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/cvs/rxvt-unicode/src/xdefaults.C
Revision: 1.55
Committed: Mon Feb 14 18:47:54 2005 UTC (19 years, 3 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-5_1
Changes since 1.54: +1 -0 lines
Log Message:
*** empty log message ***

File Contents

# 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_ext_bwidth, "externalBorder", "w", "number", "external border in pixels"),
224 STRG (Rs_ext_bwidth, NULL, "bw", NULL, NULL),
225 STRG (Rs_ext_bwidth, NULL, "borderwidth", NULL, NULL),
226 STRG (Rs_int_bwidth, "internalBorder", "b", "number", "internal border in pixels"),
227 BOOL (Rs_borderLess, "borderLess", "bl", Opt_borderLess, "borderless window"),
228 STRG (Rs_lineSpace, "lineSpace", "lsp", "number", "number of extra pixels between rows"),
229 #endif
230 #ifdef POINTER_BLANK
231 RSTRG (Rs_pointerBlankDelay, "pointerBlankDelay", "number"),
232 #endif
233 #ifndef NO_BACKSPACE_KEY
234 RSTRG (Rs_backspace_key, "backspacekey", "string"),
235 #endif
236 #ifndef NO_DELETE_KEY
237 RSTRG (Rs_delete_key, "deletekey", "string"),
238 #endif
239 RSTRG (Rs_selectstyle, "selectstyle", "mode"),
240 #ifdef PRINTPIPE
241 RSTRG (Rs_print_pipe, "print-pipe", "string"),
242 #endif
243 STRG (Rs_modifier, "modifier", "mod", "modifier", "meta modifier = alt|meta|hyper|super|mod1|...|mod5"),
244 #ifdef CUTCHAR_RESOURCE
245 RSTRG (Rs_cutchars, "cutchars", "string"),
246 #endif /* CUTCHAR_RESOURCE */
247 RSTRG (Rs_answerbackstring, "answerbackString", "string"),
248 #ifndef NO_SECONDARY_SCREEN
249 BOOL (Rs_secondaryScreen, "secondaryScreen", "ssc", Opt_secondaryScreen, "enable secondary screen"),
250 BOOL (Rs_secondaryScroll, "secondaryScroll", "ssr", Opt_secondaryScroll, "enable secondary screen scroll"),
251 #endif
252 #if 0 && TODO
253 #if !defined(NO_RESOURCES) && defined(USE_XGETDEFAULT)
254 INFO ("xrm", "string", "X resource"),
255 #endif
256 #endif
257 INFO ("e", "command arg ...", "command to execute")
258 };
259
260 #undef INFO
261 #undef STRG
262 #undef RSTRG
263 #undef SWCH
264 #undef BOOL
265 /*}}} */
266
267 static const char releasestring[] = "rxvt-unicode (" RXVTNAME ") v" VERSION " - released: " DATE "\n";
268 static const char optionsstring[] = "options: "
269 #if XFT
270 "xft,"
271 #endif
272 #if ENABLE_STYLES
273 "styles,"
274 #endif
275 #if ENABLE_COMBINING
276 "combining,"
277 #endif
278 #if TEXT_BLINK
279 "blink,"
280 #endif
281 #if ISO_14755
282 "iso14755,"
283 #endif
284 #if UNICODE_3
285 "unicode3,"
286 #endif
287 "encodings=eu+vn"
288 #if ENCODING_JP
289 "+jp"
290 #endif
291 #if ENCODING_JP_EXT
292 "+jp-ext"
293 #endif
294 #if ENCODING_KR
295 "+kr"
296 #endif
297 #if ENCODING_ZH
298 "+zh"
299 #endif
300 #if ENCODING_ZH_EXT
301 "+zh-ext"
302 #endif
303 ","
304 #if OFF_FOCUS_FADING
305 "fade,"
306 #endif
307 #if defined(XPM_BACKGROUND)
308 "XPM,"
309 #endif
310 #if defined(TRANSPARENT)
311 "transparent,"
312 #endif
313 #if TINTING
314 "tint,"
315 #endif
316 #if defined(UTMP_SUPPORT)
317 "utmp,"
318 #endif
319 #if defined(MENUBAR)
320 "menubar,"
321 #endif
322 #if defined(USE_XIM)
323 "XIM,"
324 #endif
325 "scrollbars="
326 #if !defined(HAVE_SCROLLBARS)
327 "NONE"
328 #else
329 # if defined(PLAIN_SCROLLBAR)
330 "plain"
331 # if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
332 "+"
333 # endif
334 # endif
335 # if defined(RXVT_SCROLLBAR)
336 "rxvt"
337 # if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
338 "+"
339 # endif
340 # endif
341 # if defined(NEXT_SCROLLBAR)
342 "NeXT"
343 # if defined(XTERM_SCROLLBAR)
344 "+"
345 # endif
346 # endif
347 # if defined(XTERM_SCROLLBAR)
348 "xterm"
349 # endif
350 #endif
351 ","
352 #if defined(NO_BACKSPACE_KEY)
353 "no_backspace,"
354 #endif
355 #if defined(NO_DELETE_KEY)
356 "no_delete,"
357 #endif
358 #if EIGHT_BIT_CONTROLS
359 "8bitctrls,"
360 #endif
361 #if !defined(NO_STRINGS)
362 "strings,"
363 #endif
364 #if defined(ENABLE_FRILLS)
365 "frills,"
366 #endif
367 #if defined(PREFER_24BIT)
368 "24bit,"
369 #endif
370 #if defined(SELECTION_SCROLLING)
371 "selectionscrolling,"
372 #endif
373 #if MOUSE_WHEEL
374 "wheel,"
375 #endif
376 #if MOUSE_SLIP_WHEELING
377 "slipwheel,"
378 #endif
379 #if defined(SMART_RESIZE)
380 "smart-resize,"
381 #endif
382 #if defined(CURSOR_BLINK)
383 "cursorBlink,"
384 #endif
385 #if defined(POINTER_BLANK)
386 "pointerBlank,"
387 #endif
388 #if defined(NO_RESOURCES)
389 "NoResources"
390 #else
391 # if defined(USE_XGETDEFAULT)
392 "XGetDefaults"
393 # else
394 ".Xdefaults"
395 # endif
396 #endif
397 "\nUsage: "; /* Usage */
398
399 #define INDENT 18
400
401 /*{{{ usage: */
402 /*----------------------------------------------------------------------*/
403 static void
404 rxvt_usage (int type)
405 {
406 unsigned int i, col;
407
408 rxvt_log ("%s%s%s", releasestring, optionsstring, RESNAME);
409
410 switch (type)
411 {
412 case 0: /* brief listing */
413 rxvt_log (" [-help] [--help]\n");
414
415 for (col = 1, i = 0; i < optList_size; i++)
416 if (optList[i].desc != NULL)
417 {
418 int len = 0;
419
420 if (!optList_isBool (i))
421 {
422 len = optList_strlen (i);
423 if (len > 0)
424 len++; /* account for space */
425 }
426 #ifdef DEBUG_STRICT
427 assert (optList[i].opt != NULL);
428 #endif
429 len += 4 + strlen (optList[i].opt) + (optList_isBool (i) ? 2: 0);
430 col += len;
431 if (col > 79)
432 { /* assume regular width */
433 rxvt_log ("\n");
434 col = 1 + len;
435 }
436
437 rxvt_log (" [-%s%s", (optList_isBool (i) ? "/+" : ""), optList[i].opt);
438 if (optList_strlen (i))
439 rxvt_log (" %s]", optList[i].arg);
440 else
441 rxvt_log ("]");
442 }
443 break;
444
445 case 1: /* full command-line listing */
446 rxvt_log (" [options] [-e command args]\n\nwhere options include:\n");
447
448 for (i = 0; i < optList_size; i++)
449 if (optList[i].desc != NULL)
450 {
451 #ifdef DEBUG_STRICT
452 assert (optList[i].opt != NULL);
453 #endif
454 rxvt_log (" %s%s %-*s%s%s\n",
455 (optList_isBool (i) ? "-/+" : "-"), optList[i].opt,
456 (INDENT - strlen (optList[i].opt)
457 + (optList_isBool (i) ? 0 : 2)),
458 (optList[i].arg ? optList[i].arg : ""),
459 (optList_isBool (i) ? "turn on/off " : ""),
460 optList[i].desc);
461 }
462 rxvt_log ("\n --help to list long-options");
463 break;
464
465 case 2: /* full resource listing */
466 rxvt_log (" [options] [-e command args]\n\n"
467 "where resources (long-options) include:\n");
468
469 for (i = 0; i < optList_size; i++)
470 if (optList[i].kw != NULL)
471 rxvt_log (" %s: %*s%s\n",
472 optList[i].kw,
473 (INDENT - strlen (optList[i].kw)), "", /* XXX */
474 (optList_isBool (i) ? "boolean" : optList[i].arg));
475 #ifdef KEYSYM_RESOURCE
476 rxvt_log (" " "keysym.sym" ": %*s%s\n",
477 (INDENT - sizeof ("keysym.sym") + 1), "", /* XXX */
478 "keysym");
479 #endif
480 rxvt_log ("\n -help to list options");
481 break;
482 }
483
484 rxvt_log ("\n\n");
485 rxvt_exit_failure ();
486 /* NOTREACHED */
487 }
488
489 /*}}} */
490
491 /*{{{ get command-line options before getting resources */
492 void
493 rxvt_term::get_options (int argc, const char *const *argv)
494 {
495 int i, bad_option = 0;
496 static const char On[3] = "ON", Off[4] = "OFF";
497
498 for (i = 1; i < argc; i++)
499 {
500 unsigned int entry, longopt = 0;
501 const char *flag, *opt;
502
503 opt = argv[i];
504 #ifdef DEBUG_RESOURCES
505 fprintf (stderr, "argv[%d] = %s: ", i, opt);
506 #endif
507 if (*opt == '-')
508 {
509 flag = On;
510 if (*++opt == '-')
511 longopt = *opt++; /* long option */
512 }
513 else if (*opt == '+')
514 {
515 flag = Off;
516 if (*++opt == '+')
517 longopt = *opt++; /* long option */
518 }
519 else
520 {
521 bad_option = 1;
522 rxvt_warn ("\"%s\": malformed option.\n", opt);
523 continue;
524 }
525
526 if (!strcmp (opt, "help"))
527 rxvt_usage (longopt ? 2 : 1);
528 if (!strcmp (opt, "h"))
529 rxvt_usage (0);
530
531 /* feature: always try to match long-options */
532 for (entry = 0; entry < optList_size; entry++)
533 if ((optList[entry].kw && !strcmp (opt, optList[entry].kw))
534 || (!longopt
535 && optList[entry].opt && !strcmp (opt, optList[entry].opt)))
536 break;
537
538 if (entry < optList_size)
539 {
540 if (optList_isReverse (entry))
541 flag = flag == On ? Off : On;
542
543 if (optList_strlen (entry))
544 {
545 /*
546 * special cases are handled in main.c:main () to allow
547 * X resources to set these values before we settle for
548 * default values
549 */
550
551 if (optList[entry].doff != -1)
552 rs[optList[entry].doff] = flag == On && argv[i+1]
553 ? argv[++i] : 0;
554 }
555 else
556 { /* boolean value */
557 #ifdef DEBUG_RESOURCES
558 fprintf (stderr, "boolean (%s,%s) = %s\n",
559 optList[entry].opt, optList[entry].kw, flag);
560 #endif
561 if (flag == On)
562 options |= optList[entry].flag;
563 else
564 options &= ~optList[entry].flag;
565
566 if (optList[entry].doff != -1)
567 rs[optList[entry].doff] = flag;
568 }
569 }
570 else
571 #ifdef KEYSYM_RESOURCE
572 /* if (!strncmp (opt, "keysym.", sizeof ("keysym.") - 1)) */
573 if (rxvt_Str_match (opt, "keysym."))
574 {
575 const char *str = argv[++i];
576
577 if (str != NULL)
578 parse_keysym (opt + sizeof ("keysym.") - 1, str);
579 }
580 else
581 #endif
582 {
583 bad_option = 1;
584 rxvt_warn ("\"%s\": unknown or malformed option.\n", opt);
585 }
586 }
587
588 if (bad_option)
589 rxvt_usage (0);
590 }
591
592 /*}}} */
593
594 #ifndef NO_RESOURCES
595 /*----------------------------------------------------------------------*/
596
597 # ifdef KEYSYM_RESOURCE
598 /*
599 * Define key from XrmEnumerateDatabase.
600 * quarks will be something like
601 * "rxvt" "keysym" "0xFF01"
602 * value will be a string
603 */
604 /* ARGSUSED */
605 int
606 rxvt_define_key (XrmDatabase *database __attribute__((unused)),
607 XrmBindingList bindings __attribute__((unused)),
608 XrmQuarkList quarks,
609 XrmRepresentation *type __attribute__((unused)),
610 XrmValue *value,
611 XPointer closure __attribute__((unused)))
612 {
613 int last;
614
615 for (last = 0; quarks[last] != NULLQUARK; last++) /* look for last quark in list */
616 ;
617
618 last--;
619 GET_R->parse_keysym (XrmQuarkToString (quarks[last]), (char *)value->addr);//D//TODO
620 return False;
621 }
622
623 /*
624 * look for something like this (XK_Delete)
625 * rxvt*keysym.0xFFFF: "\177"
626 *
627 * arg will be
628 * NULL for ~/.Xdefaults and
629 * non-NULL for command-line options (need to allocate)
630 */
631 #define NEWARGLIM 500 /* `reasonable' size */
632
633 struct keysym_vocabulary_t
634 {
635 const char *name;
636 unsigned short len;
637 unsigned short value;
638 };
639 keysym_vocabulary_t keysym_vocabulary[] =
640 {
641 { "ISOLevel3", 9, Level3Mask },
642 { "AppKeypad", 9, AppKeypadMask },
643 { "Control", 7, ControlMask },
644 { "NumLock", 7, NumLockMask },
645 { "Shift", 5, ShiftMask },
646 { "Meta", 4, MetaMask },
647 { "Lock", 4, LockMask },
648 { "Mod1", 4, Mod1Mask },
649 { "Mod2", 4, Mod2Mask },
650 { "Mod3", 4, Mod3Mask },
651 { "Mod4", 4, Mod4Mask },
652 { "Mod5", 4, Mod5Mask },
653 { "I", 1, Level3Mask },
654 { "K", 1, AppKeypadMask },
655 { "C", 1, ControlMask },
656 { "N", 1, NumLockMask },
657 { "S", 1, ShiftMask },
658 { "M", 1, MetaMask },
659 { "A", 1, MetaMask },
660 { "L", 1, LockMask },
661 { "1", 1, Mod1Mask },
662 { "2", 1, Mod2Mask },
663 { "3", 1, Mod3Mask },
664 { "4", 1, Mod4Mask },
665 { "5", 1, Mod5Mask },
666 };
667
668 int
669 rxvt_term::parse_keysym (const char *str, const char *arg)
670 {
671 int n, sym;
672 unsigned int state = 0;
673 const char *pmodend = NULL;
674 char *newarg = NULL;
675 char newargstr[NEWARGLIM];
676
677 if (arg == NULL)
678 {
679 if ((n = rxvt_Str_match (str, "keysym.")) == 0)
680 return 0;
681
682 str += n; /* skip `keysym.' */
683 if ((pmodend = strchr (str, ':')) < str)
684 return -1;
685 }
686 else
687 pmodend = str + strlen(str);
688
689 for (--pmodend; str < pmodend; --pmodend)
690 if (*pmodend == '-')
691 break;
692
693 while (str < pmodend)
694 {
695 unsigned int i;
696
697 for (i=0; i < sizeof (keysym_vocabulary) / sizeof (keysym_vocabulary_t); ++i)
698 {
699 if (strncmp (str, keysym_vocabulary [i].name, keysym_vocabulary [i].len) == 0)
700 {
701 state |= keysym_vocabulary[i].value;
702 str += keysym_vocabulary[i].len;
703 break;
704 }
705 }
706
707 if (i >= sizeof (keysym_vocabulary) / sizeof (keysym_vocabulary_t))
708 return -1;
709
710 if (*str == '-')
711 ++str;
712 }
713
714 /* some scanf () have trouble with a 0x prefix */
715 if (str[0] == '0' && toupper (str[1]) == 'X')
716 {
717 str += 2;
718
719 if (arg)
720 {
721 if (sscanf (str, (strchr (str, ':') ? "%x:" : "%x"), &sym) != 1)
722 return -1;
723 }
724 else
725 {
726 if (sscanf (str, "%x:", &sym) != 1)
727 return -1;
728
729 /* cue to ':', it's there since sscanf () worked */
730 strncpy (newargstr, strchr (str, ':') + 1, NEWARGLIM - 1);
731 newargstr[NEWARGLIM - 1] = '\0';
732 newarg = newargstr;
733 }
734 }
735 else
736 {
737 /*
738 * convert keysym name to keysym number
739 */
740 strncpy (newargstr, str, NEWARGLIM - 1);
741 newargstr[NEWARGLIM - 1] = '\0';
742
743 if (arg == NULL)
744 {
745 if ((newarg = strchr (newargstr, ':')) == NULL)
746 return -1;
747
748 *newarg++ = '\0'; /* terminate keysym name */
749 }
750
751 if ((sym = XStringToKeysym (newargstr)) == None)
752 return -1;
753 }
754
755 if (newarg == NULL)
756 {
757 strncpy (newargstr, arg, NEWARGLIM - 1);
758 newargstr[NEWARGLIM - 1] = '\0';
759 newarg = newargstr;
760 }
761
762 rxvt_Str_trim (newarg);
763 if (*newarg == '\0' || (n = rxvt_Str_escaped (newarg)) == 0)
764 return -1;
765
766 keyboard->register_user_translation (sym, state, newarg);
767 return 1;
768 }
769
770 # endif /* KEYSYM_RESOURCE */
771
772 # ifndef USE_XGETDEFAULT
773 /*{{{ rxvt_get_xdefaults () */
774 /*
775 * the matching algorithm used for memory-save fake resources
776 */
777 void
778 rxvt_term::get_xdefaults (FILE *stream, const char *name)
779 {
780 unsigned int len;
781 char *str, buffer[256];
782
783 if (stream == NULL)
784 return;
785
786 len = strlen (name);
787 while ((str = fgets (buffer, sizeof (buffer), stream)) != NULL)
788 {
789 unsigned int entry, n;
790
791 while (*str && isspace (*str))
792 str++; /* leading whitespace */
793
794 if ((str[len] != '*' && str[len] != '.')
795 || (len && strncmp (str, name, len)))
796 continue;
797 str += (len + 1); /* skip `name*' or `name.' */
798
799 # ifdef KEYSYM_RESOURCE
800 if (!parse_keysym (str, NULL))
801 # endif /* KEYSYM_RESOURCE */
802 for (entry = 0; entry < optList_size; entry++)
803 {
804 const char *kw = optList[entry].kw;
805
806 if (kw == NULL)
807 continue;
808
809 n = strlen (kw);
810 if (str[n] == ':' && rxvt_Str_match (str, kw))
811 {
812 /* skip `keyword:' */
813 str += n + 1;
814 rxvt_Str_trim (str);
815 n = strlen (str);
816
817 if (n && rs[optList[entry].doff] == NULL)
818 {
819 /* not already set */
820 int s;
821 char *p = 0;
822
823 for (int o = 0;;)
824 {
825 p = (char *)rxvt_realloc (p, o + n + 1);
826 memcpy (p + o, str, n);
827 o += n;
828 p[o] = 0;
829
830 if (o == 0 || p[o - 1] != '\\') // continuation line
831 break;
832
833 o--; // eat "\"
834
835 if ((str = fgets (buffer, sizeof (buffer), stream)) == NULL)
836 break;
837
838 rxvt_Str_trim (str);
839 n = strlen (str);
840 }
841
842 rs[optList[entry].doff] = p;
843 allocated.push_back (p);
844
845 if (optList_isBool (entry))
846 {
847 s = strcasecmp (str, "true") == 0
848 || strcasecmp (str, "yes") == 0
849 || strcasecmp (str, "on") == 0
850 || strcmp (str, "1") == 0;
851
852 if (optList_isReverse (entry))
853 s = !s;
854
855 if (s)
856 options |= optList[entry].flag;
857 else
858 options &= ~optList[entry].flag;
859 }
860 }
861
862 break;
863 }
864 }
865 }
866
867 rewind (stream);
868 }
869
870 /*}}} */
871 # endif /* ! USE_XGETDEFAULT */
872 #endif /* NO_RESOURCES */
873
874 /*{{{ read the resources files */
875 /*
876 * using XGetDefault () or the hand-rolled replacement
877 */
878 /* ARGSUSED */
879 void
880 rxvt_term::extract_resources ()
881 {
882 dDisp;
883
884 #ifndef NO_RESOURCES
885
886 char *homedir = (char *)getenv ("HOME");
887 char fname[1024];
888
889 # if defined XAPPLOADDIR
890 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
891 /* Compute the path of the possibly available localized Rxvt file */
892 char localepath[1024];
893
894 if (locale)
895 snprintf (localepath, sizeof (localepath), XAPPLOADDIRLOCALE "/" RESCLASS, locale);
896 else
897 localepath[0] = 0;
898 # endif
899 # endif
900
901 # ifdef USE_XGETDEFAULT
902 /*
903 * get resources using the X library function
904 */
905 int entry;
906
907 # ifdef XrmEnumOneLevel
908 int i;
909 char *displayResource, *xe;
910 XrmName name_prefix[3];
911 XrmClass class_prefix[3];
912 XrmDatabase database, rdb1;
913
914 XrmInitialize ();
915 database = NULL;
916
917 // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
918
919 // 6. System wide per application default file.
920 /* Add in Rxvt file */
921 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
922 if (*localepath
923 && ((rdb1 = XrmGetFileDatabase (localepath))
924 || (rdb1 = XrmGetFileDatabase (XAPPLOADDIR "/" RESCLASS))))
925 # endif
926 XrmMergeDatabases (rdb1, &database);
927
928 /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
929 if ((xe = (char *)getenv ("XAPPLRESDIR")))
930 {
931 snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
932
933 if ((rdb1 = XrmGetFileDatabase (fname)))
934 XrmMergeDatabases (rdb1, &database);
935 }
936
937 // 5. User's per application default file.
938 // none
939
940 // 4. User's defaults file.
941 /* Get any Xserver defaults */
942 displayResource = XResourceManagerString (disp);
943 if (displayResource != NULL)
944 {
945 if ((rdb1 = XrmGetStringDatabase (displayResource)))
946 XrmMergeDatabases (rdb1, &database);
947 }
948 else if (homedir)
949 {
950 snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
951
952 if ((rdb1 = XrmGetFileDatabase (fname)))
953 XrmMergeDatabases (rdb1, &database);
954 }
955
956 /* Get screen specific resources */
957 displayResource = XScreenResourceString (ScreenOfDisplay (disp, display->screen));
958 if (displayResource != NULL)
959 {
960 if ((rdb1 = XrmGetStringDatabase (displayResource)))
961 /* Merge with screen-independent resources */
962 XrmMergeDatabases (rdb1, &database);
963
964 XFree (displayResource);
965 }
966
967 // 3. User's per host defaults file
968 /* Add in XENVIRONMENT file */
969 if ((xe = (char *)getenv ("XENVIRONMENT"))
970 && (rdb1 = XrmGetFileDatabase (xe)))
971 XrmMergeDatabases (rdb1, &database);
972 else if (homedir)
973 {
974 struct utsname un;
975
976 if (!uname (&un))
977 {
978 snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename);
979
980 if ((rdb1 = XrmGetFileDatabase (fname)))
981 XrmMergeDatabases (rdb1, &database);
982 }
983 }
984
985 XrmSetDatabase (disp, database);
986 # endif
987
988 /*
989 * Query resources for options that affect us
990 */
991 for (entry = 0; entry < optList_size; entry++)
992 {
993 int s;
994 char *p, *p0;
995 const char *kw = optList[entry].kw;
996
997 if (kw == NULL || rs[optList[entry].doff] != NULL)
998 continue; /* previously set */
999
1000 p = XGetDefault (disp, rs[Rs_name], kw);
1001 p0 = XGetDefault (disp, "!INVALIDPROGRAMMENAMEDONTMATCH!", kw);
1002 if (p == NULL || (p0 && strcmp (p, p0) == 0))
1003 {
1004 p = XGetDefault (disp, RESCLASS, kw);
1005 #ifdef RESFALLBACK
1006 if (p == NULL || (p0 && strcmp (p, p0) == 0))
1007 p = XGetDefault (disp, RESFALLBACK, kw);
1008 #endif
1009 }
1010
1011 if (p == NULL && p0)
1012 p = p0;
1013
1014 if (p)
1015 {
1016 rs[optList[entry].doff] = p;
1017
1018 if (optList_isBool (entry))
1019 {
1020 s = strcasecmp (p, "TRUE") == 0
1021 || strcasecmp (p, "YES") == 0
1022 || strcasecmp (p, "ON") == 0
1023 || strcasecmp (p, "1") == 0;
1024
1025 if (optList_isReverse (entry))
1026 s = !s;
1027
1028 if (s)
1029 options |= optList[entry].flag;
1030 else
1031 options &= ~optList[entry].flag;
1032 }
1033 }
1034 }
1035
1036 /*
1037 * [R5 or later]: enumerate the resource database
1038 */
1039 # ifdef KEYSYM_RESOURCE
1040 name_prefix[0] = XrmStringToName (rs[Rs_name]);
1041 name_prefix[1] = XrmStringToName ("keysym");
1042 name_prefix[2] = NULLQUARK;
1043 class_prefix[0] = XrmStringToName (RESCLASS);
1044 class_prefix[1] = XrmStringToName ("Keysym");
1045 class_prefix[2] = NULLQUARK;
1046 /* XXX: Need to check sizeof (rxvt_t) == sizeof (XPointer) */
1047 XrmEnumerateDatabase (XrmGetDatabase (disp), name_prefix, class_prefix,
1048 XrmEnumOneLevel, rxvt_define_key, NULL);
1049 # ifdef RESFALLBACK
1050 name_prefix[0] = XrmStringToName (RESFALLBACK);
1051 name_prefix[1] = XrmStringToName ("keysym");
1052 class_prefix[0] = XrmStringToName (RESFALLBACK);
1053 class_prefix[1] = XrmStringToName ("Keysym");
1054 /* XXX: Need to check sizeof (rxvt_t) == sizeof (XPointer) */
1055 XrmEnumerateDatabase (XrmGetDatabase (disp), name_prefix, class_prefix,
1056 XrmEnumOneLevel, rxvt_define_key, NULL);
1057 # endif
1058 # endif
1059
1060 # else /* USE_XGETDEFAULT */
1061 /* get resources the hard way, but save lots of memory */
1062 FILE *fd = NULL;
1063
1064 if (homedir)
1065 {
1066 static const char *const xnames[2] = { ".Xdefaults", ".Xresources" };
1067
1068 for (int i = 0; i < (sizeof (xnames) / sizeof (xnames [0])); i++)
1069 {
1070 snprintf (fname, sizeof (fname), "%s/%s", homedir, xnames [i]);
1071
1072 if ((fd = fopen (fname, "r")) != NULL)
1073 break;
1074 }
1075 }
1076 /*
1077 * The normal order to match resources is the following:
1078 * @ global resources (partial match, ~/.Xdefaults)
1079 * @ application file resources (XAPPLOADDIR/Rxvt)
1080 * @ class resources (~/.Xdefaults)
1081 * @ private resources (~/.Xdefaults)
1082 *
1083 * However, for the hand-rolled resources, the matching algorithm
1084 * checks if a resource string value has already been allocated
1085 * and won't overwrite it with (in this case) a less specific
1086 * resource value.
1087 *
1088 * This avoids multiple allocation. Also, when we've called this
1089 * routine command-line string options have already been applied so we
1090 * needn't to allocate for those resources.
1091 *
1092 * So, search in resources from most to least specific.
1093 *
1094 * Also, use a special sub-class so that we can use either or both of
1095 * "XTerm" and "Rxvt" as class names.
1096 */
1097
1098 get_xdefaults (fd, rs[Rs_name]);
1099 get_xdefaults (fd, RESCLASS);
1100 # ifdef RESFALLBACK
1101 get_xdefaults (fd, RESFALLBACK);
1102 # endif
1103
1104 # if defined(XAPPLOADDIR) && defined(USE_XAPPLOADDIR)
1105 {
1106 FILE *ad = NULL;
1107
1108 # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1109 if (!*localepath || (ad = fopen (localepath, "r")) == NULL)
1110 # endif
1111 ad = fopen (XAPPLOADDIR "/" RESCLASS, "r");
1112 if (ad != NULL)
1113 {
1114 get_xdefaults (ad, RESCLASS);
1115 get_xdefaults (ad, "");
1116 fclose (ad);
1117 }
1118 }
1119 # endif /* XAPPLOADDIR */
1120
1121 get_xdefaults (fd, ""); /* partial match */
1122 if (fd != NULL)
1123 fclose (fd);
1124 # endif /* USE_XGETDEFAULT */
1125
1126 #endif /* NO_RESOURCES */
1127 }
1128
1129 /*}}} */
1130 /*----------------------- end-of-file (C source) -----------------------*/