Add fs subtype support to libfuse and fusermount

1 files changed, 17 insertions, 0 deletions

diff --git a/lib/mount_util.c b/lib/mount_util.c
index 02b2731..dccecdf 100644
--- a/lib/mount_util.c
+++ b/lib/mount_util.c
@@ -193,3 +193,20 @@ int fuse_mnt_check_empty(const char *progname, const char *mnt,
     }
     return 0;
 }
+
+int fuse_mnt_check_fuseblk(void)
+{
+    char buf[256];
+    FILE *f = fopen("/proc/filesystems", "r");
+    if (!f)
+        return 1;
+
+    while (fgets(buf, sizeof(buf), f))
+        if (strstr(buf, "fuseblk\n")) {
+            fclose(f);
+            return 1;
+        }
+
+    fclose(f);
+    return 0;
+}