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consolidate the 3 file_exists() functions into one; use the version that explicitly uses dircache; give dir_exists() the same treatment for consistency

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15742 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Robert Kukla 2007-11-21 21:28:27 +00:00
parent a2ad8537af
commit d87b037efe
10 changed files with 50 additions and 65 deletions
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32
apps/misc.c
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@ -1092,3 +1092,35 @@ char* strrsplt(char* str, int c)
return s;
}
/* Test file existence, using dircache of possible */
bool file_exists(const char *file)
{
int fd;
if (!file || strlen(file) <= 0)
return false;
#ifdef HAVE_DIRCACHE
if (dircache_is_enabled())
return (dircache_get_entry_ptr(file) != NULL);
#endif
fd = open(file, O_RDONLY);
if (fd < 0)
return false;
close(fd);
return true;
}
bool dir_exists(const char *path)
{
DIR* d = opendir(path);
bool retval;
if (d != NULL) {
closedir(d);
retval = true;
} else {
retval = false;
}
return retval;
}