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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 1.25 by root, Mon Feb 7 01:17:03 2005 UTC

… …
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/* INTPROTO */
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--)
39 { 40 {
40 int l = wcrtomb (dst, *str++, mbs); 41 ssize_t l = wcrtomb (dst, *str++, mbs);
41 if (l < 0) 42 if (l < 0)
42 *dst++ = '?'; 43 *dst++ = '?';
43 else 44 else
44 dst += l; 45 dst += l;
45 } 46 }
46 47
47 *dst++ = 0; 48 *dst++ = 0;
48 49
50 return (char *)rxvt_realloc (r, dst - r);
51}
52
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 ((ssize_t)mbstowcs (r, str, len + 1) < 0)
61 *r = 0;
62
49 return r; 63 return r;
50} 64}
51 65
52/* INTPROTO */ 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++ & UNICODE_MASK;
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 (char *)rxvt_realloc (r, p - 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 *p = r;
108
109 unsigned char *s = (unsigned char *)str,
110 *e = s + len;
111
112 for (;;)
113 {
114 len = e - s;
115
116 if (len == 0)
117 break;
118 else if (s[0] < 0x80)
119 *p++ = *s++;
120 else if (len >= 2
121 && s[0] >= 0xc2 && s[0] <= 0xdf
122 && (s[1] & 0xc0) == 0x80)
123 {
124 *p++ = ((s[0] & 0x1f) << 6)
125 | (s[1] & 0x3f);
126 s += 2;
127 }
128 else if (len >= 3
129 && ( (s[0] == 0xe0 && s[1] >= 0xa0 && s[1] <= 0xbf)
130 || (s[0] >= 0xe1 && s[0] <= 0xec && s[1] >= 0x80 && s[1] <= 0xbf)
131 || (s[0] == 0xed && s[1] >= 0x80 && s[1] <= 0x9f)
132 || (s[0] >= 0xee && s[0] <= 0xef && s[1] >= 0x80 && s[1] <= 0xbf)
133 )
134 && (s[2] & 0xc0) == 0x80)
135 {
136 *p++ = ((s[0] & 0x0f) << 12)
137 | ((s[1] & 0x3f) << 6)
138 | (s[2] & 0x3f);
139 s += 3;
140 }
141 else if (len >= 4
142 && ( (s[0] == 0xf0 && s[1] >= 0x90 && s[1] <= 0xbf)
143 || (s[0] >= 0xf1 && s[0] <= 0xf3 && s[1] >= 0x80 && s[1] <= 0xbf)
144 || (s[0] == 0xf4 && s[1] >= 0x80 && s[1] <= 0x8f)
145 )
146 && (s[2] & 0xc0) == 0x80
147 && (s[3] & 0xc0) == 0x80)
148 {
149 *p++ = ((s[0] & 0x07) << 18)
150 | ((s[1] & 0x3f) << 12)
151 | ((s[2] & 0x3f) << 6)
152 | (s[3] & 0x3f);
153 s += 4;
154 }
155 else
156 {
157 *p++ = 0xfffd;
158 s++;
159 }
160 }
161
162 *p = 0;
163
164 return r;
165}
166
53char * 167char *
54rxvt_strdup (const char *str) 168rxvt_strdup (const char *str)
55{ 169{
56 return str ? strdup (str) : 0; 170 return str ? strdup (str) : 0;
57} 171}
… …
168/* INTPROTO */ 282/* INTPROTO */
169char * 283char *
170rxvt_Str_trim (char *str) 284rxvt_Str_trim (char *str)
171{ 285{
172 char *r, *s; 286 char *r, *s;
173 int n;
174 287
175 if (!str || !*str) /* shortcut */ 288 if (!str || !*str) /* shortcut */
176 return str; 289 return str;
177 290
178 /* skip leading spaces */ 291 /* skip leading spaces */
179 for (s = str; *s && isspace (*s); s++) ; 292 for (s = str; *s && isspace (*s); s++) ;
293
180 /* goto end of string */ 294 /* goto end of string */
181 for (n = 0, r = s; *r++; n++) ; 295 r = s + strlen (s) - 1;
182 r -= 2; 296
183 /* dump return */ 297 /* dump return and other trailing whitespace */
184 if (n > 0 && *r == '\n') 298 while (r > s && isspace (*r))
185 n--, r--; 299 r--;
186 /* backtrack along trailing spaces */ 300
187 for (; n > 0 && isspace (*r); r--, n--) ; 301#if 0
188 /* skip matching leading/trailing quotes */ 302 /* skip matching leading/trailing quotes */
189 if (*s == '"' && *r == '"' && n > 1) 303 if (*s == '"' && *r == '"' && n > 1)
190 { 304 {
191 s++; 305 s++;
192 n -= 2; 306 n -= 2;
193 } 307 }
308#endif
194 309
195 /* copy back over: forwards copy */ 310 memmove (str, s, r + 1 - s);
196 for (r = str; n; n--) 311 str[r + 1 - s] = 0;
197 *r++ = *s++;
198 *r = '\0';
199 312
200 return str; 313 return str;
201} 314}
202 315
203/* 316/*
… …
286 return (d - str); 399 return (d - str);
287} 400}
288 401
289/* 402/*
290 * Split a comma-separated string into an array, stripping leading and 403 * Split a comma-separated string into an array, stripping leading and
291 * trailing spaces (and paired quotes) from each entry. Empty strings 404 * trailing spaces from each entry. Empty strings are properly returned
292 * are properly returned
293 * Caller should free each entry and array when done 405 * Caller should free each entry and array when done
294 */ 406 */
295/* INTPROTO */ 407/* INTPROTO */
296char ** 408char **
297rxvt_splitcommastring (const char *cs) 409rxvt_splitcommastring (const char *cs)
… …
304 s = ""; 416 s = "";
305 417
306 for (n = 1, t = s; *t; t++) 418 for (n = 1, t = s; *t; t++)
307 if (*t == ',') 419 if (*t == ',')
308 n++; 420 n++;
421
309 ret = (char **)malloc ((n + 1) * sizeof (char *)); 422 ret = (char **)malloc ((n + 1) * sizeof (char *));
310 ret[n] = NULL; 423 ret[n] = NULL;
311 424
312 for (l = 0, t = s; l < n; l++) 425 for (l = 0, t = s; l < n; l++)
313 { 426 {
… …
317 strncpy (ret[l], s, p); 430 strncpy (ret[l], s, p);
318 ret[l][p] = '\0'; 431 ret[l][p] = '\0';
319 rxvt_Str_trim (ret[l]); 432 rxvt_Str_trim (ret[l]);
320 s = ++t; 433 s = ++t;
321 } 434 }
435
322 return ret; 436 return ret;
437}
438
439void
440rxvt_freecommastring (char **cs)
441{
442 for (int i = 0; cs[i]; ++i)
443 free (cs[i]);
444
445 free (cs);
323} 446}
324 447
325/*----------------------------------------------------------------------* 448/*----------------------------------------------------------------------*
326 * file searching 449 * file searching
327 */ 450 */

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