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/cvs/rxvt-unicode/src/xdefaults.C
Revision: 1.56
Committed: Thu Feb 17 15:07:48 2005 UTC (19 years, 3 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.55: +1 -0 lines
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# Content
1 /*--------------------------------*-C-*---------------------------------*
2 * File: xdefaults.C
3 *----------------------------------------------------------------------*
4 *
5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
7 * - original version
8 * Copyright (c) 1997,1998 mj olesen <olesen@me.queensu.ca>
9 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
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
34 #include <sys/utsname.h>
35
36 #ifdef KEYSYM_RESOURCE
37 #include "keyboard.h"
38 #endif
39
40 /* #define DEBUG_RESOURCES */
41
42 /*{{{ monolithic option/resource structure: */
43 /*
44 * `string' options MUST have a usage argument
45 * `switch' and `boolean' options have no argument
46 * if there's no desc (ription), it won't appear in rxvt_usage ()
47 */
48
49 /* INFO () - descriptive information only */
50 #define INFO(opt, arg, desc) \
51 {0, -1, NULL, (opt), (arg), (desc)}
52
53 /* STRG () - command-line option, with/without resource */
54 #define STRG(rsp, kw, opt, arg, desc) \
55 {0, (rsp), (kw), (opt), (arg), (desc)}
56
57 /* RSTRG () - resource/long-option */
58 #define RSTRG(rsp, kw, arg) \
59 {0, (rsp), (kw), NULL, (arg), NULL}
60
61 /* BOOL () - regular boolean `-/+' flag */
62 #define BOOL(rsp, kw, opt, flag, desc) \
63 { (Opt_Boolean| (flag)), (rsp), (kw), (opt), NULL, (desc)}
64
65 /* SWCH () - `-' flag */
66 #define SWCH(opt, flag, desc) \
67 { (flag), -1, NULL, (opt), NULL, (desc)}
68
69 /* convenient macros */
70 #define optList_strlen(i) \
71 (optList[i].flag ? 0 : (optList[i].arg ? strlen (optList[i].arg) : 1))
72 #define optList_isBool(i) \
73 (optList[i].flag & Opt_Boolean)
74 #define optList_isReverse(i) \
75 (optList[i].flag & Opt_Reverse)
76 #define optList_size \
77 (sizeof (optList) / sizeof (optList[0]))
78
79 static const struct
80 {
81 const unsigned long flag; /* Option flag */
82 const int doff; /* data offset */
83 const char *kw; /* keyword */
84 const char *opt; /* option */
85 const char *arg; /* argument */
86 const char *desc; /* description */
87 }
88 optList[] = {
89 STRG (Rs_display_name, NULL, "d", NULL, NULL), /* short form */
90 STRG (Rs_display_name, NULL, "display", "string", "X server to contact"),
91 STRG (Rs_term_name, "termName", "tn", "string", "value of the TERM environment variable"),
92 STRG (Rs_geometry, NULL, "g", NULL, NULL), /* short form */
93 STRG (Rs_geometry, "geometry", "geometry", "geometry", "size (in characters) and position"),
94 SWCH ("C", Opt_console, "intercept console messages"),
95 SWCH ("iconic", Opt_iconic, "start iconic"),
96 SWCH ("ic", Opt_iconic, NULL), /* short form */
97 BOOL (Rs_reverseVideo, "reverseVideo", "rv", Opt_reverseVideo, "reverse video"),
98 BOOL (Rs_loginShell, "loginShell", "ls", Opt_loginShell, "login shell"),
99 BOOL (Rs_jumpScroll, "jumpScroll", "j", Opt_jumpScroll, "jump scrolling"),
100 BOOL (Rs_pastableTabs, "pastableTabs", "ptab", Opt_pastableTabs, "tab characters are pastable"),
101 #ifdef HAVE_SCROLLBARS
102 RSTRG (Rs_scrollstyle, "scrollstyle", "mode"),
103 BOOL (Rs_scrollBar, "scrollBar", "sb", Opt_scrollBar, "scrollbar"),
104 BOOL (Rs_scrollBar_right, "scrollBar_right", "sr", Opt_scrollBar_right, "scrollbar right"),
105 BOOL (Rs_scrollBar_floating, "scrollBar_floating", "st", Opt_scrollBar_floating, "scrollbar without a trough"),
106 RSTRG (Rs_scrollBar_align, "scrollBar_align", "mode"),
107 STRG (Rs_scrollBar_thickness, "thickness", "sbt", "number", "scrollbar thickness/width in pixels"),
108 #endif
109 BOOL (Rs_scrollTtyOutput, "scrollTtyOutput", NULL, Opt_scrollTtyOutput, NULL),
110 BOOL (Rs_scrollTtyOutput, NULL, "si", Opt_Reverse | Opt_scrollTtyOutput, "scroll-on-tty-output inhibit"),
111 BOOL (Rs_scrollTtyKeypress, "scrollTtyKeypress", "sk", Opt_scrollTtyKeypress, "scroll-on-keypress"),
112 BOOL (Rs_scrollWithBuffer, "scrollWithBuffer", "sw", Opt_scrollWithBuffer, "scroll-with-buffer"),
113 #ifdef TRANSPARENT
114 BOOL (Rs_transparent, "inheritPixmap", "ip", Opt_transparent, "inherit parent pixmap"),
115 BOOL (Rs_transparent_all, "inheritPixmapforce", "ipf", Opt_transparent_all, "forcefully inherit root pixmap"),
116 SWCH ("tr", Opt_transparent, NULL),
117 #if TINTING
118 STRG (Rs_color + Color_tint, "tintColor", "tint", "color", "tint color"),
119 #endif
120 #endif
121 #ifdef OFF_FOCUS_FADING
122 STRG (Rs_fade, "fading", "fade", "%", "make colors x% darker when rxvt-unicode is losing focus."),
123 #endif
124 #ifdef TINTING
125 STRG (Rs_shade, "shading", "sh", "%", "shade background by x% when tinting."),
126 #endif
127 BOOL (Rs_utmpInhibit, "utmpInhibit", "ut", Opt_utmpInhibit, "utmp inhibit"),
128 #ifndef NO_BELL
129 BOOL (Rs_visualBell, "visualBell", "vb", Opt_visualBell, "visual bell"),
130 # if ! defined(NO_MAPALERT) && defined(MAPALERT_OPTION)
131 BOOL (Rs_mapAlert, "mapAlert", NULL, Opt_mapAlert, NULL),
132 # endif
133 #endif
134 #ifdef META8_OPTION
135 BOOL (Rs_meta8, "meta8", NULL, Opt_meta8, NULL),
136 #endif
137 #ifdef MOUSE_WHEEL
138 BOOL (Rs_mouseWheelScrollPage, "mouseWheelScrollPage", NULL, Opt_mouseWheelScrollPage, NULL),
139 #endif
140 #if ENABLE_FRILLS
141 BOOL (Rs_tripleclickwords, "tripleclickwords", "tcw", Opt_tripleclickwords, "triple click word selection"),
142 BOOL (Rs_insecure, "insecure", "insecure", Opt_insecure, "enable possibly insecure escape sequences"),
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_IT, "colorIT", "color"),
173 RSTRG (Rs_color + Color_UL, "colorUL", "color"),
174 RSTRG (Rs_color + Color_RV, "colorRV", "color"),
175 #endif /* ! NO_BOLD_UNDERLINE_REVERSE */
176 #if ENABLE_FRILLS
177 RSTRG (Rs_color + Color_underline, "underlineColor", "color"),
178 #endif
179 #ifdef KEEP_SCROLLCOLOR
180 RSTRG (Rs_color + Color_scroll, "scrollColor", "color"),
181 RSTRG (Rs_color + Color_trough, "troughColor", "color"),
182 #endif /* KEEP_SCROLLCOLOR */
183 #ifdef OPTION_HC
184 STRG (Rs_color + Color_HC, "highlightColor", "hc", "color", "highlight color"),
185 #endif
186 #ifndef NO_CURSORCOLOR
187 STRG (Rs_color + Color_cursor, "cursorColor", "cr", "color", "cursor color"),
188 /* command-line option = resource name */
189 RSTRG (Rs_color + Color_cursor2, "cursorColor2", "color"),
190 #endif /* NO_CURSORCOLOR */
191 STRG (Rs_color + Color_pointer_fg, "pointerColor", "pr", "color", "pointer color"),
192 STRG (Rs_color + Color_pointer_bg, "pointerColor2", "pr2", "color", "pointer bg color"),
193 STRG (Rs_color + Color_border, "borderColor", "bd", "color", "border color"),
194 #if defined (XPM_BACKGROUND) || (MENUBAR_MAX)
195 RSTRG (Rs_path, "path", "search path"),
196 #endif /* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */
197 #ifdef XPM_BACKGROUND
198 STRG (Rs_backgroundPixmap, "backgroundPixmap", "pixmap", "file[;geom]", "background pixmap"),
199 #endif /* XPM_BACKGROUND */
200 #if (MENUBAR_MAX)
201 RSTRG (Rs_menu, "menu", "name[;tag]"),
202 #endif
203 /* fonts: command-line option = resource name */
204 STRG (Rs_font, "font", "fn", "fontname", "normal text font"),
205 #if ENABLE_STYLES
206 STRG (Rs_boldFont, "boldFont", "fb", "fontname", "bold font"),
207 STRG (Rs_italicFont, "italicFont", "fi", "fontname", "italic font"),
208 STRG (Rs_boldItalicFont, "boldItalicFont", "fbi", "fontname", "bold italic font"),
209 #endif
210 #ifdef USE_XIM
211 STRG (Rs_inputMethod, "inputMethod", "im", "name", "name of input method"),
212 STRG (Rs_preeditType, "preeditType", "pt", "style", "input style: style = OverTheSpot|OffTheSpot|Root"),
213 STRG (Rs_imLocale, "imLocale", "imlocale", "string", "locale to use for input method"),
214 STRG (Rs_imFont, "imFont", "imfont", "fontname", "fontset for styles OverTheSpot and OffTheSpot"),
215 #endif /* USE_XIM */
216 STRG (Rs_name, NULL, "name", "string", "client instance, icon, and title strings"),
217 STRG (Rs_title, "title", "title", "string", "title name for window"),
218 STRG (Rs_title, NULL, "T", NULL, NULL), /* short form */
219 STRG (Rs_iconName, "iconName", "n", "string", "icon name for window"),
220 STRG (Rs_saveLines, "saveLines", "sl", "number", "number of scrolled lines to save"),
221 #if ENABLE_FRILLS
222 STRG (Rs_embed, NULL, "embed", "windowid", "window id to embed terminal in"),
223 STRG (Rs_pty_fd, NULL, "pty-fd", "fileno", "file descriptor of pty to use"),
224 STRG (Rs_ext_bwidth, "externalBorder", "w", "number", "external border in pixels"),
225 STRG (Rs_ext_bwidth, NULL, "bw", NULL, NULL),
226 STRG (Rs_ext_bwidth, NULL, "borderwidth", NULL, NULL),
227 STRG (Rs_int_bwidth, "internalBorder", "b", "number", "internal border in pixels"),
228 BOOL (Rs_borderLess, "borderLess", "bl", Opt_borderLess, "borderless window"),
229 STRG (Rs_lineSpace, "lineSpace", "lsp", "number", "number of extra pixels between rows"),
230 #endif
231 #ifdef POINTER_BLANK
232 RSTRG (Rs_pointerBlankDelay, "pointerBlankDelay", "number"),
233 #endif
234 #ifndef NO_BACKSPACE_KEY
235 RSTRG (Rs_backspace_key, "backspacekey", "string"),
236 #endif
237 #ifndef NO_DELETE_KEY
238 RSTRG (Rs_delete_key, "deletekey", "string"),
239 #endif
240 RSTRG (Rs_selectstyle, "selectstyle", "mode"),
241 #ifdef PRINTPIPE
242 RSTRG (Rs_print_pipe, "print-pipe", "string"),
243 #endif
244 STRG (Rs_modifier, "modifier", "mod", "modifier", "meta modifier = alt|meta|hyper|super|mod1|...|mod5"),
245 #ifdef CUTCHAR_RESOURCE
246 RSTRG (Rs_cutchars, "cutchars", "string"),
247 #endif /* CUTCHAR_RESOURCE */
248 RSTRG (Rs_answerbackstring, "answerbackString", "string"),
249 #ifndef NO_SECONDARY_SCREEN
250 BOOL (Rs_secondaryScreen, "secondaryScreen", "ssc", Opt_secondaryScreen, "enable secondary screen"),
251 BOOL (Rs_secondaryScroll, "secondaryScroll", "ssr", Opt_secondaryScroll, "enable secondary screen scroll"),
252 #endif
253 #if 0 && TODO
254 #if !defined(NO_RESOURCES) && defined(USE_XGETDEFAULT)
255 INFO ("xrm", "string", "X resource"),
256 #endif
257 #endif
258 INFO ("e", "command arg ...", "command to execute")
259 };
260
261 #undef INFO
262 #undef STRG
263 #undef RSTRG
264 #undef SWCH
265 #undef BOOL
266 /*}}} */
267
268 static const char releasestring[] = "rxvt-unicode (" RXVTNAME ") v" VERSION " - released: " DATE "\n";
269 static const char optionsstring[] = "options: "
270 #if XFT
271 "xft,"
272 #endif
273 #if ENABLE_STYLES
274 "styles,"
275 #endif
276 #if ENABLE_COMBINING
277 "combining,"
278 #endif
279 #if TEXT_BLINK
280 "blink,"
281 #endif
282 #if ISO_14755
283 "iso14755,"
284 #endif
285 #if UNICODE_3
286 "unicode3,"
287 #endif
288 "encodings=eu+vn"
289 #if ENCODING_JP
290 "+jp"
291 #endif
292 #if ENCODING_JP_EXT
293 "+jp-ext"
294 #endif
295 #if ENCODING_KR
296 "+kr"
297 #endif
298 #if ENCODING_ZH
299 "+zh"
300 #endif
301 #if ENCODING_ZH_EXT
302 "+zh-ext"
303 #endif
304 ","
305 #if OFF_FOCUS_FADING
306 "fade,"
307 #endif
308 #if defined(XPM_BACKGROUND)
309 "XPM,"
310 #endif
311 #if defined(TRANSPARENT)
312 "transparent,"
313 #endif
314 #if TINTING
315 "tint,"
316 #endif
317 #if defined(UTMP_SUPPORT)
318 "utmp,"
319 #endif
320 #if defined(MENUBAR)
321 "menubar,"
322 #endif
323 #if defined(USE_XIM)
324 "XIM,"
325 #endif
326 "scrollbars="
327 #if !defined(HAVE_SCROLLBARS)
328 "NONE"
329 #else
330 # if defined(PLAIN_SCROLLBAR)
331 "plain"
332 # if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
333 "+"
334 # endif
335 # endif
336 # if defined(RXVT_SCROLLBAR)
337 "rxvt"
338 # if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
339 "+"
340 # endif
341 # endif
342 # if defined(NEXT_SCROLLBAR)
343 "NeXT"
344 # if defined(XTERM_SCROLLBAR)
345 "+"
346 # endif
347 # endif
348 # if defined(XTERM_SCROLLBAR)
349 "xterm"
350 # endif
351 #endif
352 ","
353 #if defined(NO_BACKSPACE_KEY)
354 "no_backspace,"
355 #endif
356 #if defined(NO_DELETE_KEY)
357 "no_delete,"
358 #endif
359 #if EIGHT_BIT_CONTROLS
360 "8bitctrls,"
361 #endif
362 #if !defined(NO_STRINGS)
363 "strings,"
364 #endif
365 #if defined(ENABLE_FRILLS)
366 "frills,"
367 #endif
368 #if defined(PREFER_24BIT)
369 "24bit,"
370 #endif
371 #if defined(SELECTION_SCROLLING)
372 "selectionscrolling,"
373 #endif
374 #if MOUSE_WHEEL
375 "wheel,"
376 #endif
377 #if MOUSE_SLIP_WHEELING
378 "slipwheel,"
379 #endif
380 #if defined(SMART_RESIZE)
381 "smart-resize,"
382 #endif
383 #if defined(CURSOR_BLINK)
384 "cursorBlink,"
385 #endif
386 #if defined(POINTER_BLANK)
387 "pointerBlank,"
388 #endif
389 #if defined(NO_RESOURCES)
390 "NoResources"
391 #else
392 # if defined(USE_XGETDEFAULT)
393 "XGetDefaults"
394 # else
395 ".Xdefaults"
396 # endif
397 #endif
398 "\nUsage: "; /* Usage */
399
400 #define INDENT 18
401
402 /*{{{ usage: */
403 /*----------------------------------------------------------------------*/
404 static void
405 rxvt_usage (int type)
406 {
407 unsigned int i, col;
408
409 rxvt_log ("%s%s%s", releasestring, optionsstring, RESNAME);
410
411 switch (type)
412 {
413 case 0: /* brief listing */
414 rxvt_log (" [-help] [--help]\n");
415
416 for (col = 1, i = 0; i < optList_size; i++)
417 if (optList[i].desc != NULL)
418 {
419 int len = 0;
420
421 if (!optList_isBool (i))
422 {
423 len = optList_strlen (i);
424 if (len > 0)
425 len++; /* account for space */
426 }
427 #ifdef DEBUG_STRICT
428 assert (optList[i].opt != NULL);
429 #endif
430 len += 4 + strlen (optList[i].opt) + (optList_isBool (i) ? 2: 0);
431 col += len;
432 if (col > 79)
433 { /* assume regular width */
434 rxvt_log ("\n");
435 col = 1 + len;
436 }
437
438 rxvt_log (" [-%s%s", (optList_isBool (i) ? "/+" : ""), optList[i].opt);
439 if (optList_strlen (i))
440 rxvt_log (" %s]", optList[i].arg);
441 else
442 rxvt_log ("]");
443 }
444 break;
445
446 case 1: /* full command-line listing */
447 rxvt_log (" [options] [-e command args]\n\nwhere options include:\n");
448
449 for (i = 0; i < optList_size; i++)
450 if (optList[i].desc != NULL)
451 {
452 #ifdef DEBUG_STRICT
453 assert (optList[i].opt != NULL);
454 #endif
455 rxvt_log (" %s%s %-*s%s%s\n",
456 (optList_isBool (i) ? "-/+" : "-"), optList[i].opt,
457 (INDENT - strlen (optList[i].opt)
458 + (optList_isBool (i) ? 0 : 2)),
459 (optList[i].arg ? optList[i].arg : ""),
460 (optList_isBool (i) ? "turn on/off " : ""),
461 optList[i].desc);
462 }
463 rxvt_log ("\n --help to list long-options");
464 break;
465
466 case 2: /* full resource listing */
467 rxvt_log (" [options] [-e command args]\n\n"
468 "where resources (long-options) include:\n");
469
470 for (i = 0; i < optList_size; i++)
471 if (optList[i].kw != NULL)
472 rxvt_log (" %s: %*s%s\n",
473 optList[i].kw,
474 (INDENT - strlen (optList[i].kw)), "", /* XXX */
475 (optList_isBool (i) ? "boolean" : optList[i].arg));
476 #ifdef KEYSYM_RESOURCE
477 rxvt_log (" " "keysym.sym" ": %*s%s\n",
478 (INDENT - sizeof ("keysym.sym") + 1), "", /* XXX */
479 "keysym");
480 #endif
481 rxvt_log ("\n -help to list options");
482 break;
483 }
484
485 rxvt_log ("\n\n");
486 rxvt_exit_failure ();
487 /* NOTREACHED */
488 }
489
490 /*}}} */
491
492 /*{{{ get command-line options before getting resources */
493 void
494 rxvt_term::get_options (int argc, const char *const *argv)
495 {
496 int i, bad_option = 0;
497 static const char On[3] = "ON", Off[4] = "OFF";
498
499 for (i = 1; i < argc; i++)
500 {
501 unsigned int entry, longopt = 0;
502 const char *flag, *opt;
503
504 opt = argv[i];
505 #ifdef DEBUG_RESOURCES
506 fprintf (stderr, "argv[%d] = %s: ", i, opt);
507 #endif
508 if (*opt == '-')
509 {
510 flag = On;
511 if (*++opt == '-')
512 longopt = *opt++; /* long option */
513 }
514 else if (*opt == '+')
515 {
516 flag = Off;
517 if (*++opt == '+')
518 longopt = *opt++; /* long option */
519 }
520 else
521 {
522 bad_option = 1;
523 rxvt_warn ("\"%s\": malformed option.\n", opt);
524 continue;
525 }
526
527 if (!strcmp (opt, "help"))
528 rxvt_usage (longopt ? 2 : 1);
529 if (!strcmp (opt, "h"))
530 rxvt_usage (0);
531
532 /* feature: always try to match long-options */
533 for (entry = 0; entry < optList_size; entry++)
534 if ((optList[entry].kw && !strcmp (opt, optList[entry].kw))
535 || (!longopt
536 && optList[entry].opt && !strcmp (opt, optList[entry].opt)))
537 break;
538
539 if (entry < optList_size)
540 {
541 if (optList_isReverse (entry))
542 flag = flag == On ? Off : On;
543
544 if (optList_strlen (entry))
545 {
546 /*
547 * special cases are handled in main.c:main () to allow
548 * X resources to set these values before we settle for
549 * default values
550 */
551
552 if (optList[entry].doff != -1)
553 rs[optList[entry].doff] = flag == On && argv[i+1]
554 ? argv[++i] : 0;
555 }
556 else
557 { /* boolean value */
558 #ifdef DEBUG_RESOURCES
559 fprintf (stderr, "boolean (%s,%s) = %s\n",
560 optList[entry].opt, optList[entry].kw, flag);
561 #endif
562 if (flag == On)
563 options |= optList[entry].flag;
564 else
565 options &= ~optList[entry].flag;
566
567 if (optList[entry].doff != -1)
568 rs[optList[entry].doff] = flag;
569 }
570 }
571 else
572 #ifdef KEYSYM_RESOURCE
573 /* if (!strncmp (opt, "keysym.", sizeof ("keysym.") - 1)) */
574 if (rxvt_Str_match (opt, "keysym."))
575 {
576 const char *str = argv[++i];
577
578 if (str != NULL)
579 parse_keysym (opt + sizeof ("keysym.") - 1, str);
580 }
581 else
582 #endif
583 {
584 bad_option = 1;
585 rxvt_warn ("\"%s\": unknown or malformed option.\n", opt);
586 }
587 }
588
589 if (bad_option)
590 rxvt_usage (0);
591 }
592
593 /*}}} */
594
595 #ifndef NO_RESOURCES
596 /*----------------------------------------------------------------------*/
597
598 # ifdef KEYSYM_RESOURCE
599 /*
600 * Define key from XrmEnumerateDatabase.
601 * quarks will be something like
602 * "rxvt" "keysym" "0xFF01"
603 * value will be a string
604 */
605 /* ARGSUSED */
606 int
607 rxvt_define_key (XrmDatabase *database __attribute__((unused)),
608 XrmBindingList bindings __attribute__((unused)),
609 XrmQuarkList quarks,
610 XrmRepresentation *type __attribute__((unused)),
611 XrmValue *value,
612 XPointer closure __attribute__((unused)))
613 {
614 int last;
615
616 for (last = 0; quarks[last] != NULLQUARK; last++) /* look for last quark in list */
617 ;
618
619 last--;
620 GET_R->parse_keysym (XrmQuarkToString (quarks[last]), (char *)value->addr);//D//TODO
621 return False;
622 }
623
624 /*
625 * look for something like this (XK_Delete)
626 * rxvt*keysym.0xFFFF: "\177"
627 *
628 * arg will be
629 * NULL for ~/.Xdefaults and
630 * non-NULL for command-line options (need to allocate)
631 */
632 #define NEWARGLIM 500 /* `reasonable' size */
633
634 struct keysym_vocabulary_t
635 {
636 const char *name;
637 unsigned short len;
638 unsigned short value;
639 };
640 keysym_vocabulary_t keysym_vocabulary[] =
641 {
642 { "ISOLevel3", 9, Level3Mask },
643 { "AppKeypad", 9, AppKeypadMask },
644 { "Control", 7, ControlMask },
645 { "NumLock", 7, NumLockMask },
646 { "Shift", 5, ShiftMask },
647 { "Meta", 4, MetaMask },
648 { "Lock", 4, LockMask },
649 { "Mod1", 4, Mod1Mask },
650 { "Mod2", 4, Mod2Mask },
651 { "Mod3", 4, Mod3Mask },
652 { "Mod4", 4, Mod4Mask },
653 { "Mod5", 4, Mod5Mask },
654 { "I", 1, Level3Mask },
655 { "K", 1, AppKeypadMask },
656 { "C", 1, ControlMask },
657 { "N", 1, NumLockMask },
658 { "S", 1, ShiftMask },
659 { "M", 1, MetaMask },
660 { "A", 1, MetaMask },
661 { "L", 1, LockMask },
662 { "1", 1, Mod1Mask },
663 { "2", 1, Mod2Mask },
664 { "3", 1, Mod3Mask },
665 { "4", 1, Mod4Mask },
666 { "5", 1, Mod5Mask },
667 };
668
669 int
670 rxvt_term::parse_keysym (const char *str, const char *arg)
671 {
672 int n, sym;
673 unsigned int state = 0;
674 const char *pmodend = NULL;
675 char *newarg = NULL;
676 char newargstr[NEWARGLIM];
677
678 if (arg == NULL)
679 {
680 if ((n = rxvt_Str_match (str, "keysym.")) == 0)
681 return 0;
682
683 str += n; /* skip `keysym.' */
684 if ((pmodend = strchr (str, ':')) < str)
685 return -1;
686 }
687 else
688 pmodend = str + strlen(str);
689
690 for (--pmodend; str < pmodend; --pmodend)
691 if (*pmodend == '-')
692 break;
693
694 while (str < pmodend)
695 {
696 unsigned int i;
697
698 for (i=0; i < sizeof (keysym_vocabulary) / sizeof (keysym_vocabulary_t); ++i)
699 {
700 if (strncmp (str, keysym_vocabulary [i].name, keysym_vocabulary [i].len) == 0)
701 {
702 state |= keysym_vocabulary[i].value;
703 str += keysym_vocabulary[i].len;
704 break;
705 }
706 }
707
708 if (i >= sizeof (keysym_vocabulary) / sizeof (keysym_vocabulary_t))
709 return -1;
710
711 if (*str == '-')
712 ++str;
713 }
714
715 /* some scanf () have trouble with a 0x prefix */
716 if (str[0] == '0' && toupper (str[1]) == 'X')
717 {
718 str += 2;
719
720 if (arg)
721 {
722 if (sscanf (str, (strchr (str, ':') ? "%x:" : "%x"), &sym) != 1)
723 return -1;
724 }
725 else
726 {
727 if (sscanf (str, "%x:", &sym) != 1)
728 return -1;
729
730 /* cue to ':', it's there since sscanf () worked */
731 strncpy (newargstr, strchr (str, ':') + 1, NEWARGLIM - 1);
732 newargstr[NEWARGLIM - 1] = '\0';
733 newarg = newargstr;
734 }
735 }
736 else
737 {
738 /*
739 * convert keysym name to keysym number
740 */
741 strncpy (newargstr, str, NEWARGLIM - 1);
742 newargstr[NEWARGLIM - 1] = '\0';
743
744 if (arg == NULL)
745 {
746 if ((newarg = strchr (newargstr, ':')) == NULL)
747 return -1;
748
749 *newarg++ = '\0'; /* terminate keysym name */
750 }
751
752 if ((sym = XStringToKeysym (newargstr)) == None)
753 return -1;
754 }
755
756 if (newarg == NULL)
757 {
758 strncpy (newargstr, arg, NEWARGLIM - 1);
759 newargstr[NEWARGLIM - 1] = '\0';
760 newarg = newargstr;
761 }
762
763 rxvt_Str_trim (newarg);
764 if (*newarg == '\0' || (n = rxvt_Str_escaped (newarg)) == 0)
765 return -1;
766
767 keyboard->register_user_translation (sym, state, newarg);
768 return 1;
769 }
770
771 # endif /* KEYSYM_RESOURCE */
772
773 # ifndef USE_XGETDEFAULT
774 /*{{{ rxvt_get_xdefaults () */
775 /*
776 * the matching algorithm used for memory-save fake resources
777 */
778 void
779 rxvt_term::get_xdefaults (FILE *stream, const char *name)
780 {
781 unsigned int len;
782 char *str, buffer[256];
783
784 if (stream == NULL)
785 return;
786
787 len = strlen (name);
788 while ((str = fgets (buffer, sizeof (buffer), stream)) != NULL)
789 {
790 unsigned int entry, n;
791
792 while (*str && isspace (*str))
793 str++; /* leading whitespace */
794
795 if ((str[len] != '*' && str[len] != '.')
796 || (len && strncmp (str, name, len)))
797 continue;
798 str += (len + 1); /* skip `name*' or `name.' */
799
800 # ifdef KEYSYM_RESOURCE
801 if (!parse_keysym (str, NULL))
802 # endif /* KEYSYM_RESOURCE */
803 for (entry = 0; entry < optList_size; entry++)
804 {
805 const char *kw = optList[entry].kw;
806
807 if (kw == NULL)
808 continue;
809
810 n = strlen (kw);
811 if (str[n] == ':' && rxvt_Str_match (str, kw))
812 {
813 /* skip `keyword:' */
814 str += n + 1;
815 rxvt_Str_trim (str);
816 n = strlen (str);
817
818 if (n && rs[optList[entry].doff] == NULL)
819 {
820 /* not already set */
821 int s;
822 char *p = 0;
823
824 for (int o = 0;;)
825 {
826 p = (char *)rxvt_realloc (p, o + n + 1);
827 memcpy (p + o, str, n);
828 o += n;
829 p[o] = 0;
830
831 if (o == 0 || p[o - 1] != '\\') // continuation line
832 break;
833
834 o--; // eat "\"
835
836 if ((str = fgets (buffer, sizeof (buffer), stream)) == NULL)
837 break;
838
839 rxvt_Str_trim (str);
840 n = strlen (str);
841 }
842
843 rs[optList[entry].doff] = p;
844 allocated.push_back (p);
845
846 if (optList_isBool (entry))
847 {
848 s = strcasecmp (str, "true") == 0
849 || strcasecmp (str, "yes") == 0
850 || strcasecmp (str, "on") == 0
851 || strcmp (str, "1") == 0;
852
853 if (optList_isReverse (entry))
854 s = !s;
855
856 if (s)
857 options |= optList[entry].flag;
858 else
859 options &= ~optList[entry].flag;
860 }
861 }
862
863 break;
864 }
865 }
866 }
867
868 rewind (stream);
869 }
870
871 /*}}} */
872 # endif /* ! USE_XGETDEFAULT */
873 #endif /* NO_RESOURCES */
874
875 /*{{{ read the resources files */
876 /*
877 * using XGetDefault () or the hand-rolled replacement
878 */
879 /* ARGSUSED */
880 void
881 rxvt_term::extract_resources ()
882 {
883 dDisp;
884
885 #ifndef NO_RESOURCES
886
887 char *homedir = (char *)getenv ("HOME");
888 char fname[1024];
889
890 # if defined XAPPLOADDIR
891 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
892 /* Compute the path of the possibly available localized Rxvt file */
893 char localepath[1024];
894
895 if (locale)
896 snprintf (localepath, sizeof (localepath), XAPPLOADDIRLOCALE "/" RESCLASS, locale);
897 else
898 localepath[0] = 0;
899 # endif
900 # endif
901
902 # ifdef USE_XGETDEFAULT
903 /*
904 * get resources using the X library function
905 */
906 int entry;
907
908 # ifdef XrmEnumOneLevel
909 int i;
910 char *displayResource, *xe;
911 XrmName name_prefix[3];
912 XrmClass class_prefix[3];
913 XrmDatabase database, rdb1;
914
915 XrmInitialize ();
916 database = NULL;
917
918 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
919
920 // 6. System wide per application default file.
921 /* Add in Rxvt file */
922 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
923 if (*localepath
924 && ((rdb1 = XrmGetFileDatabase (localepath))
925 || (rdb1 = XrmGetFileDatabase (XAPPLOADDIR "/" RESCLASS))))
926 # endif
927 XrmMergeDatabases (rdb1, &database);
928
929 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
930 if ((xe = (char *)getenv ("XAPPLRESDIR")))
931 {
932 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
933
934 if ((rdb1 = XrmGetFileDatabase (fname)))
935 XrmMergeDatabases (rdb1, &database);
936 }
937
938 // 5. User's per application default file.
939 // none
940
941 // 4. User's defaults file.
942 /* Get any Xserver defaults */
943 displayResource = XResourceManagerString (disp);
944 if (displayResource != NULL)
945 {
946 if ((rdb1 = XrmGetStringDatabase (displayResource)))
947 XrmMergeDatabases (rdb1, &database);
948 }
949 else if (homedir)
950 {
951 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
952
953 if ((rdb1 = XrmGetFileDatabase (fname)))
954 XrmMergeDatabases (rdb1, &database);
955 }
956
957 /* Get screen specific resources */
958 displayResource = XScreenResourceString (ScreenOfDisplay (disp, display->screen));
959 if (displayResource != NULL)
960 {
961 if ((rdb1 = XrmGetStringDatabase (displayResource)))
962 /* Merge with screen-independent resources */
963 XrmMergeDatabases (rdb1, &database);
964
965 XFree (displayResource);
966 }
967
968 // 3. User's per host defaults file
969 /* Add in XENVIRONMENT file */
970 if ((xe = (char *)getenv ("XENVIRONMENT"))
971 && (rdb1 = XrmGetFileDatabase (xe)))
972 XrmMergeDatabases (rdb1, &database);
973 else if (homedir)
974 {
975 struct utsname un;
976
977 if (!uname (&un))
978 {
979 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
980
981 if ((rdb1 = XrmGetFileDatabase (fname)))
982 XrmMergeDatabases (rdb1, &database);
983 }
984 }
985
986 XrmSetDatabase (disp, database);
987 # endif
988
989 /*
990 * Query resources for options that affect us
991 */
992 for (entry = 0; entry < optList_size; entry++)
993 {
994 int s;
995 char *p, *p0;
996 const char *kw = optList[entry].kw;
997
998 if (kw == NULL || rs[optList[entry].doff] != NULL)
999 continue; /* previously set */
1000
1001 p = XGetDefault (disp, rs[Rs_name], kw);
1002 p0 = XGetDefault (disp, "!INVALIDPROGRAMMENAMEDONTMATCH!", kw);
1003 if (p == NULL || (p0 && strcmp (p, p0) == 0))
1004 {
1005 p = XGetDefault (disp, RESCLASS, kw);
1006 #ifdef RESFALLBACK
1007 if (p == NULL || (p0 && strcmp (p, p0) == 0))
1008 p = XGetDefault (disp, RESFALLBACK, kw);
1009 #endif
1010 }
1011
1012 if (p == NULL && p0)
1013 p = p0;
1014
1015 if (p)
1016 {
1017 rs[optList[entry].doff] = p;
1018
1019 if (optList_isBool (entry))
1020 {
1021 s = strcasecmp (p, "TRUE") == 0
1022 || strcasecmp (p, "YES") == 0
1023 || strcasecmp (p, "ON") == 0
1024 || strcasecmp (p, "1") == 0;
1025
1026 if (optList_isReverse (entry))
1027 s = !s;
1028
1029 if (s)
1030 options |= optList[entry].flag;
1031 else
1032 options &= ~optList[entry].flag;
1033 }
1034 }
1035 }
1036
1037 /*
1038 * [R5 or later]: enumerate the resource database
1039 */
1040 # ifdef KEYSYM_RESOURCE
1041 name_prefix[0] = XrmStringToName (rs[Rs_name]);
1042 name_prefix[1] = XrmStringToName ("keysym");
1043 name_prefix[2] = NULLQUARK;
1044 class_prefix[0] = XrmStringToName (RESCLASS);
1045 class_prefix[1] = XrmStringToName ("Keysym");
1046 class_prefix[2] = NULLQUARK;
1047 /* XXX: Need to check sizeof (rxvt_t) == sizeof (XPointer) */
1048 XrmEnumerateDatabase (XrmGetDatabase (disp), name_prefix, class_prefix,
1049 XrmEnumOneLevel, rxvt_define_key, NULL);
1050 # ifdef RESFALLBACK
1051 name_prefix[0] = XrmStringToName (RESFALLBACK);
1052 name_prefix[1] = XrmStringToName ("keysym");
1053 class_prefix[0] = XrmStringToName (RESFALLBACK);
1054 class_prefix[1] = XrmStringToName ("Keysym");
1055 /* XXX: Need to check sizeof (rxvt_t) == sizeof (XPointer) */
1056 XrmEnumerateDatabase (XrmGetDatabase (disp), name_prefix, class_prefix,
1057 XrmEnumOneLevel, rxvt_define_key, NULL);
1058 # endif
1059 # endif
1060
1061 # else /* USE_XGETDEFAULT */
1062 /* get resources the hard way, but save lots of memory */
1063 FILE *fd = NULL;
1064
1065 if (homedir)
1066 {
1067 static const char *const xnames[2] = { ".Xdefaults", ".Xresources" };
1068
1069 for (int i = 0; i < (sizeof (xnames) / sizeof (xnames [0])); i++)
1070 {
1071 snprintf (fname, sizeof (fname), "%s/%s", homedir, xnames [i]);
1072
1073 if ((fd = fopen (fname, "r")) != NULL)
1074 break;
1075 }
1076 }
1077 /*
1078 * The normal order to match resources is the following:
1079 * @ global resources (partial match, ~/.Xdefaults)
1080 * @ application file resources (XAPPLOADDIR/Rxvt)
1081 * @ class resources (~/.Xdefaults)
1082 * @ private resources (~/.Xdefaults)
1083 *
1084 * However, for the hand-rolled resources, the matching algorithm
1085 * checks if a resource string value has already been allocated
1086 * and won't overwrite it with (in this case) a less specific
1087 * resource value.
1088 *
1089 * This avoids multiple allocation. Also, when we've called this
1090 * routine command-line string options have already been applied so we
1091 * needn't to allocate for those resources.
1092 *
1093 * So, search in resources from most to least specific.
1094 *
1095 * Also, use a special sub-class so that we can use either or both of
1096 * "XTerm" and "Rxvt" as class names.
1097 */
1098
1099 get_xdefaults (fd, rs[Rs_name]);
1100 get_xdefaults (fd, RESCLASS);
1101 # ifdef RESFALLBACK
1102 get_xdefaults (fd, RESFALLBACK);
1103 # endif
1104
1105 # if defined(XAPPLOADDIR) && defined(USE_XAPPLOADDIR)
1106 {
1107 FILE *ad = NULL;
1108
1109 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1110 if (!*localepath || (ad = fopen (localepath, "r")) == NULL)
1111 # endif
1112 ad = fopen (XAPPLOADDIR "/" RESCLASS, "r");
1113 if (ad != NULL)
1114 {
1115 get_xdefaults (ad, RESCLASS);
1116 get_xdefaults (ad, "");
1117 fclose (ad);
1118 }
1119 }
1120 # endif /* XAPPLOADDIR */
1121
1122 get_xdefaults (fd, ""); /* partial match */
1123 if (fd != NULL)
1124 fclose (fd);
1125 # endif /* USE_XGETDEFAULT */
1126
1127 #endif /* NO_RESOURCES */
1128 }
1129
1130 /*}}} */
1131 /*----------------------- end-of-file (C source) -----------------------*/