blob: fc019cf35a80086640c69b194ea944bc5b5f1fbc (
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
235
236
237
238
239
240
241
242
|
option (ENABLE_FAST_MATH "Build rspamd with fast math compiler flag [default: ON]" ON)
option (ENABLE_ANALYZER "Build rspamd with static analyzer [default: OFF]" OFF)
option (ENABLE_STATIC_LIBCXX "Build rspamd with static lib(std)c++ [default: OFF]" OFF)
option (ENABLE_COMPILE_TIME "Show compile time [default: OFF]" OFF)
option (ENABLE_LIBCXX "Use libc++ instead of libstdc++" OFF)
if(CMAKE_C_COMPILER_ID STREQUAL "GNU")
SET (COMPILER_GCC 1)
elseif(CMAKE_C_COMPILER_ID MATCHES "Clang|AppleClang")
SET (COMPILER_CLANG 1)
endif()
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
SET (COMPILER_FAST_MATH "")
if (ENABLE_FAST_MATH MATCHES "ON")
# We need to keep nans and infinities, so cannot keep all fast math there
IF (COMPILER_CLANG)
SET (COMPILER_FAST_MATH "-fassociative-math -freciprocal-math -fno-signed-zeros -ffp-contract=fast")
ELSE()
SET (COMPILER_FAST_MATH "-funsafe-math-optimizations -fno-math-errno")
ENDIF ()
endif ()
if (CMAKE_GENERATOR STREQUAL "Ninja")
# Turn on colored output. https://github.com/ninja-build/ninja/wiki/FAQ
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdiagnostics-color=always")
set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdiagnostics-color=always")
endif ()
if (COMPILER_GCC)
# Require minimum version of gcc
set (GCC_MINIMUM_VERSION 8)
if (CMAKE_C_COMPILER_VERSION VERSION_LESS ${GCC_MINIMUM_VERSION} AND NOT CMAKE_VERSION VERSION_LESS 2.8.9)
message (FATAL_ERROR "GCC version must be at least ${GCC_MINIMUM_VERSION}.")
endif ()
if (ENABLE_LIBCXX MATCHES "ON")
# XXX: too complicated to implement for now
endif ()
elseif (COMPILER_CLANG)
# Require minimum version of clang
set (CLANG_MINIMUM_VERSION 7)
if (CMAKE_C_COMPILER_VERSION VERSION_LESS ${CLANG_MINIMUM_VERSION})
message (FATAL_ERROR "Clang version must be at least ${CLANG_MINIMUM_VERSION}.")
endif ()
# Hack to fix try_compile
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-command-line-argument")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-command-line-argument")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-ignored-optimization-argument")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-ignored-optimization-argument")
if (ENABLE_LIBCXX MATCHES "AUTO")
include(CheckCXXSourceCompiles)
set(OLD_CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
check_cxx_source_compiles("
#include <version>
int main() { return 0; }
" HAVE_LIBCXX )
if (HAVE_LIBCXX)
SET(ENABLE_LIBCXX "ON")
else()
SET(ENABLE_LIBCXX "OFF")
endif()
set(CMAKE_CXX_FLAGS "${OLD_CMAKE_CXX_FLAGS}")
endif()
if (ENABLE_LIBCXX MATCHES "ON")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
set(CLANG_DEFAULT_CXX_STDLIB "libc++")
endif ()
else ()
message (WARNING "You are using an unsupported compiler ${CMAKE_C_COMPILER_ID}. Compilation has only been tested with Clang 4+ and GCC 4+.")
endif ()
option(LINKER_NAME "Linker name or full path")
find_program(LLD_PATH NAMES "ld.lld" "lld")
find_program(GOLD_PATH NAMES "ld.gold" "gold")
if(NOT LINKER_NAME)
if(LLD_PATH)
set(LINKER_NAME "lld")
elseif(GOLD_PATH)
set(LINKER_NAME "gold")
else()
message(STATUS "Use generic 'ld' as a linker")
endif()
endif()
if(LINKER_NAME)
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=${LINKER_NAME}")
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fuse-ld=${LINKER_NAME}")
message(STATUS "Using custom linker by name: ${LINKER_NAME}")
endif ()
option (ENABLE_STATIC "Enable static compiling [default: OFF]" OFF)
if (ENABLE_STATIC MATCHES "ON")
MESSAGE(STATUS "Static build of rspamd implies that the target binary will be *GPL* licensed")
SET(GPL_RSPAMD_BINARY 1)
SET(CMAKE_SKIP_INSTALL_RPATH ON)
SET(BUILD_STATIC 1)
SET(CMAKE_FIND_LIBRARY_SUFFIXES ".a")
SET(BUILD_SHARED_LIBS OFF)
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
SET(LINK_TYPE "STATIC")
SET(NO_SHARED "ON")
# Dirty hack for cmake
SET(CMAKE_EXE_LINK_DYNAMIC_C_FLAGS) # remove -Wl,-Bdynamic
SET(CMAKE_EXE_LINK_DYNAMIC_CXX_FLAGS)
SET(CMAKE_SHARED_LIBRARY_C_FLAGS) # remove -fPIC
SET(CMAKE_SHARED_LIBRARY_CXX_FLAGS)
SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS) # remove -rdynamic
SET(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS)
else ()
if (NO_SHARED MATCHES "OFF")
SET(LINK_TYPE "SHARED")
else ()
SET(LINK_TYPE "STATIC")
endif ()
endif ()
# Legacy options support
option (ENABLE_COVERAGE "Build rspamd with code coverage options [default: OFF]" OFF)
option (ENABLE_OPTIMIZATION "Enable extra optimizations [default: OFF]" OFF)
option (SKIP_RELINK_RPATH "Skip relinking and full RPATH for the install tree" OFF)
option (ENABLE_FULL_DEBUG "Build rspamd with all possible debug [default: OFF]" OFF)
if(NOT CMAKE_BUILD_TYPE)
if (ENABLE_FULL_DEBUG MATCHES "ON")
set(CMAKE_BUILD_TYPE Debug CACHE STRING "" FORCE)
endif()
if (ENABLE_COVERAGE MATCHES "ON")
set(CMAKE_BUILD_TYPE Coverage CACHE STRING "" FORCE)
endif()
if (ENABLE_OPTIMIZATION MATCHES "ON")
set(CMAKE_BUILD_TYPE Release CACHE STRING "" FORCE)
endif()
endif()
if (CMAKE_CONFIGURATION_TYPES) # multiconfig generator?
set (CMAKE_CONFIGURATION_TYPES "Debug;RelWithDebInfo;Release;Coverage" CACHE STRING "" FORCE)
else()
if (NOT CMAKE_BUILD_TYPE)
if (NOT SANITIZE)
message(STATUS "Defaulting to release build.")
set(CMAKE_BUILD_TYPE Release CACHE STRING "" FORCE)
else ()
message(STATUS "Defaulting to debug build due to sanitizers being enabled.")
set(CMAKE_BUILD_TYPE Debug CACHE STRING "" FORCE)
endif ()
endif()
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY HELPSTRING "Choose the type of build")
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug;Release;Coverage")
endif()
string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UC)
message (STATUS "CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE_UC}")
set(CMAKE_C_FLAGS_COVERAGE "${CMAKE_C_FLAGS} -O1 --coverage -fno-inline -fno-default-inline -fno-inline-small-functions ${COMPILER_FAST_MATH}")
set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS} -O1 --coverage -fno-inline -fno-default-inline -fno-inline-small-functions ${COMPILER_FAST_MATH}")
if (COMPILER_GCC)
# GCC flags
set (COMPILER_DEBUG_FLAGS "-g -ggdb -g3 -ggdb3")
set (CXX_COMMON_FLAGS "")
set (CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELEASE} -O2 ${COMPILER_FAST_MATH} ${COMPILER_DEBUG_FLAGS}")
set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELEASE} -O2 ${COMPILER_FAST_MATH} ${COMPILER_DEBUG_FLAGS} ${CXX_COMMON_FLAGS}")
set (CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 ${COMPILER_FAST_MATH} -fomit-frame-pointer")
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 ${COMPILER_FAST_MATH} -fomit-frame-pointer ${CXX_COMMON_FLAGS}")
if (ENABLE_FULL_DEBUG MATCHES "ON")
if (ENABLE_ANALYZER MATCHES "ON")
# Check support of -fanalyzer
CHECK_C_COMPILER_FLAG(-fanalyzer SUPPORT_FANALYZER)
if (SUPPORT_FANALYZER)
set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -fanalyzer")
#set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fanalyzer")
endif()
endif ()
set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0 ${COMPILER_DEBUG_FLAGS}")
set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 ${COMPILER_DEBUG_FLAGS} ${CXX_COMMON_FLAGS}")
else()
set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Og ${COMPILER_DEBUG_FLAGS}")
set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Og ${COMPILER_DEBUG_FLAGS} ${CXX_COMMON_FLAGS}")
endif()
elseif (COMPILER_CLANG)
# Clang flags
set (COMPILER_DEBUG_FLAGS "-g -glldb -gdwarf-aranges -gdwarf-4")
set (CXX_COMMON_FLAGS "")
set (CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O2 -fomit-frame-pointer ${COMPILER_FAST_MATH}")
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O2 -fomit-frame-pointer ${COMPILER_FAST_MATH} ${CXX_COMMON_FLAGS}")
set (CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELEASE} -O2 ${COMPILER_FAST_MATH} ${COMPILER_DEBUG_FLAGS}")
set (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELEASE} -O2 ${COMPILER_FAST_MATH} ${COMPILER_DEBUG_FLAGS} ${CXX_COMMON_FLAGS}")
set (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0 ${COMPILER_DEBUG_FLAGS}")
set (CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 ${COMPILER_DEBUG_FLAGS} ${CXX_COMMON_FLAGS}")
endif()
if (CMAKE_BUILD_TYPE_UC MATCHES "RELEASE|RELWITHDEBINFO")
set(ENABLE_LTO_INIT ON)
else()
set(ENABLE_LTO_INIT OFF)
endif()
option(ENABLE_LTO "Build rspamd with Link Time Optimization if supported [default: ${ENABLE_LTO_INIT}]" ${ENABLE_LTO_INIT})
if (CMAKE_BUILD_TYPE_UC MATCHES "COVERAGE")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --coverage")
message (STATUS "IPO not enabled for COVERAGE build")
elseif (ENABLE_LTO)
if (${CMAKE_VERSION} VERSION_GREATER "3.9.0")
cmake_policy (SET CMP0069 NEW)
include (CheckIPOSupported)
check_ipo_supported (RESULT SUPPORT_LTO OUTPUT LTO_DIAG )
if (SUPPORT_LTO)
set (CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
message (STATUS "Enable IPO for the ${CMAKE_BUILD_TYPE} build")
else ()
message(WARNING "IPO is not supported: ${LTO_DIAG}")
endif ()
endif ()
else ()
message (STATUS "IPO not enabled for the ${CMAKE_BUILD_TYPE} build")
endif ()
if (ENABLE_STATIC_LIBCXX MATCHES "ON")
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++")
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libstdc++")
endif()
if (ENABLE_COMPILE_TIME MATCHES "ON")
set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "/usr/bin/time")
endif()
message (STATUS "Final CFLAGS: ${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
message (STATUS "Final CXXFLAGS: ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE_UC}}")
message (STATUS "Final link flags for shlib: ${CMAKE_SHARED_LINKER_FLAGS}")
message (STATUS "Final link flags for exe: ${CMAKE_EXE_LINKER_FLAGS}")
|
