forked from bartvdbraak/blender
3e101759b1
This is an old convention that hasn't been used by Blender or CMake distributed Find* files for a long time.
93 lines
2.2 KiB
CMake
93 lines
2.2 KiB
CMake
# - Find GMP library
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# Find the native GMP includes and library
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# This module defines
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# GMP_INCLUDE_DIRS, where to find gmp.h, Set when
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# GMP_INCLUDE_DIR is found.
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# GMP_LIBRARIES, libraries to link against to use GMP.
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# GMP_ROOT_DIR, The base directory to search for GMP.
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# This can also be an environment variable.
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# GMP_FOUND, If false, do not try to use GMP.
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#
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# also defined, but not for general use are
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# GMP_LIBRARY, where to find the GMP library.
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#=============================================================================
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# Copyright 2011 Blender Foundation.
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#
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# Distributed under the OSI-approved BSD 3-Clause License,
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# see accompanying file BSD-3-Clause-license.txt for details.
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#=============================================================================
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# If GMP_ROOT_DIR was defined in the environment, use it.
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IF(NOT GMP_ROOT_DIR AND NOT $ENV{GMP_ROOT_DIR} STREQUAL "")
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SET(GMP_ROOT_DIR $ENV{GMP_ROOT_DIR})
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ENDIF()
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SET(_gmp_SEARCH_DIRS
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${GMP_ROOT_DIR}
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/opt/lib/gmp
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)
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FIND_PATH(GMP_INCLUDE_DIR
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NAMES
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gmp.h
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HINTS
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${_gmp_SEARCH_DIRS}
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PATH_SUFFIXES
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include/gmp
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)
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FIND_PATH(GMPXX_INCLUDE_DIR
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NAMES
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gmpxx.h
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HINTS
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${_gmp_SEARCH_DIRS}
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PATH_SUFFIXES
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include/gmp
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)
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FIND_LIBRARY(GMP_LIBRARY
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NAMES
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gmp
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HINTS
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${_gmp_SEARCH_DIRS}
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PATH_SUFFIXES
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lib64 lib
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)
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FIND_LIBRARY(GMPXX_LIBRARY
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NAMES
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gmpxx
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HINTS
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${_gmp_SEARCH_DIRS}
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PATH_SUFFIXES
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lib64 lib
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)
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if(GMP_INCLUDE_DIR)
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SET(_version_regex "^#define[ \t]+__GNU_MP_VERSION[ \t]+\"([^\"]+)\".*")
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file(STRINGS "${GMP_INCLUDE_DIR}/gmp.h"
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GMP_VERSION REGEX "${_version_regex}")
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string(REGEX REPLACE "${_version_regex}" "\\1"
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GMP_VERSION "${GMP_VERSION}")
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unset(_version_regex)
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endif()
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# handle the QUIETLY and REQUIRED arguments and set GMP_FOUND to TRUE if
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# all listed variables are TRUE
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(GMP DEFAULT_MSG
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GMP_LIBRARY GMPXX_LIBRARY GMP_INCLUDE_DIR GMPXX_INCLUDE_DIR)
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IF(GMP_FOUND)
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SET(GMP_LIBRARIES ${GMPXX_LIBRARY} ${GMP_LIBRARY})
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SET(GMP_INCLUDE_DIRS ${GMP_INCLUDE_DIR} ${GMPXX_INCLUDE_DIR})
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ENDIF()
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MARK_AS_ADVANCED(
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GMP_INCLUDE_DIR
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GMP_LIBRARY
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GMPXX_INCLUDE_DIR
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GMPXX_LIBRARY
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)
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