1# Mesa 3-D graphics library
2#
3# Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com>
4# Copyright (C) 2010-2011 LunarG Inc.
5#
6# Permission is hereby granted, free of charge, to any person obtaining a
7# copy of this software and associated documentation files (the "Software"),
8# to deal in the Software without restriction, including without limitation
9# the rights to use, copy, modify, merge, publish, distribute, sublicense,
10# and/or sell copies of the Software, and to permit persons to whom the
11# Software is furnished to do so, subject to the following conditions:
12#
13# The above copyright notice and this permission notice shall be included
14# in all copies or substantial portions of the Software.
15#
16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22# DEALINGS IN THE SOFTWARE.
23
24# included by glsl Android.mk for source generation
25
26ifeq ($(LOCAL_MODULE_CLASS),)
27LOCAL_MODULE_CLASS := STATIC_LIBRARIES
28endif
29
30intermediates := $(call local-intermediates-dir)
31
32sources := \
33	glsl_lexer.cpp \
34	glsl_parser.cpp \
35	glcpp/glcpp-lex.c \
36	glcpp/glcpp-parse.c
37
38ifneq ($(LOCAL_IS_HOST_MODULE),true)
39sources += builtin_function.cpp
40endif
41
42LOCAL_SRC_FILES := $(filter-out $(sources), $(LOCAL_SRC_FILES))
43
44LOCAL_C_INCLUDES += $(intermediates) $(intermediates)/glcpp $(MESA_TOP)/src/glsl/glcpp
45
46sources := $(addprefix $(intermediates)/, $(sources))
47LOCAL_GENERATED_SOURCES += $(sources)
48
49define local-l-or-ll-to-c-or-cpp
50	@mkdir -p $(dir $@)
51	@echo "Mesa Lex: $(PRIVATE_MODULE) <= $<"
52	$(hide) $(LEX) --nounistd -o$@ $<
53endef
54
55define local-y-to-c-and-h
56	@mkdir -p $(dir $@)
57	@echo "Mesa Yacc: $(PRIVATE_MODULE) <= $<"
58	$(hide) $(YACC) -o $@ $<
59endef
60
61define local-yy-to-cpp-and-h
62	@mkdir -p $(dir $@)
63	@echo "Mesa Yacc: $(PRIVATE_MODULE) <= $<"
64	$(hide) $(YACC) -p "_mesa_glsl_" -o $@ $<
65	touch $(@:$1=$(YACC_HEADER_SUFFIX))
66	echo '#ifndef '$(@F:$1=_h) > $(@:$1=.h)
67	echo '#define '$(@F:$1=_h) >> $(@:$1=.h)
68	cat $(@:$1=$(YACC_HEADER_SUFFIX)) >> $(@:$1=.h)
69	echo '#endif' >> $(@:$1=.h)
70	rm -f $(@:$1=$(YACC_HEADER_SUFFIX))
71endef
72
73$(intermediates)/glsl_lexer.cpp: $(LOCAL_PATH)/glsl_lexer.ll
74	$(call local-l-or-ll-to-c-or-cpp)
75
76$(intermediates)/glsl_parser.cpp: $(LOCAL_PATH)/glsl_parser.yy
77	$(call local-yy-to-cpp-and-h,.cpp)
78
79$(intermediates)/glcpp/glcpp-lex.c: $(LOCAL_PATH)/glcpp/glcpp-lex.l
80	$(call local-l-or-ll-to-c-or-cpp)
81
82$(intermediates)/glcpp/glcpp-parse.c: $(LOCAL_PATH)/glcpp/glcpp-parse.y
83	$(call local-y-to-c-and-h)
84
85BUILTIN_COMPILER := $(BUILD_OUT_EXECUTABLES)/mesa_builtin_compiler$(BUILD_EXECUTABLE_SUFFIX)
86
87builtin_function_deps := \
88	$(LOCAL_PATH)/builtins/tools/generate_builtins.py \
89	$(LOCAL_PATH)/builtins/tools/texture_builtins.py \
90	$(BUILTIN_COMPILER) \
91	$(wildcard $(LOCAL_PATH)/builtins/profiles/*) \
92       	$(wildcard $(LOCAL_PATH)/builtins/ir/*)
93
94$(intermediates)/builtin_function.cpp: PRIVATE_SCRIPT := $(MESA_PYTHON2) $(LOCAL_PATH)/builtins/tools/generate_builtins.py
95$(intermediates)/builtin_function.cpp: $(builtin_function_deps)
96	@mkdir -p $(dir $@)
97	@echo "Gen GLSL: $(PRIVATE_MODULE) <= $(notdir $@)"
98	$(hide) $(PRIVATE_SCRIPT) $(BUILTIN_COMPILER) > $@ || rm -f $@
99