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
|
#.rst:
# .. command:: generate_compatibility_version_file
#
# Create a version file for a project::
#
# generate_compatibility_version_file(<filename>
# [VERSION <major.minor.patch>]
# COMPATIBILITY <AnyNewerVersion|SameMajorVersion|ExactVersion>
# [C_ABI]
# [CXX_LAYOUT]
# [CXX_ABI])
#=============================================================================
# Copyright 2015 Sensics, Inc. <rylie@ryliepavlik.com>
# Copyright 2012 Alexander Neundorf <neundorf@kde.org>
#
# Distributed under the OSI-approved BSD License (the "License");
# see below.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#
# SPDX-License-Identifier: BSD-3-Clause
#=============================================================================
#
# 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 names of Kitware, Inc., the Insight Software Consortium,
# nor the names of their 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
# HOLDER 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.
#=============================================================================
include(CMakeParseArguments)
include(CMakePackageConfigHelpers)
set(GCVF_DIR "${CMAKE_CURRENT_LIST_DIR}" CACHE INTERNAL "" FORCE)
function(generate_compatibility_version_file _filename)
set(options C_ABI CXX_LAYOUT CXX_ABI)
set(oneValueArgs VERSION COMPATIBILITY )
set(multiValueArgs )
cmake_parse_arguments(GCVF "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
if(GCVF_UNPARSED_ARGUMENTS)
message(FATAL_ERROR "Unknown keywords given to generate_compatibility_version_file(): ${GCVF_UNPARSED_ARGUMENTS}")
endif()
set(versionTemplateFile "${CMAKE_ROOT}/Modules/BasicConfigVersion-${GCVF_COMPATIBILITY}.cmake.in")
if(NOT EXISTS "${versionTemplateFile}")
message(FATAL_ERROR "Bad COMPATIBILITY value used for generate_compatibility_version_file(): \"${GCVF_COMPATIBILITY}\"")
endif()
if(GCVF_CXX_ABI)
set(GCVF_CXX_LAYOUT TRUE)
endif()
if(GCVF_CXX_LAYOUT)
set(GCVF_C_ABI TRUE)
endif()
if("${GCVF_VERSION}" STREQUAL "")
if("${PROJECT_VERSION}" STREQUAL "")
message(FATAL_ERROR "No VERSION specified for generate_compatibility_version_file()")
else()
set(GCVF_VERSION ${PROJECT_VERSION})
endif()
endif()
set(GCVF_WIN_CXXLAYOUT)
if(MSVC)
set(GCVF_WIN_CXXLAYOUT "MSVC")
elseif(MINGW)
set(GCVF_WIN_CXXLAYOUT "MinGW")
elseif(WIN32)
set(GCVF_WIN_CXXLAYOUT "other")
endif()
set(PREV_FILE "${_filename}.cmakeversion")
write_basic_package_version_file("${PREV_FILE}" VERSION ${GCVF_VERSION} COMPATIBILITY ${GCVF_COMPATIBILITY})
set(GCVF_BASIC TRUE)
foreach(level BASIC C_ABI CXX_LAYOUT CXX_ABI)
if(GCVF_${level})
file(READ "${PREV_FILE}" GCVF_PREVIOUS_FILE)
set(PREV_FILE "${_filename}.${level}")
configure_file("${GCVF_DIR}/CompatibilityVersionFile-${level}.cmake.in" "${PREV_FILE}" @ONLY)
endif()
endforeach()
configure_file("${PREV_FILE}" "${_filename}" COPYONLY)
endfunction()
|
