333: /*ARGSUSED*/
! 334: l_close(v, a)
! 335: struct value *v;
! 336: register struct value *a;
! 337: {
! 338: struct ww *w;
! 339:
! 340: if (a->v_type == V_STR && str_match(a->v_str, "all", 3))
! 341: closewin((struct ww *)0);
! 342: else
! 343: for (; a->v_type != V_ERR; a++)
! 344: if ((w = vtowin(a, (struct ww *)0)) != 0)
! 345: closewin(w);
! 346: }
! 347:
! 348: struct lcmd_arg arg_cursormodes[] = {
! 349: { "modes", 1, ARG_NUM },
! 350: 0
! 351: };
! 352:
! 353: l_cursormodes(v, a)
! 354: register struct value *v, *a;
! 355: {
! 356:
! 357: v->v_type = V_NUM;
! 358: v->v_num = wwcursormodes;
! 359: if (a->v_type != V_ERR)
! 360: wwsetcursormodes(a->v_num);
! 361: }
! 362:
! 363: struct lcmd_arg arg_unset[] = {
! 364: { "variable", 1, ARG_ANY },
! 365: 0
! 366: };
! 367:
! 368: l_unset(v, a)
! 369: register struct value *v, *a;
! 370: {
! 371: v->v_type = V_NUM;
! 372: switch (a->v_type) {
! 373: case V_ERR:
! 374: v->v_num = -1;
! 375: return;
! 376: case V_NUM:
! 377: if ((a->v_str = str_itoa(a->v_num)) == 0) {
! 378: error("Out of memory.");
! 379: v->v_num = -1;
! 380: return;
! 381: }
! 382: a->v_type = V_STR;
! 383: break;
! 384: }
! 385: v->v_num = var_unset(a->v_str);
! 386: }
! 387:
! 388: struct ww *
! 389: vtowin(v, w)
! 390: register struct value *v;
! 391: struct ww *w;
! 392: {
! 393: switch (v->v_type) {
! 394: case V_ERR:
! 395: if (w != 0)
! 396: return w;
! 397: error("No window specified.");
! 398: return 0;
! 399: case V_STR:
! 400: error("%s: No such window.", v->v_str);
! 401: return 0;
! 402: }
! 403: if (v->v_num < 1 || v->v_num > NWINDOW
! 404: || (w = window[v->v_num - 1]) == 0) {
! 405: error("%d: No such window.", v->v_num);
! 406: return 0;
! 407: }
! 408: return w;
! 409: }
! 410:
! 411: vtobool(v, def, err)
! 412: register struct value *v;
! 413: char def, err;
! 414: {
! 415: switch (v->v_type) {
! 416: case V_NUM:
! 417: return v->v_num != 0;
! 418: case V_STR:
! 419: if (str_match(v->v_str, "true", 1)
! 420: || str_match(v->v_str, "on", 2)
! 421: || str_match(v->v_str, "yes", 1))
! 422: return 1;
! 423: else if (str_match(v->v_str, "false", 1)
! 424: || str_match(v->v_str, "off", 2)
! 425: || str_match(v->v_str, "no", 1))
! 426: return 0;
! 427: else {
! 428: error("%s: Illegal boolean value.", v->v_str);
! 429: return err;
! 430: }
! 431: /*NOTREACHED*/
! 432: case V_ERR:
! 433: return def;
! 434: }
! 435: /*NOTREACHED*/
! 436: }
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