2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2002 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.
33 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
41 #include <sys/types.h>
48 #include "statusbar.h"
49 #include "logwindow.h"
53 extern gboolean debug_mode;
55 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data);
57 void list_free_strings(GList *list)
59 list = g_list_first(list);
61 while (list != NULL) {
67 void slist_free_strings(GSList *list)
69 while (list != NULL) {
75 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
80 void hash_free_strings(GHashTable *table)
82 g_hash_table_foreach(table, hash_free_strings_func, NULL);
85 static void hash_free_value_mem_func(gpointer key, gpointer value,
91 void hash_free_value_mem(GHashTable *table)
93 g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
96 void ptr_array_free_strings(GPtrArray *array)
101 g_return_if_fail(array != NULL);
103 for (i = 0; i < array->len; i++) {
104 str = g_ptr_array_index(array, i);
109 gint to_number(const gchar *nstr)
111 register const gchar *p;
113 if (*nstr == '\0') return -1;
115 for (p = nstr; *p != '\0'; p++)
116 if (!isdigit(*p)) return -1;
121 /* convert integer into string,
122 nstr must be not lower than 11 characters length */
123 gchar *itos_buf(gchar *nstr, gint n)
125 g_snprintf(nstr, 11, "%d", n);
129 /* convert integer into string */
132 static gchar nstr[11];
134 return itos_buf(nstr, n);
137 gchar *to_human_readable(off_t size)
139 static gchar str[10];
142 g_snprintf(str, sizeof(str), "%dB", (gint)size);
143 else if (size >> 10 < 1024)
144 g_snprintf(str, sizeof(str), "%.1fKB", (gfloat)size / (1 << 10));
145 else if (size >> 20 < 1024)
146 g_snprintf(str, sizeof(str), "%.2fMB", (gfloat)size / (1 << 20));
148 g_snprintf(str, sizeof(str), "%.2fGB", (gfloat)size / (1 << 30));
153 /* strcmp with NULL-checking */
154 gint strcmp2(const gchar *s1, const gchar *s2)
156 if (s1 == NULL || s2 == NULL)
159 return strcmp(s1, s2);
161 /* strstr with NULL-checking */
162 gchar *strstr2(const gchar *s1, const gchar *s2)
164 if (s1 == NULL || s2 == NULL)
167 return strstr(s1, s2);
170 gint path_cmp(const gchar *s1, const gchar *s2)
174 if (s1 == NULL || s2 == NULL) return -1;
175 if (*s1 == '\0' || *s2 == '\0') return -1;
180 if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
181 if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
183 return strncmp(s1, s2, MAX(len1, len2));
186 /* remove trailing return code */
187 gchar *strretchomp(gchar *str)
191 if (!*str) return str;
193 for (s = str + strlen(str) - 1;
194 s >= str && (*s == '\n' || *s == '\r');
201 /* remove trailing character */
202 gchar *strtailchomp(gchar *str, gchar tail_char)
206 if (!*str) return str;
207 if (tail_char == '\0') return str;
209 for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
215 /* remove CR (carriage return) */
216 gchar *strcrchomp(gchar *str)
220 if (!*str) return str;
222 s = str + strlen(str) - 1;
223 if (*s == '\n' && s > str && *(s - 1) == '\r') {
231 /* Similar to `strstr' but this function ignores the case of both strings. */
232 gchar *strcasestr(const gchar *haystack, const gchar *needle)
234 register size_t haystack_len, needle_len;
236 haystack_len = strlen(haystack);
237 needle_len = strlen(needle);
239 if (haystack_len < needle_len || needle_len == 0)
242 while (haystack_len >= needle_len) {
243 if (!strncasecmp(haystack, needle, needle_len))
244 return (gchar *)haystack;
254 /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
255 gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
269 /* don't do zero fill */
274 int iswalnum(wint_t wc)
276 return isalnum((int)wc);
281 int iswspace(wint_t wc)
283 return isspace((int)wc);
288 wint_t towlower(wint_t wc)
290 if (wc >= L'A' && wc <= L'Z')
291 return wc + L'a' - L'A';
298 size_t wcslen(const wchar_t *s)
310 /* Copy SRC to DEST. */
311 wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
319 } while (c != L'\0');
326 /* Copy no more than N wide-characters of SRC to DEST. */
327 wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
337 } while (c != L'\0');
348 /* Duplicate S, returning an identical malloc'd string. */
349 wchar_t *wcsdup(const wchar_t *s)
354 new_str = g_new(wchar_t, wcslen(s) + 1);
362 /* Duplicate no more than N wide-characters of S,
363 returning an identical malloc'd string. */
364 wchar_t *wcsndup(const wchar_t *s, size_t n)
369 new_str = g_new(wchar_t, n + 1);
370 wcsncpy(new_str, s, n);
371 new_str[n] = (wchar_t)0;
378 wchar_t *strdup_mbstowcs(const gchar *s)
383 new_str = g_new(wchar_t, strlen(s) + 1);
384 if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
388 new_str = g_realloc(new_str,
389 sizeof(wchar_t) * (wcslen(new_str) + 1));
396 gchar *strdup_wcstombs(const wchar_t *s)
402 len = wcslen(s) * MB_CUR_MAX + 1;
403 new_str = g_new(gchar, len);
404 if (wcstombs(new_str, s, len) < 0) {
408 new_str = g_realloc(new_str, strlen(new_str) + 1);
415 /* Compare S1 and S2, ignoring case. */
416 gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
422 c1 = towlower(*s1++);
423 c2 = towlower(*s2++);
426 else if (c1 == 0 && c2 == 0)
433 /* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case. */
434 wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
436 register size_t haystack_len, needle_len;
438 haystack_len = wcslen(haystack);
439 needle_len = wcslen(needle);
441 if (haystack_len < needle_len || needle_len == 0)
444 while (haystack_len >= needle_len) {
445 if (!wcsncasecmp(haystack, needle, needle_len))
446 return (wchar_t *)haystack;
456 /* Examine if next block is non-ASCII string */
457 gboolean is_next_nonascii(const wchar_t *s)
461 /* skip head space */
462 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
464 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
472 /* Examine if next block is multi-byte string */
473 gboolean is_next_mbs(const wchar_t *s)
477 gchar tmp[MB_LEN_MAX];
479 /* skip head space */
480 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
482 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
483 mbl = wctomb(tmp, *wp);
491 wchar_t *find_wspace(const wchar_t *s)
495 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
497 for (; *wp != (wchar_t)0; wp++) {
499 return (wchar_t *)wp;
505 /* compare subjects */
506 gint subject_compare(const gchar *s1, const gchar *s2)
510 if (!s1 || !s2) return -1;
511 if (!*s1 || !*s2) return -1;
513 Xstrdup_a(str1, s1, return -1);
514 Xstrdup_a(str2, s2, return -1);
519 if (!*str1 || !*str2) return -1;
521 return strcmp(str1, str2);
524 void trim_subject(gchar *str)
528 eliminate_parenthesis(str, '[', ']');
529 eliminate_parenthesis(str, '(', ')');
532 while (!strncasecmp(str, "Re:", 3)) {
534 while (isspace(*srcp)) srcp++;
535 memmove(str, srcp, strlen(srcp) + 1);
539 void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
541 register gchar *srcp, *destp;
546 while ((destp = strchr(destp, op))) {
552 else if (*srcp == cl)
558 while (isspace(*srcp)) srcp++;
559 memmove(destp, srcp, strlen(srcp) + 1);
563 void extract_parenthesis(gchar *str, gchar op, gchar cl)
565 register gchar *srcp, *destp;
570 while ((srcp = strchr(destp, op))) {
573 memmove(destp, srcp + 1, strlen(srcp));
578 else if (*destp == cl)
590 void extract_one_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
593 register gchar *srcp, *destp;
595 gboolean in_quote = FALSE;
599 if ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
600 memmove(destp, srcp + 1, strlen(srcp));
603 if (*destp == op && !in_quote)
605 else if (*destp == cl && !in_quote)
607 else if (*destp == quote_chr)
619 void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
622 register gchar *srcp, *destp;
624 gboolean in_quote = FALSE;
628 while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
631 memmove(destp, srcp + 1, strlen(srcp));
634 if (*destp == op && !in_quote)
636 else if (*destp == cl && !in_quote)
638 else if (*destp == quote_chr)
650 void eliminate_quote(gchar *str, gchar quote_chr)
652 register gchar *srcp, *destp;
656 while ((destp = strchr(destp, quote_chr))) {
657 if ((srcp = strchr(destp + 1, quote_chr))) {
659 while (isspace(*srcp)) srcp++;
660 memmove(destp, srcp, strlen(srcp) + 1);
668 void extract_quote(gchar *str, gchar quote_chr)
672 if ((str = strchr(str, quote_chr))) {
674 while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
675 memmove(p - 1, p, strlen(p) + 1);
680 memmove(str, str + 1, p - str);
685 void eliminate_address_comment(gchar *str)
687 register gchar *srcp, *destp;
692 while ((destp = strchr(destp, '"'))) {
693 if ((srcp = strchr(destp + 1, '"'))) {
698 while (isspace(*srcp)) srcp++;
699 memmove(destp, srcp, strlen(srcp) + 1);
709 while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
715 else if (*srcp == ')')
721 while (isspace(*srcp)) srcp++;
722 memmove(destp, srcp, strlen(srcp) + 1);
726 gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
728 gboolean in_quote = FALSE;
731 if (*str == c && !in_quote)
733 if (*str == quote_chr)
741 gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
743 gboolean in_quote = FALSE;
746 p = str + strlen(str) - 1;
748 if (*p == c && !in_quote)
758 void extract_address(gchar *str)
760 eliminate_address_comment(str);
761 if (strchr_with_skip_quote(str, '"', '<'))
762 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
766 GSList *address_list_append(GSList *addr_list, const gchar *str)
771 if (!str) return addr_list;
773 Xstrdup_a(work, str, return addr_list);
775 eliminate_address_comment(work);
778 while (workp && *workp) {
781 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
787 if (strchr_with_skip_quote(workp, '"', '<'))
788 extract_parenthesis_with_skip_quote
789 (workp, '"', '<', '>');
793 addr_list = g_slist_append(addr_list, g_strdup(workp));
801 GSList *references_list_append(GSList *msgid_list, const gchar *str)
805 if (!str) return msgid_list;
808 while (strp && *strp) {
809 const gchar *start, *end;
812 if ((start = strchr(strp, '<')) != NULL) {
813 end = strchr(start + 1, '>');
818 msgid = g_strndup(start + 1, end - start - 1);
821 msgid_list = g_slist_append(msgid_list, msgid);
831 GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
836 if (!str) return group_list;
838 Xstrdup_a(work, str, return group_list);
842 while (workp && *workp) {
845 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
853 group_list = g_slist_append(group_list,
862 GList *add_history(GList *list, const gchar *str)
866 g_return_val_if_fail(str != NULL, list);
868 old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
871 list = g_list_remove(list, old->data);
872 } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
875 last = g_list_last(list);
878 g_list_remove(list, last->data);
882 list = g_list_prepend(list, g_strdup(str));
887 void remove_return(gchar *str)
889 register gchar *p = str;
892 if (*p == '\n' || *p == '\r')
893 memmove(p, p + 1, strlen(p));
899 void remove_space(gchar *str)
901 register gchar *p = str;
906 while (isspace(*(p + spc)))
909 memmove(p, p + spc, strlen(p + spc) + 1);
915 void unfold_line(gchar *str)
917 register gchar *p = str;
921 if (*p == '\n' || *p == '\r') {
924 while (isspace(*(p + spc)))
927 memmove(p, p + spc, strlen(p + spc) + 1);
933 void subst_char(gchar *str, gchar orig, gchar subst)
935 register gchar *p = str;
944 void subst_chars(gchar *str, gchar *orig, gchar subst)
946 register gchar *p = str;
949 if (strchr(orig, *p) != NULL)
955 void subst_for_filename(gchar *str)
957 subst_chars(str, " \t\r\n\"/\\", '_');
960 gboolean is_header_line(const gchar *str)
962 if (str[0] == ':') return FALSE;
964 while (*str != '\0' && *str != ' ') {
973 gboolean is_ascii_str(const guchar *str)
975 while (*str != '\0') {
976 if (*str != '\t' && *str != ' ' &&
977 *str != '\r' && *str != '\n' &&
978 (*str < 32 || *str >= 127))
986 gint get_quote_level(const gchar *str)
988 const gchar *first_pos;
989 const gchar *last_pos;
990 const gchar *p = str;
991 gint quote_level = -1;
993 /* speed up line processing by only searching to the last '>' */
994 if ((first_pos = strchr(str, '>')) != NULL) {
995 /* skip a line if it contains a '<' before the initial '>' */
996 if (memchr(str, '<', first_pos - str) != NULL)
998 last_pos = strrchr(first_pos, '>');
1002 while (p <= last_pos) {
1003 while (p < last_pos) {
1012 else if (*p != '-' && !isspace(*p) && p <= last_pos) {
1013 /* any characters are allowed except '-' and space */
1014 while (*p != '-' && *p != '>' && !isspace(*p) &&
1029 gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1031 register guint haystack_len, needle_len;
1032 gboolean in_squote = FALSE, in_dquote = FALSE;
1034 haystack_len = strlen(haystack);
1035 needle_len = strlen(needle);
1037 if (haystack_len < needle_len || needle_len == 0)
1040 while (haystack_len >= needle_len) {
1041 if (!in_squote && !in_dquote &&
1042 !strncmp(haystack, needle, needle_len))
1043 return (gchar *)haystack;
1045 /* 'foo"bar"' -> foo"bar"
1046 "foo'bar'" -> foo'bar' */
1047 if (*haystack == '\'') {
1050 else if (!in_dquote)
1052 } else if (*haystack == '\"') {
1055 else if (!in_squote)
1066 /* this fuction was taken from gstrfuncs.c in glib. */
1067 gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1070 GSList *string_list = NULL, *slist;
1071 gchar **str_array, *s, *new_str;
1072 guint i, n = 1, len;
1074 g_return_val_if_fail(str != NULL, NULL);
1075 g_return_val_if_fail(delim != NULL, NULL);
1078 max_tokens = G_MAXINT;
1080 s = strstr_with_skip_quote(str, delim);
1082 guint delimiter_len = strlen(delim);
1086 new_str = g_strndup(str, len);
1088 if (new_str[0] == '\'' || new_str[0] == '\"') {
1089 if (new_str[len - 1] == new_str[0]) {
1090 new_str[len - 1] = '\0';
1091 memmove(new_str, new_str + 1, len - 1);
1094 string_list = g_slist_prepend(string_list, new_str);
1096 str = s + delimiter_len;
1097 s = strstr_with_skip_quote(str, delim);
1098 } while (--max_tokens && s);
1102 new_str = g_strdup(str);
1103 if (new_str[0] == '\'' || new_str[0] == '\"') {
1105 if (new_str[len - 1] == new_str[0]) {
1106 new_str[len - 1] = '\0';
1107 memmove(new_str, new_str + 1, len - 1);
1110 string_list = g_slist_prepend(string_list, new_str);
1114 str_array = g_new(gchar*, n);
1118 str_array[i--] = NULL;
1119 for (slist = string_list; slist; slist = slist->next)
1120 str_array[i--] = slist->data;
1122 g_slist_free(string_list);
1127 gchar *get_abbrev_newsgroup_name(const gchar *group)
1129 gchar *abbrev_group;
1131 const gchar *p = group;
1133 abbrev_group = ap = g_malloc(strlen(group) + 1);
1138 if (strchr(p, '.')) {
1140 while (*p != '.') p++;
1143 return abbrev_group;
1148 return abbrev_group;
1151 GList *uri_list_extract_filenames(const gchar *uri_list)
1153 GList *result = NULL;
1161 while (isspace(*p)) p++;
1162 if (!strncmp(p, "file:", 5)) {
1165 while (*q && *q != '\n' && *q != '\r') q++;
1169 while (q > p && isspace(*q)) q--;
1170 file = g_malloc(q - p + 2);
1171 strncpy(file, p, q - p + 1);
1172 file[q - p + 1] = '\0';
1173 result = g_list_append(result,file);
1177 p = strchr(p, '\n');
1184 #define HEX_TO_INT(val, hex) \
1188 if ('0' <= c && c <= '9') { \
1190 } else if ('a' <= c && c <= 'f') { \
1191 val = c - 'a' + 10; \
1192 } else if ('A' <= c && c <= 'F') { \
1193 val = c - 'A' + 10; \
1200 * We need this wrapper around g_get_home_dir(), so that
1201 * we can fix some Windoze things here. Should be done in glibc of course
1202 * but as long as we are not able to do our own extensions to glibc, we do
1205 gchar *get_home_dir(void)
1207 #if HAVE_DOSISH_SYSTEM
1208 static gchar *home_dir;
1211 home_dir = read_w32_registry_string(NULL,
1212 "Software\\Sylpheed", "HomeDir" );
1213 if (!home_dir || !*home_dir) {
1214 if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1215 const char *s = g_get_home_dir();
1217 home_dir = g_strdup (s);
1219 if (!home_dir || !*home_dir)
1220 home_dir = g_strdup ("c:\\sylpheed");
1222 debug_print("initialized home_dir to `%s'\n", home_dir);
1225 #else /* standard glib */
1226 return g_get_home_dir();
1230 gchar *get_rc_dir(void)
1232 static gchar *rc_dir = NULL;
1235 rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1241 gchar *get_news_cache_dir(void)
1243 static gchar *news_cache_dir = NULL;
1245 if (!news_cache_dir)
1246 news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1247 NEWS_CACHE_DIR, NULL);
1249 return news_cache_dir;
1252 gchar *get_imap_cache_dir(void)
1254 static gchar *imap_cache_dir = NULL;
1256 if (!imap_cache_dir)
1257 imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1258 IMAP_CACHE_DIR, NULL);
1260 return imap_cache_dir;
1263 gchar *get_mbox_cache_dir(void)
1265 static gchar *mbox_cache_dir = NULL;
1267 if (!mbox_cache_dir)
1268 mbox_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1269 MBOX_CACHE_DIR, NULL);
1271 return mbox_cache_dir;
1274 gchar *get_mime_tmp_dir(void)
1276 static gchar *mime_tmp_dir = NULL;
1279 mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1280 MIME_TMP_DIR, NULL);
1282 return mime_tmp_dir;
1285 gchar *get_template_dir(void)
1287 static gchar *template_dir = NULL;
1290 template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1291 TEMPLATE_DIR, NULL);
1293 return template_dir;
1296 gchar *get_header_cache_dir(void)
1298 static gchar *header_dir = NULL;
1301 header_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1302 HEADER_CACHE_DIR, NULL);
1307 gchar *get_tmp_file(void)
1309 static gchar *tmp_file = NULL;
1312 tmp_file = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1318 gchar *get_domain_name(void)
1320 static gchar *domain_name = NULL;
1321 struct hostent *myfqdn = NULL;
1324 gchar buf[BUFFSIZE] = "";
1326 if (gethostname(buf, sizeof(buf)) < 0) {
1327 perror("gethostname");
1328 strcpy(buf, "unknown");
1330 myfqdn = gethostbyname(buf);
1331 if (myfqdn != NULL) {
1332 memset(buf, '\0', strlen(buf));
1333 strcpy(buf, myfqdn->h_name);
1335 perror("gethostbyname");
1336 strcpy(buf, "unknown");
1340 domain_name = g_strdup(buf);
1346 off_t get_file_size(const gchar *file)
1350 if (stat(file, &s) < 0) {
1351 FILE_OP_ERROR(file, "stat");
1358 off_t get_file_size_as_crlf(const gchar *file)
1362 gchar buf[BUFFSIZE];
1364 if ((fp = fopen(file, "rb")) == NULL) {
1365 FILE_OP_ERROR(file, "fopen");
1369 while (fgets(buf, sizeof(buf), fp) != NULL) {
1371 size += strlen(buf) + 2;
1375 FILE_OP_ERROR(file, "fgets");
1384 off_t get_left_file_size(FILE *fp)
1390 if ((pos = ftell(fp)) < 0) {
1394 if (fseek(fp, 0L, SEEK_END) < 0) {
1398 if ((end = ftell(fp)) < 0) {
1403 if (fseek(fp, pos, SEEK_SET) < 0) {
1411 gboolean file_exist(const gchar *file, gboolean allow_fifo)
1415 if (stat(file, &s) < 0) {
1416 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1420 if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1426 gboolean is_dir_exist(const gchar *dir)
1430 if (stat(dir, &s) < 0) {
1431 if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1435 if (S_ISDIR(s.st_mode))
1441 gint change_dir(const gchar *dir)
1443 gchar *prevdir = NULL;
1446 prevdir = g_get_current_dir();
1448 if (chdir(dir) < 0) {
1449 FILE_OP_ERROR(dir, "chdir");
1450 if (debug_mode) g_free(prevdir);
1452 } else if (debug_mode) {
1455 cwd = g_get_current_dir();
1456 if (strcmp(prevdir, cwd) != 0)
1457 g_print("current dir: %s\n", cwd);
1465 gint make_dir_hier(const gchar *dir)
1470 for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1471 parent_dir = g_strndup(dir, p - dir);
1472 if (*parent_dir != '\0') {
1473 if (!is_dir_exist(parent_dir)) {
1474 if (mkdir(parent_dir, S_IRWXU) < 0) {
1475 FILE_OP_ERROR(parent_dir, "mkdir");
1479 if (chmod(parent_dir, S_IRWXU) < 0)
1480 FILE_OP_ERROR(parent_dir, "chmod");
1485 if (!is_dir_exist(dir)) {
1486 if (mkdir(dir, S_IRWXU) < 0) {
1487 FILE_OP_ERROR(dir, "mkdir");
1490 if (chmod(dir, S_IRWXU) < 0)
1491 FILE_OP_ERROR(dir, "chmod");
1497 gint remove_all_files(const gchar *dir)
1503 prev_dir = g_get_current_dir();
1505 if (chdir(dir) < 0) {
1506 FILE_OP_ERROR(dir, "chdir");
1510 if ((dp = opendir(".")) == NULL) {
1511 FILE_OP_ERROR(dir, "opendir");
1515 while ((d = readdir(dp)) != NULL) {
1516 if (!strcmp(d->d_name, ".") ||
1517 !strcmp(d->d_name, ".."))
1520 if (unlink(d->d_name) < 0)
1521 FILE_OP_ERROR(d->d_name, "unlink");
1526 if (chdir(prev_dir) < 0) {
1527 FILE_OP_ERROR(prev_dir, "chdir");
1537 gint remove_numbered_files(const gchar *dir, guint first, guint last)
1544 prev_dir = g_get_current_dir();
1546 if (chdir(dir) < 0) {
1547 FILE_OP_ERROR(dir, "chdir");
1551 if ((dp = opendir(".")) == NULL) {
1552 FILE_OP_ERROR(dir, "opendir");
1556 while ((d = readdir(dp)) != NULL) {
1557 fileno = to_number(d->d_name);
1558 if (fileno >= 0 && first <= fileno && fileno <= last) {
1559 if (unlink(d->d_name) < 0)
1560 FILE_OP_ERROR(d->d_name, "unlink");
1566 if (chdir(prev_dir) < 0) {
1567 FILE_OP_ERROR(prev_dir, "chdir");
1577 gint remove_all_numbered_files(const gchar *dir)
1579 return remove_numbered_files(dir, 0, UINT_MAX);
1582 gint remove_dir_recursive(const gchar *dir)
1589 /* g_print("dir = %s\n", dir); */
1591 if (stat(dir, &s) < 0) {
1592 FILE_OP_ERROR(dir, "stat");
1593 if (ENOENT == errno) return 0;
1597 if (!S_ISDIR(s.st_mode)) {
1598 if (unlink(dir) < 0) {
1599 FILE_OP_ERROR(dir, "unlink");
1606 prev_dir = g_get_current_dir();
1607 /* g_print("prev_dir = %s\n", prev_dir); */
1609 if (!path_cmp(prev_dir, dir)) {
1611 if (chdir("..") < 0) {
1612 FILE_OP_ERROR(dir, "chdir");
1615 prev_dir = g_get_current_dir();
1618 if (chdir(dir) < 0) {
1619 FILE_OP_ERROR(dir, "chdir");
1624 if ((dp = opendir(".")) == NULL) {
1625 FILE_OP_ERROR(dir, "opendir");
1631 /* remove all files in the directory */
1632 while ((d = readdir(dp)) != NULL) {
1633 if (!strcmp(d->d_name, ".") ||
1634 !strcmp(d->d_name, ".."))
1637 if (stat(d->d_name, &s) < 0) {
1638 FILE_OP_ERROR(d->d_name, "stat");
1642 /* g_print("removing %s\n", d->d_name); */
1644 if (S_ISDIR(s.st_mode)) {
1645 if (remove_dir_recursive(d->d_name) < 0) {
1646 g_warning("can't remove directory\n");
1650 if (unlink(d->d_name) < 0)
1651 FILE_OP_ERROR(d->d_name, "unlink");
1657 if (chdir(prev_dir) < 0) {
1658 FILE_OP_ERROR(prev_dir, "chdir");
1665 if (rmdir(dir) < 0) {
1666 FILE_OP_ERROR(dir, "rmdir");
1674 /* this seems to be slower than the stdio version... */
1675 gint copy_file(const gchar *src, const gchar *dest)
1677 gint src_fd, dest_fd;
1681 gchar *dest_bak = NULL;
1683 if ((src_fd = open(src, O_RDONLY)) < 0) {
1684 FILE_OP_ERROR(src, "open");
1688 if (is_file_exist(dest)) {
1689 dest_bak = g_strconcat(dest, ".bak", NULL);
1690 if (rename(dest, dest_bak) < 0) {
1691 FILE_OP_ERROR(dest, "rename");
1698 if ((dest_fd = open(dest, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
1699 FILE_OP_ERROR(dest, "open");
1702 if (rename(dest_bak, dest) < 0)
1703 FILE_OP_ERROR(dest_bak, "rename");
1709 while ((n_read = read(src_fd, buf, sizeof(buf))) > 0) {
1714 n_write = write(dest_fd, bufp, len);
1716 g_warning(_("writing to %s failed.\n"), dest);
1721 if (rename(dest_bak, dest) < 0)
1722 FILE_OP_ERROR(dest_bak, "rename");
1735 if (n_read < 0 || get_file_size(src) != get_file_size(dest)) {
1736 g_warning(_("File copy from %s to %s failed.\n"), src, dest);
1739 if (rename(dest_bak, dest) < 0)
1740 FILE_OP_ERROR(dest_bak, "rename");
1751 gint copy_file(const gchar *src, const gchar *dest)
1753 FILE *src_fp, *dest_fp;
1756 gchar *dest_bak = NULL;
1757 gboolean err = FALSE;
1759 if ((src_fp = fopen(src, "rb")) == NULL) {
1760 FILE_OP_ERROR(src, "fopen");
1763 if (is_file_exist(dest)) {
1764 dest_bak = g_strconcat(dest, ".bak", NULL);
1765 if (rename(dest, dest_bak) < 0) {
1766 FILE_OP_ERROR(dest, "rename");
1773 if ((dest_fp = fopen(dest, "wb")) == NULL) {
1774 FILE_OP_ERROR(dest, "fopen");
1777 if (rename(dest_bak, dest) < 0)
1778 FILE_OP_ERROR(dest_bak, "rename");
1784 if (change_file_mode_rw(dest_fp, dest) < 0) {
1785 FILE_OP_ERROR(dest, "chmod");
1786 g_warning(_("can't change file mode\n"));
1789 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
1790 if (n_read < sizeof(buf) && ferror(src_fp))
1792 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
1793 g_warning(_("writing to %s failed.\n"), dest);
1798 if (rename(dest_bak, dest) < 0)
1799 FILE_OP_ERROR(dest_bak, "rename");
1806 if (ferror(src_fp)) {
1807 FILE_OP_ERROR(src, "fread");
1811 if (fclose(dest_fp) == EOF) {
1812 FILE_OP_ERROR(dest, "fclose");
1819 if (rename(dest_bak, dest) < 0)
1820 FILE_OP_ERROR(dest_bak, "rename");
1831 gint move_file(const gchar *src, const gchar *dest)
1833 if (is_file_exist(dest)) {
1834 g_warning(_("move_file(): file %s already exists."), dest);
1838 if (rename(src, dest) == 0) return 0;
1840 if (EXDEV != errno) {
1841 FILE_OP_ERROR(src, "rename");
1845 if (copy_file(src, dest) < 0) return -1;
1852 gint change_file_mode_rw(FILE *fp, const gchar *file)
1855 return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
1857 return chmod(file, S_IRUSR|S_IWUSR);
1861 FILE *my_tmpfile(void)
1864 const gchar suffix[] = ".XXXXXX";
1865 const gchar *tmpdir;
1867 const gchar *progname;
1873 tmpdir = g_get_tmp_dir();
1874 tmplen = strlen(tmpdir);
1875 progname = g_get_prgname();
1876 proglen = strlen(progname);
1877 Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
1880 memcpy(fname, tmpdir, tmplen);
1881 fname[tmplen] = G_DIR_SEPARATOR;
1882 memcpy(fname + tmplen + 1, progname, proglen);
1883 memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
1885 fd = mkstemp(fname);
1891 fp = fdopen(fd, "w+b");
1896 #endif /* HAVE_MKSTEMP */
1901 FILE *str_open_as_stream(const gchar *str)
1906 g_return_val_if_fail(str != NULL, NULL);
1910 FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
1915 if (len == 0) return fp;
1917 if (fwrite(str, len, 1, fp) != 1) {
1918 FILE_OP_ERROR("str_open_as_stream", "fwrite");
1927 gint execute_async(gchar *const argv[])
1931 if ((pid = fork()) < 0) {
1936 if (pid == 0) { /* child process */
1939 if ((gch_pid = fork()) < 0) {
1944 if (gch_pid == 0) { /* grandchild process */
1945 execvp(argv[0], argv);
1954 waitpid(pid, NULL, 0);
1959 gint execute_sync(gchar *const argv[])
1963 if ((pid = fork()) < 0) {
1968 if (pid == 0) { /* child process */
1969 execvp(argv[0], argv);
1975 waitpid(pid, NULL, 0);
1980 gint execute_command_line(const gchar *cmdline, gboolean async)
1985 argv = strsplit_with_quote(cmdline, " ", 0);
1988 ret = execute_async(argv);
1990 ret = execute_sync(argv);
1996 static gint is_unchanged_uri_char(char c)
2008 void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
2014 for(i = 0; i < strlen(uri) ; i++) {
2015 if (is_unchanged_uri_char(uri[i])) {
2016 if (k + 2 >= bufsize)
2018 encoded_uri[k++] = uri[i];
2021 char * hexa = "0123456789ABCDEF";
2023 if (k + 4 >= bufsize)
2025 encoded_uri[k++] = '%';
2026 encoded_uri[k++] = hexa[uri[i] / 16];
2027 encoded_uri[k++] = hexa[uri[i] % 16];
2033 /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
2036 static gint axtoi(const gchar *hexstr)
2038 gint hi, lo, result;
2041 if ('0' <= hi && hi <= '9') {
2044 if ('a' <= hi && hi <= 'f') {
2047 if ('A' <= hi && hi <= 'F') {
2052 if ('0' <= lo && lo <= '9') {
2055 if ('a' <= lo && lo <= 'f') {
2058 if ('A' <= lo && lo <= 'F') {
2061 result = lo + (16 * hi);
2066 /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
2067 * plusses, and escape characters are used)
2070 void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
2072 const gchar *encoded;
2075 encoded = encoded_uri;
2076 decoded = decoded_uri;
2079 if (*encoded == '%') {
2081 if (isxdigit(encoded[0])
2082 && isxdigit(encoded[1])) {
2083 *decoded = (gchar) axtoi(encoded);
2088 else if (*encoded == '+') {
2094 *decoded = *encoded;
2104 gint open_uri(const gchar *uri, const gchar *cmdline)
2106 static gchar *default_cmdline = "netscape -remote openURL(%s,raise)";
2107 gchar buf[BUFFSIZE];
2109 gchar encoded_uri[BUFFSIZE];
2111 g_return_val_if_fail(uri != NULL, -1);
2113 /* an option to choose whether to use encode_uri or not ? */
2114 encode_uri(encoded_uri, BUFFSIZE, uri);
2117 (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
2118 !strchr(p + 2, '%'))
2119 g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
2122 g_warning(_("Open URI command line is invalid: `%s'"),
2124 g_snprintf(buf, sizeof(buf), default_cmdline, encoded_uri);
2127 execute_command_line(buf, TRUE);
2132 time_t remote_tzoffset_sec(const gchar *zone)
2134 static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
2140 time_t remoteoffset;
2142 strncpy(zone3, zone, 3);
2146 if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
2147 (c == '+' || c == '-')) {
2148 remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
2150 remoteoffset = -remoteoffset;
2151 } else if (!strncmp(zone, "UT" , 2) ||
2152 !strncmp(zone, "GMT", 2)) {
2154 } else if (strlen(zone3) == 3 &&
2155 (p = strstr(ustzstr, zone3)) != NULL &&
2156 (p - ustzstr) % 3 == 0) {
2157 iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
2158 remoteoffset = iustz * 3600;
2159 } else if (strlen(zone3) == 1) {
2161 case 'Z': remoteoffset = 0; break;
2162 case 'A': remoteoffset = -1; break;
2163 case 'B': remoteoffset = -2; break;
2164 case 'C': remoteoffset = -3; break;
2165 case 'D': remoteoffset = -4; break;
2166 case 'E': remoteoffset = -5; break;
2167 case 'F': remoteoffset = -6; break;
2168 case 'G': remoteoffset = -7; break;
2169 case 'H': remoteoffset = -8; break;
2170 case 'I': remoteoffset = -9; break;
2171 case 'K': remoteoffset = -10; break; /* J is not used */
2172 case 'L': remoteoffset = -11; break;
2173 case 'M': remoteoffset = -12; break;
2174 case 'N': remoteoffset = 1; break;
2175 case 'O': remoteoffset = 2; break;
2176 case 'P': remoteoffset = 3; break;
2177 case 'Q': remoteoffset = 4; break;
2178 case 'R': remoteoffset = 5; break;
2179 case 'S': remoteoffset = 6; break;
2180 case 'T': remoteoffset = 7; break;
2181 case 'U': remoteoffset = 8; break;
2182 case 'V': remoteoffset = 9; break;
2183 case 'W': remoteoffset = 10; break;
2184 case 'X': remoteoffset = 11; break;
2185 case 'Y': remoteoffset = 12; break;
2186 default: remoteoffset = 0; break;
2188 remoteoffset = remoteoffset * 3600;
2191 return remoteoffset;
2194 time_t tzoffset_sec(time_t *now)
2200 lt = localtime(now);
2202 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2204 if (lt->tm_year < gmt.tm_year)
2206 else if (lt->tm_year > gmt.tm_year)
2208 else if (lt->tm_yday < gmt.tm_yday)
2210 else if (lt->tm_yday > gmt.tm_yday)
2213 if (off >= 24 * 60) /* should be impossible */
2214 off = 23 * 60 + 59; /* if not, insert silly value */
2215 if (off <= -24 * 60)
2216 off = -(23 * 60 + 59);
2225 /* calculate timezone offset */
2226 gchar *tzoffset(time_t *now)
2228 static gchar offset_string[6];
2234 lt = localtime(now);
2236 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2238 if (lt->tm_year < gmt.tm_year)
2240 else if (lt->tm_year > gmt.tm_year)
2242 else if (lt->tm_yday < gmt.tm_yday)
2244 else if (lt->tm_yday > gmt.tm_yday)
2252 if (off >= 24 * 60) /* should be impossible */
2253 off = 23 * 60 + 59; /* if not, insert silly value */
2255 sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
2257 return offset_string;
2260 void get_rfc822_date(gchar *buf, gint len)
2264 gchar day[4], mon[4];
2265 gint dd, hh, mm, ss, yyyy;
2270 sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
2271 day, mon, &dd, &hh, &mm, &ss, &yyyy);
2272 g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
2273 day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
2276 static FILE *log_fp = NULL;
2278 void set_log_file(const gchar *filename)
2281 log_fp = fopen(filename, "wb");
2283 FILE_OP_ERROR(filename, "fopen");
2286 void close_log_file(void)
2294 static guint log_verbosity_count = 0;
2296 void log_verbosity_set(gboolean verbose)
2299 log_verbosity_count++;
2300 else if (log_verbosity_count > 0)
2301 log_verbosity_count--;
2304 void debug_print_real(const gchar *format, ...)
2307 gchar buf[BUFFSIZE];
2309 if (!debug_mode) return;
2311 va_start(args, format);
2312 g_vsnprintf(buf, sizeof(buf), format, args);
2318 void log_print(const gchar *format, ...)
2321 gchar buf[BUFFSIZE];
2326 va_start(args, format);
2327 g_vsnprintf(buf, sizeof(buf), format, args);
2331 strftime(timestr, 6, "%H:%M", localtime(&t));
2332 logbuf = g_strdup_printf("[%s] %s", timestr, buf);
2334 if (debug_mode) fputs(logbuf, stdout);
2335 log_window_append(logbuf, LOG_NORMAL);
2337 fputs(logbuf, log_fp);
2340 if (log_verbosity_count)
2341 statusbar_puts_all(buf);
2345 void log_message(const gchar *format, ...)
2348 gchar buf[BUFFSIZE];
2350 va_start(args, format);
2351 g_vsnprintf(buf, sizeof(buf), format, args);
2354 if (debug_mode) g_message("%s", buf);
2355 log_window_append(buf, LOG_MSG);
2357 fputs("message: ", log_fp);
2361 statusbar_puts_all(buf);
2364 void log_warning(const gchar *format, ...)
2367 gchar buf[BUFFSIZE];
2369 va_start(args, format);
2370 g_vsnprintf(buf, sizeof(buf), format, args);
2373 g_warning("%s", buf);
2374 log_window_append(buf, LOG_WARN);
2376 fputs("*** warning: ", log_fp);
2382 void log_error(const gchar *format, ...)
2385 gchar buf[BUFFSIZE];
2387 va_start(args, format);
2388 g_vsnprintf(buf, sizeof(buf), format, args);
2391 g_warning("%s", buf);
2392 log_window_append(buf, LOG_ERROR);
2394 fputs("*** error: ", log_fp);
2401 void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
2403 if (subject == NULL)
2406 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2407 return g_hash_table_lookup(subject_table, subject + 4);
2409 return g_hash_table_lookup(subject_table, subject);
2412 void subject_table_insert(GHashTable *subject_table, gchar * subject,
2415 if (subject == NULL)
2419 if (g_strcasecmp(subject, "Re:") == 0)
2421 if (g_strcasecmp(subject, "Re: ") == 0)
2424 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2425 g_hash_table_insert(subject_table, subject + 4, data);
2427 g_hash_table_insert(subject_table, subject, data);
2430 void subject_table_remove(GHashTable *subject_table, gchar * subject)
2432 if (subject == NULL)
2435 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2436 g_hash_table_remove(subject_table, subject + 4);
2438 g_hash_table_remove(subject_table, subject);
2441 gboolean subject_is_reply(const gchar *subject)
2443 /* XXX: just simply here so someone can handle really
2444 * advanced Re: detection like "Re[4]", "ANTW:" or
2445 * Re: Re: Re: Re: Re: Re: Re: Re:" stuff. */
2446 if (subject == NULL) return FALSE;
2447 else return 0 == g_strncasecmp(subject, "Re: ", 4);