summaryrefslogtreecommitdiff
path: root/src/CMakeLists.txt
blob: 72ec410fcaeab6d31b943323874215caa25a6107 (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
# The main libgit2 source tree: this CMakeLists.txt identifies platform
# support and includes the subprojects that make up core libgit2 support.

#
# Optional build configuration settings
#

if(DEPRECATE_HARD)
        add_definitions(-DGIT_DEPRECATE_HARD)
endif()

if(USE_LEAK_CHECKER STREQUAL "valgrind")
	add_definitions(-DVALGRIND)
endif()

#
# Optional debugging functionality
#

if(DEBUG_POOL)
	set(GIT_DEBUG_POOL 1)
endif()
add_feature_info(debugpool GIT_DEBUG_POOL "debug pool allocator")

if(DEBUG_STRICT_ALLOC)
	set(GIT_DEBUG_STRICT_ALLOC 1)
endif()
add_feature_info(debugalloc GIT_DEBUG_STRICT_ALLOC "debug strict allocators")

if(DEBUG_STRICT_OPEN)
	set(GIT_DEBUG_STRICT_OPEN 1)
endif()
add_feature_info(debugopen GIT_DEBUG_STRICT_OPEN "path validation in open")

#
# Optional feature enablement
#

include(SelectGSSAPI)
include(SelectHTTPSBackend)
include(SelectHashes)
include(SelectHTTPParser)
include(SelectRegex)
include(SelectSSH)
include(SelectWinHTTP)
include(SelectZlib)

#
# Platform support
#

# futimes/futimens

if(HAVE_FUTIMENS)
	set(GIT_USE_FUTIMENS 1)
endif ()
add_feature_info(futimens GIT_USE_FUTIMENS "futimens support")

# qsort

check_prototype_definition(qsort_r
	"void qsort_r(void *base, size_t nmemb, size_t size, void *thunk, int (*compar)(void *, const void *, const void *))"
	"" "stdlib.h" GIT_QSORT_R_BSD)

check_prototype_definition(qsort_r
	"void qsort_r(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *, void *), void *arg)"
	"" "stdlib.h" GIT_QSORT_R_GNU)

check_function_exists(qsort_s GIT_QSORT_S)

# determine architecture of the machine

if(CMAKE_SIZEOF_VOID_P EQUAL 8)
	set(GIT_ARCH_64 1)
elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
	set(GIT_ARCH_32 1)
elseif(CMAKE_SIZEOF_VOID_P)
	message(FATAL_ERROR "Unsupported architecture (pointer size is ${CMAKE_SIZEOF_VOID_P} bytes)")
else()
	message(FATAL_ERROR "Unsupported architecture (CMAKE_SIZEOF_VOID_P is unset)")
endif()

# nanosecond mtime/ctime support

if(USE_NSEC)
	set(GIT_USE_NSEC 1)
endif()

# high-resolution stat support

if(HAVE_STRUCT_STAT_ST_MTIM)
	set(GIT_USE_STAT_MTIM 1)
elseif(HAVE_STRUCT_STAT_ST_MTIMESPEC)
	set(GIT_USE_STAT_MTIMESPEC 1)
elseif(HAVE_STRUCT_STAT_ST_MTIME_NSEC)
	set(GIT_USE_STAT_MTIME_NSEC 1)
endif()

# realtime support

check_library_exists(rt clock_gettime "time.h" NEED_LIBRT)
if(NEED_LIBRT)
	list(APPEND LIBGIT2_SYSTEM_LIBS rt)
	list(APPEND LIBGIT2_PC_LIBS "-lrt")
endif()

# platform libraries

if(WIN32)
	list(APPEND LIBGIT2_SYSTEM_LIBS ws2_32)
endif()

if(CMAKE_SYSTEM_NAME MATCHES "(Solaris|SunOS)")
	list(APPEND LIBGIT2_SYSTEM_LIBS socket nsl)
	list(APPEND LIBGIT2_PC_LIBS "-lsocket" "-lnsl")
endif()

if(CMAKE_SYSTEM_NAME MATCHES "Haiku")
	list(APPEND LIBGIT2_SYSTEM_LIBS network)
	list(APPEND LIBGIT2_PC_LIBS "-lnetwork")
endif()

if(AMIGA)
	add_definitions(-DNO_ADDRINFO -DNO_READDIR_R -DNO_MMAP)
endif()

# threads

if(USE_THREADS)
	if(NOT WIN32)
		find_package(Threads REQUIRED)
		list(APPEND LIBGIT2_SYSTEM_LIBS ${CMAKE_THREAD_LIBS_INIT})
		list(APPEND LIBGIT2_PC_LIBS ${CMAKE_THREAD_LIBS_INIT})
	endif()

	set(GIT_THREADS 1)
endif()
add_feature_info(threadsafe USE_THREADS "threadsafe support")

#
# Optional bundled features
#

# ntlmclient
if(USE_NTLMCLIENT)
	set(GIT_NTLM 1)
	add_subdirectory("${PROJECT_SOURCE_DIR}/deps/ntlmclient" "${PROJECT_BINARY_DIR}/deps/ntlmclient")
	list(APPEND LIBGIT2_DEPENDENCY_INCLUDES "${PROJECT_SOURCE_DIR}/deps/ntlmclient")
	list(APPEND LIBGIT2_DEPENDENCY_OBJECTS "$<TARGET_OBJECTS:ntlmclient>")
endif()
add_feature_info(ntlmclient GIT_NTLM "NTLM authentication support for Unix")

#
# Optional external dependencies

# iconv
if(USE_ICONV)
	find_package(Iconv)
endif()
if(ICONV_FOUND)
	set(GIT_USE_ICONV 1)
	list(APPEND LIBGIT2_SYSTEM_INCLUDES ${ICONV_INCLUDE_DIR})
	list(APPEND LIBGIT2_SYSTEM_LIBS ${ICONV_LIBRARIES})
	list(APPEND LIBGIT2_PC_LIBS ${ICONV_LIBRARIES})
endif()
add_feature_info(iconv GIT_USE_ICONV "iconv encoding conversion support")

#
# Configure support
#

configure_file(features.h.in git2/sys/features.h)

#
# Include child projects
#

add_subdirectory(libgit2)
add_subdirectory(util)

if(BUILD_CLI)
	add_subdirectory(cli)
endif()

# re-export these to the root so that peer projects (tests, fuzzers,
# examples) can use them
set(LIBGIT2_INCLUDES ${LIBGIT2_INCLUDES} PARENT_SCOPE)
set(LIBGIT2_OBJECTS ${LIBGIT2_OBJECTS} PARENT_SCOPE)
set(LIBGIT2_DEPENDENCY_INCLUDES ${LIBGIT2_DEPENDENCY_INCLUDES} PARENT_SCOPE)
set(LIBGIT2_DEPENDENCY_OBJECTS ${LIBGIT2_DEPENDENCY_OBJECTS} PARENT_SCOPE)
set(LIBGIT2_SYSTEM_INCLUDES ${LIBGIT2_SYSTEM_INCLUDES} PARENT_SCOPE)
set(LIBGIT2_SYSTEM_LIBS ${LIBGIT2_SYSTEM_LIBS} PARENT_SCOPE)