36 lines
1.3 KiB
Plaintext
36 lines
1.3 KiB
Plaintext
# Copyright (c) 2007 Hans Ulrich Niedermann <hun@n-dimensional.de>
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#
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# This Makefile fragment is free software; the author(s) give(s)
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# unlimited permission to copy, distribute and modify it.
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# The stamp file which is never created ensures that git_version.h is updated
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# before every build. Having git_version.h in foo_SOURCES ensures a recompile
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# of foo-bar.c if it is newer than the foo-bar.o file. Using noinst_foo_SOURCES
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# instead of foo_SOURCES prevents shipping git_version.h in dist tarballs,
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# which may cause false GIT_FOO readings.
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BUILT_SOURCES += git_version.stamp
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CLEANFILES += git_version.h
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GIT_VERSION_CMD = $(SHELL) $(top_srcdir)/git_version.sh
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git_version.stamp:
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@if test -f "$(srcdir)/git_version.h"; then \
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if test -f "git_version.h"; then :; \
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else \
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cp "$(srcdir)/git_version.h" "git_version.h"; \
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fi; \
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fi
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$(GIT_VERSION_CMD) -k -s $(top_srcdir) -o git_version.h
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@if test -s "$(srcdir)/git_version.h"; then \
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if cmp "$(srcdir)/git_version.h" "git_version.h"; then :; \
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else \
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echo "Error: $(srcdir)/git_version.h and git_version.h differ."; \
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echo " You probably want to remove the former."; \
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exit 1; \
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fi; \
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fi
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dist-hook: git_version.stamp
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if test -f "git_version.h"; then \
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$(SED) -e 's|^#undef GIT_IS_DIST.*|#define GIT_IS_DIST 1|' \
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"git_version.h" > "$(distdir)/git_version.h"; \
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fi
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