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
|
# Copyright (C) Alexander Lamaison <alexander.lamaison@gmail.com>
# Copyright (C) Viktor Szakats
#
# Redistribution and use in source and binary forms,
# with or without modification, are permitted provided
# that the following conditions are met:
#
# Redistributions of source code must retain the above
# copyright notice, this list of conditions and the
# following disclaimer.
#
# Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# Neither the name of the copyright holder nor the names
# of any other contributors may be used to endorse or
# promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
# OF SUCH DAMAGE.
#
# SPDX-License-Identifier: BSD-3-Clause
set(LIBSSH2_SOVERSION 1)
set(LIBSSH2_LIBVERSION 1.0.1)
if(CRYPTO_BACKEND)
list(APPEND PRIVATE_COMPILE_DEFINITIONS ${CRYPTO_BACKEND_DEFINE})
list(APPEND PRIVATE_INCLUDE_DIRECTORIES ${CRYPTO_BACKEND_INCLUDE_DIR})
add_feature_info("Crypto backend" ON "${CRYPTO_BACKEND}")
else()
message(FATAL_ERROR "No suitable cryptography backend found.")
endif()
## Options
option(CLEAR_MEMORY "Enable clearing of memory before being freed" ON)
if(NOT CLEAR_MEMORY)
list(APPEND libssh2_DEFINITIONS "LIBSSH2_NO_CLEAR_MEMORY")
endif()
option(ENABLE_ZLIB_COMPRESSION "Use zlib for compression" OFF)
add_feature_info(Compression ENABLE_ZLIB_COMPRESSION
"using zlib for compression")
if(ENABLE_ZLIB_COMPRESSION)
find_package(ZLIB REQUIRED)
list(APPEND libssh2_INCLUDE_DIRS ${ZLIB_INCLUDE_DIRS})
list(APPEND LIBRARIES ${ZLIB_LIBRARIES})
list(APPEND LIBSSH2_PC_LIBS_PRIVATE "-lz")
list(APPEND LIBSSH2_PC_REQUIRES_PRIVATE "zlib")
if(ZLIB_FOUND)
list(APPEND libssh2_DEFINITIONS "LIBSSH2_HAVE_ZLIB")
endif()
endif()
list(APPEND LIBRARIES ${SOCKET_LIBRARIES})
if(WIN32)
list(APPEND LIBSSH2_PC_LIBS_PRIVATE "-lws2_32")
endif()
# to find generated header
list(APPEND libssh2_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR})
if(MSVC)
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /Zi /Od")
set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} /DEBUG")
endif()
## Sources
include(GNUInstallDirs)
transform_makefile_inc("Makefile.inc" "${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.cmake")
# Get 'CSOURCES' and 'HHEADERS' variables
include("${CMAKE_CURRENT_BINARY_DIR}/Makefile.inc.cmake")
set(SOURCES ${CSOURCES} ${HHEADERS})
## Library definition
# Ensure that the static library and import library filenames are different,
# when building both static and shared library. On Windows, with certain
# toolchains (e.g. MSVC) these libraries get the same by default, overwriting
# each other. MinGW is not affected.
if(WIN32 AND BUILD_STATIC_LIBS AND BUILD_SHARED_LIBS AND
NOT STATIC_LIB_SUFFIX AND NOT IMPORT_LIB_SUFFIX AND
CMAKE_STATIC_LIBRARY_SUFFIX STREQUAL CMAKE_IMPORT_LIBRARY_SUFFIX)
set(STATIC_LIB_SUFFIX "_static")
endif()
# we want it to be called libssh2 on all platforms
if(BUILD_STATIC_LIBS)
list(APPEND libssh2_export ${LIB_STATIC})
add_library(${LIB_STATIC} STATIC ${SOURCES})
add_library(${PROJECT_NAME}::${LIB_STATIC} ALIAS ${LIB_STATIC})
target_compile_definitions(${LIB_STATIC} PRIVATE ${PRIVATE_COMPILE_DEFINITIONS} ${libssh2_DEFINITIONS})
target_link_libraries(${LIB_STATIC} PRIVATE ${LIBRARIES})
set_target_properties(${LIB_STATIC} PROPERTIES
PREFIX "" OUTPUT_NAME "libssh2" SOVERSION "${LIBSSH2_SOVERSION}" VERSION "${LIBSSH2_LIBVERSION}"
SUFFIX "${STATIC_LIB_SUFFIX}${CMAKE_STATIC_LIBRARY_SUFFIX}")
target_include_directories(${LIB_STATIC}
PRIVATE "${PROJECT_SOURCE_DIR}/include/" ${libssh2_INCLUDE_DIRS} ${PRIVATE_INCLUDE_DIRECTORIES}
PUBLIC
"$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>"
"$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
endif()
if(BUILD_SHARED_LIBS)
list(APPEND libssh2_export ${LIB_SHARED})
add_library(${LIB_SHARED} SHARED ${SOURCES})
add_library(${PROJECT_NAME}::${LIB_SHARED} ALIAS ${LIB_SHARED})
if(WIN32)
set_property(TARGET ${LIB_SHARED} APPEND PROPERTY SOURCES "libssh2.rc")
endif()
target_compile_definitions(${LIB_SHARED} PRIVATE ${PRIVATE_COMPILE_DEFINITIONS} ${libssh2_DEFINITIONS} ${LIB_SHARED_DEFINITIONS})
target_compile_options(${LIB_SHARED} PRIVATE ${LIB_SHARED_C_FLAGS})
target_link_libraries(${LIB_SHARED} PRIVATE ${LIBRARIES})
set_target_properties(${LIB_SHARED} PROPERTIES
PREFIX "" OUTPUT_NAME "libssh2" SOVERSION "${LIBSSH2_SOVERSION}" VERSION "${LIBSSH2_LIBVERSION}"
IMPORT_PREFIX "" IMPORT_SUFFIX "${IMPORT_LIB_SUFFIX}${CMAKE_IMPORT_LIBRARY_SUFFIX}"
POSITION_INDEPENDENT_CODE ON)
target_include_directories(${LIB_SHARED}
PRIVATE "${PROJECT_SOURCE_DIR}/include/" ${libssh2_INCLUDE_DIRS} ${PRIVATE_INCLUDE_DIRECTORIES}
PUBLIC
"$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>"
"$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}>")
endif()
add_library(${PROJECT_NAME}::${LIB_NAME} ALIAS ${LIB_SELECTED})
add_library(${LIB_NAME} ALIAS ${LIB_SELECTED})
## Installation
install(FILES
"${PROJECT_SOURCE_DIR}/include/libssh2.h"
"${PROJECT_SOURCE_DIR}/include/libssh2_publickey.h"
"${PROJECT_SOURCE_DIR}/include/libssh2_sftp.h"
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
if(BUILD_STATIC_LIBS)
install(TARGETS ${LIB_STATIC}
EXPORT "${PROJECT_NAME}-targets"
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
endif()
if(BUILD_SHARED_LIBS)
install(TARGETS ${LIB_SHARED}
EXPORT "${PROJECT_NAME}-targets"
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
list(APPEND _RUNTIME_DEPENDENCIES $<TARGET_FILE:${LIB_SHARED}>)
endif()
set(RUNTIME_DEPENDENCIES ${_RUNTIME_DEPENDENCIES} CACHE INTERNAL
"Files that must be in the same directory as the executables at runtime.")
# Package config
## During package installation, install libssh2-targets.cmake
install(EXPORT "${PROJECT_NAME}-targets"
NAMESPACE "${PROJECT_NAME}::"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
## During build, register directly from build tree
# create libssh2-targets.cmake
export(TARGETS ${libssh2_export} NAMESPACE "${PROJECT_NAME}::" FILE "${PROJECT_NAME}-targets.cmake")
export(PACKAGE ${PROJECT_NAME}) # register it
# Generate libssh2-config.cmake into build tree and install it
configure_file("${PROJECT_SOURCE_DIR}/cmake/libssh2-config.cmake.in" "${PROJECT_NAME}-config.cmake" @ONLY)
install(
FILES "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
## Export a .pc file for client projects not using CMaek
if(LIBSSH2_PC_REQUIRES_PRIVATE)
string(REPLACE ";" "," LIBSSH2_PC_REQUIRES_PRIVATE "${LIBSSH2_PC_REQUIRES_PRIVATE}")
endif()
if(LIBSSH2_PC_LIBS_PRIVATE)
list(REMOVE_DUPLICATES LIBSSH2_PC_LIBS_PRIVATE)
string(REPLACE ";" " " LIBSSH2_PC_LIBS_PRIVATE "${LIBSSH2_PC_LIBS_PRIVATE}")
endif()
# merge the pkg-config private fields into public ones when static-only
if(BUILD_SHARED_LIBS)
set(LIBSSH2_PC_REQUIRES "")
set(LIBSSH2_PC_LIBS "")
else()
set(LIBSSH2_PC_REQUIRES "${LIBSSH2_PC_REQUIRES_PRIVATE}")
set(LIBSSH2_PC_LIBS "${LIBSSH2_PC_LIBS_PRIVATE}")
endif()
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix "\${prefix}")
set(libdir "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}")
configure_file("${PROJECT_SOURCE_DIR}/libssh2.pc.in" "libssh2.pc" @ONLY)
install(
FILES "${CMAKE_CURRENT_BINARY_DIR}/libssh2.pc"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
#
include(CMakePackageConfigHelpers)
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake"
VERSION "${LIBSSH2_VERSION_MAJOR}.${LIBSSH2_VERSION_MINOR}.${LIBSSH2_VERSION_PATCH}"
COMPATIBILITY SameMajorVersion)
install(
FILES "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake"
DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
|
