[Xen-changelog] [qemu-upstream-unstable] configure: Fix compiler warnings in config.log (always return a value from main)

[patchbot@xxxxxxx]

commit 1a7a7a60aecd416030c57a953fb6f9619eda22a0
Author: Stefan Weil <sw@xxxxxxxxxxx>
Date:   Sat Dec 17 09:27:29 2011 +0100

    configure: Fix compiler warnings in config.log (always return a value from 
main)
    
    Fix several "warning: control reaches end of non-void function".
    
    upstream-commit: 75cafad74d8df3f8ea188ed355127b91c9903290
    
    Signed-off-by: Stefan Weil <sw@xxxxxxxxxxx>
    Signed-off-by: Stefan Hajnoczi <stefanha@xxxxxxxxxxxxxxxxxx>
---
 configure |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index b113f60..091e389 100755
--- a/configure
+++ b/configure
@@ -1082,7 +1082,7 @@ fi
 
 # check that the C compiler works.
 cat > $TMPC <<EOF
-int main(void) {}
+int main(void) { return 0; }
 EOF
 
 if compile_object ; then
@@ -2648,7 +2648,7 @@ ucontext_coroutine=no
 if test "$darwin" != "yes"; then
   cat > $TMPC << EOF
 #include <ucontext.h>
-int main(void) { makecontext(0, 0, 0); }
+int main(void) { makecontext(0, 0, 0); return 0; }
 EOF
   if compile_prog "" "" ; then
       ucontext_coroutine=yes
@@ -2661,7 +2661,7 @@ fi
 open_by_hande_at=no
 cat > $TMPC << EOF
 #include <fcntl.h>
-int main(void) { struct file_handle fh; open_by_handle_at(0, &fh, 0); }
+int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
 EOF
 if compile_prog "" "" ; then
     open_by_handle_at=yes
@@ -2674,6 +2674,7 @@ linux_magic_h=no
 cat > $TMPC << EOF
 #include <linux/magic.h>
 int main(void) {
+  return 0;
 }
 EOF
 if compile_prog "" "" ; then
--
generated by git-patchbot for /home/xen/git/qemu-upstream-unstable.git

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