Mesa (master): configure: allow building with python3

GitLab Mirror gitlab-mirror at kemper.freedesktop.org
Thu Aug 23 16:05:15 UTC 2018 

Module: Mesa
Branch: master
Commit: ae7898dfdbe5c8dab7d11c71862353f1ae43feb0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ae7898dfdbe5c8dab7d11c71862353f1ae43feb0

Author: Emil Velikov <emil.velikov at collabora.com>
Date:   Thu Aug 16 13:59:38 2018 +0100

configure: allow building with python3

Pretty much all of the scripts are python2+3 compatible.
Check and allow using python3, while adjusting the PYTHON2 refs.

Note:
 - python3.4 is used as it's the earliest supported version
 - python3 chosen prior to python2

Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
Acked-by: Eric Engestrom <eric.engestrom at intel.com>

---

 configure.ac                                 |  8 +++-----
 m4/ax_check_python_mako_module.m4            |  2 +-
 src/Makefile.am                              |  2 +-
 src/amd/Makefile.common.am                   |  2 +-
 src/amd/vulkan/Makefile.am                   | 10 +++++-----
 src/broadcom/Makefile.am                     |  2 +-
 src/compiler/Makefile.am                     |  2 +-
 src/compiler/Makefile.glsl.am                |  2 +-
 src/compiler/glsl/glcpp/tests/glcpp-test.sh  |  2 +-
 src/compiler/glsl/tests/optimization-test.sh |  2 +-
 src/compiler/glsl/tests/warnings-test.sh     |  2 +-
 src/egl/Makefile.am                          |  2 +-
 src/gallium/auxiliary/Makefile.am            |  2 +-
 src/gallium/drivers/freedreno/Makefile.am    |  2 +-
 src/gallium/drivers/r600/Makefile.am         |  2 +-
 src/gallium/drivers/radeonsi/Makefile.am     |  2 +-
 src/gallium/drivers/swr/Makefile.am          |  2 +-
 src/intel/Makefile.am                        |  2 +-
 src/intel/Makefile.compiler.am               |  2 +-
 src/intel/Makefile.vulkan.am                 | 10 +++++-----
 src/mapi/Makefile.am                         |  2 +-
 src/mapi/glapi/gen/Makefile.am               |  2 +-
 src/mesa/Makefile.am                         |  2 +-
 src/mesa/drivers/dri/i965/Makefile.am        |  2 +-
 src/util/Makefile.am                         |  2 +-
 src/util/xmlpool/Makefile.am                 |  2 +-
 src/vulkan/Makefile.am                       |  2 +-
 27 files changed, 37 insertions(+), 39 deletions(-)

diff --git a/configure.ac b/configure.ac
index f8bb131cb6..8dea87fa6a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -125,9 +125,7 @@ AC_PROG_GREP
 AC_PROG_NM
 AM_PROG_AS
 AX_CHECK_GNU_MAKE
-AM_PATH_PYTHON([2.7],, [:])
-PYTHON2=$PYTHON
-AC_SUBST([PYTHON2])
+AM_PATH_PYTHON([3.4],, [AM_PATH_PYTHON([2.7],, [:])])
 
 AC_PROG_SED
 AC_PROG_MKDIR_P
@@ -160,7 +158,7 @@ fi
 
 AX_CHECK_PYTHON_MAKO_MODULE($PYTHON_MAKO_REQUIRED)
 
-if test "$PYTHON2" = ":"; then
+if test "$PYTHON" = ":"; then
     if test ! -f "$srcdir/src/util/format_srgb.c"; then
         AC_MSG_ERROR([Python not found - unable to generate sources])
     fi
@@ -3348,7 +3346,7 @@ if test "x$enable_llvm" = xyes; then
     echo "        LLVM_LDFLAGS:    $LLVM_LDFLAGS"
     echo ""
 fi
-echo "        PYTHON2:         $PYTHON2"
+echo "        PYTHON:         $PYTHON"
 
 echo ""
 echo "        Run '${MAKE-make}' to build Mesa"
diff --git a/m4/ax_check_python_mako_module.m4 b/m4/ax_check_python_mako_module.m4
index 1d293d821c..d6484e722f 100644
--- a/m4/ax_check_python_mako_module.m4
+++ b/m4/ax_check_python_mako_module.m4
@@ -52,7 +52,7 @@ else:
     ver_req = distutils.version.LooseVersion('$1')
     ver_act = distutils.version.LooseVersion(mako.__version__)
     sys.exit(int(ver_req > ver_act))
-    " | $PYTHON2 -
+    " | $PYTHON -
 
     if test $? -ne 0 ; then
        AC_MSG_RESULT(no)
diff --git a/src/Makefile.am b/src/Makefile.am
index c4fcd8a924..c91e63efa1 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -22,7 +22,7 @@
 .PHONY: git_sha1.h
 git_sha1.h:
 	@echo "updating $@"
-	@$(PYTHON2) $(top_srcdir)/bin/git_sha1_gen.py --output $@
+	@$(PYTHON) $(top_srcdir)/bin/git_sha1_gen.py --output $@
 
 BUILT_SOURCES = git_sha1.h
 CLEANFILES = $(BUILT_SOURCES)
diff --git a/src/amd/Makefile.common.am b/src/amd/Makefile.common.am
index d62e9d41cf..453d23c3ac 100644
--- a/src/amd/Makefile.common.am
+++ b/src/amd/Makefile.common.am
@@ -66,6 +66,6 @@ common_libamd_common_la_LIBADD = $(LIBELF_LIBS)
 
 common/sid_tables.h: $(srcdir)/common/sid_tables.py $(srcdir)/common/sid.h $(srcdir)/common/gfx9d.h
 	$(AM_V_at)$(MKDIR_P) $(@D)
-	$(AM_V_GEN) $(PYTHON2) $(srcdir)/common/sid_tables.py $(srcdir)/common/sid.h $(srcdir)/common/gfx9d.h > $@
+	$(AM_V_GEN) $(PYTHON) $(srcdir)/common/sid_tables.py $(srcdir)/common/sid.h $(srcdir)/common/gfx9d.h > $@
 
 BUILT_SOURCES = $(AMD_GENERATED_FILES)
diff --git a/src/amd/vulkan/Makefile.am b/src/amd/vulkan/Makefile.am
index e28f032cbe..2522171dac 100644
--- a/src/amd/vulkan/Makefile.am
+++ b/src/amd/vulkan/Makefile.am
@@ -140,7 +140,7 @@ vulkan_api_xml = $(top_srcdir)/src/vulkan/registry/vk.xml
 
 radv_entrypoints.c: radv_entrypoints_gen.py radv_extensions.py $(vulkan_api_xml)
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_entrypoints_gen.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/radv_entrypoints_gen.py \
 		--xml $(vulkan_api_xml) \
 		--outdir $(builddir)
 radv_entrypoints.h: radv_entrypoints.c
@@ -148,7 +148,7 @@ radv_entrypoints.h: radv_entrypoints.c
 radv_extensions.c: radv_extensions.py \
 		 $(vulkan_api_xml)
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_extensions.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/radv_extensions.py \
 		--xml $(vulkan_api_xml) \
 		--out-c radv_extensions.c \
 		--out-h radv_extensions.h
@@ -157,7 +157,7 @@ radv_extensions.h: radv_extensions.c
 vk_format_table.c: vk_format_table.py \
 		   vk_format_parse.py \
                    vk_format_layout.csv
-	$(PYTHON2) $(srcdir)/vk_format_table.py $(srcdir)/vk_format_layout.csv > $@
+	$(PYTHON) $(srcdir)/vk_format_table.py $(srcdir)/vk_format_layout.csv > $@
 
 BUILT_SOURCES = $(VULKAN_GENERATED_FILES)
 CLEANFILES = $(BUILT_SOURCES) dev_icd.json radeon_icd. at host_cpu@.json
@@ -190,11 +190,11 @@ icdconf_DATA = radeon_icd. at host_cpu@.json
 noinst_DATA = dev_icd.json
 
 dev_icd.json : radv_extensions.py radv_icd.py
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_icd.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/radv_icd.py \
 		--lib-path="${abs_top_builddir}/${LIB_DIR}" --out $@
 
 radeon_icd. at host_cpu@.json : radv_extensions.py radv_icd.py
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/radv_icd.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/radv_icd.py \
 		--lib-path="${libdir}" --out $@
 
 include $(top_srcdir)/install-lib-links.mk
diff --git a/src/broadcom/Makefile.am b/src/broadcom/Makefile.am
index 4faa772154..4cd75bbcc0 100644
--- a/src/broadcom/Makefile.am
+++ b/src/broadcom/Makefile.am
@@ -56,7 +56,7 @@ EXTRA_DIST = \
 	qpu/meson.build
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 include Makefile.genxml.am
 include Makefile.cle.am
diff --git a/src/compiler/Makefile.am b/src/compiler/Makefile.am
index 73435a3b5d..05cdb1446c 100644
--- a/src/compiler/Makefile.am
+++ b/src/compiler/Makefile.am
@@ -68,7 +68,7 @@ EXTRA_DIST = \
 	meson.build
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 include Makefile.spirv.am
 
diff --git a/src/compiler/Makefile.glsl.am b/src/compiler/Makefile.glsl.am
index 02a7f43215..a323f7b05b 100644
--- a/src/compiler/Makefile.glsl.am
+++ b/src/compiler/Makefile.glsl.am
@@ -41,7 +41,7 @@ TESTS += glsl/glcpp/tests/glcpp-test.sh			\
 
 TESTS_ENVIRONMENT= \
 	export abs_builddir=$(abs_builddir); \
-	export PYTHON2=$(PYTHON2); \
+	export PYTHON=$(PYTHON); \
 	export PYTHON_FLAGS=$(PYTHON_FLAGS);
 
 check_PROGRAMS +=					\
diff --git a/src/compiler/glsl/glcpp/tests/glcpp-test.sh b/src/compiler/glsl/glcpp/tests/glcpp-test.sh
index b8397ec890..666a617bfb 100755
--- a/src/compiler/glsl/glcpp/tests/glcpp-test.sh
+++ b/src/compiler/glsl/glcpp/tests/glcpp-test.sh
@@ -13,4 +13,4 @@ if [ -z "$srcdir" -o -z "$abs_builddir" ]; then
     abs_builddir=`pwd`/../../../
 fi
 
-$PYTHON2 $srcdir/glsl/glcpp/tests/glcpp_test.py $abs_builddir/glsl/glcpp/glcpp $srcdir/glsl/glcpp/tests --unix --windows --oldmac --bizarro
+$PYTHON $srcdir/glsl/glcpp/tests/glcpp_test.py $abs_builddir/glsl/glcpp/glcpp $srcdir/glsl/glcpp/tests --unix --windows --oldmac --bizarro
diff --git a/src/compiler/glsl/tests/optimization-test.sh b/src/compiler/glsl/tests/optimization-test.sh
index 410ed262ef..751529a515 100755
--- a/src/compiler/glsl/tests/optimization-test.sh
+++ b/src/compiler/glsl/tests/optimization-test.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-$PYTHON2 $srcdir/glsl/tests/optimization_test.py --test-runner $abs_builddir/glsl/glsl_test
+$PYTHON $srcdir/glsl/tests/optimization_test.py --test-runner $abs_builddir/glsl/glsl_test
diff --git a/src/compiler/glsl/tests/warnings-test.sh b/src/compiler/glsl/tests/warnings-test.sh
index 09b6bb2fc9..12f68c2300 100755
--- a/src/compiler/glsl/tests/warnings-test.sh
+++ b/src/compiler/glsl/tests/warnings-test.sh
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-$PYTHON2 $srcdir/glsl/tests/warnings_test.py --glsl-compiler $abs_builddir/glsl_compiler --test-directory $srcdir/glsl/tests/warnings/
+$PYTHON $srcdir/glsl/tests/warnings_test.py --glsl-compiler $abs_builddir/glsl_compiler --test-directory $srcdir/glsl/tests/warnings/
diff --git a/src/egl/Makefile.am b/src/egl/Makefile.am
index bf7f87015b..24a8e96a8e 100644
--- a/src/egl/Makefile.am
+++ b/src/egl/Makefile.am
@@ -141,7 +141,7 @@ GLVND_GEN_DEPS = generate/gen_egl_dispatch.py \
 	generate/egl.xml generate/eglFunctionList.py generate/genCommon.py \
 	generate/egl_other.xml
 
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 g_egldispatchstubs.c: $(GLVND_GEN_DEPS)
 	$(PYTHON_GEN) $(top_srcdir)/src/egl/generate/gen_egl_dispatch.py source \
 		$(top_srcdir)/src/egl/generate/eglFunctionList.py \
diff --git a/src/gallium/auxiliary/Makefile.am b/src/gallium/auxiliary/Makefile.am
index 4bfa764838..d7d803a961 100644
--- a/src/gallium/auxiliary/Makefile.am
+++ b/src/gallium/auxiliary/Makefile.am
@@ -54,7 +54,7 @@ libgallium_la_SOURCES += \
 endif
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN =  $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN =  $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 indices/u_indices_gen.c: indices/u_indices_gen.py
 	$(MKDIR_GEN)
diff --git a/src/gallium/drivers/freedreno/Makefile.am b/src/gallium/drivers/freedreno/Makefile.am
index c19b776892..67095de6e0 100644
--- a/src/gallium/drivers/freedreno/Makefile.am
+++ b/src/gallium/drivers/freedreno/Makefile.am
@@ -12,7 +12,7 @@ AM_CFLAGS = \
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
 ir3/ir3_nir_trig.c: ir3/ir3_nir_trig.py $(top_srcdir)/src/compiler/nir/nir_algebraic.py
 	$(MKDIR_GEN)
-	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/ir3/ir3_nir_trig.py -p $(top_srcdir)/src/compiler/nir > $@ || ($(RM) $@; false)
+	$(AM_V_GEN) $(PYTHON) $(PYTHON_FLAGS) $(srcdir)/ir3/ir3_nir_trig.py -p $(top_srcdir)/src/compiler/nir > $@ || ($(RM) $@; false)
 
 noinst_LTLIBRARIES = libfreedreno.la
 
diff --git a/src/gallium/drivers/r600/Makefile.am b/src/gallium/drivers/r600/Makefile.am
index 1138de985d..c5b41cce26 100644
--- a/src/gallium/drivers/r600/Makefile.am
+++ b/src/gallium/drivers/r600/Makefile.am
@@ -3,7 +3,7 @@ include $(top_srcdir)/src/gallium/Automake.inc
 
 egd_tables.h: $(srcdir)/egd_tables.py $(srcdir)/evergreend.h
 	$(AM_V_at)$(MKDIR_P) $(@D)
-	$(AM_V_GEN) $(PYTHON2) $(srcdir)/egd_tables.py $(srcdir)/evergreend.h > $@
+	$(AM_V_GEN) $(PYTHON) $(srcdir)/egd_tables.py $(srcdir)/evergreend.h > $@
 
 BUILT_SOURCES = $(R600_GENERATED_FILES)
 AM_CFLAGS = \
diff --git a/src/gallium/drivers/radeonsi/Makefile.am b/src/gallium/drivers/radeonsi/Makefile.am
index 62b877d4ea..317ae7ea19 100644
--- a/src/gallium/drivers/radeonsi/Makefile.am
+++ b/src/gallium/drivers/radeonsi/Makefile.am
@@ -48,7 +48,7 @@ GEN_DRIINFO_INPUTS = \
 	$(top_srcdir)/src/gallium/auxiliary/pipe-loader/driinfo_gallium.h \
 	$(srcdir)/driinfo_radeonsi.h
 
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 MERGE_DRIINFO = $(top_srcdir)/src/util/merge_driinfo.py
 
 si_driinfo.h: $(MERGE_DRIINFO) $(GEN_DRIINFO_INPUTS)
diff --git a/src/gallium/drivers/swr/Makefile.am b/src/gallium/drivers/swr/Makefile.am
index d20a6bdbed..3390ef6b09 100644
--- a/src/gallium/drivers/swr/Makefile.am
+++ b/src/gallium/drivers/swr/Makefile.am
@@ -98,7 +98,7 @@ BUILT_SOURCES = \
 	rasterizer/core/backends/gen_rasterizer.hpp
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 gen_swr_context_llvm.h: rasterizer/codegen/gen_llvm_types.py rasterizer/codegen/templates/gen_llvm.hpp swr_context.h
 	$(PYTHON_GEN) \
 		$(srcdir)/rasterizer/codegen/gen_llvm_types.py \
diff --git a/src/intel/Makefile.am b/src/intel/Makefile.am
index 95764b82da..5a2518d8d7 100644
--- a/src/intel/Makefile.am
+++ b/src/intel/Makefile.am
@@ -50,7 +50,7 @@ AM_CXXFLAGS = \
 	$(VISIBILITY_CXXFLAGS)
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 lib_LTLIBRARIES =
 check_LTLIBRARIES =
diff --git a/src/intel/Makefile.compiler.am b/src/intel/Makefile.compiler.am
index 46711fe71b..cd7e6882fb 100644
--- a/src/intel/Makefile.compiler.am
+++ b/src/intel/Makefile.compiler.am
@@ -35,7 +35,7 @@ BUILT_SOURCES += $(COMPILER_GENERATED_FILES)
 compiler/brw_nir_trig_workarounds.c: compiler/brw_nir_trig_workarounds.py \
                                      $(top_srcdir)/src/compiler/nir/nir_algebraic.py
 	$(MKDIR_GEN)
-	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/compiler/brw_nir_trig_workarounds.py -p $(top_srcdir)/src/compiler/nir > $@ || ($(RM) $@; false)
+	$(AM_V_GEN) $(PYTHON) $(PYTHON_FLAGS) $(srcdir)/compiler/brw_nir_trig_workarounds.py -p $(top_srcdir)/src/compiler/nir > $@ || ($(RM) $@; false)
 
 EXTRA_DIST += \
 	compiler/brw_nir_trig_workarounds.py
diff --git a/src/intel/Makefile.vulkan.am b/src/intel/Makefile.vulkan.am
index 9555d98095..46f22047e3 100644
--- a/src/intel/Makefile.vulkan.am
+++ b/src/intel/Makefile.vulkan.am
@@ -28,7 +28,7 @@ vulkan/anv_entrypoints.c: vulkan/anv_entrypoints_gen.py \
 			  vulkan/anv_extensions.py \
 			  $(vulkan_api_xml)
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_entrypoints_gen.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/vulkan/anv_entrypoints_gen.py \
 		--xml $(vulkan_api_xml) \
 		--outdir $(builddir)/vulkan
 vulkan/anv_entrypoints.h: vulkan/anv_entrypoints.c
@@ -37,7 +37,7 @@ vulkan/anv_extensions.c: vulkan/anv_extensions_gen.py \
 			 vulkan/anv_extensions.py \
 			 $(vulkan_api_xml)
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_extensions_gen.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/vulkan/anv_extensions_gen.py \
 		--xml $(vulkan_api_xml) \
 		--out-c $@
 
@@ -45,7 +45,7 @@ vulkan/anv_extensions.h: vulkan/anv_extensions_gen.py \
 			 vulkan/anv_extensions.py \
 			 $(vulkan_api_xml)
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_extensions_gen.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/vulkan/anv_extensions_gen.py \
 		--xml $(vulkan_api_xml) \
 		--out-h $@
 
@@ -65,12 +65,12 @@ EXTRA_DIST += \
 
 vulkan/dev_icd.json : vulkan/anv_extensions.py vulkan/anv_icd.py
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_icd.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/vulkan/anv_icd.py \
 		--lib-path="${abs_top_builddir}/${LIB_DIR}" --out $@
 
 vulkan/intel_icd. at host_cpu@.json : vulkan/anv_extensions.py vulkan/anv_icd.py
 	$(MKDIR_GEN)
-	$(AM_V_GEN)$(PYTHON2) $(srcdir)/vulkan/anv_icd.py \
+	$(AM_V_GEN)$(PYTHON) $(srcdir)/vulkan/anv_icd.py \
 		--lib-path="${libdir}" --out $@
 
 if HAVE_INTEL_VULKAN
diff --git a/src/mapi/Makefile.am b/src/mapi/Makefile.am
index 3da1a193d2..97ebdeb1d7 100644
--- a/src/mapi/Makefile.am
+++ b/src/mapi/Makefile.am
@@ -59,7 +59,7 @@ AM_CPPFLAGS =							\
 include Makefile.sources
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 glapi_gen_mapi_deps := \
 	mapi_abi.py \
diff --git a/src/mapi/glapi/gen/Makefile.am b/src/mapi/glapi/gen/Makefile.am
index 93acabd968..7a80f26626 100644
--- a/src/mapi/glapi/gen/Makefile.am
+++ b/src/mapi/glapi/gen/Makefile.am
@@ -233,7 +233,7 @@ COMMON = $(API_XML) \
 
 COMMON_GLX = $(COMMON) glX_API.xml glX_XML.py glX_proto_common.py
 
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 ######################################################################
 
diff --git a/src/mesa/Makefile.am b/src/mesa/Makefile.am
index 195e440035..d7daa995c5 100644
--- a/src/mesa/Makefile.am
+++ b/src/mesa/Makefile.am
@@ -73,7 +73,7 @@ CLEANFILES = \
 	$(BUILT_SOURCES) \
 	program/program_parse.tab.h
 
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 main/get_hash.h: ../mapi/glapi/gen/gl_and_es_API.xml main/get_hash_params.py \
                  main/get_hash_generator.py
diff --git a/src/mesa/drivers/dri/i965/Makefile.am b/src/mesa/drivers/dri/i965/Makefile.am
index 889d4c68a2..b6fff47abe 100644
--- a/src/mesa/drivers/dri/i965/Makefile.am
+++ b/src/mesa/drivers/dri/i965/Makefile.am
@@ -115,7 +115,7 @@ EXTRA_DIST = \
 	meson.build
 
 brw_oa_metrics.c: brw_oa.py $(i965_oa_xml_FILES)
-	$(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/brw_oa.py \
+	$(PYTHON) $(PYTHON_FLAGS) $(srcdir)/brw_oa.py \
 	--code=$(builddir)/brw_oa_metrics.c \
 	--header=$(builddir)/brw_oa_metrics.h \
 	$(i965_oa_xml_FILES:%=$(srcdir)/%)
diff --git a/src/util/Makefile.am b/src/util/Makefile.am
index efb94caff7..7dedaab9fc 100644
--- a/src/util/Makefile.am
+++ b/src/util/Makefile.am
@@ -93,7 +93,7 @@ EXTRA_DIST = \
 	sha1/README \
 	meson.build
 
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 format_srgb.c: format_srgb.py
 	$(PYTHON_GEN) $(srcdir)/format_srgb.py > $@
diff --git a/src/util/xmlpool/Makefile.am b/src/util/xmlpool/Makefile.am
index 0ef7a5462a..f5142768aa 100644
--- a/src/util/xmlpool/Makefile.am
+++ b/src/util/xmlpool/Makefile.am
@@ -70,7 +70,7 @@ CLEANFILES = \
 # Default target options.h
 LOCALEDIR := .
 options.h: t_options.h $(MOS)
-	$(AM_V_GEN) $(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/gen_xmlpool.py $(srcdir)/t_options.h $(LOCALEDIR) $(LANGS) > options.h
+	$(AM_V_GEN) $(PYTHON) $(PYTHON_FLAGS) $(srcdir)/gen_xmlpool.py $(srcdir)/t_options.h $(LOCALEDIR) $(LANGS) > options.h
 
 # Update .mo files from the corresponding .po files.
 %/LC_MESSAGES/options.mo: %.po
diff --git a/src/vulkan/Makefile.am b/src/vulkan/Makefile.am
index db3831229e..dc7e32aaa6 100644
--- a/src/vulkan/Makefile.am
+++ b/src/vulkan/Makefile.am
@@ -6,7 +6,7 @@ vulkan_includedir = $(includedir)/vulkan
 vulkan_api_xml = $(top_srcdir)/src/vulkan/registry/vk.xml
 
 MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
-PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)
+PYTHON_GEN = $(AM_V_GEN)$(PYTHON) $(PYTHON_FLAGS)
 
 EXTRA_DIST = \
 	util/gen_enum_to_str.py \

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