Mesa (master): Android: Fixes for Q and R

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Module: Mesa
Branch: master
Commit: 29849aca0fed3dc4fb3fa9941a251c86bd3713f9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=29849aca0fed3dc4fb3fa9941a251c86bd3713f9

Author: Roman Stratiienko <r.stratiienko at gmail.com>
Date:   Wed Jul 15 22:26:44 2020 +0300

Android: Fixes for Q and R

Fix Android-Q build:
- Use AOSP prebuilt bison by specifying $(BISON) variable
- Use AOSP prebuilt flex by specifying $(LEX) variable

Fix Android-R build:
- Add M4 environmet variable for Android R and higher (See [1])

[1] - https://cs.android.com/android/_/android/platform/build/+/2bfffb9f48a78de12faf5da77424c0cecb70d6eb:Changes.md;dlc=997661002af1282d938e88c3c723037e42e5d283

Signed-off-by: Roman Stratiienko <r.stratiienko at gmail.com>
Reviewed-by: Eric Engestrom <eric at engestrom.ch>
Tested-by: Mauro Rossi <issor.oruam at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5894>

---

 Android.mk                       | 5 +++++
 src/compiler/Android.glsl.gen.mk | 2 +-
 src/freedreno/Android.ir3.mk     | 6 +++---
 src/mesa/program/Android.mk      | 2 +-
 4 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/Android.mk b/Android.mk
index c15c2b78bac..6181bbe8f31 100644
--- a/Android.mk
+++ b/Android.mk
@@ -44,6 +44,11 @@ MESA_DRI_LDFLAGS := -Wl,--build-id=sha1
 MESA_COMMON_MK := $(MESA_TOP)/Android.common.mk
 MESA_PYTHON2 := python
 MESA_PYTHON3 := python3
+ifeq ($(filter 5 6 7 8 9 10, $(MESA_ANDROID_MAJOR_VERSION)),)
+MESA_LEX     := M4=$(M4) $(LEX)
+else
+MESA_LEX     := $(LEX)
+endif
 
 # Lists to convert driver names to boolean variables
 # in form of <driver name>.<boolean make variable>
diff --git a/src/compiler/Android.glsl.gen.mk b/src/compiler/Android.glsl.gen.mk
index 1308de2db97..a32c4ca6a50 100644
--- a/src/compiler/Android.glsl.gen.mk
+++ b/src/compiler/Android.glsl.gen.mk
@@ -53,7 +53,7 @@ MESA_GEN_GLSL_H := $(addprefix $(call local-generated-sources-dir)/, \
 define local-l-or-ll-to-c-or-cpp
 	@mkdir -p $(dir $@)
 	@echo "Mesa Lex: $(PRIVATE_MODULE) <= $<"
-	$(hide) $(LEX) --nounistd -o$@ $<
+	$(hide) $(MESA_LEX) --nounistd -o$@ $<
 endef
 
 define glsl_local-y-to-c-and-h
diff --git a/src/freedreno/Android.ir3.mk b/src/freedreno/Android.ir3.mk
index dec251798aa..3ae72dfea10 100644
--- a/src/freedreno/Android.ir3.mk
+++ b/src/freedreno/Android.ir3.mk
@@ -73,7 +73,7 @@ ir3_parser_deps := \
 $(intermediates)/ir3/ir3_lexer.c: $(ir3_lexer_deps)
 	@mkdir -p $(dir $@)
 	@echo "Gen Header: $(PRIVATE_MODULE) <= $(notdir $(@))"
-	$(hide) flex -o $@ $<
+	$(hide) $(MESA_LEX) -o $@ $<
 
 $(intermediates)/ir3/ir3_nir_imul.c: $(ir3_nir_imul_deps)
 	@mkdir -p $(dir $@)
@@ -86,12 +86,12 @@ $(intermediates)/ir3/ir3_nir_trig.c: $(ir3_nir_trig_deps)
 $(intermediates)/ir3/ir3_parser.c: $(ir3_parser_deps)
 	@mkdir -p $(dir $@)
 	@echo "Gen Header: $(PRIVATE_MODULE) <= $(notdir $(@))"
-	$(hide) bison $< --name-prefix=ir3_yy --output=$@
+	$(hide) $(BISON) $< --name-prefix=ir3_yy --output=$@
 
 $(intermediates)/ir3/ir3_parser.h: $(ir3_parser_deps)
 	@mkdir -p $(dir $@)
 	@echo "Gen Header: $(PRIVATE_MODULE) <= $(notdir $(@))"
-	$(hide) bison $< --name-prefix=ir3_yy --defines=$@
+	$(hide) $(BISON) $< --name-prefix=ir3_yy --defines=$@
 
 include $(MESA_COMMON_MK)
 include $(BUILD_STATIC_LIBRARY)
diff --git a/src/mesa/program/Android.mk b/src/mesa/program/Android.mk
index c6470e6289e..6b4e1916747 100644
--- a/src/mesa/program/Android.mk
+++ b/src/mesa/program/Android.mk
@@ -23,7 +23,7 @@ LOCAL_PATH := $(call my-dir)
 define local-l-to-c
 	@mkdir -p $(dir $@)
 	@echo "Mesa Lex: $(PRIVATE_MODULE) <= $<"
-	$(hide) $(LEX) -o$@ $<
+	$(hide) $(MESA_LEX) -o$@ $<
 endef
 
 define mesa_local-y-to-c-and-h