X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=daemon%2Fguestfsd.c;h=5c250f0184420c3c5bdd07ad53e1be64c5a3ca28;hp=87065b9de30e666555acb72cf06da5bb93e84025;hb=78029b529ad98769685d607230b70f71832d5906;hpb=e8c954933b2bfb3bc3ead5a151d49d164f1a8eab

diff --git a/daemon/guestfsd.c b/daemon/guestfsd.c
index 87065b9..5c250f0 100644
--- a/daemon/guestfsd.c
+++ b/daemon/guestfsd.c
@@ -47,6 +47,10 @@ static void usage (void);
 
 int verbose = 0;
 
+/* Location to mount root device. */
+const char *sysroot = "/sysroot"; /* No trailing slash. */
+int sysroot_len = 8;
+
 int
 main (int argc, char *argv[])
 {
@@ -221,6 +225,25 @@ main (int argc, char *argv[])
   exit (0);
 }
 
+/* Turn "/path" into "/sysroot/path".
+ *
+ * Caller must check for NULL and call reply_with_perror ("malloc")
+ * if it is.  Caller must also free the string.
+ */
+char *
+sysroot_path (const char *path)
+{
+  char *r;
+  int len = strlen (path) + sysroot_len + 1;
+
+  r = malloc (len);
+  if (r == NULL)
+    return NULL;
+
+  snprintf (r, len, "%s%s", sysroot, path);
+  return r;
+}
+
 int
 xwrite (int sock, const void *buf, size_t len)
 {