X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=daemon%2Fdevsparts.c;h=a198ccd90771646c8dd1e778ac27174bc6d55329;hp=21854b5c3a532b84ac042589c03ecb8ef3ec20b5;hb=25c4b0190c22e3bdc5594aff994c8e8f99db5ab3;hpb=5cd39c83e23eb300d1bdfa806902a31b409ff420

diff --git a/daemon/devsparts.c b/daemon/devsparts.c
index 21854b5..a198ccd 100644
--- a/daemon/devsparts.c
+++ b/daemon/devsparts.c
@@ -1,5 +1,5 @@
 /* libguestfs - the guestfsd daemon
- * Copyright (C) 2009 Red Hat Inc. 
+ * Copyright (C) 2009 Red Hat Inc.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -37,6 +37,7 @@ do_list_devices (void)
   DIR *dir;
   struct dirent *d;
   char buf[256];
+  int fd;
 
   dir = opendir ("/sys/block");
   if (!dir) {
@@ -46,8 +47,21 @@ do_list_devices (void)
 
   while ((d = readdir (dir)) != NULL) {
     if (strncmp (d->d_name, "sd", 2) == 0 ||
-	strncmp (d->d_name, "hd", 2) == 0) {
+	strncmp (d->d_name, "hd", 2) == 0 ||
+	strncmp (d->d_name, "vd", 2) == 0) {
       snprintf (buf, sizeof buf, "/dev/%s", d->d_name);
+
+      /* RHBZ#514505: Some versions of qemu <= 0.10 device to add a
+       * CD-ROM device even though we didn't request it.  Try to
+       * detect this by seeing if the device contains media.
+       */
+      fd = open (buf, O_RDONLY);
+      if (fd == -1) {
+	perror (buf);
+	continue;
+      }
+      close (fd);
+
       if (add_string (&r, &size, &alloc, buf) == -1) {
 	closedir (dir);
 	return NULL;
@@ -78,6 +92,7 @@ do_list_partitions (void)
   DIR *dir, *dir2;
   struct dirent *d;
   char buf[256], devname[256];
+  int fd;
 
   dir = opendir ("/sys/block");
   if (!dir) {
@@ -87,7 +102,21 @@ do_list_partitions (void)
 
   while ((d = readdir (dir)) != NULL) {
     if (strncmp (d->d_name, "sd", 2) == 0 ||
-	strncmp (d->d_name, "hd", 2) == 0) {
+	strncmp (d->d_name, "hd", 2) == 0 ||
+	strncmp (d->d_name, "vd", 2) == 0) {
+      snprintf (buf, sizeof buf, "/dev/%s", d->d_name);
+
+      /* RHBZ#514505: Some versions of qemu <= 0.10 device to add a
+       * CD-ROM device even though we didn't request it.  Try to
+       * detect this by seeing if the device contains media.
+       */
+      fd = open (buf, O_RDONLY);
+      if (fd == -1) {
+	perror (buf);
+	continue;
+      }
+      close (fd);
+
       strncpy (devname, d->d_name, sizeof devname);
       devname[sizeof devname - 1] = '\0';
 
@@ -135,7 +164,7 @@ do_list_partitions (void)
 }
 
 int
-do_mkfs (const char *fstype, const char *device)
+do_mkfs (char *fstype, char *device)
 {
   char *err;
   int r;