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Added CD-ROM detection code.

This commit is contained in:
Ryan C. Gordon 2001-08-07 03:33:44 +00:00
parent 854a0fa7ca
commit a02436d7c2
1 changed files with 35 additions and 5 deletions
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40
platform/unix.c
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@ -39,7 +39,7 @@
#include <dirent.h>
#include <time.h>
#include <errno.h>
#include <mntent.h>
#define __PHYSICSFS_INTERNAL__
#include "physfs_internal.h"
@ -49,11 +49,41 @@ const char *__PHYSFS_platformDirSeparator = "/";
char **__PHYSFS_platformDetectAvailableCDs(void)
{
/* !!! write me. */
char **retval = malloc(sizeof (char *));
if (retval != NULL)
*retval = NULL;
char **retval = (char **) malloc(sizeof (char *));
int cd_count = 1; /* We count the NULL entry. */
FILE *mounts = NULL;
struct mntent *ent = NULL;
*retval = NULL;
mounts = setmntent("/etc/mtab", "r");
BAIL_IF_MACRO(mounts == NULL, ERR_IO_ERROR, retval);
while ( (ent = getmntent(mounts)) != NULL )
{
int add_it = 0;
if (strcmp(ent->mnt_type, "iso9660") == 0)
add_it = 1;
/* !!! other mount types? */
if (add_it)
{
char **tmp = realloc(retval, sizeof (char *) * cd_count + 1);
if (tmp)
{
retval = tmp;
retval[cd_count-1] = (char *) malloc(strlen(ent->mnt_dir) + 1);
if (retval[cd_count-1])
{
strcpy(retval[cd_count-1], ent->mnt_dir);
cd_count++;
} /* if */
} /* if */
} /* if */
} /* while */
endmntent(mounts);
retval[cd_count - 1] = NULL;
return(retval);
} /* __PHYSFS_detectAvailableCDs */