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/* vi: set ts=4 : */
#include "toys.h"
#include <mntent.h>
char *path_mounts = "/proc/mounts";
// Get a list of mount points from /etc/mtab or /proc/mounts. This returns
// a reversed list, which is good for finding overmounts and such.
struct mtab_list *getmountlist(int die)
{
FILE *fp;
struct mtab_list *mtlist, *mt;
struct mntent me;
char evilbuf[2*PATH_MAX];
mtlist = 0;
if (!(fp = setmntent(path_mounts, "r"))) {
if (die) error_exit("cannot open %s", path_mounts);
} else {
while (getmntent_r(fp, &me, evilbuf, sizeof(evilbuf))) {
char *str;
mt = xmalloc(sizeof(struct mtab_list) + strlen(me.mnt_fsname) +
strlen(me.mnt_dir) + strlen(me.mnt_type) + 3);
mt->next = mtlist;
strcpy(mt->type, me.mnt_type);
mt->dir = mt->type + strlen(mt->type) + 1;
strcpy(mt->dir, me.mnt_dir);
mt->device = mt->dir + strlen(mt->dir) + 1;
mt->device = ++str;
strcpy(str, me.mnt_fsname);
mtlist = mt;
}
}
return mtlist;
}
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