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c05b7913af
Clean up codes. (+6 squashed commit) Squashed commit: [4126d9e] Update build scripts [2ee5027] Update CMake module [71da951] Update build scripts [dea8d3f] Update CMake script [92113ba] Clean up codes and update build script
120 lines
3.3 KiB
CMake
120 lines
3.3 KiB
CMake
#
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#
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# Locate pcre2
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#
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# This module accepts the following environment variables:
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#
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# PCRE2_DIR or PCRE2_ROOT - Specify the location of PCRE2
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#
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# This module defines the following CMake variables:
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#
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# PCRE2_FOUND - True if libpcre2 is found
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# PCRE2_LIBRARY - A variable pointing to the PCRE2 library
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# PCRE2_INCLUDE_DIR - Where to find the headers
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#=============================================================================
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# Inspired by FindGDAL
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See COPYING-CMAKE-SCRIPTS for more information.
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#=============================================================================
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# This makes the presumption that you are include pcre2.h like
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#
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#include "pcre2.h"
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if (DEFINED PCRE2_ROOT AND NOT PCRE2_ROOT)
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set (PCRE2_LIBRARY "" CACHE INTERNAL "")
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set (PCRE2_INCLUDE_DIR "" CACHE INTERNAL "")
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return ()
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endif (DEFINED PCRE2_ROOT AND NOT PCRE2_ROOT)
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if (UNIX AND NOT PCRE2_FOUND)
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# Use pcre2-config to obtain the library location and name, something like
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# -L/sw/lib -lpcre2-8)
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find_program (PCRE2_CONFIG pcre2-config
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HINTS
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${PCRE2_DIR}
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${PCRE2_ROOT}
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$ENV{PCRE2_DIR}
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$ENV{PCRE2_ROOT}
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PATH_SUFFIXES bin
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PATHS
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/sw # Fink
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/opt/local # DarwinPorts
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/opt/csw # Blastwave
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/opt
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/usr/local
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)
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if (PCRE2_CONFIG)
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execute_process (COMMAND ${PCRE2_CONFIG} --cflags
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE
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OUTPUT_VARIABLE PCRE2_CONFIG_CFLAGS)
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if (PCRE2_CONFIG_CFLAGS)
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string (REGEX MATCHALL "-I[^ ]+" _pcre2_dashI ${PCRE2_CONFIG_CFLAGS})
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string (REGEX REPLACE "-I" "" _pcre2_includepath "${_pcre2_dashI}")
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string (REGEX REPLACE "-I[^ ]+" "" _pcre2_cflags_other ${PCRE2_CONFIG_CFLAGS})
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endif (PCRE2_CONFIG_CFLAGS)
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execute_process (COMMAND ${PCRE2_CONFIG} --libs8
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ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE
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OUTPUT_VARIABLE PCRE2_CONFIG_LIBS)
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if (PCRE2_CONFIG_LIBS)
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string (REGEX MATCHALL "-l[^ ]+" _pcre2_dashl ${PCRE2_CONFIG_LIBS})
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string (REGEX REPLACE "-l" "" _pcre2_lib "${_pcre2_dashl}")
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string (REGEX MATCHALL "-L[^ ]+" _pcre2_dashL ${PCRE2_CONFIG_LIBS})
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string (REGEX REPLACE "-L" "" _pcre2_libpath "${_pcre2_dashL}")
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endif (PCRE2_CONFIG_LIBS)
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endif (PCRE2_CONFIG)
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endif (UNIX AND NOT PCRE2_FOUND)
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find_path (PCRE2_INCLUDE_DIR pcre2.h
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HINTS
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${_pcre2_includepath}
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${PCRE2_DIR}
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${PCRE2_ROOT}
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$ENV{PCRE2_DIR}
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$ENV{PCRE2_ROOT}
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PATH_SUFFIXES
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include/pcre2
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include/PCRE2
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include
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PATHS
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~/Library/Frameworks/pcre2.framework/Headers
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/Library/Frameworks/pcre2.framework/Headers
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/sw # Fink
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/opt/local # DarwinPorts
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/opt/csw # Blastwave
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/opt
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/usr/local
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)
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find_library (PCRE2_LIBRARY
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NAMES ${_pcre2_lib} pcre2-8 PCRE2
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HINTS
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${PCRE2_DIR}
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${PCRE2_ROOT}
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$ENV{PCRE2_DIR}
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$ENV{PCRE2_ROOT}
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${_pcre2_libpath}
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PATH_SUFFIXES lib
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PATHS
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~/Library/Frameworks/pcre2.framework
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/Library/Frameworks/pcre2.framework
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/sw
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/opt/local
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/opt/csw
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/opt
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/usr/local
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)
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include (FindPackageHandleStandardArgs)
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find_package_handle_standard_args (PCRE2 DEFAULT_MSG PCRE2_LIBRARY PCRE2_INCLUDE_DIR)
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set (PCRE2_LIBRARIES ${PCRE2_LIBRARY})
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set (PCRE2_INCLUDE_DIRS ${PCRE2_INCLUDE_DIR})
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