-.PHONY: git_sha1.h.tmp
-git_sha1.h.tmp:
- @# Don't assume that $(top_srcdir)/.git is a directory. It may be
- @# a gitlink file if $(top_srcdir) is a submodule checkout or a linked
- @# worktree.
- @# If we are building from a release tarball copy the bundled header.
- @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"/' \
- > git_sha1.h.tmp ; \
- fi \
- fi
-
-git_sha1.h: git_sha1.h.tmp
- @echo "updating git_sha1.h"
- @if ! cmp -s git_sha1.h.tmp git_sha1.h; then \
- mv git_sha1.h.tmp git_sha1.h ;\
- else \
- rm git_sha1.h.tmp ;\
- fi
+.PHONY: git_sha1.h
+git_sha1.h: $(top_srcdir)/src/git_sha1.h.in
+ @echo "updating $@"
+ @$(PYTHON2) $(top_srcdir)/bin/git_sha1_gen.py --output $@