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Comparing rxvt-unicode/src/misc.C (file contents):
Revision 1.15 by root, Sun Aug 15 04:54:21 2004 UTC vs.
Revision 1.30 by root, Tue Jan 3 02:43:33 2006 UTC

… …
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/* INTPROTO */
31char * 29char *
32rxvt_wcstombs (const wchar_t *str, int len) 30rxvt_wcstombs (const wchar_t *str, int len)
33{ 31{
32 if (len < 0) len = wcslen (str);
33
34 mbstate mbs; 34 mbstate mbs;
35 char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1); 35 char *r = (char *)rxvt_malloc (len * MB_CUR_MAX + 1);
36 36
37 char *dst = r; 37 char *dst = r;
38 while (len--) 38 while (len--)
39 { 39 {
40 int l = wcrtomb (dst, *str++, mbs); 40 ssize_t l = wcrtomb (dst, *str++, mbs);
41 if (l < 0) 41 if (l < 0)
42 *dst++ = '?'; 42 *dst++ = '?';
43 else 43 else
44 dst += l; 44 dst += l;
45 } 45 }
46 46
47 *dst++ = 0; 47 *dst++ = 0;
48 48
49 return (char *)rxvt_realloc (r, dst - r);
50}
51
52wchar_t *
53rxvt_mbstowcs (const char *str, int len)
54{
55 if (len < 0) len = strlen (str);
56
57 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t));
58
59 if ((ssize_t)mbstowcs (r, str, len + 1) < 0)
60 *r = 0;
61
49 return r; 62 return r;
50} 63}
51 64
52/* INTPROTO */ 65char *
66rxvt_wcstoutf8 (const wchar_t *str, int len)
67{
68 if (len < 0) len = wcslen (str);
69
70 char *r = (char *)rxvt_malloc (len * 4 + 1);
71 char *p = r;
72
73 while (len--)
74 {
75 unicode_t w = *str++ & UNICODE_MASK;
76
77 if (w < 0x000080)
78 *p++ = w;
79 else if (w < 0x000800)
80 *p++ = 0xc0 | ( w >> 6),
81 *p++ = 0x80 | ( w & 0x3f);
82 else if (w < 0x010000)
83 *p++ = 0xe0 | ( w >> 12 ),
84 *p++ = 0x80 | ((w >> 6) & 0x3f),
85 *p++ = 0x80 | ( w & 0x3f);
86 else if (w < 0x110000)
87 *p++ = 0xf0 | ( w >> 18),
88 *p++ = 0x80 | ((w >> 12) & 0x3f),
89 *p++ = 0x80 | ((w >> 6) & 0x3f),
90 *p++ = 0x80 | ( w & 0x3f);
91 else
92 *p++ = '?';
93 }
94
95 *p++ = 0;
96
97 return (char *)rxvt_realloc (r, p - r);
98}
99
100wchar_t *
101rxvt_utf8towcs (const char *str, int len)
102{
103 if (len < 0) len = strlen (str);
104
105 wchar_t *r = (wchar_t *)rxvt_malloc ((len + 1) * sizeof (wchar_t)),
106 *p = r;
107
108 unsigned char *s = (unsigned char *)str,
109 *e = s + len;
110
111 for (;;)
112 {
113 len = e - s;
114
115 if (len == 0)
116 break;
117 else if (s[0] < 0x80)
118 *p++ = *s++;
119 else if (len >= 2
120 && s[0] >= 0xc2 && s[0] <= 0xdf
121 && (s[1] & 0xc0) == 0x80)
122 {
123 *p++ = ((s[0] & 0x1f) << 6)
124 | (s[1] & 0x3f);
125 s += 2;
126 }
127 else if (len >= 3
128 && ( (s[0] == 0xe0 && s[1] >= 0xa0 && s[1] <= 0xbf)
129 || (s[0] >= 0xe1 && s[0] <= 0xec && s[1] >= 0x80 && s[1] <= 0xbf)
130 || (s[0] == 0xed && s[1] >= 0x80 && s[1] <= 0x9f)
131 || (s[0] >= 0xee && s[0] <= 0xef && s[1] >= 0x80 && s[1] <= 0xbf)
132 )
133 && (s[2] & 0xc0) == 0x80)
134 {
135 *p++ = ((s[0] & 0x0f) << 12)
136 | ((s[1] & 0x3f) << 6)
137 | (s[2] & 0x3f);
138 s += 3;
139 }
140 else if (len >= 4
141 && ( (s[0] == 0xf0 && s[1] >= 0x90 && s[1] <= 0xbf)
142 || (s[0] >= 0xf1 && s[0] <= 0xf3 && s[1] >= 0x80 && s[1] <= 0xbf)
143 || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f)
144 )
145 && (s[2] & 0xc0) == 0x80
146 && (s[3] & 0xc0) == 0x80)
147 {
148 *p++ = ((s[0] & 0x07) << 18)
149 | ((s[1] & 0x3f) << 12)
150 | ((s[2] & 0x3f) << 6)
151 | (s[3] & 0x3f);
152 s += 4;
153 }
154 else
155 {
156 *p++ = 0xfffd;
157 s++;
158 }
159 }
160
161 *p = 0;
162
163 return r;
164}
165
53char * 166char *
54rxvt_strdup (const char *str) 167rxvt_strdup (const char *str)
55{ 168{
56 return str ? strdup (str) : 0; 169 return str ? strdup (str) : 0;
57} 170}
58 171
59/* INTPROTO */
60char * 172char *
61rxvt_r_basename (const char *str) 173rxvt_r_basename (const char *str)
62{ 174{
63 char *base = strrchr (str, '/'); 175 char *base = strrchr (str, '/');
64 176
… …
66} 178}
67 179
68/* 180/*
69 * Print an error message 181 * Print an error message
70 */ 182 */
71/* INTPROTO */
72void 183void
73rxvt_vlog (const char *fmt, va_list arg_ptr) 184rxvt_vlog (const char *fmt, va_list arg_ptr)
74{ 185{
75 char msg[1024]; 186 char msg[1024];
76 187
… …
80 (*GET_R->log_hook) (msg); 191 (*GET_R->log_hook) (msg);
81 else 192 else
82 write (STDOUT_FILENO, msg, strlen (msg)); 193 write (STDOUT_FILENO, msg, strlen (msg));
83} 194}
84 195
85/* INTPROTO */
86void 196void
87rxvt_log (const char *fmt,...) 197rxvt_log (const char *fmt,...)
88{ 198{
89 va_list arg_ptr; 199 va_list arg_ptr;
90 200
… …
94} 204}
95 205
96/* 206/*
97 * Print an error message 207 * Print an error message
98 */ 208 */
99/* INTPROTO */
100void 209void
101rxvt_warn (const char *fmt,...) 210rxvt_warn (const char *fmt,...)
102{ 211{
103 va_list arg_ptr; 212 va_list arg_ptr;
104 213
… …
107 va_start (arg_ptr, fmt); 216 va_start (arg_ptr, fmt);
108 rxvt_vlog (fmt, arg_ptr); 217 rxvt_vlog (fmt, arg_ptr);
109 va_end (arg_ptr); 218 va_end (arg_ptr);
110} 219}
111 220
112/* INTPROTO */
113void 221void
114rxvt_fatal (const char *fmt,...) 222rxvt_fatal (const char *fmt,...)
115{ 223{
116 va_list arg_ptr; 224 va_list arg_ptr;
117 225
… …
124 rxvt_exit_failure (); 232 rxvt_exit_failure ();
125} 233}
126 234
127class rxvt_failure_exception rxvt_failure_exception; 235class rxvt_failure_exception rxvt_failure_exception;
128 236
129/* INTPROTO */
130void 237void
131rxvt_exit_failure () 238rxvt_exit_failure ()
132{ 239{
133 throw (rxvt_failure_exception); 240 throw (rxvt_failure_exception);
134} 241}
… …
139 * No Match 246 * No Match
140 * return: 0 247 * return: 0
141 * Match 248 * Match
142 * return: strlen (S2) 249 * return: strlen (S2)
143 */ 250 */
144/* INTPROTO */
145int 251int
146rxvt_Str_match (const char *s1, const char *s2) 252rxvt_Str_match (const char *s1, const char *s2)
147{ 253{
148 int n = strlen (s2); 254 int n = strlen (s2);
149 255
150 return ((strncmp (s1, s2, n) == 0) ? n : 0); 256 return ((strncmp (s1, s2, n) == 0) ? n : 0);
151} 257}
152 258
153/* INTPROTO */
154const char * 259const char *
155rxvt_Str_skip_space (const char *str) 260rxvt_Str_skip_space (const char *str)
156{ 261{
157 if (str) 262 if (str)
158 while (*str && isspace (*str)) 263 while (*str && isspace (*str))
… …
163 268
164/* 269/*
165 * remove leading/trailing space and strip-off leading/trailing quotes. 270 * remove leading/trailing space and strip-off leading/trailing quotes.
166 * in place. 271 * in place.
167 */ 272 */
168/* INTPROTO */
169char * 273char *
170rxvt_Str_trim (char *str) 274rxvt_Str_trim (char *str)
171{ 275{
172 char *r, *s; 276 char *r, *s;
173 int n;
174 277
175 if (!str || !*str) /* shortcut */ 278 if (!str || !*str) /* shortcut */
176 return str; 279 return str;
177 280
178 /* skip leading spaces */ 281 /* skip leading spaces */
179 for (s = str; *s && isspace (*s); s++) ; 282 for (s = str; *s && isspace (*s); s++) ;
283
180 /* goto end of string */ 284 /* goto end of string */
181 for (n = 0, r = s; *r++; n++) ; 285 r = s + strlen (s) - 1;
182 r -= 2; 286
183 /* dump return */ 287 /* dump return and other trailing whitespace */
184 if (n > 0 && *r == '\n') 288 while (r > s && isspace (*r))
185 n--, r--; 289 r--;
186 /* backtrack along trailing spaces */ 290
187 for (; n > 0 && isspace (*r); r--, n--) ; 291#if 0
188 /* skip matching leading/trailing quotes */ 292 /* skip matching leading/trailing quotes */
189 if (*s == '"' && *r == '"' && n > 1) 293 if (*s == '"' && *r == '"' && n > 1)
190 { 294 {
191 s++; 295 s++;
192 n -= 2; 296 n -= 2;
193 } 297 }
298#endif
194 299
195 /* copy back over: forwards copy */ 300 memmove (str, s, r + 1 - s);
196 for (r = str; n; n--) 301 str[r + 1 - s] = 0;
197 *r++ = *s++;
198 *r = '\0';
199 302
200 return str; 303 return str;
201} 304}
202 305
203/* 306/*
… …
212 * "M-x" prefixed strings, append "\r" if needed 315 * "M-x" prefixed strings, append "\r" if needed
213 * "\E]" prefixed strings (XTerm escape sequence) append ST if needed 316 * "\E]" prefixed strings (XTerm escape sequence) append ST if needed
214 * 317 *
215 * returns the converted string length 318 * returns the converted string length
216 */ 319 */
217/* INTPROTO */
218int 320int
219rxvt_Str_escaped (char *str) 321rxvt_Str_escaped (char *str)
220{ 322{
221 char ch, *s, *d; 323 char ch, *s, *d;
222 int i, num, append = 0; 324 int i, num, append = 0;
… …
286 return (d - str); 388 return (d - str);
287} 389}
288 390
289/* 391/*
290 * Split a comma-separated string into an array, stripping leading and 392 * Split a comma-separated string into an array, stripping leading and
291 * trailing spaces (and paired quotes) from each entry. Empty strings 393 * trailing spaces from each entry. Empty strings are properly returned
292 * are properly returned
293 * Caller should free each entry and array when done 394 * Caller should free each entry and array when done
294 */ 395 */
295/* INTPROTO */
296char ** 396char **
297rxvt_splitcommastring (const char *cs) 397rxvt_splitcommastring (const char *cs)
298{ 398{
299 int l, n, p; 399 int l, n, p;
300 const char *s, *t; 400 const char *s, *t;
… …
304 s = ""; 404 s = "";
305 405
306 for (n = 1, t = s; *t; t++) 406 for (n = 1, t = s; *t; t++)
307 if (*t == ',') 407 if (*t == ',')
308 n++; 408 n++;
409
309 ret = (char **)malloc ((n + 1) * sizeof (char *)); 410 ret = (char **)malloc ((n + 1) * sizeof (char *));
310 ret[n] = NULL; 411 ret[n] = NULL;
311 412
312 for (l = 0, t = s; l < n; l++) 413 for (l = 0, t = s; l < n; l++)
313 { 414 {
… …
317 strncpy (ret[l], s, p); 418 strncpy (ret[l], s, p);
318 ret[l][p] = '\0'; 419 ret[l][p] = '\0';
319 rxvt_Str_trim (ret[l]); 420 rxvt_Str_trim (ret[l]);
320 s = ++t; 421 s = ++t;
321 } 422 }
423
322 return ret; 424 return ret;
425}
426
427void
428rxvt_freecommastring (char **cs)
429{
430 for (int i = 0; cs[i]; ++i)
431 free (cs[i]);
432
433 free (cs);
323} 434}
324 435
325/*----------------------------------------------------------------------* 436/*----------------------------------------------------------------------*
326 * file searching 437 * file searching
327 */ 438 */
… …
333 * search for FILE in the current working directory, and within the 444 * search for FILE in the current working directory, and within the
334 * colon-delimited PATHLIST, adding the file extension EXT if required. 445 * colon-delimited PATHLIST, adding the file extension EXT if required.
335 * 446 *
336 * FILE is either semi-colon or zero terminated 447 * FILE is either semi-colon or zero terminated
337 */ 448 */
338/* INTPROTO */
339char * 449char *
340rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) 450rxvt_File_search_path (const char *pathlist, const char *file, const char *ext)
341{ 451{
342 int maxpath, len; 452 int maxpath, len;
343 const char *p, *path; 453 const char *p, *path;
… …
406 } 516 }
407 } 517 }
408 return NULL; 518 return NULL;
409} 519}
410 520
411/* INTPROTO */
412char * 521char *
413rxvt_File_find (const char *file, const char *ext, const char *path) 522rxvt_File_find (const char *file, const char *ext, const char *path)
414{ 523{
415 char *f; 524 char *f;
416 525
… …
439 548
440/* 549/*
441 * Draw top/left and bottom/right border shadows around windows 550 * Draw top/left and bottom/right border shadows around windows
442 */ 551 */
443#if defined(RXVT_SCROLLBAR) || defined(MENUBAR) 552#if defined(RXVT_SCROLLBAR) || defined(MENUBAR)
444/* INTPROTO */
445void 553void
446rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h) 554rxvt_Draw_Shadow (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int h)
447{ 555{
448 int shadow; 556 int shadow;
449 557
450 shadow = (w == 0 || h == 0) ? 1 : SHADOW; 558 shadow = (w == 0 || h == 0) ? 1 : MENU_SHADOW;
451 w += x - 1; 559 w += x - 1;
452 h += y - 1; 560 h += y - 1;
453 for (; shadow-- > 0; x++, y++, w--, h--) 561 for (; shadow-- > 0; x++, y++, w--, h--)
454 { 562 {
455 XDrawLine (display, win, topShadow, x, y, w, y); 563 XDrawLine (display, win, topShadow, x, y, w, y);
… …
460} 568}
461#endif 569#endif
462 570
463/* button shapes */ 571/* button shapes */
464#ifdef MENUBAR 572#ifdef MENUBAR
465/* INTPROTO */
466void 573void
467rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type) 574rxvt_Draw_Triangle (Display *display, Window win, GC topShadow, GC botShadow, int x, int y, int w, int type)
468{ 575{
469 switch (type) 576 switch (type)
470 { 577 {
… …
501#endif 608#endif
502 609
503 } 610 }
504} 611}
505#endif 612#endif
613
614// should not be used in interactive programs, for obvious reasons
615void rxvt_usleep (int usecs)
616{
617#if HAVE_NANOSLEEP
618 struct timespec ts;
619
620 ts.tv_sec = 0;
621 ts.tv_nsec = usecs * 1000;
622 nanosleep (&ts, NULL);
623#else
624 /* use select for timing */
625 struct timeval tv;
626
627 tv.tv_sec = 0;
628 tv.tv_usec = usecs;
629 select (0, NULL, NULL, NULL, &tv);
630#endif
631}
632
506/*----------------------- end-of-file (C source) -----------------------*/ 633/*----------------------- end-of-file (C source) -----------------------*/
634

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