bc4055664b
* src/common/utils.c * src/common/utils.h * src/gtk/prefswindow.c Move auto pointer stuff to utils.c Patch by Alfons again :)
497 lines
14 KiB
C
497 lines
14 KiB
C
/*
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* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
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* Copyright (C) 1999-2004 Hiroyuki Yamamoto
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __UTILS_H__
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#define __UTILS_H__
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <glib-object.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <dirent.h>
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#include <time.h>
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#if HAVE_ALLOCA_H
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# include <alloca.h>
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#endif
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#if HAVE_WCHAR_H
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# include <wchar.h>
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#endif
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/* The AC_CHECK_SIZEOF() in configure fails for some machines.
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* we provide some fallback values here */
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#if !SIZEOF_UNSIGNED_SHORT
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#undef SIZEOF_UNSIGNED_SHORT
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#define SIZEOF_UNSIGNED_SHORT 2
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#endif
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#if !SIZEOF_UNSIGNED_INT
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#undef SIZEOF_UNSIGNED_INT
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#define SIZEOF_UNSIGNED_INT 4
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#endif
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#if !SIZEOF_UNSIGNED_LONG
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#undef SIZEOF_UNSIGNED_LONG
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#define SIZEOF_UNSIGNED_LONG 4
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#endif
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#ifndef HAVE_U32_TYPEDEF
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#undef u32 /* maybe there is a macro with this name */
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typedef guint32 u32;
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#define HAVE_U32_TYPEDEF
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#endif
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#ifndef BIG_ENDIAN_HOST
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#if (G_BYTE_ORDER == G_BIG_ENDIAN)
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#define BIG_ENDIAN_HOST 1
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#endif
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#endif
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#define CHDIR_RETURN_IF_FAIL(dir) \
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{ \
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if (change_dir(dir) < 0) return; \
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}
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#define CHDIR_RETURN_VAL_IF_FAIL(dir, val) \
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{ \
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if (change_dir(dir) < 0) return val; \
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}
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#define Xalloca(ptr, size, iffail) \
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{ \
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if ((ptr = alloca(size)) == NULL) { \
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g_warning("can't allocate memory\n"); \
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iffail; \
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} \
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}
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#define Xstrdup_a(ptr, str, iffail) \
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{ \
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gchar *__tmp; \
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\
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if ((__tmp = alloca(strlen(str) + 1)) == NULL) { \
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g_warning("can't allocate memory\n"); \
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iffail; \
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} else \
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strcpy(__tmp, str); \
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\
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ptr = __tmp; \
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}
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#define Xstrndup_a(ptr, str, len, iffail) \
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{ \
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gchar *__tmp; \
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\
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if ((__tmp = alloca(len + 1)) == NULL) { \
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g_warning("can't allocate memory\n"); \
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iffail; \
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} else { \
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strncpy(__tmp, str, len); \
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__tmp[len] = '\0'; \
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} \
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\
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ptr = __tmp; \
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}
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#define Xstrcat_a(ptr, str1, str2, iffail) \
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{ \
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gchar *__tmp; \
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gint len1, len2; \
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\
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len1 = strlen(str1); \
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len2 = strlen(str2); \
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if ((__tmp = alloca(len1 + len2 + 1)) == NULL) { \
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g_warning("can't allocate memory\n"); \
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iffail; \
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} else { \
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memcpy(__tmp, str1, len1); \
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memcpy(__tmp + len1, str2, len2 + 1); \
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} \
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\
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ptr = __tmp; \
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}
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#define AUTORELEASE_STR(str, iffail) \
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{ \
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gchar *__str; \
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Xstrdup_a(__str, str, iffail); \
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g_free(str); \
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str = __str; \
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}
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#define FILE_OP_ERROR(file, func) \
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{ \
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fprintf(stderr, "%s: ", file); \
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perror(func); \
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}
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#define IS_ASCII(c) (((guchar) c) <= 0177 ? 1 : 0)
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef gpointer (*GNodeMapFunc) (gpointer nodedata, gpointer data);
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/* debug functions */
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void debug_set_mode (gboolean mode);
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gboolean debug_get_mode (void);
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#define debug_print \
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debug_print_real(__FILE__ ":%d:", __LINE__), \
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debug_print_real
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/* for macro expansion */
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#define Str(x) #x
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#define Xstr(x) Str(x)
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void list_free_strings (GList *list);
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void slist_free_strings (GSList *list);
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void hash_free_strings (GHashTable *table);
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void hash_free_value_mem (GHashTable *table);
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gint str_case_equal (gconstpointer v,
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gconstpointer v2);
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guint str_case_hash (gconstpointer key);
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void ptr_array_free_strings (GPtrArray *array);
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typedef gboolean (*StrFindFunc) (const gchar *haystack,
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const gchar *needle);
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gboolean str_find (const gchar *haystack,
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const gchar *needle);
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gboolean str_case_find (const gchar *haystack,
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const gchar *needle);
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gboolean str_find_equal (const gchar *haystack,
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const gchar *needle);
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gboolean str_case_find_equal (const gchar *haystack,
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const gchar *needle);
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/* number-string conversion */
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gint to_number (const gchar *nstr);
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gchar *itos_buf (gchar *nstr,
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gint n);
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gchar *itos (gint n);
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gchar *to_human_readable (off_t size);
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/* alternative string functions */
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gint strcmp2 (const gchar *s1,
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const gchar *s2);
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gchar *strstr2 (const gchar *s1,
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const gchar *s2);
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gint path_cmp (const gchar *s1,
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const gchar *s2);
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gchar *strretchomp (gchar *str);
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gchar *strtailchomp (gchar *str,
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gchar tail_char);
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gchar *strcrchomp (gchar *str);
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gchar *strcasestr (const gchar *haystack,
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const gchar *needle);
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gpointer my_memmem (gconstpointer haystack,
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size_t haystacklen,
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gconstpointer needle,
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size_t needlelen);
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gchar *strncpy2 (gchar *dest,
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const gchar *src,
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size_t n);
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/* wide-character functions */
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#if !HAVE_ISWALNUM
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int iswalnum (wint_t wc);
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#endif
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#if !HAVE_ISWSPACE
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int iswspace (wint_t wc);
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#endif
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#if !HAVE_TOWLOWER
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wint_t towlower (wint_t wc);
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#endif
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#if !HAVE_WCSLEN
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size_t wcslen (const wchar_t *s);
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#endif
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#if !HAVE_WCSCPY
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wchar_t *wcscpy (wchar_t *dest,
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const wchar_t *src);
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#endif
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#if !HAVE_WCSNCPY
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wchar_t *wcsncpy (wchar_t *dest,
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const wchar_t *src,
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size_t n);
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#endif
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wchar_t *wcsdup (const wchar_t *s);
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wchar_t *wcsndup (const wchar_t *s,
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size_t n);
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wchar_t *strdup_mbstowcs (const gchar *s);
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gchar *strdup_wcstombs (const wchar_t *s);
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gint wcsncasecmp (const wchar_t *s1,
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const wchar_t *s2,
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size_t n);
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wchar_t *wcscasestr (const wchar_t *haystack,
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const wchar_t *needle);
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gint get_mbs_len (const gchar *s);
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gboolean is_next_nonascii (const guchar *s);
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gint get_next_word_len (const guchar *s);
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/* functions for string parsing */
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gint subject_compare (const gchar *s1,
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const gchar *s2);
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gint subject_compare_for_sort (const gchar *s1,
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const gchar *s2);
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void trim_subject_for_compare (gchar *str);
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void trim_subject_for_sort (gchar *str);
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void trim_subject (gchar *str);
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void eliminate_parenthesis (gchar *str,
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gchar op,
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gchar cl);
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void extract_parenthesis (gchar *str,
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gchar op,
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gchar cl);
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void extract_parenthesis_with_skip_quote (gchar *str,
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gchar quote_chr,
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gchar op,
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gchar cl);
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void eliminate_quote (gchar *str,
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gchar quote_chr);
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void extract_quote (gchar *str,
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gchar quote_chr);
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void eliminate_address_comment (gchar *str);
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gchar *strchr_with_skip_quote (const gchar *str,
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gint quote_chr,
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gint c);
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gchar *strrchr_with_skip_quote (const gchar *str,
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gint quote_chr,
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gint c);
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void extract_address (gchar *str);
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void extract_list_id_str (gchar *str);
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GSList *slist_concat_unique (GSList *first,
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GSList *second);
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GSList *address_list_append (GSList *addr_list,
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const gchar *str);
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GSList *address_list_append_with_comments(GSList *addr_list,
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const gchar *str);
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GSList *references_list_append (GSList *msgid_list,
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const gchar *str);
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GSList *newsgroup_list_append (GSList *group_list,
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const gchar *str);
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GList *add_history (GList *list,
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const gchar *str);
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void remove_return (gchar *str);
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void remove_space (gchar *str);
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void unfold_line (gchar *str);
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void subst_char (gchar *str,
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gchar orig,
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gchar subst);
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void subst_chars (gchar *str,
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gchar *orig,
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gchar subst);
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void subst_for_filename (gchar *str);
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void subst_for_shellsafe_filename (gchar *str);
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gboolean is_header_line (const gchar *str);
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gboolean is_ascii_str (const guchar *str);
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gint get_quote_level (const gchar *str,
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const gchar *quote_chars);
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gchar *strstr_with_skip_quote (const gchar *haystack,
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const gchar *needle);
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gchar *strchr_parenthesis_close (const gchar *str,
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gchar op,
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gchar cl);
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gchar **strsplit_parenthesis (const gchar *str,
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gchar op,
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gchar cl,
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gint max_tokens);
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gchar **strsplit_with_quote (const gchar *str,
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const gchar *delim,
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gint max_tokens);
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gchar *get_abbrev_newsgroup_name (const gchar *group,
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gint len);
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gchar *trim_string (const gchar *str,
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gint len);
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GList *uri_list_extract_filenames (const gchar *uri_list);
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gboolean is_uri_string (const gchar *str);
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gchar *get_uri_path (const gchar *uri);
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void decode_uri (gchar *decoded_uri,
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const gchar *encoded_uri);
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gint scan_mailto_url (const gchar *mailto,
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gchar **to,
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gchar **cc,
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gchar **bcc,
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gchar **subject,
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gchar **body);
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/* return static strings */
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const gchar *get_home_dir (void);
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const gchar *get_rc_dir (void);
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const gchar *get_news_cache_dir (void);
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const gchar *get_imap_cache_dir (void);
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const gchar *get_mbox_cache_dir (void);
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const gchar *get_mime_tmp_dir (void);
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const gchar *get_template_dir (void);
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const gchar *get_header_cache_dir (void);
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const gchar *get_tmp_dir (void);
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gchar *get_tmp_file (void);
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const gchar *get_domain_name (void);
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/* file / directory handling */
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off_t get_file_size (const gchar *file);
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off_t get_file_size_as_crlf (const gchar *file);
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off_t get_left_file_size (FILE *fp);
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gboolean file_exist (const gchar *file,
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gboolean allow_fifo);
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gboolean is_dir_exist (const gchar *dir);
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gboolean is_file_entry_exist (const gchar *file);
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gboolean dirent_is_regular_file (struct dirent *d);
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gboolean dirent_is_directory (struct dirent *d);
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#define is_file_exist(file) file_exist(file, FALSE)
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#define is_file_or_fifo_exist(file) file_exist(file, TRUE)
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gint change_dir (const gchar *dir);
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gint make_dir (const gchar *dir);
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gint make_dir_hier (const gchar *dir);
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gint remove_all_files (const gchar *dir);
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gint remove_numbered_files (const gchar *dir,
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guint first,
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guint last);
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gint remove_numbered_files_not_in_list(const gchar *dir,
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GSList *numberlist);
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gint remove_all_numbered_files (const gchar *dir);
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gint remove_expired_files (const gchar *dir,
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guint hours);
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gint remove_dir_recursive (const gchar *dir);
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gint append_file (const gchar *src,
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const gchar *dest,
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gboolean keep_backup);
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gint copy_file (const gchar *src,
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const gchar *dest,
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gboolean keep_backup);
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gint move_file (const gchar *src,
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const gchar *dest,
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gboolean overwrite);
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gint copy_file_part_to_fp (FILE *fp,
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off_t offset,
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size_t length,
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FILE *dest_fp);
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gint copy_file_part (FILE *fp,
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off_t offset,
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size_t length,
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const gchar *dest);
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gchar *canonicalize_str (const gchar *str);
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gint canonicalize_file (const gchar *src,
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const gchar *dest);
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gint canonicalize_file_replace (const gchar *file);
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gint uncanonicalize_file (const gchar *src,
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const gchar *dest);
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gint uncanonicalize_file_replace(const gchar *file);
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gchar *normalize_newlines (const gchar *str);
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gchar *get_outgoing_rfc2822_str (FILE *fp);
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gint change_file_mode_rw (FILE *fp,
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const gchar *file);
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FILE *my_tmpfile (void);
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FILE *get_tmpfile_in_dir (const gchar *dir,
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gchar **filename);
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FILE *str_open_as_stream (const gchar *str);
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gint str_write_to_file (const gchar *str,
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const gchar *file);
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gchar *file_read_to_str (const gchar *file);
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gchar *file_read_stream_to_str (FILE *fp);
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/* process execution */
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gint execute_async (gchar *const argv[]);
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gint execute_sync (gchar *const argv[]);
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gint execute_command_line (const gchar *cmdline,
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gboolean async);
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gchar *get_command_output (const gchar *cmdline);
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/* open URI with external browser */
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gint open_uri(const gchar *uri, const gchar *cmdline);
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/* time functions */
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time_t remote_tzoffset_sec (const gchar *zone);
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time_t tzoffset_sec (time_t *now);
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gchar *tzoffset (time_t *now);
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void get_rfc822_date (gchar *buf,
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gint len);
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/* debugging */
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void debug_print_real (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
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/* subject threading */
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void * subject_table_lookup(GHashTable *subject_table, gchar * subject);
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void subject_table_insert(GHashTable *subject_table, gchar * subject,
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void * data);
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void subject_table_remove(GHashTable *subject_table, gchar * subject);
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gint subject_get_prefix_length (const gchar *subject);
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/* quoting recognition */
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const gchar * line_has_quote_char (const gchar *str,
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const gchar *quote_chars);
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const gchar * line_has_quote_char_last (const gchar *str,
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const gchar *quote_chars);
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guint g_stricase_hash (gconstpointer gptr);
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gint g_stricase_equal (gconstpointer gptr1, gconstpointer gptr2);
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gint g_int_compare (gconstpointer a, gconstpointer b);
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gchar *generate_msgid (gchar *buf, gint len);
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gchar *generate_mime_boundary (const gchar *prefix);
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gint quote_cmd_argument(gchar * result, guint size,
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const gchar * path);
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GNode *g_node_map(GNode *node, GNodeMapFunc func, gpointer data);
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gboolean get_hex_value(guchar *out, gchar c1, gchar c2);
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void get_hex_str(gchar *out, guchar ch);
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/* auto pointer for containers that support GType system */
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#define G_TYPE_AUTO_POINTER g_auto_pointer_register()
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typedef struct AutoPointer GAuto;
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GType g_auto_pointer_register (void);
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GAuto *g_auto_pointer_new (gpointer pointer);
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GAuto *g_auto_pointer_new_with_free (gpointer p,
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GFreeFunc free);
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gpointer g_auto_pointer_get_ptr (GAuto *auto_ptr);
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GAuto *g_auto_pointer_copy (GAuto *auto_ptr);
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void g_auto_pointer_free (GAuto *auto_ptr);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __UTILS_H__ */
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