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/cvs/rxvt-unicode/src/xdefaults.C
Revision: 1.10
Committed: Fri Feb 13 12:11:05 2004 UTC (20 years, 3 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.9: +2 -2 lines
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File Contents

# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: xdefaults.c
3 *----------------------------------------------------------------------*
4 * $Id: xdefaults.C,v 1.9 2004/02/01 01:34:41 pcg Exp $
5 *
6 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
8 * - original version
9 * Copyright (c) 1997,1998 mj olesen <olesen@me.queensu.ca>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *----------------------------------------------------------------------*/
25 /*----------------------------------------------------------------------*
26 * get resources from ~/.Xdefaults or ~/.Xresources with the memory-saving
27 * default or with XGetDefault() (#define USE_XGETDEFAULT)
28 *----------------------------------------------------------------------*/
29
30 #include "../config.h" /* NECESSARY */
31 #include "rxvt.h" /* NECESSARY */
32 #include "version.h"
33 #include "xdefaults.intpro" /* PROTOS for internal routines */
34
35 /* #define DEBUG_RESOURCES */
36
37 static const char *const xnames[2] = { ".Xdefaults", ".Xresources" };
38
39 /*{{{ monolithic option/resource structure: */
40 /*
41 * `string' options MUST have a usage argument
42 * `switch' and `boolean' options have no argument
43 * if there's no desc(ription), it won't appear in rxvt_usage()
44 */
45
46 /* INFO() - descriptive information only */
47 #define INFO(opt, arg, desc) \
48 {0, -1, NULL, (opt), (arg), (desc)}
49
50 /* STRG() - command-line option, with/without resource */
51 #define STRG(rsp, kw, opt, arg, desc) \
52 {0, (rsp), (kw), (opt), (arg), (desc)}
53
54 /* RSTRG() - resource/long-option */
55 #define RSTRG(rsp, kw, arg) \
56 {0, (rsp), (kw), NULL, (arg), NULL}
57
58 /* BOOL() - regular boolean `-/+' flag */
59 #define BOOL(rsp, kw, opt, flag, desc) \
60 {(Opt_Boolean|(flag)), (rsp), (kw), (opt), NULL, (desc)}
61
62 /* SWCH() - `-' flag */
63 #define SWCH(opt, flag, desc) \
64 {(flag), -1, NULL, (opt), NULL, (desc)}
65
66 /* convenient macros */
67 #define optList_strlen(i) \
68 (optList[i].flag ? 0 : (optList[i].arg ? STRLEN(optList[i].arg) : 1))
69 #define optList_isBool(i) \
70 (optList[i].flag & Opt_Boolean)
71 #define optList_isReverse(i) \
72 (optList[i].flag & Opt_Reverse)
73 #define optList_size() \
74 (sizeof(optList) / sizeof(optList[0]))
75
76 static const struct
77 {
78 const unsigned long flag; /* Option flag */
79 const int doff; /* data offset */
80 const char *kw; /* keyword */
81 const char *opt; /* option */
82 const char *arg; /* argument */
83 const char *desc; /* description */
84 }
85 optList[] = {
86 STRG(Rs_display_name, NULL, "d", NULL, NULL), /* short form */
87 STRG(Rs_display_name, NULL, "display", "string", "X server to contact"),
88 STRG(Rs_term_name, "termName", "tn", "string",
89 "value of the TERM environment variable"),
90 STRG(Rs_geometry, NULL, "g", NULL, NULL), /* short form */
91 STRG(Rs_geometry, "geometry", "geometry", "geometry",
92 "size (in characters) and position"),
93 SWCH("C", Opt_console, "intercept console messages"),
94 SWCH("iconic", Opt_iconic, "start iconic"),
95 SWCH("ic", Opt_iconic, NULL), /* short form */
96 BOOL(Rs_reverseVideo, "reverseVideo", "rv", Opt_reverseVideo,
97 "reverse video"),
98 BOOL(Rs_loginShell, "loginShell", "ls", Opt_loginShell, "login shell"),
99 BOOL(Rs_jumpScroll, "jumpScroll", "j", Opt_jumpScroll, "jump scrolling"),
100 #ifdef HAVE_SCROLLBARS
101 BOOL(Rs_scrollBar, "scrollBar", "sb", Opt_scrollBar, "scrollbar"),
102 BOOL(Rs_scrollBar_right, "scrollBar_right", "sr", Opt_scrollBar_right,
103 "scrollbar right"),
104 BOOL(Rs_scrollBar_floating, "scrollBar_floating", "st",
105 Opt_scrollBar_floating, "scrollbar without a trough"),
106 #endif
107 BOOL(Rs_scrollTtyOutput, "scrollTtyOutput", NULL, Opt_scrollTtyOutput,
108 NULL),
109 BOOL(Rs_scrollTtyOutput, NULL, "si", Opt_Reverse | Opt_scrollTtyOutput,
110 "scroll-on-tty-output inhibit"),
111 BOOL(Rs_scrollTtyKeypress, "scrollTtyKeypress", "sk", Opt_scrollTtyKeypress,
112 "scroll-on-keypress"),
113 BOOL(Rs_scrollWithBuffer, "scrollWithBuffer", "sw", Opt_scrollWithBuffer,
114 "scroll-with-buffer"),
115 #ifdef TRANSPARENT
116 BOOL(Rs_transparent, "inheritPixmap", "ip", Opt_transparent,
117 "inherit parent pixmap"),
118 BOOL(Rs_transparent_all, "inheritPixmapforce", "ipf", Opt_transparent_all,
119 "forcefully inherit root pixmap"),
120 SWCH("tr", Opt_transparent, NULL),
121 #endif
122 BOOL(Rs_utmpInhibit, "utmpInhibit", "ut", Opt_utmpInhibit, "utmp inhibit"),
123 #ifndef NO_BELL
124 BOOL(Rs_visualBell, "visualBell", "vb", Opt_visualBell, "visual bell"),
125 # if ! defined(NO_MAPALERT) && defined(MAPALERT_OPTION)
126 BOOL(Rs_mapAlert, "mapAlert", NULL, Opt_mapAlert, NULL),
127 # endif
128 #endif
129 #ifdef META8_OPTION
130 BOOL(Rs_meta8, "meta8", NULL, Opt_meta8, NULL),
131 #endif
132 #ifdef MOUSE_WHEEL
133 BOOL(Rs_mouseWheelScrollPage, "mouseWheelScrollPage", NULL, Opt_mouseWheelScrollPage,
134 NULL),
135 #endif
136 #ifdef MULTICHAR_SET
137 BOOL(Rs_mc_hack, "multibyte_cursor", "mcc", Opt_mc_hack,
138 "Multibyte character cursor movement"),
139 #endif
140 #ifndef NO_FRILLS
141 BOOL(Rs_tripleclickwords, "tripleclickwords", "tcw", Opt_tripleclickwords,
142 "triple click word selection"),
143 #endif
144 #ifdef CURSOR_BLINK
145 BOOL(Rs_cursorBlink, "cursorBlink", "bc", Opt_cursorBlink, "blinking cursor"),
146 #endif
147 #ifdef POINTER_BLANK
148 BOOL(Rs_pointerBlank, "pointerBlank", "pb", Opt_pointerBlank, "switch off pointer after delay"),
149 #endif
150 STRG(Rs_color + Color_bg, "background", "bg", "color", "background color"),
151 STRG(Rs_color + Color_fg, "foreground", "fg", "color", "foreground color"),
152 RSTRG(Rs_color + minCOLOR + 0, "color0", "color"),
153 RSTRG(Rs_color + minCOLOR + 1, "color1", "color"),
154 RSTRG(Rs_color + minCOLOR + 2, "color2", "color"),
155 RSTRG(Rs_color + minCOLOR + 3, "color3", "color"),
156 RSTRG(Rs_color + minCOLOR + 4, "color4", "color"),
157 RSTRG(Rs_color + minCOLOR + 5, "color5", "color"),
158 RSTRG(Rs_color + minCOLOR + 6, "color6", "color"),
159 RSTRG(Rs_color + minCOLOR + 7, "color7", "color"),
160 #ifndef NO_BRIGHTCOLOR
161 RSTRG(Rs_color + minBrightCOLOR + 0, "color8", "color"),
162 RSTRG(Rs_color + minBrightCOLOR + 1, "color9", "color"),
163 RSTRG(Rs_color + minBrightCOLOR + 2, "color10", "color"),
164 RSTRG(Rs_color + minBrightCOLOR + 3, "color11", "color"),
165 RSTRG(Rs_color + minBrightCOLOR + 4, "color12", "color"),
166 RSTRG(Rs_color + minBrightCOLOR + 5, "color13", "color"),
167 RSTRG(Rs_color + minBrightCOLOR + 6, "color14", "color"),
168 RSTRG(Rs_color + minBrightCOLOR + 7, "color15", "color"),
169 #endif /* NO_BRIGHTCOLOR */
170 #ifndef NO_BOLD_UNDERLINE_REVERSE
171 RSTRG(Rs_color + Color_BD, "colorBD", "color"),
172 RSTRG(Rs_color + Color_UL, "colorUL", "color"),
173 RSTRG(Rs_color + Color_RV, "colorRV", "color"),
174 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
175 #ifdef KEEP_SCROLLCOLOR
176 RSTRG(Rs_color + Color_scroll, "scrollColor", "color"),
177 RSTRG(Rs_color + Color_trough, "troughColor", "color"),
178 #endif /* KEEP_SCROLLCOLOR */
179 #ifdef OPTION_HC
180 STRG(Rs_color + Color_HC, "highlightColor", "hc", "color", "highlight color"),
181 #endif
182 #if defined (XPM_BACKGROUND) || (MENUBAR_MAX)
183 RSTRG(Rs_path, "path", "search path"),
184 #endif /* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */
185 #ifdef XPM_BACKGROUND
186 STRG(Rs_backgroundPixmap, "backgroundPixmap", "pixmap", "file[;geom]",
187 "background pixmap"),
188 #endif /* XPM_BACKGROUND */
189 #if (MENUBAR_MAX)
190 RSTRG(Rs_menu, "menu", "name[;tag]"),
191 #endif
192 STRG(Rs_font, "font", "fn", "fontname", "normal text font"),
193 /* fonts: command-line option = resource name */
194 #ifdef USE_XIM
195 STRG(Rs_inputMethod, "inputMethod", "im", "name", "name of input method"),
196 STRG(Rs_preeditType, "preeditType", "pt", "style",
197 "input style: style = OverTheSpot|OffTheSpot|Root"),
198 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
199 STRG(Rs_imLocale, "imLocale", "imlocale", "string", "locale to use for input method"),
200 #endif
201 #endif /* USE_XIM */
202 #ifdef GREEK_SUPPORT
203 STRG(Rs_greek_keyboard, "greek_keyboard", "grk", "mode",
204 "greek keyboard mapping; mode = iso | ibm"),
205 RSTRG(Rs_greektoggle_key, "greektoggle_key", "keysym"),
206 #endif
207 STRG(Rs_name, NULL, "name", "string",
208 "client instance, icon, and title strings"),
209 STRG(Rs_title, "title", "title", "string", "title name for window"),
210 STRG(Rs_title, NULL, "T", NULL, NULL), /* short form */
211 STRG(Rs_iconName, "iconName", "n", "string", "icon name for window"),
212 #ifndef NO_CURSORCOLOR
213 STRG(Rs_color + Color_cursor, "cursorColor", "cr", "color", "cursor color"),
214 /* command-line option = resource name */
215 RSTRG(Rs_color + Color_cursor2, "cursorColor2", "color"),
216 #endif /* NO_CURSORCOLOR */
217 STRG(Rs_color + Color_pointer, "pointerColor", "pr", "color",
218 "pointer color"),
219 STRG(Rs_color + Color_border, "borderColor", "bd", "color",
220 "border color"),
221 STRG(Rs_saveLines, "saveLines", "sl", "number",
222 "number of scrolled lines to save"),
223 #ifndef NO_FRILLS
224 STRG(Rs_ext_bwidth, "externalBorder", "w", "number",
225 "external border in pixels"),
226 STRG(Rs_ext_bwidth, NULL, "bw", NULL, NULL),
227 STRG(Rs_ext_bwidth, NULL, "borderwidth", NULL, NULL),
228 STRG(Rs_int_bwidth, "internalBorder", "b", "number",
229 "internal border in pixels"),
230 #endif
231 #ifndef NO_LINESPACE
232 STRG(Rs_lineSpace, "lineSpace", "lsp", "number",
233 "number of extra pixels between rows"),
234 #endif
235 STRG(Rs_scrollBar_thickness, "thickness", "sbt", "number",
236 "scrollbar thickness/width in pixels"),
237 #ifdef POINTER_BLANK
238 RSTRG(Rs_pointerBlankDelay, "pointerBlankDelay", "number"),
239 #endif
240 #ifndef NO_BACKSPACE_KEY
241 RSTRG(Rs_backspace_key, "backspacekey", "string"),
242 #endif
243 #ifndef NO_DELETE_KEY
244 RSTRG(Rs_delete_key, "deletekey", "string"),
245 #endif
246 RSTRG(Rs_selectstyle, "selectstyle", "mode"),
247 RSTRG(Rs_scrollstyle, "scrollstyle", "mode"),
248 #ifdef HAVE_SCROLLBARS
249 RSTRG(Rs_scrollBar_align, "scrollBar_align", "mode"),
250 #endif
251 #ifdef PRINTPIPE
252 RSTRG(Rs_print_pipe, "print-pipe", "string"),
253 #endif
254 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
255 RSTRG(Rs_bigfont_key, "bigfont_key", "keysym"),
256 RSTRG(Rs_smallfont_key, "smallfont_key", "keysym"),
257 #endif
258 STRG(Rs_modifier, "modifier", "mod", "modifier",
259 "meta modifier = alt|meta|hyper|super|mod1|...|mod5"),
260 INFO("xrm", "string", "X resource"),
261 #ifdef CUTCHAR_RESOURCE
262 RSTRG(Rs_cutchars, "cutchars", "string"),
263 #endif /* CUTCHAR_RESOURCE */
264 #ifdef ACS_ASCII
265 RSTRG(Rs_acs_chars, "acsChars", "string"),
266 #endif /* ACS_ASCII */
267 RSTRG(Rs_answerbackstring, "answerbackString", "string"),
268 INFO("e", "command arg ...", "command to execute")
269 };
270
271 #undef INFO
272 #undef STRG
273 #undef RSTRG
274 #undef SWCH
275 #undef BOOL
276 /*}}} */
277
278 static const char releasestring[] = "Rxvt v" VERSION " - released: " DATE "\n";
279 static const char optionsstring[] = "Options: "
280 #if defined(XPM_BACKGROUND)
281 "XPM,"
282 #endif
283 #if defined(TRANSPARENT)
284 "transparent,"
285 #endif
286 #if defined(UTMP_SUPPORT)
287 "utmp,"
288 #endif
289 #if defined(MENUBAR)
290 "menubar,"
291 #endif
292 #if !defined(NO_FRILLS)
293 "frills,"
294 #endif
295 #if !defined(NO_LINESPACE)
296 "linespace,"
297 #endif
298 #if defined(PREFER_24BIT)
299 "24bit,"
300 #endif
301 #if defined(USE_XIM)
302 "XIM,"
303 #endif
304 #if defined(MULTICHAR_SET)
305 "multichar_languages,"
306 #endif
307 "scrollbars="
308 #if !defined(HAVE_SCROLLBARS)
309 "NONE"
310 #else
311 # if defined(RXVT_SCROLLBAR)
312 "rxvt"
313 # if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
314 "+"
315 # endif
316 # endif
317 # if defined(NEXT_SCROLLBAR)
318 "NeXT"
319 # if defined(XTERM_SCROLLBAR)
320 "+"
321 # endif
322 # endif
323 # if defined(XTERM_SCROLLBAR)
324 "xterm"
325 # endif
326 #endif
327 ","
328 #if defined(GREEK_SUPPORT)
329 "Greek,"
330 #endif
331 #if defined(RXVT_GRAPHICS)
332 "graphics,"
333 #endif
334 #if defined(NO_BACKSPACE_KEY)
335 "no_backspace,"
336 #endif
337 #if defined(NO_DELETE_KEY)
338 "no_delete,"
339 #endif
340 #if !defined(NO_STRINGS)
341 "strings,"
342 #endif
343 #if defined(TTY_256COLOR)
344 "256colour,"
345 #endif
346 #if defined(NO_RESOURCES)
347 "NoResources"
348 #else
349 # if defined(USE_XGETDEFAULT)
350 "XGetDefaults"
351 # else
352 ".Xdefaults"
353 # endif
354 #endif
355 "\nUsage: "; /* Usage */
356
357 #define INDENT 18
358
359 /*{{{ usage: */
360 /*----------------------------------------------------------------------*/
361 static void
362 rxvt_usage(int type)
363 {
364 unsigned int i, col;
365
366 write(STDERR_FILENO, releasestring, sizeof(releasestring) - 1);
367 write(STDERR_FILENO, optionsstring, sizeof(optionsstring) - 1);
368 write(STDERR_FILENO, APL_NAME, sizeof(APL_NAME) - 1);
369
370 switch (type)
371 {
372 case 0: /* brief listing */
373 fprintf(stderr, " [-help] [--help]\n");
374 for (col = 1, i = 0; i < optList_size(); i++)
375 if (optList[i].desc != NULL)
376 {
377 int len = 0;
378
379 if (!optList_isBool(i))
380 {
381 len = optList_strlen(i);
382 if (len > 0)
383 len++; /* account for space */
384 }
385 #ifdef DEBUG_STRICT
386 assert(optList[i].opt != NULL);
387 #endif
388 len += 4 + STRLEN(optList[i].opt) + (optList_isBool(i) ? 2: 0);
389 col += len;
390 if (col > 79)
391 { /* assume regular width */
392 putc('\n', stderr);
393 col = 1 + len;
394 }
395 fprintf(stderr, " [-%s%s", (optList_isBool(i) ? "/+" : ""),
396 optList[i].opt);
397 if (optList_strlen(i))
398 fprintf(stderr, " %s]", optList[i].arg);
399 else
400 fprintf(stderr, "]");
401 }
402 break;
403
404 case 1: /* full command-line listing */
405 fprintf(stderr, " [options] [-e command args]\n\n"
406 "where options include:\n");
407 for (i = 0; i < optList_size(); i++)
408 if (optList[i].desc != NULL)
409 {
410 #ifdef DEBUG_STRICT
411 assert(optList[i].opt != NULL);
412 #endif
413 fprintf(stderr, " %s%s %-*s%s%s\n",
414 (optList_isBool(i) ? "-/+" : "-"), optList[i].opt,
415 (INDENT - STRLEN(optList[i].opt)
416 + (optList_isBool(i) ? 0 : 2)),
417 (optList[i].arg ? optList[i].arg : ""),
418 (optList_isBool(i) ? "turn on/off " : ""),
419 optList[i].desc);
420 }
421 fprintf(stderr, "\n --help to list long-options");
422 break;
423
424 case 2: /* full resource listing */
425 fprintf(stderr,
426 " [options] [-e command args]\n\n"
427 "where resources (long-options) include:\n");
428
429 for (i = 0; i < optList_size(); i++)
430 if (optList[i].kw != NULL)
431 fprintf(stderr, " %s: %*s%s\n",
432 optList[i].kw,
433 (INDENT - STRLEN(optList[i].kw)), "", /* XXX */
434 (optList_isBool(i) ? "boolean" : optList[i].arg));
435 #ifdef KEYSYM_RESOURCE
436 fprintf(stderr, " " "keysym.sym" ": %*s%s\n",
437 (INDENT - sizeof("keysym.sym") + 1), "", /* XXX */
438 "keysym");
439 #endif
440 fprintf(stderr, "\n -help to list options");
441 break;
442 }
443 fprintf(stderr, "\n\n");
444 exit(EXIT_FAILURE);
445 /* NOTREACHED */
446 }
447
448 /*}}} */
449
450 /*{{{ get command-line options before getting resources */
451 void
452 rxvt_term::get_options (int argc, const char *const *argv)
453 {
454 int i, bad_option = 0;
455 static const char On[3] = "ON", Off[4] = "OFF";
456
457 for (i = 1; i < argc; i++)
458 {
459 unsigned int entry, longopt = 0;
460 const char *flag, *opt;
461
462 opt = argv[i];
463 #ifdef DEBUG_RESOURCES
464 fprintf(stderr, "argv[%d] = %s: ", i, opt);
465 #endif
466 if (*opt == '-')
467 {
468 flag = On;
469 if (*++opt == '-')
470 longopt = *opt++; /* long option */
471 }
472 else if (*opt == '+')
473 {
474 flag = Off;
475 if (*++opt == '+')
476 longopt = *opt++; /* long option */
477 }
478 else
479 {
480 bad_option = 1;
481 rxvt_print_error("bad option \"%s\"", opt);
482 continue;
483 }
484
485 if (!STRCMP(opt, "help"))
486 rxvt_usage(longopt ? 2 : 1);
487 if (!STRCMP(opt, "h"))
488 rxvt_usage(0);
489
490 /* feature: always try to match long-options */
491 for (entry = 0; entry < optList_size(); entry++)
492 if ((optList[entry].kw && !STRCMP(opt, optList[entry].kw))
493 || (!longopt
494 && optList[entry].opt && !STRCMP(opt, optList[entry].opt)))
495 break;
496
497 if (entry < optList_size())
498 {
499 if (optList_isReverse(entry))
500 flag = flag == On ? Off : On;
501 if (optList_strlen(entry))
502 { /* string value */
503 const char *str = argv[++i];
504
505 #ifdef DEBUG_RESOURCES
506 fprintf(stderr, "string (%s,%s) = ",
507 optList[entry].opt ? optList[entry].opt : "nil",
508 optList[entry].kw ? optList[entry].kw : "nil");
509 #endif
510 if (flag == On && str && (optList[entry].doff != -1))
511 {
512 #ifdef DEBUG_RESOURCES
513 fprintf(stderr, "\"%s\"\n", str);
514 #endif
515 rs[optList[entry].doff] = str;
516 /*
517 * special cases are handled in main.c:main() to allow
518 * X resources to set these values before we settle for
519 * default values
520 */
521 }
522 #ifdef DEBUG_RESOURCES
523 else
524 fprintf(stderr, "???\n");
525 #endif
526
527 }
528 else
529 { /* boolean value */
530 #ifdef DEBUG_RESOURCES
531 fprintf(stderr, "boolean (%s,%s) = %s\n",
532 optList[entry].opt, optList[entry].kw, flag);
533 #endif
534 if (flag == On)
535 Options |= (optList[entry].flag);
536 else
537 Options &= ~(optList[entry].flag);
538
539 if (optList[entry].doff != -1)
540 rs[optList[entry].doff] = flag;
541 }
542 }
543 else
544 #ifdef KEYSYM_RESOURCE
545 /* if (!STRNCMP(opt, "keysym.", sizeof("keysym.") - 1)) */
546 if (rxvt_Str_match(opt, "keysym."))
547 {
548 const char *str = argv[++i];
549
550 if (str != NULL)
551 parse_keysym (opt + sizeof("keysym.") - 1, str);
552 }
553 else
554 #endif
555 bad_option = 1;
556 }
557
558 if (bad_option)
559 rxvt_usage(0);
560 }
561
562 /*}}} */
563
564 #ifndef NO_RESOURCES
565 /*----------------------------------------------------------------------*/
566
567 # ifdef KEYSYM_RESOURCE
568 /*
569 * Define key from XrmEnumerateDatabase.
570 * quarks will be something like
571 * "rxvt" "keysym" "0xFF01"
572 * value will be a string
573 */
574 /* ARGSUSED */
575 bool
576 rxvt_define_key(XrmDatabase *database __attribute__((unused)), XrmBindingList bindings __attribute__((unused)), XrmQuarkList quarks, XrmRepresentation *type __attribute__((unused)), XrmValue *value, XPointer closure __attribute__((unused)))
577 {
578 int last;
579
580 for (last = 0; quarks[last] != NULLQUARK; last++) /* look for last quark in list */
581 ;
582 last--;
583 GET_R->parse_keysym (XrmQuarkToString(quarks[last]), (char *)value->addr);//D//TODO
584 return False;
585 }
586
587 /*
588 * look for something like this (XK_Delete)
589 * rxvt*keysym.0xFFFF: "\177"
590 *
591 * arg will be
592 * NULL for ~/.Xdefaults and
593 * non-NULL for command-line options (need to allocate)
594 */
595 #define NEWARGLIM 500 /* `reasonable' size */
596 int
597 rxvt_term::parse_keysym (const char *str, const char *arg)
598 {
599 int n, sym;
600 char *key_string, *newarg = NULL;
601 char newargstr[NEWARGLIM];
602
603 if (arg == NULL)
604 {
605 if ((n = rxvt_Str_match(str, "keysym.")) == 0)
606 return 0;
607 str += n; /* skip `keysym.' */
608 }
609 /* some scanf() have trouble with a 0x prefix */
610 if (isdigit(str[0]))
611 {
612 if (str[0] == '0' && toupper(str[1]) == 'X')
613 str += 2;
614 if (arg)
615 {
616 if (sscanf(str, (STRCHR(str, ':') ? "%x:" : "%x"), &sym) != 1)
617 return -1;
618 }
619 else
620 {
621 if (sscanf(str, "%x:", &sym) != 1)
622 return -1;
623
624 /* cue to ':', it's there since sscanf() worked */
625 STRNCPY(newargstr, STRCHR(str, ':') + 1, NEWARGLIM - 1);
626 newargstr[NEWARGLIM - 1] = '\0';
627 newarg = newargstr;
628 }
629 }
630 else
631 {
632 /*
633 * convert keysym name to keysym number
634 */
635 STRNCPY(newargstr, str, NEWARGLIM - 1);
636 newargstr[NEWARGLIM - 1] = '\0';
637 if (arg == NULL)
638 {
639 if ((newarg = STRCHR(newargstr, ':')) == NULL)
640 return -1;
641 *newarg++ = '\0'; /* terminate keysym name */
642 }
643 if ((sym = XStringToKeysym(newargstr)) == None)
644 return -1;
645 }
646
647 if (sym < 0xFF00 || sym > 0xFFFF) /* we only do extended keys */
648 return -1;
649 sym &= 0xFF;
650 if (Keysym_map[sym] != NULL) /* already set ? */
651 return -1;
652
653 if (newarg == NULL)
654 {
655 STRNCPY(newargstr, arg, NEWARGLIM - 1);
656 newargstr[NEWARGLIM - 1] = '\0';
657 newarg = newargstr;
658 }
659 rxvt_Str_trim(newarg);
660 if (*newarg == '\0' || (n = rxvt_Str_escaped(newarg)) == 0)
661 return -1;
662 MIN_IT(n, 255);
663 key_string = (char *)rxvt_malloc((n + 1) * sizeof(char));
664
665 key_string[0] = n;
666 STRNCPY(key_string + 1, newarg, n);
667 Keysym_map[sym] = (unsigned char *)key_string;
668
669 return 1;
670 }
671
672 # endif /* KEYSYM_RESOURCE */
673
674 # ifndef USE_XGETDEFAULT
675 /*{{{ rxvt_get_xdefaults() */
676 /*
677 * the matching algorithm used for memory-save fake resources
678 */
679 void
680 rxvt_term::get_xdefaults (FILE *stream, const char *name)
681 {
682 unsigned int len;
683 char *str, buffer[256];
684
685 if (stream == NULL)
686 return;
687 len = STRLEN(name);
688 while ((str = fgets(buffer, sizeof(buffer), stream)) != NULL)
689 {
690 unsigned int entry, n;
691
692 while (*str && isspace(*str))
693 str++; /* leading whitespace */
694
695 if ((str[len] != '*' && str[len] != '.')
696 || (len && STRNCMP(str, name, len)))
697 continue;
698 str += (len + 1); /* skip `name*' or `name.' */
699
700 # ifdef KEYSYM_RESOURCE
701 if (!parse_keysym (str, NULL))
702 # endif /* KEYSYM_RESOURCE */
703 for (entry = 0; entry < optList_size(); entry++)
704 {
705 const char *kw = optList[entry].kw;
706
707 if (kw == NULL)
708 continue;
709 n = STRLEN (kw);
710 if (str[n] == ':' && rxvt_Str_match(str, kw))
711 {
712 /* skip `keyword:' */
713 str += (n + 1);
714 rxvt_Str_trim(str);
715 n = STRLEN(str);
716 if (n && rs[optList[entry].doff] == NULL)
717 {
718 /* not already set */
719 int s;
720 char *p = (char *)rxvt_malloc((n + 1) * sizeof(char));
721
722 STRCPY(p, str);
723 rs[optList[entry].doff] = p;
724 if (optList_isBool(entry))
725 {
726 s = STRCASECMP(str, "TRUE") == 0
727 || STRCASECMP(str, "YES") == 0
728 || STRCASECMP(str, "ON") == 0
729 || STRCASECMP(str, "1") == 0;
730 if (optList_isReverse(entry))
731 s = !s;
732 if (s)
733 Options |= (optList[entry].flag);
734 else
735 Options &= ~(optList[entry].flag);
736 }
737 }
738 break;
739 }
740 }
741 }
742 rewind(stream);
743 }
744
745 /*}}} */
746 # endif /* ! USE_XGETDEFAULT */
747 #endif /* NO_RESOURCES */
748
749 /*{{{ read the resources files */
750 /*
751 * using XGetDefault() or the hand-rolled replacement
752 */
753 /* ARGSUSED */
754 void
755 rxvt_term::extract_resources (Display *display __attribute__((unused)), const char *name)
756 {
757 #ifndef NO_RESOURCES
758
759 # if defined XAPPLOADDIR
760 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
761 /* Compute the path of the possibly available localized Rxvt file */
762 char *localepath = NULL;
763
764 if (locale != NULL)
765 { /* XXX: must limit length of string */
766 localepath = (char *)rxvt_malloc(256);
767 sprintf(localepath, XAPPLOADDIRLOCALE "/" APL_SUBCLASS,
768 (int)(258 - sizeof(XAPPLOADDIRLOCALE) - sizeof(APL_SUBCLASS)),
769 locale); /* 258 = 255 + 4 (-.*s) - 1 (/) */
770 }
771
772 {
773 # endif
774 # endif
775
776 # ifdef USE_XGETDEFAULT
777 /*
778 * get resources using the X library function
779 */
780 int entry;
781
782 # ifdef XrmEnumOneLevel
783 int i;
784 char *displayResource, *xe;
785 XrmName name_prefix[3];
786 XrmClass class_prefix[3];
787 XrmDatabase database, rdb1;
788 char fname[1024];
789
790 XrmInitialize();
791 database = NULL;
792
793 /* Get any Xserver defaults */
794
795 displayResource = XResourceManagerString(display);
796 if (displayResource != NULL)
797 database = XrmGetStringDatabase(displayResource);
798
799 # ifdef HAVE_EXTRA_XRESOURCE_FILES
800 /* Add in ~/.Xdefaults or ~/.Xresources */
801 {
802 char *ptr;
803
804 if ((ptr = (char *)getenv("HOME")) == NULL)
805 ptr = ".";
806
807 for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++)
808 {
809 sprintf(fname, "%-.*s/%s", sizeof(fname) - STRLEN(xnames[i]) - 2,
810 ptr, xnames[i]);
811 if ((rdb1 = XrmGetFileDatabase(fname)) != NULL)
812 {
813 XrmMergeDatabases(rdb1, &database);
814 # ifndef HAVE_BOTH_XRESOURCE_FILES
815 break;
816 # endif
817
818 }
819 }
820 }
821 # endif
822
823 /* Add in XENVIRONMENT file */
824
825 if ((xe = (char *)getenv("XENVIRONMENT")) != NULL
826 && (rdb1 = XrmGetFileDatabase(xe)) != NULL)
827 XrmMergeDatabases(rdb1, &database);
828
829 /* Add in Rxvt file */
830 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
831 if (localepath == NULL || (rdb1 = XrmGetFileDatabase(localepath)) == NULL)
832 # endif
833 rdb1 = XrmGetFileDatabase(XAPPLOADDIR "/" APL_SUBCLASS);
834 if (rdb1 != NULL)
835 XrmMergeDatabases(rdb1, &database);
836
837 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
838 if ((xe = (char *)getenv("XAPPLRESDIR")) != NULL)
839 {
840 sprintf(fname, "%-.*s/" APL_SUBCLASS, sizeof(fname)
841 - sizeof(APL_SUBCLASS) - 2, xe);
842 if ((rdb1 = XrmGetFileDatabase(fname)) != NULL)
843 XrmMergeDatabases(rdb1, &database);
844 }
845
846 XrmSetDatabase(display, database);
847 # endif
848
849 /*
850 * Query resources for options that affect us
851 */
852 for (entry = 0; entry < optList_size(); entry++)
853 {
854 int s;
855 char *p, *p0;
856 const char *kw = optList[entry].kw;
857
858 if (kw == NULL || rs[optList[entry].doff] != NULL)
859 continue; /* previously set */
860
861 p = XGetDefault(display, name, kw);
862 p0 = XGetDefault(display, "!INVALIDPROGRAMMENAMEDONTMATCH!", kw);
863 if (p == NULL || (p0 && STRCMP(p, p0) == 0))
864 {
865 p = XGetDefault(display, APL_SUBCLASS, kw);
866 if (p == NULL || (p0 && STRCMP(p, p0) == 0))
867 p = XGetDefault(display, APL_CLASS, kw);
868 }
869 if (p == NULL && p0)
870 p = p0;
871 if (p)
872 {
873 rs[optList[entry].doff] = p;
874
875 if (optList_isBool(entry))
876 {
877 s = STRCASECMP(p, "TRUE") == 0
878 || STRCASECMP(p, "YES") == 0
879 || STRCASECMP(p, "ON") == 0
880 || STRCASECMP(p, "1") == 0;
881 if (optList_isReverse(entry))
882 s = !s;
883 if (s)
884 Options |= (optList[entry].flag);
885 else
886 Options &= ~(optList[entry].flag);
887 }
888 }
889 }
890
891 /*
892 * [R5 or later]: enumerate the resource database
893 */
894 # ifdef XrmEnumOneLevel
895 # ifdef KEYSYM_RESOURCE
896 name_prefix[0] = XrmStringToName(name);
897 name_prefix[1] = XrmStringToName("keysym");
898 name_prefix[2] = NULLQUARK;
899 class_prefix[0] = XrmStringToName(APL_SUBCLASS);
900 class_prefix[1] = XrmStringToName("Keysym");
901 class_prefix[2] = NULLQUARK;
902 /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
903 XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
904 XrmEnumOneLevel, rxvt_define_key, NULL);
905 name_prefix[0] = XrmStringToName(APL_CLASS);
906 name_prefix[1] = XrmStringToName("keysym");
907 class_prefix[0] = XrmStringToName(APL_CLASS);
908 class_prefix[1] = XrmStringToName("Keysym");
909 /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
910 XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
911 XrmEnumOneLevel, rxvt_define_key, NULL);
912 # endif
913 # endif
914
915 # else /* USE_XGETDEFAULT */
916 /* get resources the hard way, but save lots of memory */
917 FILE *fd = NULL;
918 char *home;
919
920 if ((home = getenv("HOME")) != NULL)
921 {
922 unsigned int i, len = STRLEN(home) + 2;
923 char *f = NULL;
924
925 for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++)
926 {
927 f = (char *)rxvt_realloc(f, (len + STRLEN(xnames[i])) * sizeof(char));
928
929 sprintf(f, "%s/%s", home, xnames[i]);
930
931 if ((fd = fopen(f, "r")) != NULL)
932 break;
933 }
934 free(f);
935 }
936 /*
937 * The normal order to match resources is the following:
938 * @ global resources (partial match, ~/.Xdefaults)
939 * @ application file resources (XAPPLOADDIR/Rxvt)
940 * @ class resources (~/.Xdefaults)
941 * @ private resources (~/.Xdefaults)
942 *
943 * However, for the hand-rolled resources, the matching algorithm
944 * checks if a resource string value has already been allocated
945 * and won't overwrite it with (in this case) a less specific
946 * resource value.
947 *
948 * This avoids multiple allocation. Also, when we've called this
949 * routine command-line string options have already been applied so we
950 * needn't to allocate for those resources.
951 *
952 * So, search in resources from most to least specific.
953 *
954 * Also, use a special sub-class so that we can use either or both of
955 * "XTerm" and "Rxvt" as class names.
956 */
957
958 get_xdefaults (fd, name);
959 get_xdefaults (fd, APL_SUBCLASS);
960
961 # if defined(XAPPLOADDIR) && defined(USE_XAPPLOADDIR)
962
963 {
964 FILE *ad = NULL;
965
966 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
967 if (localepath == NULL || (ad = fopen(localepath, "r")) == NULL)
968 # endif
969 ad = fopen(XAPPLOADDIR "/" APL_SUBCLASS, "r");
970 if (ad != NULL)
971 {
972 get_xdefaults (ad, APL_SUBCLASS);
973 get_xdefaults (ad, "");
974 fclose(ad);
975 }
976 }
977 # endif /* XAPPLOADDIR */
978
979 get_xdefaults (fd, APL_CLASS);
980 get_xdefaults (fd, ""); /* partial match */
981 if (fd != NULL)
982 fclose(fd);
983 # endif /* USE_XGETDEFAULT */
984
985 # if defined XAPPLOADDIR
986 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
987
988 }
989
990 /* Free the path of the possibly available localized Rxvt file */
991 free(localepath);
992 # endif
993 # endif
994
995 #endif /* NO_RESOURCES */
996
997 /*
998 * even without resources, at least do this setup for command-line
999 * options and command-line long options
1000 */
1001 #ifdef MULTICHAR_SET
1002 set_multichar_encoding (rs[Rs_multichar_encoding]);
1003 #endif
1004 #ifdef GREEK_SUPPORT
1005 /* this could be a function in grkelot.c */
1006 /* void set_greek_keyboard (const char * str); */
1007 if (rs[Rs_greek_keyboard])
1008 {
1009 if (!STRCMP(rs[Rs_greek_keyboard], "iso"))
1010 greek_setmode(GREEK_ELOT928); /* former -grk9 */
1011 else if (!STRCMP(rs[Rs_greek_keyboard], "ibm"))
1012 greek_setmode(GREEK_IBM437); /* former -grk4 */
1013 }
1014 {
1015 KeySym sym;
1016
1017 if (rs[Rs_greektoggle_key]
1018 && ((sym = XStringToKeysym(rs[Rs_greektoggle_key])) != 0))
1019 ks_greekmodeswith = sym;
1020 }
1021 #endif /* GREEK_SUPPORT */
1022
1023 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
1024
1025 {
1026 KeySym sym;
1027
1028 if (rs[Rs_bigfont_key]
1029 && ((sym = XStringToKeysym(rs[Rs_bigfont_key])) != 0))
1030 ks_bigfont = sym;
1031 if (rs[Rs_smallfont_key]
1032 && ((sym = XStringToKeysym(rs[Rs_smallfont_key])) != 0))
1033 ks_smallfont = sym;
1034 }
1035 #endif
1036 }
1037
1038 /*}}} */
1039 /*----------------------- end-of-file (C source) -----------------------*/