Commit | Line | Data |
---|---|---|
f3a0bf5c | 1 | /* Deal with the X Resource Manager. |
ab422c4d PE |
2 | Copyright (C) 1990, 1993-1994, 2000-2013 Free Software Foundation, |
3 | Inc. | |
f3a0bf5c | 4 | |
90324359 GM |
5 | Author: Joseph Arceneaux |
6 | Created: 4/90 | |
7 | ||
3b7ad313 EN |
8 | This file is part of GNU Emacs. |
9 | ||
9ec0b715 | 10 | GNU Emacs is free software: you can redistribute it and/or modify |
f3a0bf5c | 11 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
12 | the Free Software Foundation, either version 3 of the License, or |
13 | (at your option) any later version. | |
f3a0bf5c | 14 | |
3b7ad313 | 15 | GNU Emacs is distributed in the hope that it will be useful, |
f3a0bf5c JB |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 21 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
f3a0bf5c | 22 | |
18160b98 | 23 | #include <config.h> |
a2a4d43e | 24 | |
dfcf069d | 25 | #include <unistd.h> |
42a2c622 | 26 | #include <errno.h> |
57bda87a | 27 | #include <epaths.h> |
61655b89 | 28 | #include <stdlib.h> |
837255fb JB |
29 | #include <stdio.h> |
30 | ||
b4716021 PE |
31 | #include "lisp.h" |
32 | ||
33 | /* This may include sys/types.h, and that somehow loses | |
34 | if this is not done before the other system files. */ | |
35 | #include "xterm.h" | |
36 | ||
f3a0bf5c JB |
37 | #include <X11/Xlib.h> |
38 | #include <X11/Xatom.h> | |
f3a0bf5c JB |
39 | #include <X11/X.h> |
40 | #include <X11/Xutil.h> | |
41 | #include <X11/Xresource.h> | |
5b9c0a1d | 42 | #ifdef HAVE_PWD_H |
f3a0bf5c | 43 | #include <pwd.h> |
531ff254 | 44 | #endif |
f3a0bf5c | 45 | |
dee186b6 J |
46 | #ifdef USE_MOTIF |
47 | /* For Vdouble_click_time. */ | |
48 | #include "keyboard.h" | |
49 | #endif | |
50 | ||
837255fb JB |
51 | /* X file search path processing. */ |
52 | ||
53 | ||
54 | /* The string which gets substituted for the %C escape in XFILESEARCHPATH | |
55 | and friends, or zero if none was specified. */ | |
ac64929e | 56 | static char *x_customization_string; |
837255fb JB |
57 | |
58 | ||
59 | /* Return the value of the emacs.customization (Emacs.Customization) | |
60 | resource, for later use in search path decoding. If we find no | |
61 | such resource, return zero. */ | |
2f7c71a1 AS |
62 | static char * |
63 | x_get_customization_string (XrmDatabase db, const char *name, | |
64 | const char *class) | |
837255fb | 65 | { |
38182d90 PE |
66 | char *full_name = alloca (strlen (name) + sizeof "customization" + 3); |
67 | char *full_class = alloca (strlen (class) + sizeof "Customization" + 3); | |
837255fb JB |
68 | char *result; |
69 | ||
70 | sprintf (full_name, "%s.%s", name, "customization"); | |
71 | sprintf (full_class, "%s.%s", class, "Customization"); | |
72 | ||
73 | result = x_get_string_resource (db, full_name, full_class); | |
309f24d1 | 74 | return result ? xstrdup (result) : NULL; |
837255fb JB |
75 | } |
76 | ||
837255fb JB |
77 | /* Expand all the Xt-style %-escapes in STRING, whose length is given |
78 | by STRING_LEN. Here are the escapes we're supposed to recognize: | |
79 | ||
80 | %N The value of the application's class name | |
81 | %T The value of the type parameter ("app-defaults" in this | |
82 | context) | |
83 | %S The value of the suffix parameter ("" in this context) | |
84 | %L The language string associated with the specified display | |
85 | (We use the "LANG" environment variable here, if it's set.) | |
86 | %l The language part of the display's language string | |
87 | (We treat this just like %L. If someone can tell us what | |
88 | we're really supposed to do, dandy.) | |
89 | %t The territory part of the display's language string | |
90 | (This never gets used.) | |
91 | %c The codeset part of the display's language string | |
92 | (This never gets used either.) | |
93 | %C The customization string retrieved from the resource | |
94 | database associated with display. | |
95 | (This is x_customization_string.) | |
96 | ||
73dcdb9f | 97 | Return the resource database if its file was read successfully, and |
837255fb JB |
98 | refers to %L only when the LANG environment variable is set, or |
99 | otherwise provided by X. | |
100 | ||
28154962 PE |
101 | ESCAPED_SUFFIX is postpended to STRING if it is non-zero. |
102 | %-escapes in ESCAPED_SUFFIX are expanded. | |
837255fb JB |
103 | |
104 | Return NULL otherwise. */ | |
105 | ||
73dcdb9f PE |
106 | static XrmDatabase |
107 | magic_db (const char *string, ptrdiff_t string_len, const char *class, | |
108 | const char *escaped_suffix) | |
837255fb | 109 | { |
73dcdb9f | 110 | XrmDatabase db; |
837255fb JB |
111 | char *lang = getenv ("LANG"); |
112 | ||
28154962 | 113 | ptrdiff_t path_size = 100; |
23f86fce | 114 | char *path = xmalloc (path_size); |
28154962 | 115 | ptrdiff_t path_len = 0; |
837255fb | 116 | |
eec47d6b | 117 | const char *p = string; |
837255fb JB |
118 | |
119 | while (p < string + string_len) | |
120 | { | |
121 | /* The chunk we're about to stick on the end of result. */ | |
eec47d6b | 122 | const char *next = NULL; |
28154962 | 123 | ptrdiff_t next_len; |
837255fb JB |
124 | |
125 | if (*p == '%') | |
126 | { | |
127 | p++; | |
128 | ||
129 | if (p >= string + string_len) | |
130 | next_len = 0; | |
131 | else | |
132 | switch (*p) | |
133 | { | |
134 | case '%': | |
135 | next = "%"; | |
136 | next_len = 1; | |
137 | break; | |
138 | ||
139 | case 'C': | |
140 | next = (x_customization_string | |
141 | ? x_customization_string | |
142 | : ""); | |
143 | next_len = strlen (next); | |
144 | break; | |
145 | ||
146 | case 'N': | |
147 | next = class; | |
148 | next_len = strlen (class); | |
149 | break; | |
150 | ||
151 | case 'T': | |
152 | next = "app-defaults"; | |
153 | next_len = strlen (next); | |
154 | break; | |
155 | ||
156 | default: | |
157 | case 'S': | |
158 | next_len = 0; | |
159 | break; | |
160 | ||
161 | case 'L': | |
162 | case 'l': | |
163 | if (! lang) | |
164 | { | |
1b6d8cf0 | 165 | xfree (path); |
837255fb JB |
166 | return NULL; |
167 | } | |
427ec082 | 168 | |
837255fb JB |
169 | next = lang; |
170 | next_len = strlen (next); | |
171 | break; | |
427ec082 | 172 | |
837255fb JB |
173 | case 't': |
174 | case 'c': | |
1b6d8cf0 | 175 | xfree (path); |
837255fb JB |
176 | return NULL; |
177 | } | |
178 | } | |
179 | else | |
180 | next = p, next_len = 1; | |
181 | ||
182 | /* Do we have room for this component followed by a '\0' ? */ | |
28154962 | 183 | if (path_size - path_len <= next_len) |
837255fb | 184 | { |
28154962 | 185 | if (min (PTRDIFF_MAX, SIZE_MAX) / 2 - 1 - path_len < next_len) |
0065d054 | 186 | memory_full (SIZE_MAX); |
837255fb | 187 | path_size = (path_len + next_len + 1) * 2; |
38182d90 | 188 | path = xrealloc (path, path_size); |
837255fb | 189 | } |
427ec082 | 190 | |
72af86bd | 191 | memcpy (path + path_len, next, next_len); |
837255fb JB |
192 | path_len += next_len; |
193 | ||
194 | p++; | |
195 | ||
196 | /* If we've reached the end of the string, append ESCAPED_SUFFIX. */ | |
197 | if (p >= string + string_len && escaped_suffix) | |
198 | { | |
199 | string = escaped_suffix; | |
200 | string_len = strlen (string); | |
201 | p = string; | |
202 | escaped_suffix = NULL; | |
203 | } | |
204 | } | |
205 | ||
837255fb | 206 | path[path_len] = '\0'; |
73dcdb9f PE |
207 | db = XrmGetFileDatabase (path); |
208 | xfree (path); | |
209 | return db; | |
837255fb JB |
210 | } |
211 | ||
212 | ||
f3a0bf5c | 213 | static char * |
971de7fb | 214 | gethomedir (void) |
f3a0bf5c | 215 | { |
f3a0bf5c JB |
216 | struct passwd *pw; |
217 | char *ptr; | |
837255fb | 218 | char *copy; |
f3a0bf5c JB |
219 | |
220 | if ((ptr = getenv ("HOME")) == NULL) | |
221 | { | |
1cac1f6f KH |
222 | if ((ptr = getenv ("LOGNAME")) != NULL |
223 | || (ptr = getenv ("USER")) != NULL) | |
f3a0bf5c JB |
224 | pw = getpwnam (ptr); |
225 | else | |
1cac1f6f | 226 | pw = getpwuid (getuid ()); |
837255fb | 227 | |
f3a0bf5c JB |
228 | if (pw) |
229 | ptr = pw->pw_dir; | |
f3a0bf5c JB |
230 | } |
231 | ||
427ec082 | 232 | if (ptr == NULL) |
8fd0f424 | 233 | return xstrdup ("/"); |
f3a0bf5c | 234 | |
23f86fce | 235 | copy = xmalloc (strlen (ptr) + 2); |
837255fb | 236 | strcpy (copy, ptr); |
d672ac3c | 237 | return strcat (copy, "/"); |
f3a0bf5c JB |
238 | } |
239 | ||
837255fb | 240 | |
837255fb | 241 | /* Find the first element of SEARCH_PATH which exists and is readable, |
427ec082 | 242 | after expanding the %-escapes. Return 0 if we didn't find any, and |
837255fb | 243 | the path name of the one we found otherwise. */ |
f3a0bf5c | 244 | |
73dcdb9f | 245 | static XrmDatabase |
28154962 PE |
246 | search_magic_path (const char *search_path, const char *class, |
247 | const char *escaped_suffix) | |
f3a0bf5c | 248 | { |
eec47d6b | 249 | const char *s, *p; |
d4327fec | 250 | |
837255fb | 251 | for (s = search_path; *s; s = p) |
f3a0bf5c | 252 | { |
837255fb JB |
253 | for (p = s; *p && *p != ':'; p++) |
254 | ; | |
427ec082 | 255 | |
0f2cd61f | 256 | if (p > s) |
f3a0bf5c | 257 | { |
73dcdb9f PE |
258 | XrmDatabase db = magic_db (s, p - s, class, escaped_suffix); |
259 | if (db) | |
260 | return db; | |
f3a0bf5c | 261 | } |
0f2cd61f | 262 | else if (*p == ':') |
f3a0bf5c | 263 | { |
73dcdb9f PE |
264 | static char const ns[] = "%N%S"; |
265 | XrmDatabase db = magic_db (ns, strlen (ns), class, escaped_suffix); | |
266 | if (db) | |
267 | return db; | |
f3a0bf5c JB |
268 | } |
269 | ||
837255fb JB |
270 | if (*p == ':') |
271 | p++; | |
f3a0bf5c JB |
272 | } |
273 | ||
274 | return 0; | |
275 | } | |
276 | \f | |
837255fb JB |
277 | /* Producing databases for individual sources. */ |
278 | ||
f3a0bf5c | 279 | static XrmDatabase |
eec47d6b | 280 | get_system_app (const char *class) |
f3a0bf5c | 281 | { |
42ca4633 | 282 | const char *path; |
f3a0bf5c | 283 | |
837255fb | 284 | path = getenv ("XFILESEARCHPATH"); |
58c7da0c | 285 | if (! path) path = PATH_X_DEFAULTS; |
f3a0bf5c | 286 | |
73dcdb9f | 287 | return search_magic_path (path, class, 0); |
f3a0bf5c JB |
288 | } |
289 | ||
837255fb | 290 | |
f3a0bf5c | 291 | static XrmDatabase |
971de7fb | 292 | get_fallback (Display *display) |
f3a0bf5c | 293 | { |
f3a0bf5c JB |
294 | return NULL; |
295 | } | |
296 | ||
837255fb | 297 | |
f3a0bf5c | 298 | static XrmDatabase |
eec47d6b | 299 | get_user_app (const char *class) |
f3a0bf5c | 300 | { |
73dcdb9f | 301 | XrmDatabase db = 0; |
42ca4633 | 302 | const char *path; |
837255fb JB |
303 | |
304 | /* Check for XUSERFILESEARCHPATH. It is a path of complete file | |
305 | names, not directories. */ | |
73dcdb9f PE |
306 | path = getenv ("XUSERFILESEARCHPATH"); |
307 | if (path) | |
308 | db = search_magic_path (path, class, 0); | |
837255fb | 309 | |
73dcdb9f PE |
310 | if (! db) |
311 | { | |
837255fb JB |
312 | /* Check for APPLRESDIR; it is a path of directories. In each, |
313 | we have to search for LANG/CLASS and then CLASS. */ | |
73dcdb9f PE |
314 | path = getenv ("XAPPLRESDIR"); |
315 | if (path) | |
316 | { | |
317 | db = search_magic_path (path, class, "/%L/%N"); | |
318 | if (!db) | |
319 | db = search_magic_path (path, class, "/%N"); | |
320 | } | |
321 | } | |
427ec082 | 322 | |
73dcdb9f PE |
323 | if (! db) |
324 | { | |
837255fb JB |
325 | /* Check in the home directory. This is a bit of a hack; let's |
326 | hope one's home directory doesn't contain any %-escapes. */ | |
73dcdb9f PE |
327 | char *home = gethomedir (); |
328 | db = search_magic_path (home, class, "%L/%N"); | |
329 | if (! db) | |
330 | db = search_magic_path (home, class, "%N"); | |
331 | xfree (home); | |
f3a0bf5c | 332 | } |
3fa18fb2 | 333 | |
73dcdb9f | 334 | return db; |
f3a0bf5c JB |
335 | } |
336 | ||
837255fb | 337 | |
f3a0bf5c | 338 | static XrmDatabase |
971de7fb | 339 | get_user_db (Display *display) |
f3a0bf5c JB |
340 | { |
341 | XrmDatabase db; | |
342 | char *xdefs; | |
343 | ||
2c8d1900 | 344 | #ifdef PBaseSize /* Cheap way to test for X11R4 or later. */ |
b631f177 JB |
345 | xdefs = XResourceManagerString (display); |
346 | #else | |
a2a4d43e | 347 | xdefs = display->xdefaults; |
b631f177 JB |
348 | #endif |
349 | ||
f3a0bf5c JB |
350 | if (xdefs != NULL) |
351 | db = XrmGetStringDatabase (xdefs); | |
352 | else | |
353 | { | |
837255fb JB |
354 | char *home; |
355 | char *xdefault; | |
f3a0bf5c | 356 | |
837255fb | 357 | home = gethomedir (); |
38182d90 | 358 | xdefault = xmalloc (strlen (home) + sizeof ".Xdefaults"); |
837255fb | 359 | strcpy (xdefault, home); |
f3a0bf5c JB |
360 | strcat (xdefault, ".Xdefaults"); |
361 | db = XrmGetFileDatabase (xdefault); | |
1b6d8cf0 DN |
362 | xfree (home); |
363 | xfree (xdefault); | |
f3a0bf5c JB |
364 | } |
365 | ||
d8717d15 | 366 | #ifdef HAVE_XSCREENRESOURCESTRING |
9b37b1c2 JB |
367 | /* Get the screen-specific resources too. */ |
368 | xdefs = XScreenResourceString (DefaultScreenOfDisplay (display)); | |
369 | if (xdefs != NULL) | |
fdce0b39 JB |
370 | { |
371 | XrmMergeDatabases (XrmGetStringDatabase (xdefs), &db); | |
372 | XFree (xdefs); | |
373 | } | |
9b37b1c2 JB |
374 | #endif |
375 | ||
f3a0bf5c JB |
376 | return db; |
377 | } | |
378 | ||
379 | static XrmDatabase | |
971de7fb | 380 | get_environ_db (void) |
f3a0bf5c JB |
381 | { |
382 | XrmDatabase db; | |
383 | char *p; | |
a3d9c2a4 | 384 | char *path = 0; |
f3a0bf5c JB |
385 | |
386 | if ((p = getenv ("XENVIRONMENT")) == NULL) | |
387 | { | |
a3d9c2a4 PE |
388 | static char const xdefaults[] = ".Xdefaults-"; |
389 | char *home = gethomedir (); | |
61655b89 DA |
390 | char const *host = SSDATA (Vsystem_name); |
391 | ptrdiff_t pathsize = (strlen (home) + sizeof xdefaults | |
392 | + SBYTES (Vsystem_name)); | |
38182d90 | 393 | path = xrealloc (home, pathsize); |
a3d9c2a4 | 394 | strcat (strcat (path, xdefaults), host); |
f3a0bf5c JB |
395 | p = path; |
396 | } | |
397 | ||
398 | db = XrmGetFileDatabase (p); | |
837255fb | 399 | |
1b6d8cf0 | 400 | xfree (path); |
837255fb | 401 | |
f3a0bf5c JB |
402 | return db; |
403 | } | |
404 | \f | |
837255fb JB |
405 | /* External interface. */ |
406 | ||
f3a0bf5c JB |
407 | /* Types of values that we can find in a database */ |
408 | ||
409 | #define XrmStringType "String" /* String representation */ | |
ac64929e | 410 | static XrmRepresentation x_rm_string; /* Quark representation */ |
f3a0bf5c JB |
411 | |
412 | /* Load X resources based on the display and a possible -xrm option. */ | |
413 | ||
414 | XrmDatabase | |
eec47d6b DN |
415 | x_load_resources (Display *display, const char *xrm_string, |
416 | const char *myname, const char *myclass) | |
f3a0bf5c | 417 | { |
837255fb | 418 | XrmDatabase user_database; |
f3a0bf5c JB |
419 | XrmDatabase rdb; |
420 | XrmDatabase db; | |
4da4f201 | 421 | char line[256]; |
6ca30ba4 | 422 | |
72391843 | 423 | #if defined USE_MOTIF || !defined HAVE_XFT || !defined USE_LUCID |
3565b346 | 424 | const char *helv = "-*-helvetica-medium-r-*--*-120-*-*-*-*-iso8859-1"; |
72391843 PE |
425 | #endif |
426 | ||
427 | #ifdef USE_MOTIF | |
eec47d6b | 428 | const char *courier = "-*-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"; |
8d56e206 | 429 | #endif |
f3a0bf5c JB |
430 | |
431 | x_rm_string = XrmStringToQuark (XrmStringType); | |
082dc211 RS |
432 | #ifndef USE_X_TOOLKIT |
433 | /* pmr@osf.org says this shouldn't be done if USE_X_TOOLKIT. | |
434 | I suspect it's because the toolkit version does this elsewhere. */ | |
f3a0bf5c | 435 | XrmInitialize (); |
082dc211 | 436 | #endif |
f3a0bf5c JB |
437 | rdb = XrmGetStringDatabase (""); |
438 | ||
4da4f201 GM |
439 | /* Add some font defaults. If the font `helv' doesn't exist, widgets |
440 | will use some other default font. */ | |
441 | #ifdef USE_MOTIF | |
427ec082 | 442 | |
cf9b4b0b | 443 | sprintf (line, "%s.pane.background: grey75", myclass); |
06bbf618 | 444 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 445 | sprintf (line, "%s*fontList: %s", myclass, helv); |
4da4f201 | 446 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 447 | sprintf (line, "%s*menu*background: grey75", myclass); |
4da4f201 | 448 | XrmPutLineResource (&rdb, line); |
b6a15240 | 449 | sprintf (line, "%s*menubar*background: grey75", myclass); |
4da4f201 | 450 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 451 | sprintf (line, "%s*verticalScrollBar.background: grey75", myclass); |
4da4f201 | 452 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 453 | sprintf (line, "%s*verticalScrollBar.troughColor: grey75", myclass); |
06bbf618 | 454 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 455 | sprintf (line, "%s.dialog*.background: grey75", myclass); |
4da4f201 | 456 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 457 | sprintf (line, "%s*fsb.Text.background: white", myclass); |
4da4f201 | 458 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 459 | sprintf (line, "%s*fsb.FilterText.background: white", myclass); |
4da4f201 | 460 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 461 | sprintf (line, "%s*fsb*DirList.background: white", myclass); |
4da4f201 | 462 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 463 | sprintf (line, "%s*fsb*ItemsList.background: white", myclass); |
4da4f201 | 464 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 465 | sprintf (line, "%s*fsb*background: grey75", myclass); |
4da4f201 | 466 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 467 | sprintf (line, "%s*fsb.Text.fontList: %s", myclass, courier); |
4da4f201 | 468 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 469 | sprintf (line, "%s*fsb.FilterText.fontList: %s", myclass, courier); |
4da4f201 | 470 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 471 | sprintf (line, "%s*fsb*ItemsList.fontList: %s", myclass, courier); |
4da4f201 | 472 | XrmPutLineResource (&rdb, line); |
cf9b4b0b | 473 | sprintf (line, "%s*fsb*DirList.fontList: %s", myclass, courier); |
4da4f201 GM |
474 | XrmPutLineResource (&rdb, line); |
475 | ||
476 | /* Set double click time of list boxes in the file selection | |
477 | dialog from `double-click-time'. */ | |
478 | if (INTEGERP (Vdouble_click_time) && XINT (Vdouble_click_time) > 0) | |
479 | { | |
c2982e87 | 480 | sprintf (line, "%s*fsb*DirList.doubleClickInterval: %"pI"d", |
cf9b4b0b | 481 | myclass, XFASTINT (Vdouble_click_time)); |
4da4f201 | 482 | XrmPutLineResource (&rdb, line); |
c2982e87 | 483 | sprintf (line, "%s*fsb*ItemsList.doubleClickInterval: %"pI"d", |
cf9b4b0b | 484 | myclass, XFASTINT (Vdouble_click_time)); |
4da4f201 GM |
485 | XrmPutLineResource (&rdb, line); |
486 | } | |
487 | ||
488 | #else /* not USE_MOTIF */ | |
427ec082 | 489 | |
fc6c5dfe | 490 | sprintf (line, "Emacs.dialog*.background: grey75"); |
4da4f201 | 491 | XrmPutLineResource (&rdb, line); |
3928f2b6 JD |
492 | #if !defined (HAVE_XFT) || !defined (USE_LUCID) |
493 | sprintf (line, "Emacs.dialog*.font: %s", helv); | |
494 | XrmPutLineResource (&rdb, line); | |
fc6c5dfe | 495 | sprintf (line, "*XlwMenu*font: %s", helv); |
4da4f201 | 496 | XrmPutLineResource (&rdb, line); |
3928f2b6 | 497 | #endif |
fc6c5dfe | 498 | sprintf (line, "*XlwMenu*background: grey75"); |
4da4f201 | 499 | XrmPutLineResource (&rdb, line); |
fc6c5dfe | 500 | sprintf (line, "Emacs*verticalScrollBar.background: grey75"); |
4da4f201 | 501 | XrmPutLineResource (&rdb, line); |
427ec082 | 502 | |
4da4f201 GM |
503 | #endif /* not USE_MOTIF */ |
504 | ||
837255fb JB |
505 | user_database = get_user_db (display); |
506 | ||
507 | /* Figure out what the "customization string" is, so we can use it | |
508 | to decode paths. */ | |
1b6d8cf0 | 509 | xfree (x_customization_string); |
837255fb JB |
510 | x_customization_string |
511 | = x_get_customization_string (user_database, myname, myclass); | |
512 | ||
f3a0bf5c JB |
513 | /* Get application system defaults */ |
514 | db = get_system_app (myclass); | |
515 | if (db != NULL) | |
516 | XrmMergeDatabases (db, &rdb); | |
517 | ||
518 | /* Get Fallback resources */ | |
519 | db = get_fallback (display); | |
520 | if (db != NULL) | |
521 | XrmMergeDatabases (db, &rdb); | |
522 | ||
523 | /* Get application user defaults */ | |
524 | db = get_user_app (myclass); | |
525 | if (db != NULL) | |
526 | XrmMergeDatabases (db, &rdb); | |
527 | ||
528 | /* get User defaults */ | |
837255fb JB |
529 | if (user_database != NULL) |
530 | XrmMergeDatabases (user_database, &rdb); | |
f3a0bf5c JB |
531 | |
532 | /* Get Environment defaults. */ | |
533 | db = get_environ_db (); | |
534 | if (db != NULL) | |
535 | XrmMergeDatabases (db, &rdb); | |
427ec082 | 536 | |
f3a0bf5c JB |
537 | /* Last, merge in any specification from the command line. */ |
538 | if (xrm_string != NULL) | |
539 | { | |
540 | db = XrmGetStringDatabase (xrm_string); | |
541 | if (db != NULL) | |
542 | XrmMergeDatabases (db, &rdb); | |
543 | } | |
544 | ||
545 | return rdb; | |
546 | } | |
547 | ||
837255fb | 548 | |
f3a0bf5c JB |
549 | /* Retrieve the value of the resource specified by NAME with class CLASS |
550 | and of type TYPE from database RDB. The value is returned in RET_VALUE. */ | |
551 | ||
2f7c71a1 AS |
552 | static int |
553 | x_get_resource (XrmDatabase rdb, const char *name, const char *class, | |
554 | XrmRepresentation expected_type, XrmValue *ret_value) | |
f3a0bf5c JB |
555 | { |
556 | XrmValue value; | |
557 | XrmName namelist[100]; | |
558 | XrmClass classlist[100]; | |
559 | XrmRepresentation type; | |
560 | ||
5e617bc2 JB |
561 | XrmStringToNameList (name, namelist); |
562 | XrmStringToClassList (class, classlist); | |
f3a0bf5c JB |
563 | |
564 | if (XrmQGetResource (rdb, namelist, classlist, &type, &value) == True | |
565 | && (type == expected_type)) | |
566 | { | |
567 | if (type == x_rm_string) | |
41ab0754 | 568 | ret_value->addr = (char *) value.addr; |
f3a0bf5c | 569 | else |
72af86bd | 570 | memcpy (ret_value->addr, value.addr, ret_value->size); |
f3a0bf5c JB |
571 | |
572 | return value.size; | |
573 | } | |
574 | ||
575 | return 0; | |
576 | } | |
577 | ||
578 | /* Retrieve the string resource specified by NAME with CLASS from | |
579 | database RDB. */ | |
580 | ||
581 | char * | |
eec47d6b | 582 | x_get_string_resource (XrmDatabase rdb, const char *name, const char *class) |
f3a0bf5c JB |
583 | { |
584 | XrmValue value; | |
585 | ||
8686ac71 JB |
586 | if (inhibit_x_resources) |
587 | /* --quick was passed, so this is a no-op. */ | |
588 | return NULL; | |
589 | ||
f3a0bf5c JB |
590 | if (x_get_resource (rdb, name, class, x_rm_string, &value)) |
591 | return (char *) value.addr; | |
592 | ||
7d652d97 | 593 | return 0; |
f3a0bf5c JB |
594 | } |
595 | \f | |
837255fb JB |
596 | /* Stand-alone test facilities. */ |
597 | ||
f3a0bf5c | 598 | #ifdef TESTRM |
837255fb JB |
599 | |
600 | typedef char **List; | |
601 | #define arg_listify(len, list) (list) | |
602 | #define car(list) (*(list)) | |
603 | #define cdr(list) (list + 1) | |
604 | #define NIL(list) (! *(list)) | |
605 | #define free_arglist(list) | |
606 | ||
607 | static List | |
1dae0f0a | 608 | member (char *elt, List list) |
837255fb JB |
609 | { |
610 | List p; | |
611 | ||
612 | for (p = list; ! NIL (p); p = cdr (p)) | |
613 | if (! strcmp (elt, car (p))) | |
614 | return p; | |
615 | ||
616 | return p; | |
617 | } | |
f3a0bf5c JB |
618 | |
619 | static void | |
1dae0f0a | 620 | fatal (char *msg, char *prog) |
f3a0bf5c | 621 | { |
4ebbdd67 | 622 | fprintf (stderr, msg, prog); |
1dae0f0a | 623 | exit (1); |
f3a0bf5c JB |
624 | } |
625 | ||
1dae0f0a AS |
626 | int |
627 | main (int argc, char **argv) | |
f3a0bf5c JB |
628 | { |
629 | Display *display; | |
837255fb | 630 | char *displayname, *resource_string, *class, *name; |
f3a0bf5c | 631 | XrmDatabase xdb; |
837255fb | 632 | List arg_list, lp; |
f3a0bf5c JB |
633 | |
634 | arg_list = arg_listify (argc, argv); | |
635 | ||
636 | lp = member ("-d", arg_list); | |
637 | if (!NIL (lp)) | |
638 | displayname = car (cdr (lp)); | |
639 | else | |
640 | displayname = "localhost:0.0"; | |
641 | ||
642 | lp = member ("-xrm", arg_list); | |
7d652d97 | 643 | resource_string = NIL (lp) ? 0 : car (cdr (lp)); |
f3a0bf5c JB |
644 | |
645 | lp = member ("-c", arg_list); | |
646 | if (! NIL (lp)) | |
647 | class = car (cdr (lp)); | |
648 | else | |
649 | class = "Emacs"; | |
650 | ||
837255fb JB |
651 | lp = member ("-n", arg_list); |
652 | if (! NIL (lp)) | |
653 | name = car (cdr (lp)); | |
654 | else | |
655 | name = "emacs"; | |
f3a0bf5c | 656 | |
837255fb | 657 | free_arglist (arg_list); |
f3a0bf5c JB |
658 | |
659 | if (!(display = XOpenDisplay (displayname))) | |
660 | fatal ("Can't open display '%s'\n", XDisplayName (displayname)); | |
661 | ||
837255fb | 662 | xdb = x_load_resources (display, resource_string, name, class); |
f3a0bf5c | 663 | |
f3a0bf5c JB |
664 | /* In a real program, you'd want to also do this: */ |
665 | display->db = xdb; | |
f3a0bf5c JB |
666 | |
667 | while (1) | |
668 | { | |
837255fb JB |
669 | char query_name[90]; |
670 | char query_class[90]; | |
671 | ||
672 | printf ("Name: "); | |
673 | gets (query_name); | |
f3a0bf5c | 674 | |
837255fb | 675 | if (strlen (query_name)) |
f3a0bf5c | 676 | { |
837255fb JB |
677 | char *value; |
678 | ||
679 | printf ("Class: "); | |
680 | gets (query_class); | |
681 | ||
682 | value = x_get_string_resource (xdb, query_name, query_class); | |
f3a0bf5c JB |
683 | |
684 | if (value != NULL) | |
837255fb | 685 | printf ("\t%s(%s): %s\n\n", query_name, query_class, value); |
f3a0bf5c JB |
686 | else |
687 | printf ("\tNo Value.\n\n"); | |
688 | } | |
689 | else | |
690 | break; | |
691 | } | |
692 | printf ("\tExit.\n\n"); | |
693 | ||
694 | XCloseDisplay (display); | |
1dae0f0a AS |
695 | |
696 | return 0; | |
f3a0bf5c JB |
697 | } |
698 | #endif /* TESTRM */ |