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Comparing rxvt-unicode/src/misc.C (file contents):
Revision 1.10 by pcg, Sat Mar 6 00:05:01 2004 UTC vs.
Revision 1.19 by root, Sun Dec 12 06:30:25 2004 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*--------------------------------*-C-*---------------------------------*
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>
… …
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 */ 28#include "misc.intpro" /* PROTOS for internal routines */
29 29
30/* EXTPROTO */
31char * 30char *
32rxvt_wcstombs (const wchar_t *str, int len) 31rxvt_wcstombs (const wchar_t *str, int len)
33{ 32{
33 if (len < 0) len = wcslen (str);
34
34 mbstate mbs; 35 mbstate mbs;
35 char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); 36 char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1);
36 37
37 char *dst = r; 38 char *dst = r;
38 while (len--) 39 while (len--)
… …
47 *dst++ = 0; 48 *dst++ = 0;
48 49
49 return r; 50 return r;
50} 51}
51 52
52/* EXTPROTO */ 53wchar_t *
54rxvt_mbstowcs (const char *str, int len)
55{
56 if (len < 0) len = strlen (str);
57
58 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
59
60 if (mbstowcs (r, str, len + 1) < 0)
61 *r = 0;
62
63 return r;
64}
65
66char *
67rxvt_wcstoutf8 (const wchar_t *str, int len)
68{
69 if (len < 0) len = wcslen (str);
70
71 char *r = (char *)rxvt_malloc (len * 4 + 1);
72 char *p = r;
73
74 while (len--)
75 {
76 unicode_t w = *str++;
77
78 if (w < 0x000080)
79 *p++ = w;
80 else if (w < 0x000800)
81 *p++ = 0xc0 | ( w >> 6),
82 *p++ = 0x80 | ( w & 0x3f);
83 else if (w < 0x010000)
84 *p++ = 0xe0 | ( w >> 12 ),
85 *p++ = 0x80 | ((w >> 6) & 0x3f),
86 *p++ = 0x80 | ( w & 0x3f);
87 else if (w < 0x110000)
88 *p++ = 0xf0 | ( w >> 18),
89 *p++ = 0x80 | ((w >> 12) & 0x3f),
90 *p++ = 0x80 | ((w >> 6) & 0x3f),
91 *p++ = 0x80 | ( w & 0x3f);
92 else
93 *p++ = '?';
94 }
95
96 *p = 0;
97
98 return r;
99}
100
101wchar_t *
102rxvt_utf8towcs (const char *str, int len)
103{
104 if (len < 0) len = strlen (str);
105
106 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
107 wchar_t *p = r;
108
109 unsigned char *s = (unsigned char *)str;
110
111 while (len--)
112 {
113 if (s[0] < 0x80)
114 *p++ = *s++;
115 else if (len > 0
116 && s[0] >= 0xc2 && s[0] <= 0xdf
117 && (s[1] & 0xc0) == 0x80)
118 {
119 *p++ = ((s[0] & 0x1f) << 6)
120 | (s[1] & 0x3f);
121 s += 2;
122 }
123 else if (len > 1
124 && ( (s[0] == 0xe0 && s[1] >= 0xa0 && s[1] <= 0xbf)
125 || (s[0] >= 0xe1 && s[0] <= 0xec && s[1] >= 0x80 && s[1] <= 0xbf)
126 || (s[0] == 0xed && s[1] >= 0x80 && s[1] <= 0x9f)
127 || (s[0] >= 0xee && s[0] <= 0xef && s[1] >= 0x80 && s[1] <= 0xbf)
128 )
129 && (s[2] & 0xc0) == 0x80)
130 {
131 *p++ = ((s[0] & 0x0f) << 12)
132 | ((s[1] & 0x3f) << 6)
133 | (s[2] & 0x3f);
134 s += 3;
135 }
136 else if (len > 2
137 && ( (s[0] == 0xf0 && s[1] >= 0x90 && s[1] <= 0xbf)
138 || (s[0] >= 0xf1 && s[0] <= 0xf3 && s[1] >= 0x80 && s[1] <= 0xbf)
139 || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f)
140 )
141 && (s[2] & 0xc0) == 0x80
142 && (s[3] & 0xc0) == 0x80)
143 {
144 *p++ = ((s[0] & 0x07) << 18)
145 | ((s[1] & 0x3f) << 12)
146 | ((s[2] & 0x3f) << 6)
147 | (s[3] & 0x3f);
148 s += 4;
149 }
150 else
151 {
152 *p++ = 0xfffd;
153 s++;
154 }
155 }
156
157 *p = 0;
158
159 return r;
160}
161
53char * 162char *
54rxvt_strdup (const char *str) 163rxvt_strdup (const char *str)
55{ 164{
56 return str ? strdup (str) : 0; 165 return str ? strdup (str) : 0;
57} 166}
58 167
59/* EXTPROTO */ 168/* INTPROTO */
60char * 169char *
61rxvt_r_basename (const char *str) 170rxvt_r_basename (const char *str)
62{ 171{
63 char *base = STRRCHR (str, '/'); 172 char *base = strrchr (str, '/');
64 173
65 return (char *) (base ? base + 1 : str); 174 return (char *) (base ? base + 1 : str);
66} 175}
67 176
68/* 177/*
69 * Print an error message 178 * Print an error message
70 */ 179 */
71/* EXTPROTO */ 180/* INTPROTO */
72void 181void
182rxvt_vlog (const char *fmt, va_list arg_ptr)
183{
184 char msg[1024];
185
186 vsnprintf (msg, sizeof msg, fmt, arg_ptr);
187
188 if (GET_R && GET_R->log_hook)
189 (*GET_R->log_hook) (msg);
190 else
191 write (STDOUT_FILENO, msg, strlen (msg));
192}
193
194/* INTPROTO */
195void
73rxvt_print_error (const char *fmt,...) 196rxvt_log (const char *fmt,...)
74{ 197{
75 va_list arg_ptr; 198 va_list arg_ptr;
76 199
77 va_start (arg_ptr, fmt); 200 va_start (arg_ptr, fmt);
78 fprintf (stderr, RESNAME ": "); 201 rxvt_vlog (fmt, arg_ptr);
79 vfprintf (stderr, fmt, arg_ptr);
80 fprintf (stderr, "\n");
81 va_end (arg_ptr); 202 va_end (arg_ptr);
203}
204
205/*
206 * Print an error message
207 */
208/* INTPROTO */
209void
210rxvt_warn (const char *fmt,...)
211{
212 va_list arg_ptr;
213
214 rxvt_log ("%s: ", RESNAME);
215
216 va_start (arg_ptr, fmt);
217 rxvt_vlog (fmt, arg_ptr);
218 va_end (arg_ptr);
219}
220
221/* INTPROTO */
222void
223rxvt_fatal (const char *fmt,...)
224{
225 va_list arg_ptr;
226
227 rxvt_log ("%s: ", RESNAME);
228
229 va_start (arg_ptr, fmt);
230 rxvt_vlog (fmt, arg_ptr);
231 va_end (arg_ptr);
232
233 rxvt_exit_failure ();
234}
235
236class rxvt_failure_exception rxvt_failure_exception;
237
238/* INTPROTO */
239void
240rxvt_exit_failure ()
241{
242 throw (rxvt_failure_exception);
82} 243}
83 244
84/* 245/*
85 * check that the first characters of S1 match S2 246 * check that the first characters of S1 match S2
86 * 247 *
87 * No Match 248 * No Match
88 * return: 0 249 * return: 0
89 * Match 250 * Match
90 * return: STRLEN (S2) 251 * return: strlen (S2)
91 */ 252 */
92/* EXTPROTO */ 253/* INTPROTO */
93int 254int
94rxvt_Str_match (const char *s1, const char *s2) 255rxvt_Str_match (const char *s1, const char *s2)
95{ 256{
96 int n = STRLEN (s2); 257 int n = strlen (s2);
97 258
98 return ((STRNCMP (s1, s2, n) == 0) ? n : 0); 259 return ((strncmp (s1, s2, n) == 0) ? n : 0);
99} 260}
100 261
101/* EXTPROTO */ 262/* INTPROTO */
102const char * 263const char *
103rxvt_Str_skip_space (const char *str) 264rxvt_Str_skip_space (const char *str)
104{ 265{
105 if (str) 266 if (str)
106 while (*str && isspace (*str)) 267 while (*str && isspace (*str))
… …
111 272
112/* 273/*
113 * remove leading/trailing space and strip-off leading/trailing quotes. 274 * remove leading/trailing space and strip-off leading/trailing quotes.
114 * in place. 275 * in place.
115 */ 276 */
116/* EXTPROTO */ 277/* INTPROTO */
117char * 278char *
118rxvt_Str_trim (char *str) 279rxvt_Str_trim (char *str)
119{ 280{
120 char *r, *s; 281 char *r, *s;
121 int n; 282 int n;
… …
160 * "M-x" prefixed strings, append "\r" if needed 321 * "M-x" prefixed strings, append "\r" if needed
161 * "\E]" prefixed strings (XTerm escape sequence) append ST if needed 322 * "\E]" prefixed strings (XTerm escape sequence) append ST if needed
162 * 323 *
163 * returns the converted string length 324 * returns the converted string length
164 */ 325 */
165/* EXTPROTO */ 326/* INTPROTO */
166int 327int
167rxvt_Str_escaped (char *str) 328rxvt_Str_escaped (char *str)
168{ 329{
169 char ch, *s, *d; 330 char ch, *s, *d;
170 int i, num, append = 0; 331 int i, num, append = 0;
… …
238 * Split a comma-separated string into an array, stripping leading and 399 * Split a comma-separated string into an array, stripping leading and
239 * trailing spaces (and paired quotes) from each entry. Empty strings 400 * trailing spaces (and paired quotes) from each entry. Empty strings
240 * are properly returned 401 * are properly returned
241 * Caller should free each entry and array when done 402 * Caller should free each entry and array when done
242 */ 403 */
243/* EXTPROTO */ 404/* INTPROTO */
244char ** 405char **
245rxvt_splitcommastring (const char *cs) 406rxvt_splitcommastring (const char *cs)
246{ 407{
247 int l, n, p; 408 int l, n, p;
248 const char *s, *t; 409 const char *s, *t;
… …
268 s = ++t; 429 s = ++t;
269 } 430 }
270 return ret; 431 return ret;
271} 432}
272 433
434void
435rxvt_freecommastring (char **cs)
436{
437 for (int i = 0; cs[i]; ++i)
438 free (cs[i]);
439
440 free (cs);
441}
442
273/*----------------------------------------------------------------------* 443/*----------------------------------------------------------------------*
274 * file searching 444 * file searching
275 */ 445 */
276 446
277/* #define DEBUG_SEARCH_PATH */ 447/* #define DEBUG_SEARCH_PATH */
… …
290 int maxpath, len; 460 int maxpath, len;
291 const char *p, *path; 461 const char *p, *path;
292 char name[256]; 462 char name[256];
293 463
294 if (!access (file, R_OK)) /* found (plain name) in current directory */ 464 if (!access (file, R_OK)) /* found (plain name) in current directory */
295 return STRDUP (file); 465 return strdup (file);
296 466
297 /* semi-colon delimited */ 467 /* semi-colon delimited */
298 if ((p = STRCHR (file, ';'))) 468 if ((p = strchr (file, ';')))
299 len = (p - file); 469 len = (p - file);
300 else 470 else
301 len = STRLEN (file); 471 len = strlen (file);
302 472
303#ifdef DEBUG_SEARCH_PATH 473#ifdef DEBUG_SEARCH_PATH
304 getcwd (name, sizeof (name)); 474 getcwd (name, sizeof (name));
305 fprintf (stderr, "pwd: \"%s\"\n", name); 475 fprintf (stderr, "pwd: \"%s\"\n", name);
306 fprintf (stderr, "find: \"%.*s\"\n", len, file); 476 fprintf (stderr, "find: \"%.*s\"\n", len, file);
307#endif 477#endif
308 478
309 /* leave room for an extra '/' and trailing '\0' */ 479 /* leave room for an extra '/' and trailing '\0' */
310 maxpath = sizeof (name) - (len + (ext ? STRLEN (ext) : 0) + 2); 480 maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2);
311 if (maxpath <= 0) 481 if (maxpath <= 0)
312 return NULL; 482 return NULL;
313 483
314 /* check if we can find it now */ 484 /* check if we can find it now */
315 STRNCPY (name, file, len); 485 strncpy (name, file, len);
316 name[len] = '\0'; 486 name[len] = '\0';
317 487
318 if (!access (name, R_OK)) 488 if (!access (name, R_OK))
319 return STRDUP (name); 489 return strdup (name);
320 if (ext) 490 if (ext)
321 { 491 {
322 STRCAT (name, ext); 492 strcat (name, ext);
323 if (!access (name, R_OK)) 493 if (!access (name, R_OK))
324 return STRDUP (name); 494 return strdup (name);
325 } 495 }
326 for (path = pathlist; path != NULL && *path != '\0'; path = p) 496 for (path = pathlist; path != NULL && *path != '\0'; path = p)
327 { 497 {
328 int n; 498 int n;
329 499
330 /* colon delimited */ 500 /* colon delimited */
331 if ((p = STRCHR (path, ':')) == NULL) 501 if ((p = strchr (path, ':')) == NULL)
332 p = STRCHR (path, '\0'); 502 p = strchr (path, '\0');
333 503
334 n = (p - path); 504 n = (p - path);
335 if (*p != '\0') 505 if (*p != '\0')
336 p++; 506 p++;
337 507
338 if (n > 0 && n <= maxpath) 508 if (n > 0 && n <= maxpath)
339 { 509 {
340 STRNCPY (name, path, n); 510 strncpy (name, path, n);
341 if (name[n - 1] != '/') 511 if (name[n - 1] != '/')
342 name[n++] = '/'; 512 name[n++] = '/';
343 name[n] = '\0'; 513 name[n] = '\0';
344 STRNCAT (name, file, len); 514 strncat (name, file, len);
345 515
346 if (!access (name, R_OK)) 516 if (!access (name, R_OK))
347 return STRDUP (name); 517 return strdup (name);
348 if (ext) 518 if (ext)
349 { 519 {
350 STRCAT (name, ext); 520 strcat (name, ext);
351 if (!access (name, R_OK)) 521 if (!access (name, R_OK))
352 return STRDUP (name); 522 return strdup (name);
353 } 523 }
354 } 524 }
355 } 525 }
356 return NULL; 526 return NULL;
357} 527}
358 528
359/* EXTPROTO */ 529/* INTPROTO */
360char * 530char *
361rxvt_File_find (const char *file, const char *ext, const char *path) 531rxvt_File_find (const char *file, const char *ext, const char *path)
362{ 532{
363 char *f; 533 char *f;
364 534
… …
387 557
388/* 558/*
389 * Draw top/left and bottom/right border shadows around windows 559 * Draw top/left and bottom/right border shadows around windows
390 */ 560 */
391#if defined(RXVT_SCROLLBAR) || defined(MENUBAR) 561#if defined(RXVT_SCROLLBAR) || defined(MENUBAR)
392/* EXTPROTO */ 562/* INTPROTO */
393void 563void
394rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) 564rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h)
395{ 565{
396 int shadow; 566 int shadow;
397 567
… …
408} 578}
409#endif 579#endif
410 580
411/* button shapes */ 581/* button shapes */
412#ifdef MENUBAR 582#ifdef MENUBAR
413/* EXTPROTO */ 583/* INTPROTO */
414void 584void
415rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) 585rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type)
416{ 586{
417 switch (type) 587 switch (type)
418 { 588 {

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