ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/xdefaults.C
Revision: 1.7
Committed: Fri Jan 16 22:26:18 2004 UTC (20 years, 5 months ago) by pcg
Content type: text/plain
Branch: MAIN
Changes since 1.6: +3 -3 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 /*--------------------------------*-C-*---------------------------------*
2     * File: xdefaults.c
3     *----------------------------------------------------------------------*
4 pcg 1.7 * $Id: xdefaults.C,v 1.6 2003/12/18 00:38:07 pcg Exp $
5 pcg 1.1 *
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 pcg 1.7 BOOL(Rs_pointerBlank, "pointerBlank", "pb", Opt_pointerBlank, "switch off pointer after delay"),
147 pcg 1.1 #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 pcg 1.6 STRG(Rs_font, "font", "fn", "fontname", "normal text font"),
191 pcg 1.1 /* fonts: command-line option = resource name */
192     #ifdef USE_XIM
193     STRG(Rs_inputMethod, "inputMethod", "im", "name", "name of input method"),
194     STRG(Rs_preeditType, "preeditType", "pt", "style",
195     "input style: style = OverTheSpot|OffTheSpot|Root"),
196 pcg 1.5 #if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
197     STRG(Rs_imLocale, "imLocale", "imlocale", "string", "locale to use for input method"),
198     #endif
199 pcg 1.1 #endif /* USE_XIM */
200     #ifdef GREEK_SUPPORT
201     STRG(Rs_greek_keyboard, "greek_keyboard", "grk", "mode",
202     "greek keyboard mapping; mode = iso | ibm"),
203     RSTRG(Rs_greektoggle_key, "greektoggle_key", "keysym"),
204     #endif
205     STRG(Rs_name, NULL, "name", "string",
206     "client instance, icon, and title strings"),
207     STRG(Rs_title, "title", "title", "string", "title name for window"),
208     STRG(Rs_title, NULL, "T", NULL, NULL), /* short form */
209     STRG(Rs_iconName, "iconName", "n", "string", "icon name for window"),
210     #ifndef NO_CURSORCOLOR
211     STRG(Rs_color + Color_cursor, "cursorColor", "cr", "color", "cursor color"),
212     /* command-line option = resource name */
213     RSTRG(Rs_color + Color_cursor2, "cursorColor2", "color"),
214     #endif /* NO_CURSORCOLOR */
215     STRG(Rs_color + Color_pointer, "pointerColor", "pr", "color",
216     "pointer color"),
217     STRG(Rs_color + Color_border, "borderColor", "bd", "color",
218     "border color"),
219     STRG(Rs_saveLines, "saveLines", "sl", "number",
220     "number of scrolled lines to save"),
221     #ifndef NO_FRILLS
222     STRG(Rs_ext_bwidth, "externalBorder", "w", "number",
223     "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",
227     "internal border in pixels"),
228     #endif
229     #ifndef NO_LINESPACE
230     STRG(Rs_lineSpace, "lineSpace", "lsp", "number",
231     "number of extra pixels between rows"),
232     #endif
233     STRG(Rs_scrollBar_thickness, "thickness", "sbt", "number",
234     "scrollbar thickness/width in pixels"),
235     #ifdef POINTER_BLANK
236     RSTRG(Rs_pointerBlankDelay, "pointerBlankDelay", "number"),
237     #endif
238     #ifndef NO_BACKSPACE_KEY
239     RSTRG(Rs_backspace_key, "backspacekey", "string"),
240     #endif
241     #ifndef NO_DELETE_KEY
242     RSTRG(Rs_delete_key, "deletekey", "string"),
243     #endif
244     RSTRG(Rs_selectstyle, "selectstyle", "mode"),
245     RSTRG(Rs_scrollstyle, "scrollstyle", "mode"),
246     #ifdef HAVE_SCROLLBARS
247     RSTRG(Rs_scrollBar_align, "scrollBar_align", "mode"),
248     #endif
249     #ifdef PRINTPIPE
250     RSTRG(Rs_print_pipe, "print-pipe", "string"),
251     #endif
252     #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
253     RSTRG(Rs_bigfont_key, "bigfont_key", "keysym"),
254     RSTRG(Rs_smallfont_key, "smallfont_key", "keysym"),
255     #endif
256     STRG(Rs_modifier, "modifier", "mod", "modifier",
257     "meta modifier = alt|meta|hyper|super|mod1|...|mod5"),
258     INFO("xrm", "string", "X resource"),
259     #ifdef CUTCHAR_RESOURCE
260     RSTRG(Rs_cutchars, "cutchars", "string"),
261     #endif /* CUTCHAR_RESOURCE */
262     #ifdef ACS_ASCII
263     RSTRG(Rs_acs_chars, "acsChars", "string"),
264     #endif /* ACS_ASCII */
265     RSTRG(Rs_answerbackstring, "answerbackString", "string"),
266     INFO("e", "command arg ...", "command to execute")
267     };
268    
269     #undef INFO
270     #undef STRG
271     #undef RSTRG
272     #undef SWCH
273     #undef BOOL
274     /*}}} */
275    
276     static const char releasestring[] = "Rxvt v" VERSION " - released: " DATE "\n";
277     static const char optionsstring[] = "Options: "
278     #if defined(XPM_BACKGROUND)
279     "XPM,"
280     #endif
281     #if defined(TRANSPARENT)
282     "transparent,"
283     #endif
284     #if defined(UTMP_SUPPORT)
285     "utmp,"
286     #endif
287     #if defined(MENUBAR)
288     "menubar,"
289     #endif
290     #if !defined(NO_FRILLS)
291     "frills,"
292     #endif
293     #if !defined(NO_LINESPACE)
294     "linespace,"
295     #endif
296     #if defined(PREFER_24BIT)
297     "24bit,"
298     #endif
299     #if defined(USE_XIM)
300     "XIM,"
301     #endif
302     #if defined(MULTICHAR_SET)
303     "multichar_languages,"
304     #endif
305     "scrollbars="
306     #if !defined(HAVE_SCROLLBARS)
307     "NONE"
308     #else
309     # if defined(RXVT_SCROLLBAR)
310     "rxvt"
311     # if defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)
312     "+"
313     # endif
314     # endif
315     # if defined(NEXT_SCROLLBAR)
316     "NeXT"
317     # if defined(XTERM_SCROLLBAR)
318     "+"
319     # endif
320     # endif
321     # if defined(XTERM_SCROLLBAR)
322     "xterm"
323     # endif
324     #endif
325     ","
326     #if defined(GREEK_SUPPORT)
327     "Greek,"
328     #endif
329     #if defined(RXVT_GRAPHICS)
330     "graphics,"
331     #endif
332     #if defined(NO_BACKSPACE_KEY)
333     "no_backspace,"
334     #endif
335     #if defined(NO_DELETE_KEY)
336     "no_delete,"
337     #endif
338     #if !defined(NO_STRINGS)
339     "strings,"
340     #endif
341     #if defined(TTY_256COLOR)
342     "256colour,"
343     #endif
344     #if defined(NO_RESOURCES)
345     "NoResources"
346     #else
347     # if defined(USE_XGETDEFAULT)
348     "XGetDefaults"
349     # else
350     ".Xdefaults"
351     # endif
352     #endif
353     "\nUsage: "; /* Usage */
354    
355     #define INDENT 18
356    
357     /*{{{ usage: */
358     /*----------------------------------------------------------------------*/
359     /* EXTPROTO */
360     void
361     rxvt_usage(int type)
362     {
363     unsigned int i, col;
364    
365     write(STDERR_FILENO, releasestring, sizeof(releasestring) - 1);
366     write(STDERR_FILENO, optionsstring, sizeof(optionsstring) - 1);
367     write(STDERR_FILENO, APL_NAME, sizeof(APL_NAME) - 1);
368    
369     switch (type) {
370     case 0: /* brief listing */
371     fprintf(stderr, " [-help] [--help]\n");
372     for (col = 1, i = 0; i < optList_size(); i++)
373     if (optList[i].desc != NULL) {
374     int len = 0;
375    
376     if (!optList_isBool(i)) {
377     len = optList_strlen(i);
378     if (len > 0)
379     len++; /* account for space */
380     }
381     #ifdef DEBUG_STRICT
382     assert(optList[i].opt != NULL);
383     #endif
384     len += 4 + STRLEN(optList[i].opt) + (optList_isBool(i) ? 2: 0);
385     col += len;
386     if (col > 79) { /* assume regular width */
387     putc('\n', stderr);
388     col = 1 + len;
389     }
390     fprintf(stderr, " [-%s%s", (optList_isBool(i) ? "/+" : ""),
391     optList[i].opt);
392     if (optList_strlen(i))
393     fprintf(stderr, " %s]", optList[i].arg);
394     else
395     fprintf(stderr, "]");
396     }
397     break;
398    
399     case 1: /* full command-line listing */
400     fprintf(stderr, " [options] [-e command args]\n\n"
401     "where options include:\n");
402     for (i = 0; i < optList_size(); i++)
403     if (optList[i].desc != NULL) {
404     #ifdef DEBUG_STRICT
405     assert(optList[i].opt != NULL);
406     #endif
407     fprintf(stderr, " %s%s %-*s%s%s\n",
408     (optList_isBool(i) ? "-/+" : "-"), optList[i].opt,
409     (INDENT - STRLEN(optList[i].opt)
410     + (optList_isBool(i) ? 0 : 2)),
411     (optList[i].arg ? optList[i].arg : ""),
412     (optList_isBool(i) ? "turn on/off " : ""),
413     optList[i].desc);
414     }
415     fprintf(stderr, "\n --help to list long-options");
416     break;
417    
418     case 2: /* full resource listing */
419     fprintf(stderr,
420     " [options] [-e command args]\n\n"
421     "where resources (long-options) include:\n");
422    
423     for (i = 0; i < optList_size(); i++)
424     if (optList[i].kw != NULL)
425     fprintf(stderr, " %s: %*s%s\n",
426     optList[i].kw,
427     (INDENT - STRLEN(optList[i].kw)), "", /* XXX */
428     (optList_isBool(i) ? "boolean" : optList[i].arg));
429     #ifdef KEYSYM_RESOURCE
430     fprintf(stderr, " " "keysym.sym" ": %*s%s\n",
431     (INDENT - sizeof("keysym.sym") + 1), "", /* XXX */
432     "keysym");
433     #endif
434     fprintf(stderr, "\n -help to list options");
435     break;
436     }
437     fprintf(stderr, "\n\n");
438     exit(EXIT_FAILURE);
439     /* NOTREACHED */
440     }
441    
442     /*}}} */
443    
444     /*{{{ get command-line options before getting resources */
445     /* EXTPROTO */
446     void
447     rxvt_get_options(pR_ int argc, const char *const *argv)
448     {
449     int i, bad_option = 0;
450     static const char On[3] = "ON", Off[4] = "OFF";
451    
452     for (i = 1; i < argc; i++) {
453     unsigned int entry, longopt = 0;
454     const char *flag, *opt;
455    
456     opt = argv[i];
457     #ifdef DEBUG_RESOURCES
458     fprintf(stderr, "argv[%d] = %s: ", i, opt);
459     #endif
460     if (*opt == '-') {
461     flag = On;
462     if (*++opt == '-')
463     longopt = *opt++; /* long option */
464     } else if (*opt == '+') {
465     flag = Off;
466     if (*++opt == '+')
467     longopt = *opt++; /* long option */
468     } else {
469     bad_option = 1;
470     rxvt_print_error("bad option \"%s\"", opt);
471     continue;
472     }
473    
474     if (!STRCMP(opt, "help"))
475     rxvt_usage(longopt ? 2 : 1);
476     if (!STRCMP(opt, "h"))
477     rxvt_usage(0);
478    
479     /* feature: always try to match long-options */
480     for (entry = 0; entry < optList_size(); entry++)
481     if ((optList[entry].kw && !STRCMP(opt, optList[entry].kw))
482     || (!longopt
483     && optList[entry].opt && !STRCMP(opt, optList[entry].opt)))
484     break;
485    
486     if (entry < optList_size()) {
487     if (optList_isReverse(entry))
488     flag = flag == On ? Off : On;
489     if (optList_strlen(entry)) { /* string value */
490     const char *str = argv[++i];
491    
492     #ifdef DEBUG_RESOURCES
493     fprintf(stderr, "string (%s,%s) = ",
494     optList[entry].opt ? optList[entry].opt : "nil",
495     optList[entry].kw ? optList[entry].kw : "nil");
496     #endif
497     if (flag == On && str && (optList[entry].doff != -1)) {
498     #ifdef DEBUG_RESOURCES
499     fprintf(stderr, "\"%s\"\n", str);
500     #endif
501 pcg 1.3 R->rs[optList[entry].doff] = str;
502 pcg 1.1 /*
503     * special cases are handled in main.c:main() to allow
504     * X resources to set these values before we settle for
505     * default values
506     */
507     }
508     #ifdef DEBUG_RESOURCES
509     else
510     fprintf(stderr, "???\n");
511     #endif
512     } else { /* boolean value */
513     #ifdef DEBUG_RESOURCES
514     fprintf(stderr, "boolean (%s,%s) = %s\n",
515     optList[entry].opt, optList[entry].kw, flag);
516     #endif
517     if (flag == On)
518     R->Options |= (optList[entry].flag);
519     else
520     R->Options &= ~(optList[entry].flag);
521    
522     if (optList[entry].doff != -1)
523 pcg 1.3 R->rs[optList[entry].doff] = flag;
524 pcg 1.1 }
525     } else
526     #ifdef KEYSYM_RESOURCE
527     /* if (!STRNCMP(opt, "keysym.", sizeof("keysym.") - 1)) */
528     if (rxvt_Str_match(opt, "keysym.")) {
529     const char *str = argv[++i];
530    
531     if (str != NULL)
532     rxvt_parse_keysym(aR_ opt + sizeof("keysym.") - 1, str);
533     } else
534     #endif
535 pcg 1.7 bad_option = 1;
536 pcg 1.1 }
537    
538     if (bad_option)
539     rxvt_usage(0);
540     }
541    
542     /*}}} */
543    
544     #ifndef NO_RESOURCES
545     /*----------------------------------------------------------------------*/
546    
547     # ifdef KEYSYM_RESOURCE
548     /*
549     * Define key from XrmEnumerateDatabase.
550     * quarks will be something like
551     * "rxvt" "keysym" "0xFF01"
552     * value will be a string
553     */
554     /* ARGSUSED */
555     /* INTPROTO */
556     Bool
557     rxvt_define_key(XrmDatabase *database __attribute__((unused)), XrmBindingList bindings __attribute__((unused)), XrmQuarkList quarks, XrmRepresentation *type __attribute__((unused)), XrmValue *value, XPointer closure __attribute__((unused)))
558     {
559     dR;
560     int last;
561    
562     for (last = 0; quarks[last] != NULLQUARK; last++) /* look for last quark in list */
563     ;
564     last--;
565     rxvt_parse_keysym(aR_ XrmQuarkToString(quarks[last]), (char *)value->addr);
566     return False;
567     }
568    
569     /*
570     * look for something like this (XK_Delete)
571     * rxvt*keysym.0xFFFF: "\177"
572     *
573     * arg will be
574     * NULL for ~/.Xdefaults and
575     * non-NULL for command-line options (need to allocate)
576     */
577     #define NEWARGLIM 500 /* `reasonable' size */
578     /* INTPROTO */
579     int
580     rxvt_parse_keysym(pR_ const char *str, const char *arg)
581     {
582     int n, sym;
583     char *key_string, *newarg = NULL;
584     char newargstr[NEWARGLIM];
585    
586     if (arg == NULL) {
587     if ((n = rxvt_Str_match(str, "keysym.")) == 0)
588     return 0;
589     str += n; /* skip `keysym.' */
590     }
591     /* some scanf() have trouble with a 0x prefix */
592     if (isdigit(str[0])) {
593     if (str[0] == '0' && toupper(str[1]) == 'X')
594     str += 2;
595     if (arg) {
596     if (sscanf(str, (STRCHR(str, ':') ? "%x:" : "%x"), &sym) != 1)
597     return -1;
598     } else {
599     if (sscanf(str, "%x:", &sym) != 1)
600     return -1;
601    
602     /* cue to ':', it's there since sscanf() worked */
603     STRNCPY(newargstr, STRCHR(str, ':') + 1, NEWARGLIM - 1);
604     newargstr[NEWARGLIM - 1] = '\0';
605     newarg = newargstr;
606     }
607     } else {
608     /*
609     * convert keysym name to keysym number
610     */
611     STRNCPY(newargstr, str, NEWARGLIM - 1);
612     newargstr[NEWARGLIM - 1] = '\0';
613     if (arg == NULL) {
614     if ((newarg = STRCHR(newargstr, ':')) == NULL)
615     return -1;
616     *newarg++ = '\0'; /* terminate keysym name */
617     }
618     if ((sym = XStringToKeysym(newargstr)) == None)
619     return -1;
620     }
621    
622     if (sym < 0xFF00 || sym > 0xFFFF) /* we only do extended keys */
623     return -1;
624     sym &= 0xFF;
625 pcg 1.3 if (R->Keysym_map[sym] != NULL) /* already set ? */
626 pcg 1.1 return -1;
627    
628     if (newarg == NULL) {
629     STRNCPY(newargstr, arg, NEWARGLIM - 1);
630     newargstr[NEWARGLIM - 1] = '\0';
631     newarg = newargstr;
632     }
633     rxvt_Str_trim(newarg);
634     if (*newarg == '\0' || (n = rxvt_Str_escaped(newarg)) == 0)
635     return -1;
636     MIN_IT(n, 255);
637     key_string = (char *)rxvt_malloc((n + 1) * sizeof(char));
638    
639     key_string[0] = n;
640     STRNCPY(key_string + 1, newarg, n);
641 pcg 1.3 R->Keysym_map[sym] = (unsigned char *)key_string;
642 pcg 1.1
643     return 1;
644     }
645    
646     # endif /* KEYSYM_RESOURCE */
647    
648     # ifndef USE_XGETDEFAULT
649     /*{{{ rxvt_get_xdefaults() */
650     /*
651     * the matching algorithm used for memory-save fake resources
652     */
653     /* INTPROTO */
654     void
655     rxvt_get_xdefaults(pR_ FILE *stream, const char *name)
656     {
657     unsigned int len;
658     char *str, buffer[256];
659    
660     if (stream == NULL)
661     return;
662     len = STRLEN(name);
663     while ((str = fgets(buffer, sizeof(buffer), stream)) != NULL) {
664     unsigned int entry, n;
665    
666     while (*str && isspace(*str))
667     str++; /* leading whitespace */
668    
669     if ((str[len] != '*' && str[len] != '.')
670     || (len && STRNCMP(str, name, len)))
671     continue;
672     str += (len + 1); /* skip `name*' or `name.' */
673    
674     # ifdef KEYSYM_RESOURCE
675     if (!rxvt_parse_keysym(aR_ str, NULL))
676     # endif /* KEYSYM_RESOURCE */
677     for (entry = 0; entry < optList_size(); entry++) {
678     const char *kw = optList[entry].kw;
679    
680     if (kw == NULL)
681     continue;
682 pcg 1.4 n = STRLEN (kw);
683 pcg 1.1 if (str[n] == ':' && rxvt_Str_match(str, kw)) {
684     /* skip `keyword:' */
685     str += (n + 1);
686     rxvt_Str_trim(str);
687     n = STRLEN(str);
688 pcg 1.3 if (n && R->rs[optList[entry].doff] == NULL) {
689 pcg 1.1 /* not already set */
690     int s;
691     char *p = (char *)rxvt_malloc((n + 1) * sizeof(char));
692    
693     STRCPY(p, str);
694 pcg 1.3 R->rs[optList[entry].doff] = p;
695 pcg 1.1 if (optList_isBool(entry)) {
696     s = STRCASECMP(str, "TRUE") == 0
697     || STRCASECMP(str, "YES") == 0
698     || STRCASECMP(str, "ON") == 0
699     || STRCASECMP(str, "1") == 0;
700     if (optList_isReverse(entry))
701     s = !s;
702     if (s)
703     R->Options |= (optList[entry].flag);
704     else
705     R->Options &= ~(optList[entry].flag);
706     }
707     }
708     break;
709     }
710     }
711     }
712     rewind(stream);
713     }
714    
715     /*}}} */
716     # endif /* ! USE_XGETDEFAULT */
717     #endif /* NO_RESOURCES */
718    
719     /*{{{ read the resources files */
720     /*
721     * using XGetDefault() or the hand-rolled replacement
722     */
723     /* ARGSUSED */
724     /* EXTPROTO */
725     void
726     rxvt_extract_resources(pR_ Display *display __attribute__((unused)), const char *name)
727     {
728     #ifndef NO_RESOURCES
729    
730     # if defined XAPPLOADDIR
731     # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
732     /* Compute the path of the possibly available localized Rxvt file */
733     char *localepath = NULL;
734    
735 pcg 1.3 if (R->locale != NULL) { /* XXX: must limit length of string */
736 pcg 1.1 localepath = (char *)rxvt_malloc(256);
737     sprintf(localepath, XAPPLOADDIRLOCALE "/" APL_SUBCLASS,
738     (int)(258 - sizeof(XAPPLOADDIRLOCALE) - sizeof(APL_SUBCLASS)),
739 pcg 1.3 R->locale); /* 258 = 255 + 4 (-.*s) - 1 (/) */
740 pcg 1.1 }
741    
742     {
743     # endif
744     # endif
745    
746     # ifdef USE_XGETDEFAULT
747     /*
748     * get resources using the X library function
749     */
750     int entry;
751    
752     # ifdef XrmEnumOneLevel
753     int i;
754     char *displayResource, *xe;
755     XrmName name_prefix[3];
756     XrmClass class_prefix[3];
757     XrmDatabase database, rdb1;
758     char fname[1024];
759    
760     XrmInitialize();
761     database = NULL;
762    
763     /* Get any Xserver defaults */
764    
765     displayResource = XResourceManagerString(display);
766     if (displayResource != NULL)
767     database = XrmGetStringDatabase(displayResource);
768    
769     # ifdef HAVE_EXTRA_XRESOURCE_FILES
770     /* Add in ~/.Xdefaults or ~/.Xresources */
771     {
772     char *ptr;
773    
774     if ((ptr = (char *)getenv("HOME")) == NULL)
775     ptr = ".";
776    
777     for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++) {
778     sprintf(fname, "%-.*s/%s", sizeof(fname) - STRLEN(xnames[i]) - 2,
779     ptr, xnames[i]);
780     if ((rdb1 = XrmGetFileDatabase(fname)) != NULL) {
781     XrmMergeDatabases(rdb1, &database);
782     # ifndef HAVE_BOTH_XRESOURCE_FILES
783     break;
784     # endif
785     }
786     }
787     }
788     # endif
789    
790     /* Add in XENVIRONMENT file */
791    
792     if ((xe = (char *)getenv("XENVIRONMENT")) != NULL
793     && (rdb1 = XrmGetFileDatabase(xe)) != NULL)
794     XrmMergeDatabases(rdb1, &database);
795    
796     /* Add in Rxvt file */
797     # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
798     if (localepath == NULL || (rdb1 = XrmGetFileDatabase(localepath)) == NULL)
799     # endif
800     rdb1 = XrmGetFileDatabase(XAPPLOADDIR "/" APL_SUBCLASS);
801     if (rdb1 != NULL)
802     XrmMergeDatabases(rdb1, &database);
803    
804     /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
805     if ((xe = (char *)getenv("XAPPLRESDIR")) != NULL) {
806     sprintf(fname, "%-.*s/" APL_SUBCLASS, sizeof(fname)
807     - sizeof(APL_SUBCLASS) - 2, xe);
808     if ((rdb1 = XrmGetFileDatabase(fname)) != NULL)
809     XrmMergeDatabases(rdb1, &database);
810     }
811    
812     XrmSetDatabase(display, database);
813     # endif
814    
815     /*
816     * Query resources for options that affect us
817     */
818     for (entry = 0; entry < optList_size(); entry++) {
819     int s;
820     char *p, *p0;
821     const char *kw = optList[entry].kw;
822    
823 pcg 1.3 if (kw == NULL || R->rs[optList[entry].doff] != NULL)
824 pcg 1.1 continue; /* previously set */
825    
826     p = XGetDefault(display, name, kw);
827     p0 = XGetDefault(display, "!INVALIDPROGRAMMENAMEDONTMATCH!", kw);
828     if (p == NULL || (p0 && STRCMP(p, p0) == 0)) {
829     p = XGetDefault(display, APL_SUBCLASS, kw);
830     if (p == NULL || (p0 && STRCMP(p, p0) == 0))
831     p = XGetDefault(display, APL_CLASS, kw);
832     }
833     if (p == NULL && p0)
834     p = p0;
835     if (p) {
836 pcg 1.3 R->rs[optList[entry].doff] = p;
837 pcg 1.1
838     if (optList_isBool(entry)) {
839     s = STRCASECMP(p, "TRUE") == 0
840     || STRCASECMP(p, "YES") == 0
841     || STRCASECMP(p, "ON") == 0
842     || STRCASECMP(p, "1") == 0;
843     if (optList_isReverse(entry))
844     s = !s;
845     if (s)
846     R->Options |= (optList[entry].flag);
847     else
848     R->Options &= ~(optList[entry].flag);
849     }
850     }
851     }
852    
853     /*
854     * [R5 or later]: enumerate the resource database
855     */
856     # ifdef XrmEnumOneLevel
857     # ifdef KEYSYM_RESOURCE
858     name_prefix[0] = XrmStringToName(name);
859     name_prefix[1] = XrmStringToName("keysym");
860     name_prefix[2] = NULLQUARK;
861     class_prefix[0] = XrmStringToName(APL_SUBCLASS);
862     class_prefix[1] = XrmStringToName("Keysym");
863     class_prefix[2] = NULLQUARK;
864     /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
865     XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
866     XrmEnumOneLevel, rxvt_define_key, NULL);
867     name_prefix[0] = XrmStringToName(APL_CLASS);
868     name_prefix[1] = XrmStringToName("keysym");
869     class_prefix[0] = XrmStringToName(APL_CLASS);
870     class_prefix[1] = XrmStringToName("Keysym");
871     /* XXX: Need to check sizeof(rxvt_t) == sizeof(XPointer) */
872     XrmEnumerateDatabase(XrmGetDatabase(display), name_prefix, class_prefix,
873     XrmEnumOneLevel, rxvt_define_key, NULL);
874     # endif
875     # endif
876    
877     # else /* USE_XGETDEFAULT */
878     /* get resources the hard way, but save lots of memory */
879     FILE *fd = NULL;
880     char *home;
881    
882     if ((home = getenv("HOME")) != NULL) {
883     unsigned int i, len = STRLEN(home) + 2;
884     char *f = NULL;
885    
886     for (i = 0; i < (sizeof(xnames) / sizeof(xnames[0])); i++) {
887     f = (char *)rxvt_realloc(f, (len + STRLEN(xnames[i])) * sizeof(char));
888    
889     sprintf(f, "%s/%s", home, xnames[i]);
890    
891     if ((fd = fopen(f, "r")) != NULL)
892     break;
893     }
894     free(f);
895     }
896     /*
897     * The normal order to match resources is the following:
898     * @ global resources (partial match, ~/.Xdefaults)
899     * @ application file resources (XAPPLOADDIR/Rxvt)
900     * @ class resources (~/.Xdefaults)
901     * @ private resources (~/.Xdefaults)
902     *
903     * However, for the hand-rolled resources, the matching algorithm
904     * checks if a resource string value has already been allocated
905     * and won't overwrite it with (in this case) a less specific
906     * resource value.
907     *
908     * This avoids multiple allocation. Also, when we've called this
909     * routine command-line string options have already been applied so we
910     * needn't to allocate for those resources.
911     *
912     * So, search in resources from most to least specific.
913     *
914     * Also, use a special sub-class so that we can use either or both of
915     * "XTerm" and "Rxvt" as class names.
916     */
917    
918     rxvt_get_xdefaults(aR_ fd, name);
919     rxvt_get_xdefaults(aR_ fd, APL_SUBCLASS);
920    
921     # if defined(XAPPLOADDIR) && defined(USE_XAPPLOADDIR)
922     {
923     FILE *ad = NULL;
924    
925     # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
926     if (localepath == NULL || (ad = fopen(localepath, "r")) == NULL)
927     # endif
928     ad = fopen(XAPPLOADDIR "/" APL_SUBCLASS, "r");
929     if (ad != NULL) {
930     rxvt_get_xdefaults(aR_ ad, APL_SUBCLASS);
931     rxvt_get_xdefaults(aR_ ad, "");
932     fclose(ad);
933     }
934     }
935     # endif /* XAPPLOADDIR */
936    
937     rxvt_get_xdefaults(aR_ fd, APL_CLASS);
938     rxvt_get_xdefaults(aR_ fd, ""); /* partial match */
939     if (fd != NULL)
940     fclose(fd);
941     # endif /* USE_XGETDEFAULT */
942    
943     # if defined XAPPLOADDIR
944     # if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
945     }
946    
947     /* Free the path of the possibly available localized Rxvt file */
948     free(localepath);
949     # endif
950     # endif
951    
952     #endif /* NO_RESOURCES */
953    
954     /*
955     * even without resources, at least do this setup for command-line
956     * options and command-line long options
957     */
958     #ifdef MULTICHAR_SET
959 pcg 1.3 rxvt_set_multichar_encoding(aR_ R->rs[Rs_multichar_encoding]);
960 pcg 1.1 #endif
961     #ifdef GREEK_SUPPORT
962     /* this could be a function in grkelot.c */
963     /* void set_greek_keyboard (const char * str); */
964 pcg 1.3 if (R->rs[Rs_greek_keyboard]) {
965     if (!STRCMP(R->rs[Rs_greek_keyboard], "iso"))
966 pcg 1.1 greek_setmode(GREEK_ELOT928); /* former -grk9 */
967 pcg 1.3 else if (!STRCMP(R->rs[Rs_greek_keyboard], "ibm"))
968 pcg 1.1 greek_setmode(GREEK_IBM437); /* former -grk4 */
969     }
970     {
971     KeySym sym;
972    
973 pcg 1.3 if (R->rs[Rs_greektoggle_key]
974     && ((sym = XStringToKeysym(R->rs[Rs_greektoggle_key])) != 0))
975     R->ks_greekmodeswith = sym;
976 pcg 1.1 }
977     #endif /* GREEK_SUPPORT */
978    
979     #if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
980     {
981     KeySym sym;
982    
983 pcg 1.3 if (R->rs[Rs_bigfont_key]
984     && ((sym = XStringToKeysym(R->rs[Rs_bigfont_key])) != 0))
985     R->ks_bigfont = sym;
986     if (R->rs[Rs_smallfont_key]
987     && ((sym = XStringToKeysym(R->rs[Rs_smallfont_key])) != 0))
988     R->ks_smallfont = sym;
989 pcg 1.1 }
990     #endif
991     }
992    
993     /*}}} */
994     /*----------------------- end-of-file (C source) -----------------------*/