blob: 9360e757a655a70dd19d175e226b4781932706db (
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/* vi: set sw=4 ts=4: */
/*
* Match fstypes for use in mount unmount
* We accept notmpfs,nfs but not notmpfs,nonfs
* This allows us to match fstypes that start with no like so
* mount -at ,noddy
*
* Returns 1 for a match, otherwise 0
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
int FAST_FUNC match_fstype(const struct mntent *mt, const char *t_fstype)
{
int match = 1;
int len;
if (!t_fstype)
return match;
if (t_fstype[0] == 'n' && t_fstype[1] == 'o') {
match--;
t_fstype += 2;
}
len = strlen(mt->mnt_type);
while (1) {
if (strncmp(mt->mnt_type, t_fstype, len) == 0
&& (t_fstype[len] == '\0' || t_fstype[len] == ',')
) {
return match;
}
t_fstype = strchr(t_fstype, ',');
if (!t_fstype)
break;
t_fstype++;
}
return !match;
}
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