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claws-mail/src/utils.h
Alfons Hoogervorst af589dcdb9 fix prototype of strstr2() (forgotten by Christoph)
2001-10-26 21:04:01 +00:00

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/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __UTILS_H__
#define __UTILS_H__
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <glib.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <time.h>
#if HAVE_ALLOCA_H
# include <alloca.h>
#endif
#if HAVE_WCHAR_H
# include <wchar.h>
#endif
/* The AC_CHECK_SIZEOF() in configure fails for some machines.
* we provide some fallback values here */
#if !SIZEOF_UNSIGNED_SHORT
#undef SIZEOF_UNSIGNED_SHORT
#define SIZEOF_UNSIGNED_SHORT 2
#endif
#if !SIZEOF_UNSIGNED_INT
#undef SIZEOF_UNSIGNED_INT
#define SIZEOF_UNSIGNED_INT 4
#endif
#if !SIZEOF_UNSIGNED_LONG
#undef SIZEOF_UNSIGNED_LONG
#define SIZEOF_UNSIGNED_LONG 4
#endif
#ifndef HAVE_U32_TYPEDEF
#undef u32 /* maybe there is a macro with this name */
typedef guint32 u32;
#define HAVE_U32_TYPEDEF
#endif
#ifndef BIG_ENDIAN_HOST
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
#define BIG_ENDIAN_HOST 1
#endif
#endif
#define CHDIR_RETURN_IF_FAIL(dir) \
{ \
if (change_dir(dir) < 0) return; \
}
#define CHDIR_RETURN_VAL_IF_FAIL(dir, val) \
{ \
if (change_dir(dir) < 0) return val; \
}
#define Xalloca(ptr, size, iffail) \
{ \
if ((ptr = alloca(size)) == NULL) { \
g_warning("can't allocate memory\n"); \
iffail; \
} \
}
#define Xstrdup_a(ptr, str, iffail) \
{ \
gchar *__tmp; \
\
if ((__tmp = alloca(strlen(str) + 1)) == NULL) { \
g_warning("can't allocate memory\n"); \
iffail; \
} else \
strcpy(__tmp, str); \
\
ptr = __tmp; \
}
#define Xstrndup_a(ptr, str, len, iffail) \
{ \
gchar *__tmp; \
\
if ((__tmp = alloca(len + 1)) == NULL) { \
g_warning("can't allocate memory\n"); \
iffail; \
} else { \
strncpy(__tmp, str, len); \
__tmp[len] = '\0'; \
} \
\
ptr = __tmp; \
}
#define FILE_OP_ERROR(file, func) \
{ \
fprintf(stderr, "%s: ", file); \
perror(func); \
}
#define debug_print \
debug_print_real(__FILE__ ":%d:", __LINE__), \
debug_print_real
/* for macro expansion */
#define Str(x) #x
#define Xstr(x) Str(x)
void list_free_strings (GList *list);
void slist_free_strings (GSList *list);
void hash_free_strings (GHashTable *table);
void hash_free_value_mem (GHashTable *table);
void ptr_array_free_strings (GPtrArray *array);
/* number-string conversion */
gint to_number (const gchar *nstr);
gchar *itos_buf (gchar *nstr,
gint n);
gchar *itos (gint n);
gchar *to_human_readable (off_t size);
/* alternative string functions */
gint strcmp2 (const gchar *s1,
const gchar *s2);
gchar *strstr2 (const gchar *s1,
const gchar *s2);
gint path_cmp (const gchar *s1,
const gchar *s2);
gchar *strretchomp (gchar *str);
gchar *strtailchomp (gchar *str,
gchar tail_char);
gchar *strcasestr (const gchar *haystack,
const gchar *needle);
gchar *strncpy2 (gchar *dest,
const gchar *src,
size_t n);
/* wide-character functions */
#if !HAVE_ISWALNUM
int iswalnum (wint_t wc);
#endif
#if !HAVE_ISWSPACE
int iswspace (wint_t wc);
#endif
#if !HAVE_TOWLOWER
wint_t towlower (wint_t wc);
#endif
#if !HAVE_WCSLEN
size_t wcslen (const wchar_t *s);
#endif
#if !HAVE_WCSCPY
wchar_t *wcscpy (wchar_t *dest,
const wchar_t *src);
#endif
#if !HAVE_WCSNCPY
wchar_t *wcsncpy (wchar_t *dest,
const wchar_t *src,
size_t n);
#endif
wchar_t *wcsdup (const wchar_t *s);
wchar_t *wcsndup (const wchar_t *s,
size_t n);
wchar_t *strdup_mbstowcs (const gchar *s);
gchar *strdup_wcstombs (const wchar_t *s);
gint wcsncasecmp (const wchar_t *s1,
const wchar_t *s2,
size_t n);
wchar_t *wcscasestr (const wchar_t *haystack,
const wchar_t *needle);
gboolean is_next_nonascii (const wchar_t *s);
gboolean is_next_mbs (const wchar_t *s);
wchar_t *find_wspace (const wchar_t *s);
/* functions for string parsing */
gint subject_compare (const gchar *s1,
const gchar *s2);
void trim_subject (gchar *str);
void eliminate_parenthesis (gchar *str,
gchar op,
gchar cl);
void extract_parenthesis (gchar *str,
gchar op,
gchar cl);
void extract_one_parenthesis_with_skip_quote (gchar *str,
gchar quote_chr,
gchar op,
gchar cl);
void extract_parenthesis_with_skip_quote (gchar *str,
gchar quote_chr,
gchar op,
gchar cl);
void eliminate_quote (gchar *str,
gchar quote_chr);
void extract_quote (gchar *str,
gchar quote_chr);
void eliminate_address_comment (gchar *str);
gchar *strchr_with_skip_quote (const gchar *str,
gint quote_chr,
gint c);
gchar *strrchr_with_skip_quote (const gchar *str,
gint quote_chr,
gint c);
void extract_address (gchar *str);
GSList *address_list_append (GSList *addr_list,
const gchar *str);
GSList *references_list_append (GSList *msgid_list,
const gchar *str);
GSList *newsgroup_list_append (GSList *group_list,
const gchar *str);
void remove_return (gchar *str);
void remove_space (gchar *str);
void unfold_line (gchar *str);
void subst_char (gchar *str,
gchar orig,
gchar subst);
gboolean is_header_line (const gchar *str);
gboolean is_ascii_str (const guchar *str);
gint get_quote_level (const gchar *str);
GList *uri_list_extract_filenames (const gchar *uri_list);
gchar *strstr_with_skip_quote (const gchar *haystack,
const gchar *needle);
gchar **strsplit_with_quote (const gchar *str,
const gchar *delim,
gint max_tokens);
/* return static strings */
gchar *get_home_dir (void);
gchar *get_rc_dir (void);
gchar *get_news_cache_dir (void);
gchar *get_imap_cache_dir (void);
gchar *get_mbox_cache_dir (void);
gchar *get_mime_tmp_dir (void);
gchar *get_tmp_file (void);
gchar *get_domain_name (void);
/* file / directory handling */
off_t get_file_size (const gchar *file);
off_t get_left_file_size (FILE *fp);
gboolean file_exist (const gchar *file,
gboolean allow_fifo);
gboolean is_dir_exist (const gchar *dir);
gint change_dir (const gchar *dir);
gint make_dir_hier (const gchar *dir);
gint remove_all_files (const gchar *dir);
gint remove_numbered_files (const gchar *dir,
guint first,
guint last);
gint remove_all_numbered_files (const gchar *dir);
gint remove_dir_recursive (const gchar *dir);
gint copy_file (const gchar *src,
const gchar *dest);
gint move_file (const gchar *src,
const gchar *dest);
gint change_file_mode_rw (FILE *fp,
const gchar *file);
FILE *my_tmpfile (void);
#define is_file_exist(file) file_exist(file, FALSE)
#define is_file_or_fifo_exist(file) file_exist(file, TRUE)
/* process execution */
gint execute_async (gchar *const argv[]);
gint execute_sync (gchar *const argv[]);
gint execute_command_line (const gchar *cmdline,
gboolean async);
/* open URI with external browser */
gint open_uri(const gchar *uri, const gchar *cmdline);
/* time functions */
time_t remote_tzoffset_sec (const gchar *zone);
time_t tzoffset_sec (time_t *now);
gchar *tzoffset (time_t *now);
void get_rfc822_date (gchar *buf,
gint len);
/* logging */
void set_log_file (const gchar *filename);
void close_log_file (void);
void log_verbosity_set (gboolean verbose);
void debug_print_real (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
void log_print (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
void log_message (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
void log_warning (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
void log_error (const gchar *format, ...) G_GNUC_PRINTF(1, 2);
#endif /* __UTILS_H__ */
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