60 lines
2.6 KiB
CMake
60 lines
2.6 KiB
CMake
#
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# Copyright (c) 2008-2020 the Urho3D project.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, 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
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# all 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,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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#
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# Get Urho3D library revision number
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# Use the same commit-ish used by CI server to describe the repository
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if (DEFINED ENV{TRAVIS_COMMIT})
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set (ARG $ENV{TRAVIS_COMMIT})
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elseif (DEFINED ENV{APPVEYOR})
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set (ARG $ENV{APPVEYOR_REPO_COMMIT})
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else ()
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set (ARG --dirty)
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endif ()
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execute_process (COMMAND git describe ${ARG} RESULT_VARIABLE GIT_EXIT_CODE OUTPUT_VARIABLE LIB_REVISION ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (NOT GIT_EXIT_CODE EQUAL 0)
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# No GIT command line tool or not a GIT repository
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set (LIB_REVISION Unversioned)
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endif ()
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if (FILENAME)
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# Output complete revision number to a file
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file (WRITE ${FILENAME} "const char* revision=\"${LIB_REVISION}\";\n")
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else ()
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# Output just major.minor.patch number to stdout
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string (REGEX MATCH "[^.]+\\.[^-]+" VERSION ${LIB_REVISION}) # Assume release tag always has major.minor format with possible pre-release identifier
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if (VERSION)
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string (REGEX MATCH "${VERSION}-([A-Z]+)" PRE_ID ${LIB_REVISION}) # Workaround as CMake's regex does not support look around
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if (PRE_ID)
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set (VERSION ${VERSION}-${CMAKE_MATCH_1})
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endif ()
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string (REGEX MATCH "${VERSION}-([^-]+)" PATCH ${LIB_REVISION}) # Subsequent commits count after a release tag is treated as patch number
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if (PATCH)
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set (VERSION ${VERSION}.${CMAKE_MATCH_1})
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else ()
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set (VERSION ${VERSION}.0)
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endif ()
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else ()
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set (VERSION 0.0.0)
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endif ()
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execute_process (COMMAND ${CMAKE_COMMAND} -E echo ${VERSION})
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endif ()
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