Make backup dialog modal.
[maemo-rb.git] / firmware / common / filefuncs.c
blobf969a011b7cfe93142751acb1db92f9a470fbc7c
1 /***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
10 * Copyright (C) 2002 by Björn Stenberg
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
20 ****************************************************************************/
21 #include "config.h"
22 #include "dir.h"
23 #include "stdlib.h"
24 #include "string.h"
25 #include "debug.h"
26 #include "file.h"
27 #include "filefuncs.h"
29 #ifndef __PCTOOL__
30 #ifdef HAVE_MULTIVOLUME
31 /* returns on which volume this is, and copies the reduced name
32 (sortof a preprocessor for volume-decorated pathnames) */
33 int strip_volume(const char* name, char* namecopy)
35 int volume = 0;
36 const char *temp = name;
38 while (*temp == '/') /* skip all leading slashes */
39 ++temp;
41 if (*temp && !strncmp(temp, VOL_NAMES, VOL_ENUM_POS))
43 temp += VOL_ENUM_POS; /* behind special name */
44 volume = atoi(temp); /* number is following */
45 temp = strchr(temp, '/'); /* search for slash behind */
46 if (temp != NULL)
47 name = temp; /* use the part behind the volume */
48 else
49 name = "/"; /* else this must be the root dir */
52 strlcpy(namecopy, name, MAX_PATH);
54 return volume;
56 #endif /* #ifdef HAVE_MULTIVOLUME */
58 #endif /* __PCTOOL__ */
59 /* Test file existence, using dircache of possible */
60 bool file_exists(const char *file)
62 int fd;
64 #ifdef DEBUG
65 if (!file || !*file)
67 DEBUGF("%s(%p): Invalid parameter!\n", __func__, file);
68 return false;
70 #endif
72 #ifdef HAVE_DIRCACHE
73 if (dircache_is_enabled())
74 return (dircache_get_entry_id(file) >= 0);
75 #endif
77 fd = open(file, O_RDONLY);
78 if (fd < 0)
79 return false;
80 close(fd);
81 return true;
84 bool dir_exists(const char *path)
86 DIR* d = opendir(path);
87 if (!d)
88 return false;
89 closedir(d);
90 return true;
94 #if (CONFIG_PLATFORM & (PLATFORM_NATIVE|PLATFORM_SDL|PLATFORM_MAEMO|PLATFORM_PANDORA))
95 struct dirinfo dir_get_info(DIR* parent, struct dirent *entry)
97 (void)parent;
98 return entry->info;
100 #endif