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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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#[=======================================================================[.rst:
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FindPatch
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---------
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.. versionadded:: 3.10
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The module defines the following variables:
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``Patch_EXECUTABLE``
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Path to patch command-line executable.
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``Patch_FOUND``
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True if the patch command-line executable was found.
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The following :prop_tgt:`IMPORTED` targets are also defined:
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``Patch::patch``
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The command-line executable.
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Example usage:
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.. code-block:: cmake
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find_package(Patch)
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if(Patch_FOUND)
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message("Patch found: ${Patch_EXECUTABLE}")
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endif()
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#]=======================================================================]
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set(_doc "Patch command line executable")
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set(_patch_path )
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if(CMAKE_HOST_WIN32)
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set(_patch_path
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"$ENV{LOCALAPPDATA}/Programs/Git/bin"
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"$ENV{LOCALAPPDATA}/Programs/Git/usr/bin"
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"$ENV{APPDATA}/Programs/Git/bin"
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"$ENV{APPDATA}/Programs/Git/usr/bin"
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)
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endif()
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# First search the PATH
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find_program(Patch_EXECUTABLE
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NAME patch
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PATHS ${_patch_path}
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DOC ${_doc}
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)
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if(CMAKE_HOST_WIN32)
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# Now look for installations in Git/ directories under typical installation
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# prefixes on Windows.
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find_program(Patch_EXECUTABLE
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NAMES patch
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PATH_SUFFIXES Git/usr/bin Git/bin GnuWin32/bin
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DOC ${_doc}
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)
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endif()
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if(Patch_EXECUTABLE AND NOT TARGET Patch::patch)
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add_executable(Patch::patch IMPORTED)
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set_property(TARGET Patch::patch PROPERTY IMPORTED_LOCATION ${Patch_EXECUTABLE})
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endif()
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unset(_patch_path)
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unset(_doc)
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include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake)
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find_package_handle_standard_args(Patch
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REQUIRED_VARS Patch_EXECUTABLE)
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