1#-------------------------------------------------------------------------
2# drawElements CMake utilities
3# ----------------------------
4#
5# Copyright 2014 The Android Open Source Project
6#
7# Licensed under the Apache License, Version 2.0 (the "License");
8# you may not use this file except in compliance with the License.
9# You may obtain a copy of the License at
10#
11#      http://www.apache.org/licenses/LICENSE-2.0
12#
13# Unless required by applicable law or agreed to in writing, software
14# distributed under the License is distributed on an "AS IS" BASIS,
15# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16# See the License for the specific language governing permissions and
17# limitations under the License.
18#
19#-------------------------------------------------------------------------
20
21set(DE_COVERAGE_BUILD "OFF" CACHE STRING "Build with coverage instrumentation with GCC (ON/OFF)")
22
23if (NOT DE_DEFS)
24	message(FATAL_ERROR "Defs.cmake is not included")
25endif ()
26
27if (DE_COMPILER_IS_GCC OR DE_COMPILER_IS_CLANG)
28	# Compiler flags for GCC/Clang
29
30	set(TARGET_FLAGS "")
31
32	if (DE_COVERAGE_BUILD)
33		if (not DE_COMPILER_IS_GCC)
34			message(FATAL_ERROR "Coverage build requires GCC")
35		endif ()
36
37		add_definitions("-DDE_COVERAGE_BUILD")
38		set(TARGET_FLAGS	"-fprofile-arcs -ftest-coverage")
39		set(LINK_FLAGS		"${LINK_FLAGS} -lgcov")
40	endif ()
41
42	# For 3rd party sw disable all warnings
43	set(DE_3RD_PARTY_C_FLAGS	"${CMAKE_C_FLAGS} ${TARGET_FLAGS} -w")
44	set(DE_3RD_PARTY_CXX_FLAGS	"${CMAKE_CXX_FLAGS} ${TARGET_FLAGS} -w")
45
46	# \note Add -Wconversion for more warnings
47	set(WARNING_FLAGS			"-Wall -Wextra -Wno-long-long -Wshadow -Wundef")
48
49	set(CMAKE_C_FLAGS			"${CMAKE_C_FLAGS} ${TARGET_FLAGS} ${WARNING_FLAGS} -ansi -pedantic ")
50	set(CMAKE_CXX_FLAGS			"${CMAKE_CXX_FLAGS} ${TARGET_FLAGS} ${WARNING_FLAGS}")
51
52elseif (DE_COMPILER_IS_MSC)
53	# Compiler flags for msc
54
55	# \note Following unnecessary nagging warnings are disabled:
56	# 4820: automatic padding added after data
57	# 4255: no function prototype given (from system headers)
58	# 4668: undefined identifier in preprocessor expression (from system headers)
59	# 4738: storing 32-bit float result in memory
60	# 4711: automatic inline expansion
61	set(MSC_BASE_FLAGS "/DWIN32 /D_WINDOWS /D_CRT_SECURE_NO_WARNINGS")
62	set(MSC_WARNING_FLAGS "/W3 /wd4820 /wd4255 /wd4668 /wd4738 /wd4711")
63
64	# For 3rd party sw disable all warnings
65	set(DE_3RD_PARTY_C_FLAGS	"${CMAKE_C_FLAGS} ${MSC_BASE_FLAGS} /W0")
66	set(DE_3RD_PARTY_CXX_FLAGS	"${CMAKE_CXX_FLAGS} ${MSC_BASE_FLAGS} /W0")
67
68	set(CMAKE_C_FLAGS			"${CMAKE_C_FLAGS} ${MSC_BASE_FLAGS} ${MSC_WARNING_FLAGS}")
69	set(CMAKE_CXX_FLAGS			"${CMAKE_CXX_FLAGS} ${MSC_BASE_FLAGS} ${MSC_WARNING_FLAGS}")
70
71else ()
72	message(FATAL_ERROR "DE_COMPILER is not valid")
73endif ()
74