From 3fbc30d96a68c6f57effd9949022821997793de5 Mon Sep 17 00:00:00 2001
From: Eric Blake <eblake@redhat.com>
Date: Fri, 10 Dec 2010 16:46:23 -0700
Subject: [PATCH] build: allow mingw compilation with virCommand

Allows compilation, but no creation of child processes yet.  Take it
one step at a time.

* src/util/util.c (virExecWithHook) [WIN32]: New dummy function.
* src/libvirt_private.syms: Export it.
---
 src/libvirt_private.syms |  1 +
 src/util/util.c          | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index b24ca70b99..0e3033dcb4 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -811,6 +811,7 @@ virEventAddHandle;
 virEventRemoveHandle;
 virExec;
 virExecDaemonize;
+virExecWithHook;
 virFileAbsPath;
 virFileDeletePid;
 virFileExists;
diff --git a/src/util/util.c b/src/util/util.c
index 1b5bc68d68..41dbefd294 100644
--- a/src/util/util.c
+++ b/src/util/util.c
@@ -912,6 +912,28 @@ virExec(const char *const*argv ATTRIBUTE_UNUSED,
     return -1;
 }
 
+int
+virExecWithHook(const char *const*argv ATTRIBUTE_UNUSED,
+                const char *const*envp ATTRIBUTE_UNUSED,
+                const fd_set *keepfd ATTRIBUTE_UNUSED,
+                pid_t *retpid ATTRIBUTE_UNUSED,
+                int infd ATTRIBUTE_UNUSED,
+                int *outfd ATTRIBUTE_UNUSED,
+                int *errfd ATTRIBUTE_UNUSED,
+                int flags ATTRIBUTE_UNUSED,
+                virExecHook hook ATTRIBUTE_UNUSED,
+                void *data ATTRIBUTE_UNUSED,
+                char *pidfile ATTRIBUTE_UNUSED)
+{
+    /* XXX: Some day we can implement pieces of virCommand/virExec on
+     * top of _spawn() or CreateProcess(), but we can't implement
+     * everything, since mingw completely lacks fork(), so we cannot
+     * run hook code in the child.  */
+    virUtilError(VIR_ERR_INTERNAL_ERROR,
+                 "%s", _("virExec is not implemented for WIN32"));
+    return -1;
+}
+
 int
 virExecDaemonize(const char *const*argv ATTRIBUTE_UNUSED,
                  const char *const*envp ATTRIBUTE_UNUSED,