X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=examples%2Fhello.c;h=b4d5d8c63f615dbd6a4260a2fb7082328848d00b;hb=57cc217335ff511e579b094e47b0de57d5c3aaef;hp=5f1ab0eca6143c339368aa1584addbc9a31cb90e;hpb=40ca9a57829f2e82362e391d7d998bf33c8bd671;p=libguestfs.git

diff --git a/examples/hello.c b/examples/hello.c
index 5f1ab0e..b4d5d8c 100644
--- a/examples/hello.c
+++ b/examples/hello.c
@@ -1,5 +1,12 @@
-/* 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
+ */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -10,22 +17,20 @@ main (int argc, char *argv[])
 {
   guestfs_h *g;
 
-  if (argc != 2 || access (argv[1], F_OK) != 0) {
-    fprintf (stderr, "Usage: hello disk-image\n");
-    exit (1);
+  if (argc != 3 || access (argv[1], F_OK) != 0) {
+    fprintf (stderr, "Usage: hello disk-image partition\n");
+    exit (EXIT_FAILURE);
   }
 
-  if (!(g = guestfs_create ())) exit (1);
+  if (!(g = guestfs_create ())) exit (EXIT_FAILURE);
 
-  guestfs_set_verbose (g, 1);
-  if (guestfs_add_drive (g, argv[1]) == -1) exit (1);
+  if (guestfs_add_drive (g, argv[1]) == -1) exit (EXIT_FAILURE);
 
-  if (guestfs_launch (g) == -1) exit (1);
-  if (guestfs_wait_ready (g) == -1) exit (1);
+  if (guestfs_launch (g) == -1) exit (EXIT_FAILURE);
 
-  if (guestfs_mount (g, "/dev/sda1", "/") == -1) exit (1);
+  if (guestfs_mount (g, argv[2], "/") == -1) exit (EXIT_FAILURE);
 
-  if (guestfs_touch (g, "/hello") == -1) exit (1);
+  if (guestfs_touch (g, "/hello") == -1) exit (EXIT_FAILURE);
 
   guestfs_sync (g);
   guestfs_close (g);