X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=examples%2Fhello.c;h=a4cc43d579b45c1b15897ce5cad6d4e02459d15a;hp=f6c2062bc6dc0bf1b82c8ecfc31ebb270f368423;hb=f8f10578093e926f5f36289a6c11615d067fbcad;hpb=3906e4ff91c208e0ae90ab8b18e69e678a9bed8e

diff --git a/examples/hello.c b/examples/hello.c
index f6c2062..a4cc43d 100644
--- a/examples/hello.c
+++ b/examples/hello.c
@@ -1,4 +1,8 @@
-/* Create a "/hello" file on /dev/sda1. */
+/* Create a "/hello" file on chosen partition.
+ * eg:
+ *   hello guest.img /dev/sda1
+ *   hello guest.img /dev/VolGroup00/LogVol00
+ */
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -10,8 +14,8 @@ main (int argc, char *argv[])
 {
   guestfs_h *g;
 
-  if (argc != 2 || access (argv[1], F_OK) != 0) {
-    fprintf (stderr, "Usage: hello disk-image\n");
+  if (argc != 3 || access (argv[1], F_OK) != 0) {
+    fprintf (stderr, "Usage: hello disk-image partition\n");
     exit (1);
   }
 
@@ -22,7 +26,7 @@ main (int argc, char *argv[])
   if (guestfs_launch (g) == -1) exit (1);
   if (guestfs_wait_ready (g) == -1) exit (1);
 
-  if (guestfs_mount (g, "/dev/sda1", "/") == -1) exit (1);
+  if (guestfs_mount (g, argv[2], "/") == -1) exit (1);
 
   if (guestfs_touch (g, "/hello") == -1) exit (1);