Allow getmountlist to read fstab too.

3 files changed, 5 insertions, 5 deletions

diff --git a/lib/getmountlist.c b/lib/getmountlist.c
index 28a84063..c863de5d 100644
--- a/lib/getmountlist.c
+++ b/lib/getmountlist.c
@@ -10,13 +10,14 @@
 // Get list of mounted filesystems, including stat and statvfs info.
 // Returns a reversed list, which is good for finding overmounts and such.
 
-struct mtab_list *xgetmountlist(void)
+struct mtab_list *xgetmountlist(char *path)
 {
   struct mtab_list *mtlist, *mt;
   struct mntent *me;
   FILE *fp;
 
-  if (!(fp = setmntent("/proc/mounts", "r"))) perror_exit("bad /proc/mounts");
+  if (!path) path = "/proc/mounts";
+  if (!(fp = setmntent(path, "r"))) perror_exit("bad %s", path);
 
   // The "test" part of the loop is done before the first time through and
   // again after each "increment", so putting the actual load there avoids
diff --git a/lib/lib.h b/lib/lib.h
index b7b10ff4..2294a5bf 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -162,7 +162,6 @@ void crc_init(unsigned int *crc_table, int little_endian);
 void terminal_size(unsigned *x, unsigned *y);
 int yesno(char *prompt, int def);
 void for_each_pid_with_name_in(char **names, int (*callback)(pid_t pid, char *name));
-unsigned long xstrtoul(const char *nptr, char **endptr, int base);
 
 // net.c
 int xsocket(int domain, int type, int protocol);
@@ -177,7 +176,7 @@ struct mtab_list {
   char type[0];
 };
 
-struct mtab_list *xgetmountlist(void);
+struct mtab_list *xgetmountlist(char *path);
 
 void bunzipStream(int src_fd, int dst_fd);
 
diff --git a/toys/posix/df.c b/toys/posix/df.c
index 83b59bb0..97b3234f 100644
--- a/toys/posix/df.c
+++ b/toys/posix/df.c
@@ -108,7 +108,7 @@ void df_main(void)
       TT.units);
   } else puts("Filesystem\t1K-blocks\tUsed Available Use% Mounted on");
 
-  mtlist = xgetmountlist();
+  mtlist = xgetmountlist(0);
 
   // If we have a list of filesystems on the command line, loop through them.
   if (*toys.optargs) {