blender/build_files/cmake/Modules/FindPCRE.cmake
Ray Molenkamp 8b41cd5b96 FIX: linker error with a 'make deps' library set and opencollada enabled.
PCRE_LIBRARIES was not being set if the pcre library was found but not the headers.
2018-09-17 18:06:02 -06:00

73 lines
2.1 KiB
CMake

# - Find PCRE library
# Find the native PCRE includes and library
# This module defines
# PCRE_INCLUDE_DIRS, where to find pcre.h, Set when
# PCRE_INCLUDE_DIR is found.
# PCRE_LIBRARIES, libraries to link against to use PCRE.
# PCRE_ROOT_DIR, The base directory to search for PCRE.
# This can also be an environment variable.
# PCRE_FOUND, If false, do not try to use PCRE.
#
# also defined, but not for general use are
# PCRE_LIBRARY, where to find the PCRE library.
#=============================================================================
# Copyright 2011 Blender Foundation.
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
# If PCRE_ROOT_DIR was defined in the environment, use it.
IF(NOT PCRE_ROOT_DIR AND NOT $ENV{PCRE_ROOT_DIR} STREQUAL "")
SET(PCRE_ROOT_DIR $ENV{PCRE_ROOT_DIR})
ENDIF()
SET(_pcre_SEARCH_DIRS
${PCRE_ROOT_DIR}
/usr/local
/sw # Fink
/opt/local # DarwinPorts
)
FIND_PATH(PCRE_INCLUDE_DIR pcre.h
HINTS
${_pcre_SEARCH_DIRS}
PATH_SUFFIXES
include
)
FIND_LIBRARY(PCRE_LIBRARY
NAMES
pcre
HINTS
${_pcre_SEARCH_DIRS}
PATH_SUFFIXES
lib64 lib
)
# handle the QUIETLY and REQUIRED arguments and set PCRE_FOUND to TRUE if
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(PCRE DEFAULT_MSG
PCRE_LIBRARY PCRE_INCLUDE_DIR)
# With 'make deps' precompiled libs, opencollada ships with a copy of libpcre
# but not the headers, ${PCRE_LIBRARY} will be valid in this case
# but PCRE_FOUND will be FALSE. So we set this variable outside of
# the IF(PCRE_FOUND) below to allow blender to successfully link.
SET(PCRE_LIBRARIES ${PCRE_LIBRARY})
IF(PCRE_FOUND)
SET(PCRE_INCLUDE_DIRS ${PCRE_INCLUDE_DIR})
ENDIF(PCRE_FOUND)
MARK_AS_ADVANCED(
PCRE_INCLUDE_DIR
PCRE_LIBRARY
)