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https://github.com/ThePhD/sol2.git
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7aae1aaaaa
- Add a flag to allow size_t(-1) and similar shenanigans (SOL_ALL_INTEGER_VALUES_FIT) - Half-fix, but not fully, for #1183, #1072, #1038, #965 - Fix #1126 - Prepare for #1061
62 lines
2.3 KiB
CMake
62 lines
2.3 KiB
CMake
# # # # sol2
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# The MIT License (MIT)
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#
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# Copyright (c) 2013-2021 Rapptz, ThePhD, and contributors
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy of
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# this software and associated documentation files (the "Software"), to deal in
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# the Software without restriction, including without limitation the rights to
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# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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# the Software, and to permit persons to whom the Software is furnished to do so,
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# subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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# # # # sol2 - cmake - version matching
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include_guard(GLOBAL)
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#[[
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This is used to create a version variable. How these are used or set is up
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to the user.
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TODO: Support find_version(<VAR> SOURCE <FILE>) for parsing a version name from a header file
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TODO: Support find_version(<VAR> LIBRARY <FILE>) for .dll/.lib/.so/.dylib parsing
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]]
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function (find_version output)
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cmake_parse_arguments(ARG "" "OPTION;REGEX;COMMAND;DOC" "" ${ARGN})
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unset(version-output)
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unset(version-check)
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if (NOT ARG_OPTION)
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set(ARG_OPTION "--version")
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endif()
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if (NOT ARG_REGEX)
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set(ARG_REGEX "[^0-9]*([0-9]+)[.]([0-9]+)?[.]?([0-9]+)?[.]?([0-9]+)?.*")
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endif()
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if (ARG_COMMAND AND NOT DEFINED ${output})
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execute_process(
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COMMAND ${ARG_COMMAND} ${ARG_OPTION}
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OUTPUT_VARIABLE version-output
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ENCODING UTF-8)
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if (version-output)
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string(REGEX MATCH "${ARG_REGEX}" version-check ${version-output})
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endif()
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if (version-check)
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string(JOIN "." ${output}
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${CMAKE_MATCH_1}
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${CMAKE_MATCH_2}
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${CMAKE_MATCH_3}
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${CMAKE_MATCH_4})
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set(${output} "${${output}}" CACHE STRING "${ARG_DOC}" FORCE)
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endif()
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endif()
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endfunction()
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