git hash 00000000 in reelase.h when git is not found enabled again after some shell...

diff --git a/mkreleasehdr.sh b/mkreleasehdr.sh
index ea3b35a585a333b8953db29e65fa0fb1b2644b4c..c458e6480cfb3f0f6c4a2abfede37bcaecef2c3e 100755 (executable)
--- a/mkreleasehdr.sh
+++ b/mkreleasehdr.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
-GIT_SHA1=$(git show-ref --head --hash=8 2> /dev/null | head -n1)
+GIT_SHA1=$( (git show-ref --head --hash=8 2> /dev/null || echo 00000000) | head -n1)
 GIT_DIRTY=$(git diff 2> /dev/null | wc -l)
 test -f release.h || touch release.h
 (cat release.h | grep SHA1 | grep $GIT_SHA1) && \