X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=daemon%2Fdaemon.h;h=3a67758b88b5be07b0e552600945cba5033eedf7;hb=6e5f64089631622167e60df25ee009ef83df5170;hp=6845e1b306c175cc84a146f86b0eacee2f050169;hpb=d2400da92e5e2cc7fd5e33e61220a33214d5241c;p=libguestfs.git

diff --git a/daemon/daemon.h b/daemon/daemon.h
index 6845e1b..3a67758 100644
--- a/daemon/daemon.h
+++ b/daemon/daemon.h
@@ -1,5 +1,5 @@
 /* libguestfs - the guestfsd daemon
- * Copyright (C) 2009 Red Hat Inc.
+ * Copyright (C) 2009-2011 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
@@ -33,6 +33,8 @@
 /*-- in guestfsd.c --*/
 extern int verbose;
 
+extern int autosync_umount;
+
 extern const char *sysroot;
 extern int sysroot_len;
 
@@ -107,7 +109,7 @@ extern uint64_t progress_hint;
 extern uint64_t optargs_bitmask;
 
 /*-- in mount.c --*/
-extern int root_mounted;
+extern int is_root_mounted (void);
 
 /*-- in stubs.c (auto-generated) --*/
 extern void dispatch_incoming_message (XDR *);
@@ -126,6 +128,9 @@ extern struct optgroup optgroups[];
 /* Use this as a replacement for sync(2). */
 extern int sync_disks (void);
 
+/*-- in ext2.c --*/
+extern int e2prog (char *name); /* Massive hack for RHEL 5. */
+
 /*-- in lvm.c --*/
 extern int lv_canonical (const char *device, char **ret);
 
@@ -150,10 +155,6 @@ extern int receive_file (receive_cb cb, void *opaque);
 
 /* daemon functions that receive files (FileIn) can call this
  * to cancel incoming transfers (eg. if there is a local error).
- *
- * If and only if this function does NOT return -2, they MUST then
- * call reply_with_*
- * (see https://bugzilla.redhat.com/show_bug.cgi?id=576879#c5).
  */
 extern int cancel_receive (void);
 
@@ -178,9 +179,9 @@ extern void notify_progress (uint64_t position, uint64_t total);
  */
 #define NEED_ROOT(cancel_stmt,fail_stmt)                                \
   do {									\
-    if (!root_mounted) {						\
-      if ((cancel_stmt) != -2)                                          \
-        reply_with_error ("%s: you must call 'mount' first to mount the root filesystem", __func__); \
+    if (!is_root_mounted ()) {						\
+      cancel_stmt;                                                      \
+      reply_with_error ("%s: you must call 'mount' first to mount the root filesystem", __func__); \
       fail_stmt;							\
     }									\
   }									\
@@ -192,8 +193,8 @@ extern void notify_progress (uint64_t position, uint64_t total);
 #define ABS_PATH(path,cancel_stmt,fail_stmt)                            \
   do {									\
     if ((path)[0] != '/') {						\
-      if ((cancel_stmt) != -2)                                          \
-        reply_with_error ("%s: path must start with a / character", __func__); \
+      cancel_stmt;                                                      \
+      reply_with_error ("%s: path must start with a / character", __func__); \
       fail_stmt;							\
     }									\
   } while (0)
@@ -208,18 +209,17 @@ extern void notify_progress (uint64_t position, uint64_t total);
 #define RESOLVE_DEVICE(path,cancel_stmt,fail_stmt)                      \
   do {									\
     if (STRNEQLEN ((path), "/dev/", 5)) {				\
-      if ((cancel_stmt) != -2)                                          \
-        reply_with_error ("%s: %s: expecting a device name", __func__, (path)); \
+      cancel_stmt;                                                      \
+      reply_with_error ("%s: %s: expecting a device name", __func__, (path)); \
       fail_stmt;							\
     }									\
     if (is_root_device (path))                                          \
       reply_with_error ("%s: %s: device not found", __func__, path);    \
     if (device_name_translation ((path)) == -1) {                       \
       int err = errno;                                                  \
-      int r = cancel_stmt;                                              \
+      cancel_stmt;                                                      \
       errno = err;                                                      \
-      if (r != -2)                                                      \
-        reply_with_perror ("%s: %s", __func__, path);                   \
+      reply_with_perror ("%s: %s", __func__, path);                     \
       fail_stmt;							\
     }                                                                   \
   } while (0)
@@ -253,17 +253,21 @@ extern void notify_progress (uint64_t position, uint64_t total);
  */
 #define CHROOT_IN				\
   do {						\
-    int __old_errno = errno;			\
-    if (chroot (sysroot) == -1)			\
-      perror ("CHROOT_IN: sysroot");		\
-    errno = __old_errno;			\
+    if (sysroot_len > 0) {                      \
+      int __old_errno = errno;			\
+      if (chroot (sysroot) == -1)               \
+        perror ("CHROOT_IN: sysroot");		\
+      errno = __old_errno;			\
+    }                                           \
   } while (0)
 #define CHROOT_OUT				\
   do {						\
-    int __old_errno = errno;			\
-    if (chroot (".") == -1)			\
-      perror ("CHROOT_OUT: .");			\
-    errno = __old_errno;			\
+    if (sysroot_len > 0) {                      \
+      int __old_errno = errno;			\
+      if (chroot (".") == -1)			\
+        perror ("CHROOT_OUT: .");               \
+      errno = __old_errno;			\
+    }                                           \
   } while (0)
 
 /* Marks functions which are not implemented.