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authorBrian Paul <brianp@vmware.com>2017-06-14 21:38:31 -0600
committerBrian Paul <brianp@vmware.com>2017-06-15 13:53:00 -0600
commitc2e00c29b74e13ecb26ef8345bef55293a342c65 (patch)
tree66539f5d74dbd838cc2bdd49019d08ff291b871d /src
parent7029ec05e2c7cb9f9fe34070161be7d190a7581e (diff)
automake: increase the MESA_GIT_SHA1 hash id length from 7 to 10 digits
The SCons build has been using 10 digits of the git hash id for the MESA_GIT_SHA1 string in git_sha1.h for about a year now. I bumped it up after running into a case where a 7-digit hash ID was ambiguous. This patch makes the same change for the autotools build. The command "git log | grep "^commit" | cut -b 8-14 | sort | uniq -d" shows there are currently 17 cases where 7 digits of hash id are ambiguous on master (probably quite a few more if we'd consider other branches). Instead of using "git log -n 1 --oneline" use "git rev-parse --short=10 HEAD" to get the HEAD hash id. v2: use printf instead of sed, per Eric's suggestion. Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
Diffstat (limited to 'src')
-rw-r--r--src/Makefile.am4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index aa5f8aaf7d..df912c442a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -28,8 +28,8 @@ git_sha1.h.tmp:
@touch git_sha1.h.tmp
@if test -e $(top_srcdir)/.git; then \
if which git > /dev/null; then \
- git --git-dir=$(top_srcdir)/.git log -n 1 --oneline | \
- sed 's/^\([^ ]*\) .*/#define MESA_GIT_SHA1 "git-\1"/' \
+ printf '#define MESA_GIT_SHA1 "git-%s"\n' \
+ `git --git-dir=$(top_srcdir)/.git rev-parse --short=10 HEAD` \
> git_sha1.h.tmp ; \
fi \
fi