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[Libguestfs] [PATCH] build: Make valgrind tests append all output into a single log file



---
 extratests/Makefile.am |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/extratests/Makefile.am b/extratests/Makefile.am
index bf6b3f9..519d0b9 100644
--- a/extratests/Makefile.am
+++ b/extratests/Makefile.am
@@ -52,12 +52,16 @@
 
 EXTRA_DIST = suppressions
 
+VG_FIFO=$(abs_builddir)/valgrind.fifo
+VG_LOG=$(abs_builddir)/valgrind.log
 VG = valgrind \
-	--log-file=$(abs_builddir)/valgrind.log \
+	--log-file=$(VG_FIFO) \
 	--leak-check=full \
 	--error-exitcode=119 \
 	--suppressions=$(abs_srcdir)/suppressions
-RUN_VG = $(abs_top_builddir)/run $(VG)
+RUN_VG = [ ! -p $(VG_FIFO) ] && mkfifo $(VG_FIFO); \
+         ( cat $(VG_FIFO) >> $(VG_LOG)) & \
+         $(abs_top_builddir)/run $(VG)
 
 export LIBVIRT_DEFAULT_URI = \
 	qemu+unix:///system?socket=/var/run/libvirt/libvirt-sock-ro
-- 
1.7.7.3


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