+.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
+
+BUILT_SOURCES = git_sha1.h
+CLEANFILES = $(BUILT_SOURCES)
+
+SUBDIRS = . gtest util mapi/glapi/gen mapi
+
+if HAVE_OPENGL
+gldir = $(includedir)/GL
+gl_HEADERS = \
+ $(top_srcdir)/include/GL/gl.h \
+ $(top_srcdir)/include/GL/glext.h \
+ $(top_srcdir)/include/GL/glcorearb.h \
+ $(top_srcdir)/include/GL/gl_mangle.h
+endif
+
+if HAVE_GLX
+glxdir = $(includedir)/GL
+glx_HEADERS = \
+ $(top_srcdir)/include/GL/glx.h \
+ $(top_srcdir)/include/GL/glxext.h \
+ $(top_srcdir)/include/GL/glx_mangle.h
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = mesa/gl.pc
+endif
+
+if HAVE_COMMON_OSMESA
+osmesadir = $(includedir)/GL
+osmesa_HEADERS = $(top_srcdir)/include/GL/osmesa.h
+endif
+
+# include only conditionally ?
+SUBDIRS += compiler
+
+if HAVE_AMD_DRIVERS
+SUBDIRS += amd
+endif
+
+if HAVE_INTEL_DRIVERS
+SUBDIRS += intel
+endif