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