blob: fc64bd3f992e2eccf180da9bf5adc5df2a7d7ff7 (
plain)
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
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
|
# This file sets the basic flags for the C++ language in CMake.
# It also loads the available platform file for the system-compiler
# if it exists.
# It also loads a system - compiler - processor (or target hardware)
# specific file, which is mainly useful for crosscompiling and embedded systems.
# some compilers use different extensions (e.g. sdcc uses .rel)
# so set the extension here first so it can be overridden by the compiler specific file
IF(UNIX)
SET(CMAKE_CXX_OUTPUT_EXTENSION .o)
ELSE(UNIX)
SET(CMAKE_CXX_OUTPUT_EXTENSION .obj)
ENDIF(UNIX)
GET_FILENAME_COMPONENT(CMAKE_BASE_NAME ${CMAKE_CXX_COMPILER} NAME_WE)
# since the gnu compiler has several names force g++
IF(CMAKE_COMPILER_IS_GNUCXX)
SET(CMAKE_BASE_NAME g++)
ENDIF(CMAKE_COMPILER_IS_GNUCXX)
# load a hardware specific file, mostly useful for embedded compilers
IF(CMAKE_SYSTEM_PROCESSOR)
IF(CMAKE_CXX_COMPILER_ID)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_CXX_COMPILER_ID}-CXX-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
ENDIF(CMAKE_CXX_COMPILER_ID)
IF (NOT _INCLUDED_FILE)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME}-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL)
ENDIF (NOT _INCLUDED_FILE)
ENDIF(CMAKE_SYSTEM_PROCESSOR)
# load the system- and compiler specific files
IF(CMAKE_CXX_COMPILER_ID)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_CXX_COMPILER_ID}-CXX OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
ENDIF(CMAKE_CXX_COMPILER_ID)
IF (NOT _INCLUDED_FILE)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME} OPTIONAL)
ENDIF (NOT _INCLUDED_FILE)
# This should be included before the _INIT variables are
# used to initialize the cache. Since the rule variables
# have if blocks on them, users can still define them here.
# But, it should still be after the platform file so changes can
# be made to those values.
IF(CMAKE_USER_MAKE_RULES_OVERRIDE)
INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE})
ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE)
IF(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX)
INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE_CXX})
ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX)
# for most systems a module is the same as a shared library
# so unless the variable CMAKE_MODULE_EXISTS is set just
# copy the values from the LIBRARY variables
IF(NOT CMAKE_MODULE_EXISTS)
SET(CMAKE_SHARED_MODULE_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_CXX_FLAGS})
ENDIF(NOT CMAKE_MODULE_EXISTS)
# Create a set of shared library variable specific to C++
# For 90% of the systems, these are the same flags as the C versions
# so if these are not set just copy the flags from the c version
IF(NOT CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS)
SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS})
ENDIF(NOT CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS)
IF(NOT CMAKE_SHARED_LIBRARY_CXX_FLAGS)
SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_C_FLAGS})
ENDIF(NOT CMAKE_SHARED_LIBRARY_CXX_FLAGS)
IF(NOT DEFINED CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS ${CMAKE_SHARED_LIBRARY_LINK_C_FLAGS})
ENDIF(NOT DEFINED CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
IF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG)
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG})
ENDIF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG)
IF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP)
SET(CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP})
ENDIF(NOT CMAKE_SHARED_LIBRARY_RUNTIME_CXX_FLAG_SEP)
IF(NOT CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG)
SET(CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG})
ENDIF(NOT CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG)
IF(NOT CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG_SEP)
SET(CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP})
ENDIF(NOT CMAKE_EXECUTABLE_RUNTIME_CXX_FLAG_SEP)
IF(NOT DEFINED CMAKE_SHARED_LIBRARY_LINK_CXX_WITH_RUNTIME_PATH)
SET(CMAKE_SHARED_LIBRARY_LINK_CXX_WITH_RUNTIME_PATH ${CMAKE_SHARED_LIBRARY_LINK_C_WITH_RUNTIME_PATH})
ENDIF(NOT DEFINED CMAKE_SHARED_LIBRARY_LINK_CXX_WITH_RUNTIME_PATH)
IF(NOT CMAKE_INCLUDE_FLAG_CXX)
SET(CMAKE_INCLUDE_FLAG_CXX ${CMAKE_INCLUDE_FLAG_C})
ENDIF(NOT CMAKE_INCLUDE_FLAG_CXX)
IF(NOT CMAKE_INCLUDE_FLAG_SEP_CXX)
SET(CMAKE_INCLUDE_FLAG_SEP_CXX ${CMAKE_INCLUDE_FLAG_SEP_C})
ENDIF(NOT CMAKE_INCLUDE_FLAG_SEP_CXX)
# repeat for modules
IF(NOT CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS)
SET(CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS ${CMAKE_SHARED_MODULE_CREATE_C_FLAGS})
ENDIF(NOT CMAKE_SHARED_MODULE_CREATE_CXX_FLAGS)
IF(NOT CMAKE_SHARED_MODULE_CXX_FLAGS)
SET(CMAKE_SHARED_MODULE_CXX_FLAGS ${CMAKE_SHARED_MODULE_C_FLAGS})
ENDIF(NOT CMAKE_SHARED_MODULE_CXX_FLAGS)
IF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG)
SET(CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG ${CMAKE_SHARED_MODULE_RUNTIME_FLAG})
ENDIF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG)
IF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP)
SET(CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP ${CMAKE_SHARED_MODULE_RUNTIME_FLAG_SEP})
ENDIF(NOT CMAKE_SHARED_MODULE_RUNTIME_CXX_FLAG_SEP)
# Initialize CXX link type selection flags from C versions.
FOREACH(type SHARED_LIBRARY SHARED_MODULE EXE)
IF(NOT CMAKE_${type}_LINK_STATIC_CXX_FLAGS)
SET(CMAKE_${type}_LINK_STATIC_CXX_FLAGS
${CMAKE_${type}_LINK_STATIC_C_FLAGS})
ENDIF(NOT CMAKE_${type}_LINK_STATIC_CXX_FLAGS)
IF(NOT CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS)
SET(CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS
${CMAKE_${type}_LINK_DYNAMIC_C_FLAGS})
ENDIF(NOT CMAKE_${type}_LINK_DYNAMIC_CXX_FLAGS)
ENDFOREACH(type)
# add the flags to the cache based
# on the initial values computed in the platform/*.cmake files
# use _INIT variables so that this only happens the first time
# and you can set these flags in the cmake cache
SET (CMAKE_CXX_FLAGS "$ENV{CXXFLAGS}" CACHE STRING
"Flags used by the compiler during all build types.")
IF (CMAKE_CXX_FLAGS_INIT)
SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_INIT}")
ENDIF (CMAKE_CXX_FLAGS_INIT)
IF(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
SET (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG_INIT}" CACHE STRING
"Flags used by the compiler during debug builds.")
SET (CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL_INIT}" CACHE STRING
"Flags used by the compiler during release minsize builds.")
SET (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE_INIT}" CACHE STRING
"Flags used by the compiler during release builds (/MD /Ob1 /Oi /Ot /Oy /Gs will produce slightly less optimized but smaller files).")
SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING
"Flags used by the compiler during Release with Debug Info builds.")
ENDIF(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
IF(CMAKE_CXX_STANDARD_LIBRARIES_INIT)
SET(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES_INIT}"
CACHE STRING "Libraries linked by defalut with all C++ applications.")
MARK_AS_ADVANCED(CMAKE_CXX_STANDARD_LIBRARIES)
ENDIF(CMAKE_CXX_STANDARD_LIBRARIES_INIT)
INCLUDE(CMakeCommonLanguageInclude)
# now define the following rules:
# CMAKE_CXX_CREATE_SHARED_LIBRARY
# CMAKE_CXX_CREATE_SHARED_MODULE
# CMAKE_CXX_CREATE_STATIC_LIBRARY
# CMAKE_CXX_COMPILE_OBJECT
# CMAKE_CXX_LINK_EXECUTABLE
# variables supplied by the generator at use time
# <TARGET>
# <TARGET_BASE> the target without the suffix
# <OBJECTS>
# <OBJECT>
# <LINK_LIBRARIES>
# <FLAGS>
# <LINK_FLAGS>
# CXX compiler information
# <CMAKE_CXX_COMPILER>
# <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS>
# <CMAKE_CXX_SHARED_MODULE_CREATE_FLAGS>
# <CMAKE_CXX_LINK_FLAGS>
# Static library tools
# <CMAKE_AR>
# <CMAKE_RANLIB>
# create a shared C++ library
IF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY)
SET(CMAKE_CXX_CREATE_SHARED_LIBRARY
"<CMAKE_CXX_COMPILER> <CMAKE_SHARED_LIBRARY_CXX_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_CXX_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
ENDIF(NOT CMAKE_CXX_CREATE_SHARED_LIBRARY)
# create a c++ shared module copy the shared library rule by default
IF(NOT CMAKE_CXX_CREATE_SHARED_MODULE)
SET(CMAKE_CXX_CREATE_SHARED_MODULE ${CMAKE_CXX_CREATE_SHARED_LIBRARY})
ENDIF(NOT CMAKE_CXX_CREATE_SHARED_MODULE)
# create a C++ static library
IF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY)
SET(CMAKE_CXX_CREATE_STATIC_LIBRARY
"<CMAKE_AR> cr <TARGET> <LINK_FLAGS> <OBJECTS> "
"<CMAKE_RANLIB> <TARGET> ")
ENDIF(NOT CMAKE_CXX_CREATE_STATIC_LIBRARY)
# compile a C++ file into an object file
IF(NOT CMAKE_CXX_COMPILE_OBJECT)
SET(CMAKE_CXX_COMPILE_OBJECT
"<CMAKE_CXX_COMPILER> <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
ENDIF(NOT CMAKE_CXX_COMPILE_OBJECT)
IF(NOT CMAKE_CXX_LINK_EXECUTABLE)
SET(CMAKE_CXX_LINK_EXECUTABLE
"<CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
ENDIF(NOT CMAKE_CXX_LINK_EXECUTABLE)
MARK_AS_ADVANCED(
CMAKE_BUILD_TOOL
CMAKE_VERBOSE_MAKEFILE
CMAKE_CXX_FLAGS
CMAKE_CXX_FLAGS_RELEASE
CMAKE_CXX_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS_MINSIZEREL
CMAKE_CXX_FLAGS_DEBUG)
SET(CMAKE_CXX_INFORMATION_LOADED 1)
|
