1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: misc.C |
2 | * File: misc.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
6 | * Copyright (c) 1996 mj olesen <olesen@me.QueensU.CA> Queen's Univ at Kingston |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
7 | * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
8 | * Copyright (c) 1998-2000 Geoff Wing <gcw@pobox.com> |
8 | * Copyright (c) 1998-2000 Geoff Wing <gcw@pobox.com> |
9 | * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
9 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
10 | * |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify |
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 |
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 |
13 | * the Free Software Foundation; either version 2 of the License, or |
14 | * (at your option) any later version. |
14 | * (at your option) any later version. |
… | |
… | |
23 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
23 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
24 | *----------------------------------------------------------------------*/ |
24 | *----------------------------------------------------------------------*/ |
25 | |
25 | |
26 | #include "../config.h" /* NECESSARY */ |
26 | #include "../config.h" /* NECESSARY */ |
27 | #include "rxvt.h" /* NECESSARY */ |
27 | #include "rxvt.h" /* NECESSARY */ |
28 | #include "misc.intpro" /* PROTOS for internal routines */ |
|
|
29 | |
28 | |
30 | char * |
29 | char * |
31 | rxvt_wcstombs (const wchar_t *str, int len) |
30 | rxvt_wcstombs (const wchar_t *str, int len) |
32 | { |
31 | { |
33 | if (len < 0) len = wcslen (str); |
32 | if (len < 0) len = wcslen (str); |
… | |
… | |
36 | char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); |
35 | char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); |
37 | |
36 | |
38 | char *dst = r; |
37 | char *dst = r; |
39 | while (len--) |
38 | while (len--) |
40 | { |
39 | { |
41 | int l = wcrtomb (dst, *str++, mbs); |
40 | ssize_t l = wcrtomb (dst, *str++, mbs); |
|
|
41 | |
42 | if (l < 0) |
42 | if (l < 0) |
43 | *dst++ = '?'; |
43 | *dst++ = '?'; |
44 | else |
44 | else |
45 | dst += l; |
45 | dst += l; |
46 | } |
46 | } |
47 | |
47 | |
48 | *dst++ = 0; |
48 | *dst++ = 0; |
49 | |
49 | |
50 | return r; |
50 | return (char *)rxvt_realloc (r, dst - r); |
51 | } |
51 | } |
52 | |
52 | |
53 | wchar_t * |
53 | wchar_t * |
54 | rxvt_mbstowcs (const char *str, int len) |
54 | rxvt_mbstowcs (const char *str, int len) |
55 | { |
55 | { |
56 | if (len < 0) len = strlen (str); |
56 | if (len < 0) len = strlen (str); |
57 | |
57 | |
58 | wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t)); |
58 | wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t)); |
59 | |
59 | |
60 | if (mbstowcs (r, str, len + 1) < 0) |
60 | if ((ssize_t)mbstowcs (r, str, len + 1) < 0) |
61 | *r = 0; |
61 | *r = 0; |
62 | |
62 | |
63 | return r; |
63 | return r; |
64 | } |
64 | } |
65 | |
65 | |
… | |
… | |
79 | *p++ = w; |
79 | *p++ = w; |
80 | else if (w < 0x000800) |
80 | else if (w < 0x000800) |
81 | *p++ = 0xc0 | ( w >> 6), |
81 | *p++ = 0xc0 | ( w >> 6), |
82 | *p++ = 0x80 | ( w & 0x3f); |
82 | *p++ = 0x80 | ( w & 0x3f); |
83 | else if (w < 0x010000) |
83 | else if (w < 0x010000) |
84 | *p++ = 0xe0 | ( w >> 12 ), |
84 | *p++ = 0xe0 | ( w >> 12), |
85 | *p++ = 0x80 | ((w >> 6) & 0x3f), |
85 | *p++ = 0x80 | ((w >> 6) & 0x3f), |
86 | *p++ = 0x80 | ( w & 0x3f); |
86 | *p++ = 0x80 | ( w & 0x3f); |
87 | else if (w < 0x110000) |
87 | else if (w < 0x110000) |
88 | *p++ = 0xf0 | ( w >> 18), |
88 | *p++ = 0xf0 | ( w >> 18), |
89 | *p++ = 0x80 | ((w >> 12) & 0x3f), |
89 | *p++ = 0x80 | ((w >> 12) & 0x3f), |
… | |
… | |
91 | *p++ = 0x80 | ( w & 0x3f); |
91 | *p++ = 0x80 | ( w & 0x3f); |
92 | else |
92 | else |
93 | *p++ = '?'; |
93 | *p++ = '?'; |
94 | } |
94 | } |
95 | |
95 | |
96 | *p = 0; |
96 | *p++ = 0; |
97 | |
97 | |
98 | return r; |
98 | return (char *)rxvt_realloc (r, p - r); |
99 | } |
99 | } |
100 | |
100 | |
101 | wchar_t * |
101 | wchar_t * |
102 | rxvt_utf8towcs (const char *str, int len) |
102 | rxvt_utf8towcs (const char *str, int len) |
103 | { |
103 | { |
… | |
… | |
116 | if (len == 0) |
116 | if (len == 0) |
117 | break; |
117 | break; |
118 | else if (s[0] < 0x80) |
118 | else if (s[0] < 0x80) |
119 | *p++ = *s++; |
119 | *p++ = *s++; |
120 | else if (len >= 2 |
120 | else if (len >= 2 |
121 | && s[0] >= 0xc2 && s[0] <= 0xdf |
121 | && s[0] >= 0xc2 && s[0] <= 0xdf |
122 | && (s[1] & 0xc0) == 0x80) |
122 | && (s[1] & 0xc0) == 0x80) |
123 | { |
123 | { |
124 | *p++ = ((s[0] & 0x1f) << 6) |
124 | *p++ = ((s[0] & 0x1f) << 6) |
125 | | (s[1] & 0x3f); |
125 | | (s[1] & 0x3f); |
126 | s += 2; |
126 | s += 2; |
… | |
… | |
144 | || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f) |
144 | || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f) |
145 | ) |
145 | ) |
146 | && (s[2] & 0xc0) == 0x80 |
146 | && (s[2] & 0xc0) == 0x80 |
147 | && (s[3] & 0xc0) == 0x80) |
147 | && (s[3] & 0xc0) == 0x80) |
148 | { |
148 | { |
149 | *p++ = ((s[0] & 0x07) << 18) |
149 | *p++ = ((s[0] & 0x07) << 18) |
150 | | ((s[1] & 0x3f) << 12) |
150 | | ((s[1] & 0x3f) << 12) |
151 | | ((s[2] & 0x3f) << 6) |
151 | | ((s[2] & 0x3f) << 6) |
152 | | (s[3] & 0x3f); |
152 | | (s[3] & 0x3f); |
153 | s += 4; |
153 | s += 4; |
154 | } |
154 | } |
155 | else |
155 | else |
156 | { |
156 | { |
… | |
… | |
163 | |
163 | |
164 | return r; |
164 | return r; |
165 | } |
165 | } |
166 | |
166 | |
167 | char * |
167 | char * |
168 | rxvt_strdup (const char *str) |
|
|
169 | { |
|
|
170 | return str ? strdup (str) : 0; |
|
|
171 | } |
|
|
172 | |
|
|
173 | /* INTPROTO */ |
|
|
174 | char * |
|
|
175 | rxvt_r_basename (const char *str) |
168 | rxvt_basename (const char *str) NOTHROW |
176 | { |
169 | { |
177 | char *base = strrchr (str, '/'); |
170 | char *base = strrchr (str, '/'); |
178 | |
171 | |
179 | return (char *) (base ? base + 1 : str); |
172 | return (char *) (base ? base + 1 : str); |
180 | } |
173 | } |
181 | |
174 | |
182 | /* |
175 | /* |
183 | * Print an error message |
176 | * Print an error message |
184 | */ |
177 | */ |
185 | /* INTPROTO */ |
|
|
186 | void |
178 | void |
187 | rxvt_vlog (const char *fmt, va_list arg_ptr) |
179 | rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW |
188 | { |
180 | { |
189 | char msg[1024]; |
181 | char msg[1024]; |
190 | |
182 | |
191 | vsnprintf (msg, sizeof msg, fmt, arg_ptr); |
183 | vsnprintf (msg, sizeof msg, fmt, arg_ptr); |
192 | |
184 | |
… | |
… | |
194 | (*GET_R->log_hook) (msg); |
186 | (*GET_R->log_hook) (msg); |
195 | else |
187 | else |
196 | write (STDOUT_FILENO, msg, strlen (msg)); |
188 | write (STDOUT_FILENO, msg, strlen (msg)); |
197 | } |
189 | } |
198 | |
190 | |
199 | /* INTPROTO */ |
|
|
200 | void |
191 | void |
201 | rxvt_log (const char *fmt,...) |
192 | rxvt_log (const char *fmt,...) NOTHROW |
202 | { |
193 | { |
203 | va_list arg_ptr; |
194 | va_list arg_ptr; |
204 | |
195 | |
205 | va_start (arg_ptr, fmt); |
196 | va_start (arg_ptr, fmt); |
206 | rxvt_vlog (fmt, arg_ptr); |
197 | rxvt_vlog (fmt, arg_ptr); |
… | |
… | |
208 | } |
199 | } |
209 | |
200 | |
210 | /* |
201 | /* |
211 | * Print an error message |
202 | * Print an error message |
212 | */ |
203 | */ |
213 | /* INTPROTO */ |
|
|
214 | void |
204 | void |
215 | rxvt_warn (const char *fmt,...) |
205 | rxvt_warn (const char *fmt,...) NOTHROW |
216 | { |
206 | { |
217 | va_list arg_ptr; |
207 | va_list arg_ptr; |
218 | |
208 | |
219 | rxvt_log ("%s: ", RESNAME); |
209 | rxvt_log ("%s: ", RESNAME); |
220 | |
210 | |
221 | va_start (arg_ptr, fmt); |
211 | va_start (arg_ptr, fmt); |
222 | rxvt_vlog (fmt, arg_ptr); |
212 | rxvt_vlog (fmt, arg_ptr); |
223 | va_end (arg_ptr); |
213 | va_end (arg_ptr); |
224 | } |
214 | } |
225 | |
215 | |
226 | /* INTPROTO */ |
|
|
227 | void |
216 | void |
228 | rxvt_fatal (const char *fmt,...) |
217 | rxvt_fatal (const char *fmt,...) THROW ((class rxvt_failure_exception)) |
229 | { |
218 | { |
230 | va_list arg_ptr; |
219 | va_list arg_ptr; |
231 | |
220 | |
232 | rxvt_log ("%s: ", RESNAME); |
221 | rxvt_log ("%s: ", RESNAME); |
233 | |
222 | |
… | |
… | |
236 | va_end (arg_ptr); |
225 | va_end (arg_ptr); |
237 | |
226 | |
238 | rxvt_exit_failure (); |
227 | rxvt_exit_failure (); |
239 | } |
228 | } |
240 | |
229 | |
|
|
230 | void |
|
|
231 | rxvt_exit_failure () THROW ((class rxvt_failure_exception)) |
|
|
232 | { |
241 | class rxvt_failure_exception rxvt_failure_exception; |
233 | static class rxvt_failure_exception rxvt_failure_exception; |
242 | |
|
|
243 | /* INTPROTO */ |
|
|
244 | void |
|
|
245 | rxvt_exit_failure () |
|
|
246 | { |
|
|
247 | throw (rxvt_failure_exception); |
234 | throw (rxvt_failure_exception); |
248 | } |
235 | } |
249 | |
236 | |
250 | /* |
237 | /* |
251 | * check that the first characters of S1 match S2 |
238 | * remove leading/trailing space in place. |
252 | * |
|
|
253 | * No Match |
|
|
254 | * return: 0 |
|
|
255 | * Match |
|
|
256 | * return: strlen (S2) |
|
|
257 | */ |
239 | */ |
258 | /* INTPROTO */ |
240 | char * |
259 | int |
|
|
260 | rxvt_Str_match (const char *s1, const char *s2) |
|
|
261 | { |
|
|
262 | int n = strlen (s2); |
|
|
263 | |
|
|
264 | return ((strncmp (s1, s2, n) == 0) ? n : 0); |
|
|
265 | } |
|
|
266 | |
|
|
267 | /* INTPROTO */ |
|
|
268 | const char * |
|
|
269 | rxvt_Str_skip_space (const char *str) |
|
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270 | { |
|
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271 | if (str) |
|
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272 | while (*str && isspace (*str)) |
|
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273 | str++; |
|
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274 | |
|
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275 | return str; |
|
|
276 | } |
|
|
277 | |
|
|
278 | /* |
|
|
279 | * remove leading/trailing space and strip-off leading/trailing quotes. |
|
|
280 | * in place. |
|
|
281 | */ |
|
|
282 | /* INTPROTO */ |
|
|
283 | char * |
|
|
284 | rxvt_Str_trim (char *str) |
241 | rxvt_strtrim (char *str) NOTHROW |
285 | { |
242 | { |
286 | char *r, *s; |
243 | char *r, *s; |
287 | int n; |
|
|
288 | |
244 | |
289 | if (!str || !*str) /* shortcut */ |
245 | if (!str || !*str) /* shortcut */ |
290 | return str; |
246 | return str; |
291 | |
247 | |
292 | /* skip leading spaces */ |
248 | /* skip leading spaces */ |
293 | for (s = str; *s && isspace (*s); s++) ; |
249 | for (s = str; *s && isspace (*s); s++) ; |
|
|
250 | |
294 | /* goto end of string */ |
251 | /* goto end of string */ |
295 | for (n = 0, r = s; *r++; n++) ; |
252 | r = s + strlen (s) - 1; |
296 | r -= 2; |
253 | |
297 | /* dump return */ |
254 | /* dump return and other trailing whitespace */ |
298 | if (n > 0 && *r == '\n') |
255 | while (r > s && isspace (*r)) |
299 | n--, r--; |
256 | r--; |
300 | /* backtrack along trailing spaces */ |
|
|
301 | for (; n > 0 && isspace (*r); r--, n--) ; |
|
|
302 | /* skip matching leading/trailing quotes */ |
|
|
303 | if (*s == '"' && *r == '"' && n > 1) |
|
|
304 | { |
|
|
305 | s++; |
|
|
306 | n -= 2; |
|
|
307 | } |
|
|
308 | |
257 | |
309 | /* copy back over: forwards copy */ |
258 | memmove (str, s, r + 1 - s); |
310 | for (r = str; n; n--) |
259 | str[r + 1 - s] = 0; |
311 | *r++ = *s++; |
|
|
312 | *r = '\0'; |
|
|
313 | |
260 | |
314 | return str; |
261 | return str; |
315 | } |
|
|
316 | |
|
|
317 | /* |
|
|
318 | * in-place interpretation of string: |
|
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319 | * |
|
|
320 | * backslash-escaped: "\a\b\E\e\n\r\t", "\octal" |
|
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321 | * Ctrl chars: ^@ .. ^_, ^? |
|
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322 | * |
|
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323 | * Emacs-style: "M-" prefix |
|
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324 | * |
|
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325 | * Also, |
|
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326 | * "M-x" prefixed strings, append "\r" if needed |
|
|
327 | * "\E]" prefixed strings (XTerm escape sequence) append ST if needed |
|
|
328 | * |
|
|
329 | * returns the converted string length |
|
|
330 | */ |
|
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331 | /* INTPROTO */ |
|
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332 | int |
|
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333 | rxvt_Str_escaped (char *str) |
|
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334 | { |
|
|
335 | char ch, *s, *d; |
|
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336 | int i, num, append = 0; |
|
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337 | |
|
|
338 | if (!str || !*str) |
|
|
339 | return 0; |
|
|
340 | |
|
|
341 | d = s = str; |
|
|
342 | |
|
|
343 | if (*s == 'M' && s[1] == '-') |
|
|
344 | { |
|
|
345 | /* Emacs convenience, replace leading `M-..' with `\E..' */ |
|
|
346 | *d++ = C0_ESC; |
|
|
347 | s += 2; |
|
|
348 | if (toupper (*s) == 'X') |
|
|
349 | /* append carriage-return for `M-xcommand' */ |
|
|
350 | for (*d++ = 'x', append = '\r', s++; isspace (*s); s++) ; |
|
|
351 | } |
|
|
352 | for (; (ch = *s++);) |
|
|
353 | { |
|
|
354 | if (ch == '\\') |
|
|
355 | { |
|
|
356 | ch = *s++; |
|
|
357 | if (ch >= '0' && ch <= '7') |
|
|
358 | { /* octal */ |
|
|
359 | num = ch - '0'; |
|
|
360 | for (i = 0; i < 2; i++, s++) |
|
|
361 | { |
|
|
362 | ch = *s; |
|
|
363 | if (ch < '0' || ch > '7') |
|
|
364 | break; |
|
|
365 | num = num * 8 + ch - '0'; |
|
|
366 | } |
|
|
367 | ch = (char)num; |
|
|
368 | } |
|
|
369 | else if (ch == 'a') |
|
|
370 | ch = C0_BEL; /* bell */ |
|
|
371 | else if (ch == 'b') |
|
|
372 | ch = C0_BS; /* backspace */ |
|
|
373 | else if (ch == 'E' || ch == 'e') |
|
|
374 | ch = C0_ESC; /* escape */ |
|
|
375 | else if (ch == 'n') |
|
|
376 | ch = '\n'; /* newline */ |
|
|
377 | else if (ch == 'r') |
|
|
378 | ch = '\r'; /* carriage-return */ |
|
|
379 | else if (ch == 't') |
|
|
380 | ch = C0_HT; /* tab */ |
|
|
381 | } |
|
|
382 | else if (ch == '^') |
|
|
383 | { |
|
|
384 | ch = *s++; |
|
|
385 | ch = toupper (ch); |
|
|
386 | ch = (ch == '?' ? 127 : (ch - '@')); |
|
|
387 | } |
|
|
388 | *d++ = ch; |
|
|
389 | } |
|
|
390 | |
|
|
391 | /* ESC] is an XTerm escape sequence, must be terminated */ |
|
|
392 | if (*str == '\0' && str[1] == C0_ESC && str[2] == ']') |
|
|
393 | append = CHAR_ST; |
|
|
394 | |
|
|
395 | /* add trailing character as required */ |
|
|
396 | if (append && d[-1] != append) |
|
|
397 | *d++ = append; |
|
|
398 | *d = '\0'; |
|
|
399 | |
|
|
400 | return (d - str); |
|
|
401 | } |
262 | } |
402 | |
263 | |
403 | /* |
264 | /* |
404 | * Split a comma-separated string into an array, stripping leading and |
265 | * Split a comma-separated string into an array, stripping leading and |
405 | * trailing spaces (and paired quotes) from each entry. Empty strings |
266 | * trailing spaces from each entry. Empty strings are properly returned |
406 | * are properly returned |
|
|
407 | * Caller should free each entry and array when done |
|
|
408 | */ |
267 | */ |
409 | /* INTPROTO */ |
268 | char ** |
410 | char ** |
|
|
411 | rxvt_splitcommastring (const char *cs) |
269 | rxvt_splitcommastring (const char *cs) NOTHROW |
412 | { |
270 | { |
413 | int l, n, p; |
271 | int l, n, p; |
414 | const char *s, *t; |
272 | const char *s, *t; |
415 | char **ret; |
273 | char **ret; |
416 | |
274 | |
… | |
… | |
418 | s = ""; |
276 | s = ""; |
419 | |
277 | |
420 | for (n = 1, t = s; *t; t++) |
278 | for (n = 1, t = s; *t; t++) |
421 | if (*t == ',') |
279 | if (*t == ',') |
422 | n++; |
280 | n++; |
|
|
281 | |
423 | ret = (char **)malloc ((n + 1) * sizeof (char *)); |
282 | ret = (char **)malloc ((n + 1) * sizeof (char *)); |
424 | ret[n] = NULL; |
283 | ret[n] = NULL; |
425 | |
284 | |
426 | for (l = 0, t = s; l < n; l++) |
285 | for (l = 0, t = s; l < n; l++) |
427 | { |
286 | { |
428 | for ( ; *t && *t != ','; t++) ; |
287 | for ( ; *t && *t != ','; t++) ; |
429 | p = t - s; |
288 | p = t - s; |
430 | ret[l] = (char *)malloc (p + 1); |
289 | ret[l] = (char *)malloc (p + 1); |
431 | strncpy (ret[l], s, p); |
290 | strncpy (ret[l], s, p); |
432 | ret[l][p] = '\0'; |
291 | ret[l][p] = '\0'; |
433 | rxvt_Str_trim (ret[l]); |
292 | rxvt_strtrim (ret[l]); |
434 | s = ++t; |
293 | s = ++t; |
435 | } |
294 | } |
|
|
295 | |
436 | return ret; |
296 | return ret; |
437 | } |
297 | } |
438 | |
298 | |
439 | void |
299 | void |
440 | rxvt_freecommastring (char **cs) |
300 | rxvt_freecommastring (char **cs) NOTHROW |
441 | { |
301 | { |
442 | for (int i = 0; cs[i]; ++i) |
302 | for (int i = 0; cs[i]; ++i) |
443 | free (cs[i]); |
303 | free (cs[i]); |
444 | |
304 | |
445 | free (cs); |
305 | free (cs); |
446 | } |
306 | } |
447 | |
307 | |
448 | /*----------------------------------------------------------------------* |
|
|
449 | * file searching |
|
|
450 | */ |
|
|
451 | |
308 | |
452 | /* #define DEBUG_SEARCH_PATH */ |
|
|
453 | |
309 | |
454 | #if defined (XPM_BACKGROUND) || (MENUBAR_MAX) |
|
|
455 | /* |
|
|
456 | * search for FILE in the current working directory, and within the |
|
|
457 | * colon-delimited PATHLIST, adding the file extension EXT if required. |
|
|
458 | * |
|
|
459 | * FILE is either semi-colon or zero terminated |
|
|
460 | */ |
|
|
461 | /* INTPROTO */ |
|
|
462 | char * |
|
|
463 | rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) |
|
|
464 | { |
|
|
465 | int maxpath, len; |
|
|
466 | const char *p, *path; |
|
|
467 | char name[256]; |
|
|
468 | |
|
|
469 | if (!access (file, R_OK)) /* found (plain name) in current directory */ |
|
|
470 | return strdup (file); |
|
|
471 | |
|
|
472 | /* semi-colon delimited */ |
|
|
473 | if ((p = strchr (file, ';'))) |
|
|
474 | len = (p - file); |
|
|
475 | else |
|
|
476 | len = strlen (file); |
|
|
477 | |
|
|
478 | #ifdef DEBUG_SEARCH_PATH |
|
|
479 | getcwd (name, sizeof (name)); |
|
|
480 | fprintf (stderr, "pwd: \"%s\"\n", name); |
|
|
481 | fprintf (stderr, "find: \"%.*s\"\n", len, file); |
|
|
482 | #endif |
|
|
483 | |
|
|
484 | /* leave room for an extra '/' and trailing '\0' */ |
|
|
485 | maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
|
|
486 | if (maxpath <= 0) |
|
|
487 | return NULL; |
|
|
488 | |
|
|
489 | /* check if we can find it now */ |
|
|
490 | strncpy (name, file, len); |
|
|
491 | name[len] = '\0'; |
|
|
492 | |
|
|
493 | if (!access (name, R_OK)) |
|
|
494 | return strdup (name); |
|
|
495 | if (ext) |
|
|
496 | { |
|
|
497 | strcat (name, ext); |
|
|
498 | if (!access (name, R_OK)) |
|
|
499 | return strdup (name); |
|
|
500 | } |
|
|
501 | for (path = pathlist; path != NULL && *path != '\0'; path = p) |
|
|
502 | { |
|
|
503 | int n; |
|
|
504 | |
|
|
505 | /* colon delimited */ |
|
|
506 | if ((p = strchr (path, ':')) == NULL) |
|
|
507 | p = strchr (path, '\0'); |
|
|
508 | |
|
|
509 | n = (p - path); |
|
|
510 | if (*p != '\0') |
|
|
511 | p++; |
|
|
512 | |
|
|
513 | if (n > 0 && n <= maxpath) |
|
|
514 | { |
|
|
515 | strncpy (name, path, n); |
|
|
516 | if (name[n - 1] != '/') |
|
|
517 | name[n++] = '/'; |
|
|
518 | name[n] = '\0'; |
|
|
519 | strncat (name, file, len); |
|
|
520 | |
|
|
521 | if (!access (name, R_OK)) |
|
|
522 | return strdup (name); |
|
|
523 | if (ext) |
|
|
524 | { |
|
|
525 | strcat (name, ext); |
|
|
526 | if (!access (name, R_OK)) |
|
|
527 | return strdup (name); |
|
|
528 | } |
|
|
529 | } |
|
|
530 | } |
|
|
531 | return NULL; |
|
|
532 | } |
|
|
533 | |
|
|
534 | /* INTPROTO */ |
|
|
535 | char * |
|
|
536 | rxvt_File_find (const char *file, const char *ext, const char *path) |
|
|
537 | { |
|
|
538 | char *f; |
|
|
539 | |
|
|
540 | if (file == NULL || *file == '\0') |
|
|
541 | return NULL; |
|
|
542 | |
|
|
543 | /* search environment variables here too */ |
|
|
544 | if ((f = rxvt_File_search_path (path, file, ext)) == NULL) |
|
|
545 | #ifdef PATH_ENV |
|
|
546 | if ((f = rxvt_File_search_path (getenv (PATH_ENV), file, ext)) == NULL) |
|
|
547 | #endif |
|
|
548 | f = rxvt_File_search_path (getenv ("PATH"), file, ext); |
|
|
549 | |
|
|
550 | #ifdef DEBUG_SEARCH_PATH |
|
|
551 | if (f) |
|
|
552 | fprintf (stderr, "found: \"%s\"\n", f); |
|
|
553 | #endif |
|
|
554 | |
|
|
555 | return f; |
|
|
556 | } |
|
|
557 | #endif /* defined (XPM_BACKGROUND) || (MENUBAR_MAX) */ |
|
|
558 | |
|
|
559 | /*----------------------------------------------------------------------* |
|
|
560 | * miscellaneous drawing routines |
|
|
561 | */ |
|
|
562 | |
|
|
563 | /* |
|
|
564 | * Draw top/left and bottom/right border shadows around windows |
|
|
565 | */ |
|
|
566 | #if defined(RXVT_SCROLLBAR) || defined(MENUBAR) |
|
|
567 | /* INTPROTO */ |
|
|
568 | void |
|
|
569 | rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) |
|
|
570 | { |
|
|
571 | int shadow; |
|
|
572 | |
|
|
573 | shadow = (w == 0 || h == 0) ? 1 : SHADOW; |
|
|
574 | w += x - 1; |
|
|
575 | h += y - 1; |
|
|
576 | for (; shadow-- > 0; x++, y++, w--, h--) |
|
|
577 | { |
|
|
578 | XDrawLine (display, win, topShadow, x, y, w, y); |
|
|
579 | XDrawLine (display, win, topShadow, x, y, x, h); |
|
|
580 | XDrawLine (display, win, botShadow, w, h, w, y + 1); |
|
|
581 | XDrawLine (display, win, botShadow, w, h, x + 1, h); |
|
|
582 | } |
|
|
583 | } |
|
|
584 | #endif |
|
|
585 | |
|
|
586 | /* button shapes */ |
|
|
587 | #ifdef MENUBAR |
|
|
588 | /* INTPROTO */ |
|
|
589 | void |
|
|
590 | rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) |
|
|
591 | { |
|
|
592 | switch (type) |
|
|
593 | { |
|
|
594 | case 'r': /* right triangle */ |
|
|
595 | XDrawLine (display, win, topShadow, x, y, x, y + w); |
|
|
596 | XDrawLine (display, win, topShadow, x, y, x + w, y + w / 2); |
|
|
597 | XDrawLine (display, win, botShadow, x, y + w, x + w, y + w / 2); |
|
|
598 | break; |
|
|
599 | |
|
|
600 | case 'l': /* left triangle */ |
|
|
601 | XDrawLine (display, win, botShadow, x + w, y + w, x + w, y); |
|
|
602 | XDrawLine (display, win, botShadow, x + w, y + w, x, y + w / 2); |
|
|
603 | XDrawLine (display, win, topShadow, x, y + w / 2, x + w, y); |
|
|
604 | break; |
|
|
605 | |
|
|
606 | case 'd': /* down triangle */ |
|
|
607 | XDrawLine (display, win, topShadow, x, y, x + w / 2, y + w); |
|
|
608 | XDrawLine (display, win, topShadow, x, y, x + w, y); |
|
|
609 | XDrawLine (display, win, botShadow, x + w, y, x + w / 2, y + w); |
|
|
610 | break; |
|
|
611 | |
|
|
612 | case 'u': /* up triangle */ |
|
|
613 | XDrawLine (display, win, botShadow, x + w, y + w, x + w / 2, y); |
|
|
614 | XDrawLine (display, win, botShadow, x + w, y + w, x, y + w); |
|
|
615 | XDrawLine (display, win, topShadow, x, y + w, x + w / 2, y); |
|
|
616 | break; |
|
|
617 | #if 0 |
|
|
618 | case 's': /* square */ |
|
|
619 | XDrawLine (display, win, topShadow, x + w, y, x, y); |
|
|
620 | XDrawLine (display, win, topShadow, x, y, x, y + w); |
|
|
621 | XDrawLine (display, win, botShadow, x, y + w, x + w, y + w); |
|
|
622 | XDrawLine (display, win, botShadow, x + w, y + w, x + w, y); |
|
|
623 | break; |
|
|
624 | #endif |
|
|
625 | |
|
|
626 | } |
|
|
627 | } |
|
|
628 | #endif |
|
|
629 | /*----------------------- end-of-file (C source) -----------------------*/ |
|
|