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/cvs/rxvt-unicode/src/xdefaults.C
Revision: 1.2
Committed: Mon Nov 24 17:31:28 2003 UTC (20 years, 6 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.1: +0 -0 lines
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File Contents

# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: xdefaults.c
3 *----------------------------------------------------------------------*
4 * $Id: xdefaults.C,v 1.4 2003/11/23 19:32:51 root 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 const unsigned long flag; /* Option flag */
78 const int doff; /* data offset */
79 const char *kw; /* keyword */
80 const char *opt; /* option */
81 const char *arg; /* argument */
82 const char *desc; /* description */
83 } optList[] = {
84 STRG(Rs_display_name, NULL, "d", NULL, NULL), /* short form */
85 STRG(Rs_display_name, NULL, "display", "string", "X server to contact"),
86 STRG(Rs_term_name, "termName", "tn", "string",
87 "value of the TERM environment variable"),
88 STRG(Rs_geometry, NULL, "g", NULL, NULL), /* short form */
89 STRG(Rs_geometry, "geometry", "geometry", "geometry",
90 "size (in characters) and position"),
91 SWCH("C", Opt_console, "intercept console messages"),
92 SWCH("iconic", Opt_iconic, "start iconic"),
93 SWCH("ic", Opt_iconic, NULL), /* short form */
94 BOOL(Rs_reverseVideo, "reverseVideo", "rv", Opt_reverseVideo,
95 "reverse video"),
96 BOOL(Rs_loginShell, "loginShell", "ls", Opt_loginShell, "login shell"),
97 BOOL(Rs_jumpScroll, "jumpScroll", "j", Opt_jumpScroll, "jump scrolling"),
98 #ifdef HAVE_SCROLLBARS
99 BOOL(Rs_scrollBar, "scrollBar", "sb", Opt_scrollBar, "scrollbar"),
100 BOOL(Rs_scrollBar_right, "scrollBar_right", "sr", Opt_scrollBar_right,
101 "scrollbar right"),
102 BOOL(Rs_scrollBar_floating, "scrollBar_floating", "st",
103 Opt_scrollBar_floating, "scrollbar without a trough"),
104 #endif
105 BOOL(Rs_scrollTtyOutput, "scrollTtyOutput", NULL, Opt_scrollTtyOutput,
106 NULL),
107 BOOL(Rs_scrollTtyOutput, NULL, "si", Opt_Reverse | Opt_scrollTtyOutput,
108 "scroll-on-tty-output inhibit"),
109 BOOL(Rs_scrollTtyKeypress, "scrollTtyKeypress", "sk", Opt_scrollTtyKeypress,
110 "scroll-on-keypress"),
111 BOOL(Rs_scrollWithBuffer, "scrollWithBuffer", "sw", Opt_scrollWithBuffer,
112 "scroll-with-buffer"),
113 #ifdef TRANSPARENT
114 BOOL(Rs_transparent, "inheritPixmap", "ip", Opt_transparent,
115 "inherit parent pixmap"),
116 BOOL(Rs_transparent_all, "inheritPixmapforce", "ipf", Opt_transparent_all,
117 "forcefully inherit root pixmap"),
118 SWCH("tr", Opt_transparent, NULL),
119 #endif
120 BOOL(Rs_utmpInhibit, "utmpInhibit", "ut", Opt_utmpInhibit, "utmp inhibit"),
121 #ifndef NO_BELL
122 BOOL(Rs_visualBell, "visualBell", "vb", Opt_visualBell, "visual bell"),
123 # if ! defined(NO_MAPALERT) && defined(MAPALERT_OPTION)
124 BOOL(Rs_mapAlert, "mapAlert", NULL, Opt_mapAlert, NULL),
125 # endif
126 #endif
127 #ifdef META8_OPTION
128 BOOL(Rs_meta8, "meta8", NULL, Opt_meta8, NULL),
129 #endif
130 #ifdef MOUSE_WHEEL
131 BOOL(Rs_mouseWheelScrollPage, "mouseWheelScrollPage", NULL, Opt_mouseWheelScrollPage,
132 NULL),
133 #endif
134 #ifdef MULTICHAR_SET
135 BOOL(Rs_mc_hack, "multibyte_cursor", "mcc", Opt_mc_hack,
136 "Multibyte character cursor movement"),
137 #endif
138 #ifndef NO_FRILLS
139 BOOL(Rs_tripleclickwords, "tripleclickwords", "tcw", Opt_tripleclickwords,
140 "triple click word selection"),
141 #endif
142 #ifdef CURSOR_BLINK
143 BOOL(Rs_cursorBlink, "cursorBlink", "bc", Opt_cursorBlink, "blinking cursor"),
144 #endif
145 #ifdef POINTER_BLANK
146 BOOL(Rs_pointerBlank, "pointerBlank", NULL, Opt_pointerBlank, NULL),
147 #endif
148 STRG(Rs_color + Color_bg, "background", "bg", "color", "background color"),
149 STRG(Rs_color + Color_fg, "foreground", "fg", "color", "foreground color"),
150 RSTRG(Rs_color + minCOLOR + 0, "color0", "color"),
151 RSTRG(Rs_color + minCOLOR + 1, "color1", "color"),
152 RSTRG(Rs_color + minCOLOR + 2, "color2", "color"),
153 RSTRG(Rs_color + minCOLOR + 3, "color3", "color"),
154 RSTRG(Rs_color + minCOLOR + 4, "color4", "color"),
155 RSTRG(Rs_color + minCOLOR + 5, "color5", "color"),
156 RSTRG(Rs_color + minCOLOR + 6, "color6", "color"),
157 RSTRG(Rs_color + minCOLOR + 7, "color7", "color"),
158 #ifndef NO_BRIGHTCOLOR
159 RSTRG(Rs_color + minBrightCOLOR + 0, "color8", "color"),
160 RSTRG(Rs_color + minBrightCOLOR + 1, "color9", "color"),
161 RSTRG(Rs_color + minBrightCOLOR + 2, "color10", "color"),
162 RSTRG(Rs_color + minBrightCOLOR + 3, "color11", "color"),
163 RSTRG(Rs_color + minBrightCOLOR + 4, "color12", "color"),
164 RSTRG(Rs_color + minBrightCOLOR + 5, "color13", "color"),
165 RSTRG(Rs_color + minBrightCOLOR + 6, "color14", "color"),
166 RSTRG(Rs_color + minBrightCOLOR + 7, "color15", "color"),
167 #endif /* NO_BRIGHTCOLOR */
168 #ifndef NO_BOLD_UNDERLINE_REVERSE
169 RSTRG(Rs_color + Color_BD, "colorBD", "color"),
170 RSTRG(Rs_color + Color_UL, "colorUL", "color"),
171 RSTRG(Rs_color + Color_RV, "colorRV", "color"),
172 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
173 #ifdef KEEP_SCROLLCOLOR
174 RSTRG(Rs_color + Color_scroll, "scrollColor", "color"),
175 RSTRG(Rs_color + Color_trough, "troughColor", "color"),
176 #endif /* KEEP_SCROLLCOLOR */
177 #ifdef OPTION_HC
178 STRG(Rs_color + Color_HC, "highlightColor", "hc", "color", "highlight color"),
179 #endif
180 #if defined (XPM_BACKGROUND) || (MENUBAR_MAX)
181 RSTRG(Rs_path, "path", "search path"),
182 #endif /* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */
183 #ifdef XPM_BACKGROUND
184 STRG(Rs_backgroundPixmap, "backgroundPixmap", "pixmap", "file[;geom]",
185 "background pixmap"),
186 #endif /* XPM_BACKGROUND */
187 #if (MENUBAR_MAX)
188 RSTRG(Rs_menu, "menu", "name[;tag]"),
189 #endif
190 #ifndef NO_BOLDFONT
191 STRG(Rs_boldFont, "boldFont", "fb", "fontname", "bold text font"),
192 #endif
193 STRG(Rs_font + 0, "font", "fn", "fontname", "normal text font"),
194 /* fonts: command-line option = resource name */
195 #ifdef MULTICHAR_SET
196 STRG(Rs_multichar_encoding, "multichar_encoding", "km", "mode",
197 "multichar encoding; mode = eucj|sjis|big5|gb|kr|noenc"),
198 #endif /* MULTICHAR_SET */
199 #ifdef USE_XIM
200 STRG(Rs_inputMethod, "inputMethod", "im", "name", "name of input method"),
201 STRG(Rs_preeditType, "preeditType", "pt", "style",
202 "input style: style = OverTheSpot|OffTheSpot|Root"),
203 #endif /* USE_XIM */
204 #ifdef GREEK_SUPPORT
205 STRG(Rs_greek_keyboard, "greek_keyboard", "grk", "mode",
206 "greek keyboard mapping; mode = iso | ibm"),
207 RSTRG(Rs_greektoggle_key, "greektoggle_key", "keysym"),
208 #endif
209 STRG(Rs_name, NULL, "name", "string",
210 "client instance, icon, and title strings"),
211 STRG(Rs_title, "title", "title", "string", "title name for window"),
212 STRG(Rs_title, NULL, "T", NULL, NULL), /* short form */
213 STRG(Rs_iconName, "iconName", "n", "string", "icon name for window"),
214 #ifndef NO_CURSORCOLOR
215 STRG(Rs_color + Color_cursor, "cursorColor", "cr", "color", "cursor color"),
216 /* command-line option = resource name */
217 RSTRG(Rs_color + Color_cursor2, "cursorColor2", "color"),
218 #endif /* NO_CURSORCOLOR */
219 STRG(Rs_color + Color_pointer, "pointerColor", "pr", "color",
220 "pointer color"),
221 STRG(Rs_color + Color_border, "borderColor", "bd", "color",
222 "border color"),
223 STRG(Rs_saveLines, "saveLines", "sl", "number",
224 "number of scrolled lines to save"),
225 #ifndef NO_FRILLS
226 STRG(Rs_ext_bwidth, "externalBorder", "w", "number",
227 "external border in pixels"),
228 STRG(Rs_ext_bwidth, NULL, "bw", NULL, NULL),
229 STRG(Rs_ext_bwidth, NULL, "borderwidth", NULL, NULL),
230 STRG(Rs_int_bwidth, "internalBorder", "b", "number",
231 "internal border in pixels"),
232 #endif
233 #ifndef NO_LINESPACE
234 STRG(Rs_lineSpace, "lineSpace", "lsp", "number",
235 "number of extra pixels between rows"),
236 #endif
237 STRG(Rs_scrollBar_thickness, "thickness", "sbt", "number",
238 "scrollbar thickness/width in pixels"),
239 #ifdef POINTER_BLANK
240 RSTRG(Rs_pointerBlankDelay, "pointerBlankDelay", "number"),
241 #endif
242 #ifndef NO_BACKSPACE_KEY
243 RSTRG(Rs_backspace_key, "backspacekey", "string"),
244 #endif
245 #ifndef NO_DELETE_KEY
246 RSTRG(Rs_delete_key, "deletekey", "string"),
247 #endif
248 RSTRG(Rs_selectstyle, "selectstyle", "mode"),
249 RSTRG(Rs_scrollstyle, "scrollstyle", "mode"),
250 #ifdef HAVE_SCROLLBARS
251 RSTRG(Rs_scrollBar_align, "scrollBar_align", "mode"),
252 #endif
253 #ifdef PRINTPIPE
254 RSTRG(Rs_print_pipe, "print-pipe", "string"),
255 #endif
256 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
257 RSTRG(Rs_bigfont_key, "bigfont_key", "keysym"),
258 RSTRG(Rs_smallfont_key, "smallfont_key", "keysym"),
259 #endif
260 STRG(Rs_modifier, "modifier", "mod", "modifier",
261 "meta modifier = alt|meta|hyper|super|mod1|...|mod5"),
262 INFO("xrm", "string", "X resource"),
263 #ifdef CUTCHAR_RESOURCE
264 RSTRG(Rs_cutchars, "cutchars", "string"),
265 #endif /* CUTCHAR_RESOURCE */
266 #ifdef ACS_ASCII
267 RSTRG(Rs_acs_chars, "acsChars", "string"),
268 #endif /* ACS_ASCII */
269 RSTRG(Rs_answerbackstring, "answerbackString", "string"),
270 INFO("e", "command arg ...", "command to execute")
271 };
272
273 #undef INFO
274 #undef STRG
275 #undef RSTRG
276 #undef SWCH
277 #undef BOOL
278 /*}}} */
279
280 static const char releasestring[] = "Rxvt v" VERSION " - released: " DATE "\n";
281 static const char optionsstring[] = "Options: "
282 #if defined(XPM_BACKGROUND)
283 "XPM,"
284 #endif
285 #if defined(TRANSPARENT)
286 "transparent,"
287 #endif
288 #if defined(UTMP_SUPPORT)
289 "utmp,"
290 #endif
291 #if defined(MENUBAR)
292 "menubar,"
293 #endif
294 #if !defined(NO_FRILLS)
295 "frills,"
296 #endif
297 #if !defined(NO_LINESPACE)
298 "linespace,"
299 #endif
300 #if defined(PREFER_24BIT)
301 "24bit,"
302 #endif
303 #if defined(USE_XIM)
304 "XIM,"
305 #endif
306 #if defined(MULTICHAR_SET)
307 "multichar_languages,"
308 #endif
309 "scrollbars="
310 #if !defined(HAVE_SCROLLBARS)
311 "NONE"
312 #else
313 # if defined(RXVT_SCROLLBAR)
314 "rxvt"
315 # if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
316 "+"
317 # endif
318 # endif
319 # if defined(NEXT_SCROLLBAR)
320 "NeXT"
321 # if defined(XTERM_SCROLLBAR)
322 "+"
323 # endif
324 # endif
325 # if defined(XTERM_SCROLLBAR)
326 "xterm"
327 # endif
328 #endif
329 ","
330 #if defined(GREEK_SUPPORT)
331 "Greek,"
332 #endif
333 #if defined(RXVT_GRAPHICS)
334 "graphics,"
335 #endif
336 #if defined(NO_BACKSPACE_KEY)
337 "no_backspace,"
338 #endif
339 #if defined(NO_DELETE_KEY)
340 "no_delete,"
341 #endif
342 #if !defined(NO_STRINGS)
343 "strings,"
344 #endif
345 #if defined(TTY_256COLOR)
346 "256colour,"
347 #endif
348 #if defined(NO_RESOURCES)
349 "NoResources"
350 #else
351 # if defined(USE_XGETDEFAULT)
352 "XGetDefaults"
353 # else
354 ".Xdefaults"
355 # endif
356 #endif
357 "\nUsage: "; /* Usage */
358
359 #define INDENT 18
360
361 /*{{{ usage: */
362 /*----------------------------------------------------------------------*/
363 /* EXTPROTO */
364 void
365 rxvt_usage(int type)
366 {
367 unsigned int i, col;
368
369 write(STDERR_FILENO, releasestring, sizeof(releasestring) - 1);
370 write(STDERR_FILENO, optionsstring, sizeof(optionsstring) - 1);
371 write(STDERR_FILENO, APL_NAME, sizeof(APL_NAME) - 1);
372
373 switch (type) {
374 case 0: /* brief listing */
375 fprintf(stderr, " [-help] [--help]\n");
376 for (col = 1, i = 0; i < optList_size(); i++)
377 if (optList[i].desc != NULL) {
378 int len = 0;
379
380 if (!optList_isBool(i)) {
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) { /* assume regular width */
391 putc('\n', stderr);
392 col = 1 + len;
393 }
394 fprintf(stderr, " [-%s%s", (optList_isBool(i) ? "/+" : ""),
395 optList[i].opt);
396 if (optList_strlen(i))
397 fprintf(stderr, " %s]", optList[i].arg);
398 else
399 fprintf(stderr, "]");
400 }
401 break;
402
403 case 1: /* full command-line listing */
404 fprintf(stderr, " [options] [-e command args]\n\n"
405 "where options include:\n");
406 for (i = 0; i < optList_size(); i++)
407 if (optList[i].desc != NULL) {
408 #ifdef DEBUG_STRICT
409 assert(optList[i].opt != NULL);
410 #endif
411 fprintf(stderr, " %s%s %-*s%s%s\n",
412 (optList_isBool(i) ? "-/+" : "-"), optList[i].opt,
413 (INDENT - STRLEN(optList[i].opt)
414 + (optList_isBool(i) ? 0 : 2)),
415 (optList[i].arg ? optList[i].arg : ""),
416 (optList_isBool(i) ? "turn on/off " : ""),
417 optList[i].desc);
418 }
419 fprintf(stderr, "\n --help to list long-options");
420 break;
421
422 case 2: /* full resource listing */
423 fprintf(stderr,
424 " [options] [-e command args]\n\n"
425 "where resources (long-options) include:\n");
426
427 for (i = 0; i < optList_size(); i++)
428 if (optList[i].kw != NULL)
429 fprintf(stderr, " %s: %*s%s\n",
430 optList[i].kw,
431 (INDENT - STRLEN(optList[i].kw)), "", /* XXX */
432 (optList_isBool(i) ? "boolean" : optList[i].arg));
433 #ifdef KEYSYM_RESOURCE
434 fprintf(stderr, " " "keysym.sym" ": %*s%s\n",
435 (INDENT - sizeof("keysym.sym") + 1), "", /* XXX */
436 "keysym");
437 #endif
438 fprintf(stderr, "\n -help to list options");
439 break;
440 }
441 fprintf(stderr, "\n\n");
442 exit(EXIT_FAILURE);
443 /* NOTREACHED */
444 }
445
446 /*}}} */
447
448 /*{{{ get command-line options before getting resources */
449 /* EXTPROTO */
450 void
451 rxvt_get_options(pR_ int argc, const char *const *argv)
452 {
453 int i, bad_option = 0;
454 static const char On[3] = "ON", Off[4] = "OFF";
455
456 for (i = 1; i < argc; i++) {
457 unsigned int entry, longopt = 0;
458 const char *flag, *opt;
459
460 opt = argv[i];
461 #ifdef DEBUG_RESOURCES
462 fprintf(stderr, "argv[%d] = %s: ", i, opt);
463 #endif
464 if (*opt == '-') {
465 flag = On;
466 if (*++opt == '-')
467 longopt = *opt++; /* long option */
468 } else if (*opt == '+') {
469 flag = Off;
470 if (*++opt == '+')
471 longopt = *opt++; /* long option */
472 } else {
473 bad_option = 1;
474 rxvt_print_error("bad option \"%s\"", opt);
475 continue;
476 }
477
478 if (!STRCMP(opt, "help"))
479 rxvt_usage(longopt ? 2 : 1);
480 if (!STRCMP(opt, "h"))
481 rxvt_usage(0);
482
483 /* feature: always try to match long-options */
484 for (entry = 0; entry < optList_size(); entry++)
485 if ((optList[entry].kw && !STRCMP(opt, optList[entry].kw))
486 || (!longopt
487 && optList[entry].opt && !STRCMP(opt, optList[entry].opt)))
488 break;
489
490 if (entry < optList_size()) {
491 if (optList_isReverse(entry))
492 flag = flag == On ? Off : On;
493 if (optList_strlen(entry)) { /* string value */
494 const char *str = argv[++i];
495
496 #ifdef DEBUG_RESOURCES
497 fprintf(stderr, "string (%s,%s) = ",
498 optList[entry].opt ? optList[entry].opt : "nil",
499 optList[entry].kw ? optList[entry].kw : "nil");
500 #endif
501 if (flag == On && str && (optList[entry].doff != -1)) {
502 #ifdef DEBUG_RESOURCES
503 fprintf(stderr, "\"%s\"\n", str);
504 #endif
505 R->h->rs[optList[entry].doff] = str;
506 /*
507 * special cases are handled in main.c:main() to allow
508 * X resources to set these values before we settle for
509 * default values
510 */
511 }
512 #ifdef DEBUG_RESOURCES
513 else
514 fprintf(stderr, "???\n");
515 #endif
516 } else { /* boolean value */
517 #ifdef DEBUG_RESOURCES
518 fprintf(stderr, "boolean (%s,%s) = %s\n",
519 optList[entry].opt, optList[entry].kw, flag);
520 #endif
521 if (flag == On)
522 R->Options |= (optList[entry].flag);
523 else
524 R->Options &= ~(optList[entry].flag);
525
526 if (optList[entry].doff != -1)
527 R->h->rs[optList[entry].doff] = flag;
528 }
529 } else
530 #ifdef KEYSYM_RESOURCE
531 /* if (!STRNCMP(opt, "keysym.", sizeof("keysym.") - 1)) */
532 if (rxvt_Str_match(opt, "keysym.")) {
533 const char *str = argv[++i];
534
535 if (str != NULL)
536 rxvt_parse_keysym(aR_ opt + sizeof("keysym.") - 1, str);
537 } else
538 #endif
539 ;
540 }
541
542 if (bad_option)
543 rxvt_usage(0);
544 }
545
546 /*}}} */
547
548 #ifndef NO_RESOURCES
549 /*----------------------------------------------------------------------*/
550
551 # ifdef KEYSYM_RESOURCE
552 /*
553 * Define key from XrmEnumerateDatabase.
554 * quarks will be something like
555 * "rxvt" "keysym" "0xFF01"
556 * value will be a string
557 */
558 /* ARGSUSED */
559 /* INTPROTO */
560 Bool
561 rxvt_define_key(XrmDatabase *database __attribute__((unused)), XrmBindingList bindings __attribute__((unused)), XrmQuarkList quarks, XrmRepresentation *type __attribute__((unused)), XrmValue *value, XPointer closure __attribute__((unused)))
562 {
563 dR;
564 int last;
565
566 for (last = 0; quarks[last] != NULLQUARK; last++) /* look for last quark in list */
567 ;
568 last--;
569 rxvt_parse_keysym(aR_ XrmQuarkToString(quarks[last]), (char *)value->addr);
570 return False;
571 }
572
573 /*
574 * look for something like this (XK_Delete)
575 * rxvt*keysym.0xFFFF: "\177"
576 *
577 * arg will be
578 * NULL for ~/.Xdefaults and
579 * non-NULL for command-line options (need to allocate)
580 */
581 #define NEWARGLIM 500 /* `reasonable' size */
582 /* INTPROTO */
583 int
584 rxvt_parse_keysym(pR_ const char *str, const char *arg)
585 {
586 int n, sym;
587 char *key_string, *newarg = NULL;
588 char newargstr[NEWARGLIM];
589
590 if (arg == NULL) {
591 if ((n = rxvt_Str_match(str, "keysym.")) == 0)
592 return 0;
593 str += n; /* skip `keysym.' */
594 }
595 /* some scanf() have trouble with a 0x prefix */
596 if (isdigit(str[0])) {
597 if (str[0] == '0' && toupper(str[1]) == 'X')
598 str += 2;
599 if (arg) {
600 if (sscanf(str, (STRCHR(str, ':') ? "%x:" : "%x"), &sym) != 1)
601 return -1;
602 } else {
603 if (sscanf(str, "%x:", &sym) != 1)
604 return -1;
605
606 /* cue to ':', it's there since sscanf() worked */
607 STRNCPY(newargstr, STRCHR(str, ':') + 1, NEWARGLIM - 1);
608 newargstr[NEWARGLIM - 1] = '\0';
609 newarg = newargstr;
610 }
611 } else {
612 /*
613 * convert keysym name to keysym number
614 */
615 STRNCPY(newargstr, str, NEWARGLIM - 1);
616 newargstr[NEWARGLIM - 1] = '\0';
617 if (arg == NULL) {
618 if ((newarg = STRCHR(newargstr, ':')) == NULL)
619 return -1;
620 *newarg++ = '\0'; /* terminate keysym name */
621 }
622 if ((sym = XStringToKeysym(newargstr)) == None)
623 return -1;
624 }
625
626 if (sym < 0xFF00 || sym > 0xFFFF) /* we only do extended keys */
627 return -1;
628 sym &= 0xFF;
629 if (R->h->Keysym_map[sym] != NULL) /* already set ? */
630 return -1;
631
632 if (newarg == NULL) {
633 STRNCPY(newargstr, arg, NEWARGLIM - 1);
634 newargstr[NEWARGLIM - 1] = '\0';
635 newarg = newargstr;
636 }
637 rxvt_Str_trim(newarg);
638 if (*newarg == '\0' || (n = rxvt_Str_escaped(newarg)) == 0)
639 return -1;
640 MIN_IT(n, 255);
641 key_string = (char *)rxvt_malloc((n + 1) * sizeof(char));
642
643 key_string[0] = n;
644 STRNCPY(key_string + 1, newarg, n);
645 R->h->Keysym_map[sym] = (unsigned char *)key_string;
646
647 return 1;
648 }
649
650 # endif /* KEYSYM_RESOURCE */
651
652 # ifndef USE_XGETDEFAULT
653 /*{{{ rxvt_get_xdefaults() */
654 /*
655 * the matching algorithm used for memory-save fake resources
656 */
657 /* INTPROTO */
658 void
659 rxvt_get_xdefaults(pR_ FILE *stream, const char *name)
660 {
661 unsigned int len;
662 char *str, buffer[256];
663
664 if (stream == NULL)
665 return;
666 len = STRLEN(name);
667 while ((str = fgets(buffer, sizeof(buffer), stream)) != NULL) {
668 unsigned int entry, n;
669
670 while (*str && isspace(*str))
671 str++; /* leading whitespace */
672
673 if ((str[len] != '*' && str[len] != '.')
674 || (len && STRNCMP(str, name, len)))
675 continue;
676 str += (len + 1); /* skip `name*' or `name.' */
677
678 # ifdef KEYSYM_RESOURCE
679 if (!rxvt_parse_keysym(aR_ str, NULL))
680 # endif /* KEYSYM_RESOURCE */
681 for (entry = 0; entry < optList_size(); entry++) {
682 const char *kw = optList[entry].kw;
683
684 if (kw == NULL)
685 continue;
686 n = STRLEN(kw);
687 if (str[n] == ':' && rxvt_Str_match(str, kw)) {
688 /* skip `keyword:' */
689 str += (n + 1);
690 rxvt_Str_trim(str);
691 n = STRLEN(str);
692 if (n && R->h->rs[optList[entry].doff] == NULL) {
693 /* not already set */
694 int s;
695 char *p = (char *)rxvt_malloc((n + 1) * sizeof(char));
696
697 STRCPY(p, str);
698 R->h->rs[optList[entry].doff] = p;
699 if (optList_isBool(entry)) {
700 s = STRCASECMP(str, "TRUE") == 0
701 || STRCASECMP(str, "YES") == 0
702 || STRCASECMP(str, "ON") == 0
703 || STRCASECMP(str, "1") == 0;
704 if (optList_isReverse(entry))
705 s = !s;
706 if (s)
707 R->Options |= (optList[entry].flag);
708 else
709 R->Options &= ~(optList[entry].flag);
710 }
711 }
712 break;
713 }
714 }
715 }
716 rewind(stream);
717 }
718
719 /*}}} */
720 # endif /* ! USE_XGETDEFAULT */
721 #endif /* NO_RESOURCES */
722
723 /*{{{ read the resources files */
724 /*
725 * using XGetDefault() or the hand-rolled replacement
726 */
727 /* ARGSUSED */
728 /* EXTPROTO */
729 void
730 rxvt_extract_resources(pR_ Display *display __attribute__((unused)), const char *name)
731 {
732 #ifndef NO_RESOURCES
733
734 # if defined XAPPLOADDIR
735 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
736 /* Compute the path of the possibly available localized Rxvt file */
737 char *localepath = NULL;
738
739 if (R->h->locale != NULL) { /* XXX: must limit length of string */
740 localepath = (char *)rxvt_malloc(256);
741 sprintf(localepath, XAPPLOADDIRLOCALE "/" APL_SUBCLASS,
742 (int)(258 - sizeof(XAPPLOADDIRLOCALE) - sizeof(APL_SUBCLASS)),
743 R->h->locale); /* 258 = 255 + 4 (-.*s) - 1 (/) */
744 }
745
746 {
747 # endif
748 # endif
749
750 # ifdef USE_XGETDEFAULT
751 /*
752 * get resources using the X library function
753 */
754 int entry;
755
756 # ifdef XrmEnumOneLevel
757 int i;
758 char *displayResource, *xe;
759 XrmName name_prefix[3];
760 XrmClass class_prefix[3];
761 XrmDatabase database, rdb1;
762 char fname[1024];
763
764 XrmInitialize();
765 database = NULL;
766
767 /* Get any Xserver defaults */
768
769 displayResource = XResourceManagerString(display);
770 if (displayResource != NULL)
771 database = XrmGetStringDatabase(displayResource);
772
773 # ifdef HAVE_EXTRA_XRESOURCE_FILES
774 /* Add in ~/.Xdefaults or ~/.Xresources */
775 {
776 char *ptr;
777
778 if ((ptr = (char *)getenv("HOME")) == NULL)
779 ptr = ".";
780
781 for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++) {
782 sprintf(fname, "%-.*s/%s", sizeof(fname) - STRLEN(xnames[i]) - 2,
783 ptr, xnames[i]);
784 if ((rdb1 = XrmGetFileDatabase(fname)) != NULL) {
785 XrmMergeDatabases(rdb1, &database);
786 # ifndef HAVE_BOTH_XRESOURCE_FILES
787 break;
788 # endif
789 }
790 }
791 }
792 # endif
793
794 /* Add in XENVIRONMENT file */
795
796 if ((xe = (char *)getenv("XENVIRONMENT")) != NULL
797 && (rdb1 = XrmGetFileDatabase(xe)) != NULL)
798 XrmMergeDatabases(rdb1, &database);
799
800 /* Add in Rxvt file */
801 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
802 if (localepath == NULL || (rdb1 = XrmGetFileDatabase(localepath)) == NULL)
803 # endif
804 rdb1 = XrmGetFileDatabase(XAPPLOADDIR "/" APL_SUBCLASS);
805 if (rdb1 != NULL)
806 XrmMergeDatabases(rdb1, &database);
807
808 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
809 if ((xe = (char *)getenv("XAPPLRESDIR")) != NULL) {
810 sprintf(fname, "%-.*s/" APL_SUBCLASS, sizeof(fname)
811 - sizeof(APL_SUBCLASS) - 2, xe);
812 if ((rdb1 = XrmGetFileDatabase(fname)) != NULL)
813 XrmMergeDatabases(rdb1, &database);
814 }
815
816 XrmSetDatabase(display, database);
817 # endif
818
819 /*
820 * Query resources for options that affect us
821 */
822 for (entry = 0; entry < optList_size(); entry++) {
823 int s;
824 char *p, *p0;
825 const char *kw = optList[entry].kw;
826
827 if (kw == NULL || R->h->rs[optList[entry].doff] != NULL)
828 continue; /* previously set */
829
830 p = XGetDefault(display, name, kw);
831 p0 = XGetDefault(display, "!INVALIDPROGRAMMENAMEDONTMATCH!", kw);
832 if (p == NULL || (p0 && STRCMP(p, p0) == 0)) {
833 p = XGetDefault(display, APL_SUBCLASS, kw);
834 if (p == NULL || (p0 && STRCMP(p, p0) == 0))
835 p = XGetDefault(display, APL_CLASS, kw);
836 }
837 if (p == NULL && p0)
838 p = p0;
839 if (p) {
840 R->h->rs[optList[entry].doff] = p;
841
842 if (optList_isBool(entry)) {
843 s = STRCASECMP(p, "TRUE") == 0
844 || STRCASECMP(p, "YES") == 0
845 || STRCASECMP(p, "ON") == 0
846 || STRCASECMP(p, "1") == 0;
847 if (optList_isReverse(entry))
848 s = !s;
849 if (s)
850 R->Options |= (optList[entry].flag);
851 else
852 R->Options &= ~(optList[entry].flag);
853 }
854 }
855 }
856
857 /*
858 * [R5 or later]: enumerate the resource database
859 */
860 # ifdef XrmEnumOneLevel
861 # ifdef KEYSYM_RESOURCE
862 name_prefix[0] = XrmStringToName(name);
863 name_prefix[1] = XrmStringToName("keysym");
864 name_prefix[2] = NULLQUARK;
865 class_prefix[0] = XrmStringToName(APL_SUBCLASS);
866 class_prefix[1] = XrmStringToName("Keysym");
867 class_prefix[2] = NULLQUARK;
868 /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
869 XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
870 XrmEnumOneLevel, rxvt_define_key, NULL);
871 name_prefix[0] = XrmStringToName(APL_CLASS);
872 name_prefix[1] = XrmStringToName("keysym");
873 class_prefix[0] = XrmStringToName(APL_CLASS);
874 class_prefix[1] = XrmStringToName("Keysym");
875 /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
876 XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
877 XrmEnumOneLevel, rxvt_define_key, NULL);
878 # endif
879 # endif
880
881 # else /* USE_XGETDEFAULT */
882 /* get resources the hard way, but save lots of memory */
883 FILE *fd = NULL;
884 char *home;
885
886 if ((home = getenv("HOME")) != NULL) {
887 unsigned int i, len = STRLEN(home) + 2;
888 char *f = NULL;
889
890 for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++) {
891 f = (char *)rxvt_realloc(f, (len + STRLEN(xnames[i])) * sizeof(char));
892
893 sprintf(f, "%s/%s", home, xnames[i]);
894
895 if ((fd = fopen(f, "r")) != NULL)
896 break;
897 }
898 free(f);
899 }
900 /*
901 * The normal order to match resources is the following:
902 * @ global resources (partial match, ~/.Xdefaults)
903 * @ application file resources (XAPPLOADDIR/Rxvt)
904 * @ class resources (~/.Xdefaults)
905 * @ private resources (~/.Xdefaults)
906 *
907 * However, for the hand-rolled resources, the matching algorithm
908 * checks if a resource string value has already been allocated
909 * and won't overwrite it with (in this case) a less specific
910 * resource value.
911 *
912 * This avoids multiple allocation. Also, when we've called this
913 * routine command-line string options have already been applied so we
914 * needn't to allocate for those resources.
915 *
916 * So, search in resources from most to least specific.
917 *
918 * Also, use a special sub-class so that we can use either or both of
919 * "XTerm" and "Rxvt" as class names.
920 */
921
922 rxvt_get_xdefaults(aR_ fd, name);
923 rxvt_get_xdefaults(aR_ fd, APL_SUBCLASS);
924
925 # if defined(XAPPLOADDIR) && defined(USE_XAPPLOADDIR)
926 {
927 FILE *ad = NULL;
928
929 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
930 if (localepath == NULL || (ad = fopen(localepath, "r")) == NULL)
931 # endif
932 ad = fopen(XAPPLOADDIR "/" APL_SUBCLASS, "r");
933 if (ad != NULL) {
934 rxvt_get_xdefaults(aR_ ad, APL_SUBCLASS);
935 rxvt_get_xdefaults(aR_ ad, "");
936 fclose(ad);
937 }
938 }
939 # endif /* XAPPLOADDIR */
940
941 rxvt_get_xdefaults(aR_ fd, APL_CLASS);
942 rxvt_get_xdefaults(aR_ fd, ""); /* partial match */
943 if (fd != NULL)
944 fclose(fd);
945 # endif /* USE_XGETDEFAULT */
946
947 # if defined XAPPLOADDIR
948 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
949 }
950
951 /* Free the path of the possibly available localized Rxvt file */
952 free(localepath);
953 # endif
954 # endif
955
956 #endif /* NO_RESOURCES */
957
958 /*
959 * even without resources, at least do this setup for command-line
960 * options and command-line long options
961 */
962 #ifdef MULTICHAR_SET
963 rxvt_set_multichar_encoding(aR_ R->h->rs[Rs_multichar_encoding]);
964 #endif
965 #ifdef GREEK_SUPPORT
966 /* this could be a function in grkelot.c */
967 /* void set_greek_keyboard (const char * str); */
968 if (R->h->rs[Rs_greek_keyboard]) {
969 if (!STRCMP(R->h->rs[Rs_greek_keyboard], "iso"))
970 greek_setmode(GREEK_ELOT928); /* former -grk9 */
971 else if (!STRCMP(R->h->rs[Rs_greek_keyboard], "ibm"))
972 greek_setmode(GREEK_IBM437); /* former -grk4 */
973 }
974 {
975 KeySym sym;
976
977 if (R->h->rs[Rs_greektoggle_key]
978 && ((sym = XStringToKeysym(R->h->rs[Rs_greektoggle_key])) != 0))
979 R->h->ks_greekmodeswith = sym;
980 }
981 #endif /* GREEK_SUPPORT */
982
983 #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
984 {
985 KeySym sym;
986
987 if (R->h->rs[Rs_bigfont_key]
988 && ((sym = XStringToKeysym(R->h->rs[Rs_bigfont_key])) != 0))
989 R->h->ks_bigfont = sym;
990 if (R->h->rs[Rs_smallfont_key]
991 && ((sym = XStringToKeysym(R->h->rs[Rs_smallfont_key])) != 0))
992 R->h->ks_smallfont = sym;
993 }
994 #endif
995 }
996
997 /*}}} */
998 /*----------------------- end-of-file (C source) -----------------------*/