2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2001 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
32 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
40 #include <sys/types.h>
47 #include "statusbar.h"
48 #include "logwindow.h"
52 extern gboolean debug_mode;
54 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data);
56 void list_free_strings(GList *list)
58 list = g_list_first(list);
60 while (list != NULL) {
66 void slist_free_strings(GSList *list)
68 while (list != NULL) {
74 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
79 void hash_free_strings(GHashTable *table)
81 g_hash_table_foreach(table, hash_free_strings_func, NULL);
84 static void hash_free_value_mem_func(gpointer key, gpointer value,
90 void hash_free_value_mem(GHashTable *table)
92 g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
95 void ptr_array_free_strings(GPtrArray *array)
100 g_return_if_fail(array != NULL);
102 for (i = 0; i < array->len; i++) {
103 str = g_ptr_array_index(array, i);
108 gint to_number(const gchar *nstr)
110 register const gchar *p;
112 if (*nstr == '\0') return -1;
114 for (p = nstr; *p != '\0'; p++)
115 if (!isdigit(*p)) return -1;
120 /* convert integer into string,
121 nstr must be not lower than 11 characters length */
122 gchar *itos_buf(gchar *nstr, gint n)
124 g_snprintf(nstr, 11, "%d", n);
128 /* convert integer into string */
131 static gchar nstr[11];
133 return itos_buf(nstr, n);
136 gchar *to_human_readable(off_t size)
138 static gchar str[10];
141 g_snprintf(str, sizeof(str), "%dB", (gint)size);
142 else if (size >> 10 < 1024)
143 g_snprintf(str, sizeof(str), "%.1fKB", (gfloat)size / (1 << 10));
144 else if (size >> 20 < 1024)
145 g_snprintf(str, sizeof(str), "%.2fMB", (gfloat)size / (1 << 20));
147 g_snprintf(str, sizeof(str), "%.2fGB", (gfloat)size / (1 << 30));
152 /* strcmp with NULL-checking */
153 gint strcmp2(const gchar *s1, const gchar *s2)
155 if (s1 == NULL || s2 == NULL)
158 return strcmp(s1, s2);
160 /* strstr with NULL-checking */
161 gchar *strstr2(const gchar *s1, const gchar *s2)
163 if (s1 == NULL || s2 == NULL)
166 return strstr(s1, s2);
169 gint path_cmp(const gchar *s1, const gchar *s2)
173 if (s1 == NULL || s2 == NULL) return -1;
174 if (*s1 == '\0' || *s2 == '\0') return -1;
179 if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
180 if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
182 return strncmp(s1, s2, MAX(len1, len2));
185 /* remove trailing return code */
186 gchar *strretchomp(gchar *str)
190 if (!*str) return str;
192 for (s = str + strlen(str) - 1;
193 s >= str && (*s == '\n' || *s == '\r');
200 /* remove trailing character */
201 gchar *strtailchomp(gchar *str, gchar tail_char)
205 if (!*str) return str;
206 if (tail_char == '\0') return str;
208 for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
214 /* remove CR (carriage return) */
215 gchar *strcrchomp(gchar *str)
219 if (!*str) return str;
221 s = str + strlen(str) - 1;
222 if (*s == '\n' && s > str && *(s - 1) == '\r') {
230 /* Similar to `strstr' but this function ignores the case of both strings. */
231 gchar *strcasestr(const gchar *haystack, const gchar *needle)
233 register size_t haystack_len, needle_len;
235 haystack_len = strlen(haystack);
236 needle_len = strlen(needle);
238 if (haystack_len < needle_len || needle_len == 0)
241 while (haystack_len >= needle_len) {
242 if (!strncasecmp(haystack, needle, needle_len))
243 return (gchar *)haystack;
253 /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
254 gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
268 /* don't do zero fill */
273 int iswalnum(wint_t wc)
275 return isalnum((int)wc);
280 int iswspace(wint_t wc)
282 return isspace((int)wc);
287 wint_t towlower(wint_t wc)
289 if (wc >= L'A' && wc <= L'Z')
290 return wc + L'a' - L'A';
297 size_t wcslen(const wchar_t *s)
309 /* Copy SRC to DEST. */
310 wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
318 } while (c != L'\0');
325 /* Copy no more than N wide-characters of SRC to DEST. */
326 wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
336 } while (c != L'\0');
347 /* Duplicate S, returning an identical malloc'd string. */
348 wchar_t *wcsdup(const wchar_t *s)
353 new_str = g_new(wchar_t, wcslen(s) + 1);
361 /* Duplicate no more than N wide-characters of S,
362 returning an identical malloc'd string. */
363 wchar_t *wcsndup(const wchar_t *s, size_t n)
368 new_str = g_new(wchar_t, n + 1);
369 wcsncpy(new_str, s, n);
370 new_str[n] = (wchar_t)0;
377 wchar_t *strdup_mbstowcs(const gchar *s)
382 new_str = g_new(wchar_t, strlen(s) + 1);
383 if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
387 new_str = g_realloc(new_str,
388 sizeof(wchar_t) * (wcslen(new_str) + 1));
395 gchar *strdup_wcstombs(const wchar_t *s)
401 len = wcslen(s) * MB_CUR_MAX + 1;
402 new_str = g_new(gchar, len);
403 if (wcstombs(new_str, s, len) < 0) {
407 new_str = g_realloc(new_str, strlen(new_str) + 1);
414 /* Compare S1 and S2, ignoring case. */
415 gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
421 c1 = towlower(*s1++);
422 c2 = towlower(*s2++);
425 else if (c1 == 0 && c2 == 0)
432 /* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case. */
433 wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
435 register size_t haystack_len, needle_len;
437 haystack_len = wcslen(haystack);
438 needle_len = wcslen(needle);
440 if (haystack_len < needle_len || needle_len == 0)
443 while (haystack_len >= needle_len) {
444 if (!wcsncasecmp(haystack, needle, needle_len))
445 return (wchar_t *)haystack;
455 /* Examine if next block is non-ASCII string */
456 gboolean is_next_nonascii(const wchar_t *s)
460 /* skip head space */
461 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
463 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
471 /* Examine if next block is multi-byte string */
472 gboolean is_next_mbs(const wchar_t *s)
476 gchar tmp[MB_LEN_MAX];
478 /* skip head space */
479 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
481 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
482 mbl = wctomb(tmp, *wp);
490 wchar_t *find_wspace(const wchar_t *s)
494 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
496 for (; *wp != (wchar_t)0; wp++) {
498 return (wchar_t *)wp;
504 /* compare subjects */
505 gint subject_compare(const gchar *s1, const gchar *s2)
509 if (!s1 || !s2) return -1;
510 if (!*s1 || !*s2) return -1;
512 Xstrdup_a(str1, s1, return -1);
513 Xstrdup_a(str2, s2, return -1);
518 if (!*str1 || !*str2) return -1;
520 return strcmp(str1, str2);
523 void trim_subject(gchar *str)
527 eliminate_parenthesis(str, '[', ']');
528 eliminate_parenthesis(str, '(', ')');
531 while (!strncasecmp(str, "Re:", 3)) {
533 while (isspace(*srcp)) srcp++;
534 memmove(str, srcp, strlen(srcp) + 1);
538 void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
540 register gchar *srcp, *destp;
545 while ((destp = strchr(destp, op))) {
551 else if (*srcp == cl)
557 while (isspace(*srcp)) srcp++;
558 memmove(destp, srcp, strlen(srcp) + 1);
562 void extract_parenthesis(gchar *str, gchar op, gchar cl)
564 register gchar *srcp, *destp;
569 while ((srcp = strchr(destp, op))) {
572 memmove(destp, srcp + 1, strlen(srcp));
577 else if (*destp == cl)
589 void extract_one_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
592 register gchar *srcp, *destp;
594 gboolean in_quote = FALSE;
598 if ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
599 memmove(destp, srcp + 1, strlen(srcp));
602 if (*destp == op && !in_quote)
604 else if (*destp == cl && !in_quote)
606 else if (*destp == quote_chr)
618 void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
621 register gchar *srcp, *destp;
623 gboolean in_quote = FALSE;
627 while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
630 memmove(destp, srcp + 1, strlen(srcp));
633 if (*destp == op && !in_quote)
635 else if (*destp == cl && !in_quote)
637 else if (*destp == quote_chr)
649 void eliminate_quote(gchar *str, gchar quote_chr)
651 register gchar *srcp, *destp;
655 while ((destp = strchr(destp, quote_chr))) {
656 if ((srcp = strchr(destp + 1, quote_chr))) {
658 while (isspace(*srcp)) srcp++;
659 memmove(destp, srcp, strlen(srcp) + 1);
667 void extract_quote(gchar *str, gchar quote_chr)
671 if ((str = strchr(str, quote_chr))) {
673 while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
674 memmove(p - 1, p, strlen(p) + 1);
679 memmove(str, str + 1, p - str);
684 void eliminate_address_comment(gchar *str)
686 register gchar *srcp, *destp;
691 while ((destp = strchr(destp, '"'))) {
692 if ((srcp = strchr(destp + 1, '"'))) {
697 while (isspace(*srcp)) srcp++;
698 memmove(destp, srcp, strlen(srcp) + 1);
708 while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
714 else if (*srcp == ')')
720 while (isspace(*srcp)) srcp++;
721 memmove(destp, srcp, strlen(srcp) + 1);
725 gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
727 gboolean in_quote = FALSE;
730 if (*str == c && !in_quote)
732 if (*str == quote_chr)
740 gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
742 gboolean in_quote = FALSE;
745 p = str + strlen(str) - 1;
747 if (*p == c && !in_quote)
757 void extract_address(gchar *str)
759 eliminate_address_comment(str);
760 if (strchr_with_skip_quote(str, '"', '<'))
761 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
765 GSList *address_list_append(GSList *addr_list, const gchar *str)
770 if (!str) return addr_list;
772 Xstrdup_a(work, str, return addr_list);
774 eliminate_address_comment(work);
777 while (workp && *workp) {
780 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
786 if (strchr_with_skip_quote(workp, '"', '<'))
787 extract_parenthesis_with_skip_quote
788 (workp, '"', '<', '>');
792 addr_list = g_slist_append(addr_list, g_strdup(workp));
800 GSList *references_list_append(GSList *msgid_list, const gchar *str)
804 if (!str) return msgid_list;
807 while (strp && *strp) {
808 const gchar *start, *end;
811 if ((start = strchr(strp, '<')) != NULL) {
812 end = strchr(start + 1, '>');
817 msgid = g_strndup(start + 1, end - start - 1);
820 msgid_list = g_slist_append(msgid_list, msgid);
830 GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
835 if (!str) return group_list;
837 Xstrdup_a(work, str, return group_list);
841 while (workp && *workp) {
844 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
852 group_list = g_slist_append(group_list,
861 GList *add_history(GList *list, const gchar *str)
865 g_return_val_if_fail(str != NULL, list);
867 old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
870 list = g_list_remove(list, old->data);
871 } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
874 last = g_list_last(list);
877 g_list_remove(list, last->data);
881 list = g_list_prepend(list, g_strdup(str));
886 void remove_return(gchar *str)
888 register gchar *p = str;
891 if (*p == '\n' || *p == '\r')
892 memmove(p, p + 1, strlen(p));
898 void remove_space(gchar *str)
900 register gchar *p = str;
905 while (isspace(*(p + spc)))
908 memmove(p, p + spc, strlen(p + spc) + 1);
914 void unfold_line(gchar *str)
916 register gchar *p = str;
920 if (*p == '\n' || *p == '\r') {
923 while (isspace(*(p + spc)))
926 memmove(p, p + spc, strlen(p + spc) + 1);
932 void subst_char(gchar *str, gchar orig, gchar subst)
934 register gchar *p = str;
943 gboolean is_header_line(const gchar *str)
945 if (str[0] == ':') return FALSE;
947 while (*str != '\0' && *str != ' ') {
956 gboolean is_ascii_str(const guchar *str)
958 while (*str != '\0') {
959 if (*str != '\t' && *str != ' ' &&
960 *str != '\r' && *str != '\n' &&
961 (*str < 32 || *str >= 127))
969 gint get_quote_level(const gchar *str)
971 const gchar *first_pos;
972 const gchar *last_pos;
973 const gchar *p = str;
974 gint quote_level = -1;
976 /* speed up line processing by only searching to the last '>' */
977 if ((first_pos = strchr(str, '>')) != NULL) {
978 /* skip a line if it contains a '<' before the initial '>' */
979 if (memchr(str, '<', first_pos - str) != NULL)
981 last_pos = strrchr(first_pos, '>');
985 while (p <= last_pos) {
986 while (p < last_pos) {
995 else if (*p != '-' && !isspace(*p) && p <= last_pos) {
996 /* any characters are allowed except '-' and space */
997 while (*p != '-' && *p != '>' && !isspace(*p) &&
1012 gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1014 register guint haystack_len, needle_len;
1015 gboolean in_squote = FALSE, in_dquote = FALSE;
1017 haystack_len = strlen(haystack);
1018 needle_len = strlen(needle);
1020 if (haystack_len < needle_len || needle_len == 0)
1023 while (haystack_len >= needle_len) {
1024 if (!in_squote && !in_dquote &&
1025 !strncmp(haystack, needle, needle_len))
1026 return (gchar *)haystack;
1028 /* 'foo"bar"' -> foo"bar"
1029 "foo'bar'" -> foo'bar' */
1030 if (*haystack == '\'') {
1033 else if (!in_dquote)
1035 } else if (*haystack == '\"') {
1038 else if (!in_squote)
1049 /* this fuction was taken from gstrfuncs.c in glib. */
1050 gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1053 GSList *string_list = NULL, *slist;
1054 gchar **str_array, *s;
1057 g_return_val_if_fail(str != NULL, NULL);
1058 g_return_val_if_fail(delim != NULL, NULL);
1061 max_tokens = G_MAXINT;
1063 s = strstr_with_skip_quote(str, delim);
1065 guint delimiter_len = strlen(delim);
1072 new_str = g_new(gchar, len + 1);
1073 strncpy(new_str, str, len);
1075 string_list = g_slist_prepend(string_list, new_str);
1077 str = s + delimiter_len;
1078 s = strstr_with_skip_quote(str, delim);
1079 } while (--max_tokens && s);
1084 string_list = g_slist_prepend(string_list, g_strdup(str));
1087 str_array = g_new(gchar*, n);
1091 str_array[i--] = NULL;
1092 for (slist = string_list; slist; slist = slist->next)
1093 str_array[i--] = slist->data;
1095 g_slist_free(string_list);
1100 GList *uri_list_extract_filenames(const gchar *uri_list)
1102 GList *result = NULL;
1110 while (isspace(*p)) p++;
1111 if (!strncmp(p, "file:", 5)) {
1114 while (*q && *q != '\n' && *q != '\r') q++;
1118 while (q > p && isspace(*q)) q--;
1119 file = g_malloc(q - p + 2);
1120 strncpy(file, p, q - p + 1);
1121 file[q - p + 1] = '\0';
1122 result = g_list_append(result,file);
1126 p = strchr(p, '\n');
1133 #define HEX_TO_INT(val, hex) \
1137 if ('0' <= c && c <= '9') { \
1139 } else if ('a' <= c && c <= 'f') { \
1140 val = c - 'a' + 10; \
1141 } else if ('A' <= c && c <= 'F') { \
1142 val = c - 'A' + 10; \
1149 * We need this wrapper around g_get_home_dir(), so that
1150 * we can fix some Windoze things here. Should be done in glibc of course
1151 * but as long as we are not able to do our own extensions to glibc, we do
1154 gchar *get_home_dir(void)
1156 #if HAVE_DOSISH_SYSTEM
1157 static gchar *home_dir;
1160 home_dir = read_w32_registry_string(NULL,
1161 "Software\\Sylpheed", "HomeDir" );
1162 if (!home_dir || !*home_dir) {
1163 if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1164 const char *s = g_get_home_dir();
1166 home_dir = g_strdup (s);
1168 if (!home_dir || !*home_dir)
1169 home_dir = g_strdup ("c:\\sylpheed");
1171 debug_print("initialized home_dir to `%s'\n", home_dir);
1174 #else /* standard glib */
1175 return g_get_home_dir();
1179 gchar *get_rc_dir(void)
1181 static gchar *rc_dir = NULL;
1184 rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1190 gchar *get_news_cache_dir(void)
1192 static gchar *news_cache_dir = NULL;
1194 if (!news_cache_dir)
1195 news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1196 NEWS_CACHE_DIR, NULL);
1198 return news_cache_dir;
1201 gchar *get_imap_cache_dir(void)
1203 static gchar *imap_cache_dir = NULL;
1205 if (!imap_cache_dir)
1206 imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1207 IMAP_CACHE_DIR, NULL);
1209 return imap_cache_dir;
1212 gchar *get_mbox_cache_dir(void)
1214 static gchar *mbox_cache_dir = NULL;
1216 if (!mbox_cache_dir)
1217 mbox_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1218 MBOX_CACHE_DIR, NULL);
1220 return mbox_cache_dir;
1223 gchar *get_mime_tmp_dir(void)
1225 static gchar *mime_tmp_dir = NULL;
1228 mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1229 MIME_TMP_DIR, NULL);
1231 return mime_tmp_dir;
1234 gchar *get_template_dir(void)
1236 static gchar *template_dir = NULL;
1239 template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1240 TEMPLATE_DIR, NULL);
1242 return template_dir;
1245 gchar *get_tmp_file(void)
1247 static gchar *tmp_file = NULL;
1250 tmp_file = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1256 gchar *get_domain_name(void)
1258 static gchar *domain_name = NULL;
1261 gchar buf[BUFFSIZE] = "";
1263 if (gethostname(buf, sizeof(buf)) < 0) {
1264 perror("gethostname");
1265 strcpy(buf, "unknown");
1268 domain_name = g_strdup(buf);
1274 off_t get_file_size(const gchar *file)
1278 if (stat(file, &s) < 0) {
1279 FILE_OP_ERROR(file, "stat");
1286 off_t get_left_file_size(FILE *fp)
1292 if ((pos = ftell(fp)) < 0) {
1296 if (fseek(fp, 0L, SEEK_END) < 0) {
1300 if ((end = ftell(fp)) < 0) {
1305 if (fseek(fp, pos, SEEK_SET) < 0) {
1313 gboolean file_exist(const gchar *file, gboolean allow_fifo)
1317 if (stat(file, &s) < 0) {
1318 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1322 if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1328 gboolean is_dir_exist(const gchar *dir)
1332 if (stat(dir, &s) < 0) {
1333 if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1337 if (S_ISDIR(s.st_mode))
1343 gint change_dir(const gchar *dir)
1345 gchar *prevdir = NULL;
1348 prevdir = g_get_current_dir();
1350 if (chdir(dir) < 0) {
1351 FILE_OP_ERROR(dir, "chdir");
1352 if (debug_mode) g_free(prevdir);
1354 } else if (debug_mode) {
1357 cwd = g_get_current_dir();
1358 if (strcmp(prevdir, cwd) != 0)
1359 g_print("current dir: %s\n", cwd);
1367 gint make_dir_hier(const gchar *dir)
1372 for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1373 parent_dir = g_strndup(dir, p - dir);
1374 if (*parent_dir != '\0') {
1375 if (!is_dir_exist(parent_dir)) {
1376 if (mkdir(parent_dir, S_IRWXU) < 0) {
1377 FILE_OP_ERROR(parent_dir, "mkdir");
1381 if (chmod(parent_dir, S_IRWXU) < 0)
1382 FILE_OP_ERROR(parent_dir, "chmod");
1387 if (!is_dir_exist(dir)) {
1388 if (mkdir(dir, S_IRWXU) < 0) {
1389 FILE_OP_ERROR(dir, "mkdir");
1392 if (chmod(dir, S_IRWXU) < 0)
1393 FILE_OP_ERROR(dir, "chmod");
1399 gint remove_all_files(const gchar *dir)
1405 prev_dir = g_get_current_dir();
1407 if (chdir(dir) < 0) {
1408 FILE_OP_ERROR(dir, "chdir");
1412 if ((dp = opendir(".")) == NULL) {
1413 FILE_OP_ERROR(dir, "opendir");
1417 while ((d = readdir(dp)) != NULL) {
1418 if (!strcmp(d->d_name, ".") ||
1419 !strcmp(d->d_name, ".."))
1422 if (unlink(d->d_name) < 0)
1423 FILE_OP_ERROR(d->d_name, "unlink");
1428 if (chdir(prev_dir) < 0) {
1429 FILE_OP_ERROR(prev_dir, "chdir");
1439 gint remove_numbered_files(const gchar *dir, guint first, guint last)
1446 prev_dir = g_get_current_dir();
1448 if (chdir(dir) < 0) {
1449 FILE_OP_ERROR(dir, "chdir");
1453 if ((dp = opendir(".")) == NULL) {
1454 FILE_OP_ERROR(dir, "opendir");
1458 while ((d = readdir(dp)) != NULL) {
1459 fileno = to_number(d->d_name);
1460 if (fileno >= 0 && first <= fileno && fileno <= last) {
1461 if (unlink(d->d_name) < 0)
1462 FILE_OP_ERROR(d->d_name, "unlink");
1468 if (chdir(prev_dir) < 0) {
1469 FILE_OP_ERROR(prev_dir, "chdir");
1479 gint remove_all_numbered_files(const gchar *dir)
1481 return remove_numbered_files(dir, 0, UINT_MAX);
1484 gint remove_dir_recursive(const gchar *dir)
1491 /* g_print("dir = %s\n", dir); */
1493 if (stat(dir, &s) < 0) {
1494 FILE_OP_ERROR(dir, "stat");
1495 if (ENOENT == errno) return 0;
1499 if (!S_ISDIR(s.st_mode)) {
1500 if (unlink(dir) < 0) {
1501 FILE_OP_ERROR(dir, "unlink");
1508 prev_dir = g_get_current_dir();
1509 /* g_print("prev_dir = %s\n", prev_dir); */
1511 if (!path_cmp(prev_dir, dir)) {
1513 if (chdir("..") < 0) {
1514 FILE_OP_ERROR(dir, "chdir");
1517 prev_dir = g_get_current_dir();
1520 if (chdir(dir) < 0) {
1521 FILE_OP_ERROR(dir, "chdir");
1526 if ((dp = opendir(".")) == NULL) {
1527 FILE_OP_ERROR(dir, "opendir");
1533 /* remove all files in the directory */
1534 while ((d = readdir(dp)) != NULL) {
1535 if (!strcmp(d->d_name, ".") ||
1536 !strcmp(d->d_name, ".."))
1539 if (stat(d->d_name, &s) < 0) {
1540 FILE_OP_ERROR(d->d_name, "stat");
1544 /* g_print("removing %s\n", d->d_name); */
1546 if (S_ISDIR(s.st_mode)) {
1547 if (remove_dir_recursive(d->d_name) < 0) {
1548 g_warning("can't remove directory\n");
1552 if (unlink(d->d_name) < 0)
1553 FILE_OP_ERROR(d->d_name, "unlink");
1559 if (chdir(prev_dir) < 0) {
1560 FILE_OP_ERROR(prev_dir, "chdir");
1567 if (rmdir(dir) < 0) {
1568 FILE_OP_ERROR(dir, "rmdir");
1576 /* this seems to be slower than the stdio version... */
1577 gint copy_file(const gchar *src, const gchar *dest)
1579 gint src_fd, dest_fd;
1583 gchar *dest_bak = NULL;
1585 if ((src_fd = open(src, O_RDONLY)) < 0) {
1586 FILE_OP_ERROR(src, "open");
1590 if (is_file_exist(dest)) {
1591 dest_bak = g_strconcat(dest, ".bak", NULL);
1592 if (rename(dest, dest_bak) < 0) {
1593 FILE_OP_ERROR(dest, "rename");
1600 if ((dest_fd = open(dest, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
1601 FILE_OP_ERROR(dest, "open");
1604 if (rename(dest_bak, dest) < 0)
1605 FILE_OP_ERROR(dest_bak, "rename");
1611 while ((n_read = read(src_fd, buf, sizeof(buf))) > 0) {
1616 n_write = write(dest_fd, bufp, len);
1618 g_warning(_("writing to %s failed.\n"), dest);
1623 if (rename(dest_bak, dest) < 0)
1624 FILE_OP_ERROR(dest_bak, "rename");
1637 if (n_read < 0 || get_file_size(src) != get_file_size(dest)) {
1638 g_warning(_("File copy from %s to %s failed.\n"), src, dest);
1641 if (rename(dest_bak, dest) < 0)
1642 FILE_OP_ERROR(dest_bak, "rename");
1653 gint copy_file(const gchar *src, const gchar *dest)
1655 FILE *src_fp, *dest_fp;
1658 gchar *dest_bak = NULL;
1659 gboolean err = FALSE;
1661 if ((src_fp = fopen(src, "r")) == NULL) {
1662 FILE_OP_ERROR(src, "fopen");
1665 if (is_file_exist(dest)) {
1666 dest_bak = g_strconcat(dest, ".bak", NULL);
1667 if (rename(dest, dest_bak) < 0) {
1668 FILE_OP_ERROR(dest, "rename");
1675 if ((dest_fp = fopen(dest, "w")) == NULL) {
1676 FILE_OP_ERROR(dest, "fopen");
1679 if (rename(dest_bak, dest) < 0)
1680 FILE_OP_ERROR(dest_bak, "rename");
1686 if (change_file_mode_rw(dest_fp, dest) < 0) {
1687 FILE_OP_ERROR(dest, "chmod");
1688 g_warning(_("can't change file mode\n"));
1691 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
1692 if (n_read < sizeof(buf) && ferror(src_fp))
1694 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
1695 g_warning(_("writing to %s failed.\n"), dest);
1700 if (rename(dest_bak, dest) < 0)
1701 FILE_OP_ERROR(dest_bak, "rename");
1708 if (ferror(src_fp)) {
1709 FILE_OP_ERROR(src, "fread");
1713 if (fclose(dest_fp) == EOF) {
1714 FILE_OP_ERROR(dest, "fclose");
1721 if (rename(dest_bak, dest) < 0)
1722 FILE_OP_ERROR(dest_bak, "rename");
1733 gint move_file(const gchar *src, const gchar *dest)
1735 if (is_file_exist(dest)) {
1736 g_warning(_("move_file(): file %s already exists."), dest);
1740 if (rename(src, dest) == 0) return 0;
1742 if (EXDEV != errno) {
1743 FILE_OP_ERROR(src, "rename");
1747 if (copy_file(src, dest) < 0) return -1;
1754 gint change_file_mode_rw(FILE *fp, const gchar *file)
1757 return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
1759 return chmod(file, S_IRUSR|S_IWUSR);
1763 FILE *my_tmpfile(void)
1766 const gchar suffix[] = ".XXXXXX";
1767 const gchar *tmpdir;
1769 const gchar *progname;
1775 tmpdir = g_get_tmp_dir();
1776 tmplen = strlen(tmpdir);
1777 progname = g_get_prgname();
1778 proglen = strlen(progname);
1779 Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
1782 memcpy(fname, tmpdir, tmplen);
1783 fname[tmplen] = G_DIR_SEPARATOR;
1784 memcpy(fname + tmplen + 1, progname, proglen);
1785 memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
1787 fd = mkstemp(fname);
1793 fp = fdopen(fd, "w+b");
1798 #endif /* HAVE_MKSTEMP */
1803 gint execute_async(gchar *const argv[])
1807 if ((pid = fork()) < 0) {
1812 if (pid == 0) { /* child process */
1815 if ((gch_pid = fork()) < 0) {
1820 if (gch_pid == 0) { /* grandchild process */
1821 execvp(argv[0], argv);
1830 waitpid(pid, NULL, 0);
1835 gint execute_sync(gchar *const argv[])
1839 if ((pid = fork()) < 0) {
1844 if (pid == 0) { /* child process */
1845 execvp(argv[0], argv);
1851 waitpid(pid, NULL, 0);
1856 gint execute_command_line(const gchar *cmdline, gboolean async)
1862 argv = strsplit_with_quote(cmdline, " ", 0);
1864 for (i = 0; argv[i] != NULL; i++) {
1865 gchar *str = argv[i];
1867 if (str[0] == '\'' || str[0] == '\"') {
1871 if (str[len - 1] == str[0]) {
1872 str[len - 1] = '\0';
1873 memmove(str, str + 1, len - 1);
1879 ret = execute_async(argv);
1881 ret = execute_sync(argv);
1887 static gint is_unchanged_uri_char(char c)
1899 void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
1905 for(i = 0; i < strlen(uri) ; i++) {
1906 if (is_unchanged_uri_char(uri[i])) {
1907 if (k + 2 >= bufsize)
1909 encoded_uri[k++] = uri[i];
1912 char * hexa = "0123456789ABCDEF";
1914 if (k + 4 >= bufsize)
1916 encoded_uri[k++] = '%';
1917 encoded_uri[k++] = hexa[uri[i] / 16];
1918 encoded_uri[k++] = hexa[uri[i] % 16];
1924 /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
1927 static gint axtoi(const gchar *hexstr)
1929 gint hi, lo, result;
1932 if ('0' <= hi && hi <= '9') {
1935 if ('a' <= hi && hi <= 'f') {
1938 if ('A' <= hi && hi <= 'F') {
1943 if ('0' <= lo && lo <= '9') {
1946 if ('a' <= lo && lo <= 'f') {
1949 if ('A' <= lo && lo <= 'F') {
1952 result = lo + (16 * hi);
1957 /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
1958 * plusses, and escape characters are used)
1961 void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
1963 const gchar *encoded;
1966 encoded = encoded_uri;
1967 decoded = decoded_uri;
1970 if (*encoded == '%') {
1972 if (isxdigit(encoded[0])
1973 && isxdigit(encoded[1])) {
1974 *decoded = (gchar) axtoi(encoded);
1979 else if (*encoded == '+') {
1985 *decoded = *encoded;
1995 gint open_uri(const gchar *uri, const gchar *cmdline)
1997 static gchar *default_cmdline = "netscape -remote openURL(%s,raise)";
1998 gchar buf[BUFFSIZE];
2000 gchar encoded_uri[BUFFSIZE];
2002 g_return_val_if_fail(uri != NULL, -1);
2004 /* an option to choose whether to use encode_uri or not ? */
2005 encode_uri(encoded_uri, BUFFSIZE, uri);
2008 (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
2009 !strchr(p + 2, '%'))
2010 g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
2013 g_warning(_("Open URI command line is invalid: `%s'"),
2015 g_snprintf(buf, sizeof(buf), default_cmdline, encoded_uri);
2018 execute_command_line(buf, TRUE);
2023 time_t remote_tzoffset_sec(const gchar *zone)
2025 static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
2031 time_t remoteoffset;
2033 strncpy(zone3, zone, 3);
2037 if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
2038 (c == '+' || c == '-')) {
2039 remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
2041 remoteoffset = -remoteoffset;
2042 } else if (!strncmp(zone, "UT" , 2) ||
2043 !strncmp(zone, "GMT", 2)) {
2045 } else if (strlen(zone3) == 3 &&
2046 (p = strstr(ustzstr, zone3)) != NULL &&
2047 (p - ustzstr) % 3 == 0) {
2048 iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
2049 remoteoffset = iustz * 3600;
2050 } else if (strlen(zone3) == 1) {
2052 case 'Z': remoteoffset = 0; break;
2053 case 'A': remoteoffset = -1; break;
2054 case 'B': remoteoffset = -2; break;
2055 case 'C': remoteoffset = -3; break;
2056 case 'D': remoteoffset = -4; break;
2057 case 'E': remoteoffset = -5; break;
2058 case 'F': remoteoffset = -6; break;
2059 case 'G': remoteoffset = -7; break;
2060 case 'H': remoteoffset = -8; break;
2061 case 'I': remoteoffset = -9; break;
2062 case 'K': remoteoffset = -10; break; /* J is not used */
2063 case 'L': remoteoffset = -11; break;
2064 case 'M': remoteoffset = -12; break;
2065 case 'N': remoteoffset = 1; break;
2066 case 'O': remoteoffset = 2; break;
2067 case 'P': remoteoffset = 3; break;
2068 case 'Q': remoteoffset = 4; break;
2069 case 'R': remoteoffset = 5; break;
2070 case 'S': remoteoffset = 6; break;
2071 case 'T': remoteoffset = 7; break;
2072 case 'U': remoteoffset = 8; break;
2073 case 'V': remoteoffset = 9; break;
2074 case 'W': remoteoffset = 10; break;
2075 case 'X': remoteoffset = 11; break;
2076 case 'Y': remoteoffset = 12; break;
2077 default: remoteoffset = 0; break;
2079 remoteoffset = remoteoffset * 3600;
2082 return remoteoffset;
2085 time_t tzoffset_sec(time_t *now)
2091 lt = localtime(now);
2093 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2095 if (lt->tm_year < gmt.tm_year)
2097 else if (lt->tm_year > gmt.tm_year)
2099 else if (lt->tm_yday < gmt.tm_yday)
2101 else if (lt->tm_yday > gmt.tm_yday)
2104 if (off >= 24 * 60) /* should be impossible */
2105 off = 23 * 60 + 59; /* if not, insert silly value */
2106 if (off <= -24 * 60)
2107 off = -(23 * 60 + 59);
2116 /* calculate timezone offset */
2117 gchar *tzoffset(time_t *now)
2119 static gchar offset_string[6];
2125 lt = localtime(now);
2127 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2129 if (lt->tm_year < gmt.tm_year)
2131 else if (lt->tm_year > gmt.tm_year)
2133 else if (lt->tm_yday < gmt.tm_yday)
2135 else if (lt->tm_yday > gmt.tm_yday)
2143 if (off >= 24 * 60) /* should be impossible */
2144 off = 23 * 60 + 59; /* if not, insert silly value */
2146 sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
2148 return offset_string;
2151 void get_rfc822_date(gchar *buf, gint len)
2155 gchar day[4], mon[4];
2156 gint dd, hh, mm, ss, yyyy;
2161 sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
2162 day, mon, &dd, &hh, &mm, &ss, &yyyy);
2163 g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
2164 day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
2167 static FILE *log_fp = NULL;
2169 void set_log_file(const gchar *filename)
2172 log_fp = fopen(filename, "w");
2174 FILE_OP_ERROR(filename, "fopen");
2177 void close_log_file(void)
2185 static guint log_verbosity_count = 0;
2187 void log_verbosity_set(gboolean verbose)
2190 log_verbosity_count++;
2191 else if (log_verbosity_count > 0)
2192 log_verbosity_count--;
2195 void debug_print_real(const gchar *format, ...)
2198 gchar buf[BUFFSIZE];
2200 if (!debug_mode) return;
2202 va_start(args, format);
2203 g_vsnprintf(buf, sizeof(buf), format, args);
2209 void log_print(const gchar *format, ...)
2212 gchar buf[BUFFSIZE];
2217 va_start(args, format);
2218 g_vsnprintf(buf, sizeof(buf), format, args);
2222 strftime(timestr, 6, "%H:%M", localtime(&t));
2223 logbuf = g_strdup_printf("[%s] %s", timestr, buf);
2225 if (debug_mode) fputs(logbuf, stdout);
2226 log_window_append(logbuf, LOG_NORMAL);
2228 fputs(logbuf, log_fp);
2231 if (log_verbosity_count)
2232 statusbar_puts_all(buf);
2236 void log_message(const gchar *format, ...)
2239 gchar buf[BUFFSIZE];
2241 va_start(args, format);
2242 g_vsnprintf(buf, sizeof(buf), format, args);
2245 if (debug_mode) g_message("%s", buf);
2246 log_window_append(buf, LOG_MSG);
2248 fputs("message: ", log_fp);
2252 statusbar_puts_all(buf);
2255 void log_warning(const gchar *format, ...)
2258 gchar buf[BUFFSIZE];
2260 va_start(args, format);
2261 g_vsnprintf(buf, sizeof(buf), format, args);
2264 g_warning("%s", buf);
2265 log_window_append(buf, LOG_WARN);
2267 fputs("*** warning: ", log_fp);
2273 void log_error(const gchar *format, ...)
2276 gchar buf[BUFFSIZE];
2278 va_start(args, format);
2279 g_vsnprintf(buf, sizeof(buf), format, args);
2282 g_warning("%s", buf);
2283 log_window_append(buf, LOG_ERROR);
2285 fputs("*** error: ", log_fp);
2292 void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
2294 if (subject == NULL)
2297 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2298 return g_hash_table_lookup(subject_table, subject + 4);
2300 return g_hash_table_lookup(subject_table, subject);
2303 void subject_table_insert(GHashTable *subject_table, gchar * subject,
2306 if (subject == NULL)
2310 if (g_strcasecmp(subject, "Re:") == 0)
2312 if (g_strcasecmp(subject, "Re: ") == 0)
2315 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2316 g_hash_table_insert(subject_table, subject + 4, data);
2318 g_hash_table_insert(subject_table, subject, data);
2321 void subject_table_remove(GHashTable *subject_table, gchar * subject)
2323 if (subject == NULL)
2326 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2327 g_hash_table_remove(subject_table, subject + 4);
2329 g_hash_table_remove(subject_table, subject);
2332 gboolean subject_is_reply(const gchar *subject)
2334 /* XXX: just simply here so someone can handle really
2335 * advanced Re: detection like "Re[4]", "ANTW:" or
2336 * Re: Re: Re: Re: Re: Re: Re: Re:" stuff. */
2337 if (subject == NULL) return FALSE;
2338 else return 0 == g_strncasecmp(subject, "Re: ", 4);