blob: e636c5c95f8fc321e656691e420fb24d8e62fb25 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
|
macro (add_flags_lnk FLAGS)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} ${FLAGS}")
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${FLAGS}")
set(CMAKE_MODULE_LINKER_FLAGS_DEBUG "${CMAKE_MODULE_LINKER_FLAGS_DEBUG} ${FLAGS}")
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} ${FLAGS}")
endmacro()
macro(add_flags_cxx FLAGS)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${FLAGS}")
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${FLAGS}")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${FLAGS}")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${FLAGS}")
endmacro()
macro(set_flags)
# Add the preprocessor macros used for distinguishing between debug and release builds (CMake does this automatically for MSVC):
if (NOT MSVC)
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG")
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DNDEBUG")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -DNDEBUG")
endif()
if(MSVC)
# Make build use multiple threads under MSVC:
add_flags_cxx("/MP")
# Make release builds use link-time code generation:
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /GL")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG")
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
elseif(APPLE)
#on os x clang adds pthread for us but we need to add it for gcc
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
else()
add_flags_cxx("-pthread")
endif()
else()
# Let gcc / clang know that we're compiling a multi-threaded app:
add_flags_cxx("-pthread")
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
endif()
# We use a signed char (fixes #640 on RasPi)
add_flags_cxx("-fsigned-char")
endif()
# Allow for a forced 32-bit build under 64-bit OS:
if (FORCE_32)
add_flags_cxx("-m32")
add_flags_lnk("-m32")
endif()
# Have the compiler generate code specifically targeted at the current machine on Linux
if(LINUX AND NOT CROSSCOMPILE)
add_flags_cxx("-march=native")
endif()
# Use static CRT in MSVC builds:
if (MSVC)
string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
string(REPLACE "/MD" "/MT" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "/MDd" "/MTd" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/MDd" "/MTd" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
endif()
endmacro()
macro(set_lib_flags)
# Set lower warnings-level for the libraries:
if (MSVC)
# Remove /W3 from command line -- cannot just cancel it later with /w like in unix, MSVC produces a D9025 warning (option1 overriden by option2)
string(REPLACE "/W3" "" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
string(REPLACE "/W3" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "/W3" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "/W3" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
else()
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -w")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -w")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -w")
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -w")
endif()
# On Unix we use two dynamic loading libraries dl and ltdl.
# Preference is for dl on unknown systems as it is specified in POSIX
# the dynamic loader is used by lua and sqllite.
if (UNIX)
if(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
set(DYNAMIC_LOADER ltdl)
else()
set(DYNAMIC_LOADER dl)
endif()
endif()
endmacro()
macro(enable_profile)
# Declare the flags used for profiling builds:
if (MSVC)
set (CXX_PROFILING "")
set (LNK_PROFILING "/PROFILE")
else()
set (CXX_PROFILING "-pg")
set (LNK_PROFILING "-pg")
endif()
# Declare the profiling configurations:
SET(CMAKE_CXX_FLAGS_DEBUGPROFILE
"${CMAKE_CXX_FLAGS_DEBUG} ${PCXX_ROFILING}"
CACHE STRING "Flags used by the C++ compiler during profile builds."
FORCE )
SET(CMAKE_C_FLAGS_DEBUGPROFILE
"${CMAKE_C_FLAGS_DEBUG} ${CXX_PROFILING}"
CACHE STRING "Flags used by the C compiler during profile builds."
FORCE )
SET(CMAKE_EXE_LINKER_FLAGS_DEBUGPROFILE
"${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${LNK_PROFILING}"
CACHE STRING "Flags used for linking binaries during profile builds."
FORCE )
SET(CMAKE_SHARED_LINKER_FLAGS_DEBUGPROFILE
"${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${LNK_PROFILING}"
CACHE STRING "Flags used by the shared libraries linker during profile builds."
FORCE )
MARK_AS_ADVANCED(
CMAKE_CXX_FLAGS_DEBUGPROFILE
CMAKE_C_FLAGS_DEBUGPROFILE
CMAKE_EXE_LINKER_FLAGS_DEBUGPROFILE
CMAKE_SHARED_LINKER_FLAGS_DEBUGPROFILE )
SET(CMAKE_CXX_FLAGS_RELEASEPROFILE
"${CMAKE_CXX_FLAGS_RELEASE} ${CXX_PROFILING}"
CACHE STRING "Flags used by the C++ compiler during profile builds."
FORCE )
SET(CMAKE_C_FLAGS_RELEASEPROFILE
"${CMAKE_C_FLAGS_RELEASE} ${CXX_PROFILING}"
CACHE STRING "Flags used by the C compiler during profile builds."
FORCE )
SET(CMAKE_EXE_LINKER_FLAGS_RELEASEPROFILE
"${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${LNK_PROFILING}"
CACHE STRING "Flags used for linking binaries during profile builds."
FORCE )
SET(CMAKE_SHARED_LINKER_FLAGS_RELEASEPROFILE
"${CMAKE_SHARED_LINKER_FLAGS_RELEASE} ${LNK_PROFILING}"
CACHE STRING "Flags used by the shared libraries linker during profile builds."
FORCE )
MARK_AS_ADVANCED(
CMAKE_CXX_FLAGS_RELEASEPROFILE
CMAKE_C_FLAGS_RELEASEPROFILE
CMAKE_EXE_LINKER_FLAGS_RELEASEPROFILE
CMAKE_SHARED_LINKER_FLAGS_RELEASEPROFILE )
# The configuration types need to be set after their respective c/cxx/linker flags and before the project directive
set(CMAKE_CONFIGURATION_TYPES "Debug;Release;DebugProfile;ReleaseProfile" CACHE STRING "" FORCE)
endmacro()
macro(set_exe_flags)
# Remove disabling the maximum warning level:
# clang does not like a command line that reads -Wall -Wextra -w -Wall -Wextra and does not output any warnings
# We do not do that for MSVC since MSVC produces an awful lot of warnings for its own STL headers;
# the important warnings are turned on using #pragma in Globals.h
if (NOT MSVC)
string(REPLACE "-w" "" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
string(REPLACE "-w" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
string(REPLACE "-w" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REPLACE "-w" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
add_flags_cxx("-Wall -Wextra -Wno-unused-parameter -Wno-error=switch")
# we support non-IEEE 754 fpus so can make no guarentees about error
add_flags_cxx("-ffast-math")
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
# clang does not provide the __extern_always_inline macro and a part of libm depends on this when using fast-math
add_flags_cxx("-D__extern_always_inline=inline")
add_flags_cxx("-Werror -Weverything -Wno-c++98-compat-pedantic -Wno-string-conversion")
add_flags_cxx("-Wno-extra-semi -Wno-error=switch-enum -Wno-documentation")
add_flags_cxx("-Wno-error=sign-conversion -Wno-error=conversion -Wno-padded")
add_flags_cxx("-Wno-error=deprecated -Wno-error=weak-vtables -Wno-error=float-equal")
add_flags_cxx("-Wno-error=missing-prototypes -Wno-error=non-virtual-dtor")
add_flags_cxx("-Wno-error=covered-switch-default -Wno-error=shadow")
add_flags_cxx("-Wno-error=exit-time-destructors -Wno-error=missing-variable-declarations")
add_flags_cxx("-Wno-error=global-constructors -Wno-implicit-fallthrough")
add_flags_cxx("-Wno-error=unreachable-code -Wno-error=undef")
endif()
endif()
endmacro()
|
