qt5base-lts/cmake/FindWrapSystemPCRE2.cmake
Jonas Kvinge 1007aac63a Fix check for pcre2 using cmake
When PCRE2 is compiled using cmake, a pcre2 cmake file is installed
and Qt fails to configure because components isn't specified for
find_package.
In recent PCRE2 releases components needs to be specified for
find_package.

Fixes: QTBUG-102358
Pick-to: 6.2 6.3
Change-Id: Ib842b2c4b1c0bf38aa5da5475eaa2b3c56c6b822
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-04-08 13:03:30 +02:00

60 lines
1.9 KiB
CMake

if(TARGET WrapSystemPCRE2::WrapSystemPCRE2)
set(WrapSystemPCRE2_FOUND TRUE)
return()
endif()
set(WrapSystemPCRE2_REQUIRED_VARS __pcre2_found)
find_package(PCRE2 COMPONENTS 16BIT ${${CMAKE_FIND_PACKAGE_NAME}_FIND_VERSION} CONFIG QUIET)
set(__pcre2_target_name "PCRE2::pcre2-16")
if(PCRE2_FOUND AND TARGET "${__pcre2_target_name}")
# Hunter case.
set(__pcre2_found TRUE)
if(PCRE2_VERSION)
set(WrapSystemPCRE2_VERSION "${PCRE2_VERSION}")
endif()
endif()
if(NOT __pcre2_found)
list(PREPEND WrapSystemPCRE2_REQUIRED_VARS PCRE2_LIBRARIES PCRE2_INCLUDE_DIRS)
find_package(PkgConfig QUIET)
pkg_check_modules(PC_PCRE2 QUIET libpcre2-16)
find_path(PCRE2_INCLUDE_DIRS
NAMES pcre2.h
HINTS ${PC_PCRE2_INCLUDEDIR})
find_library(PCRE2_LIBRARY_RELEASE
NAMES pcre2-16
HINTS ${PC_PCRE2_LIBDIR})
find_library(PCRE2_LIBRARY_DEBUG
NAMES pcre2-16d pcre2-16
HINTS ${PC_PCRE2_LIBDIR})
include(SelectLibraryConfigurations)
select_library_configurations(PCRE2)
if(PC_PCRE2_VERSION)
set(WrapSystemPCRE2_VERSION "${PC_PCRE2_VERSION}")
endif()
if (PCRE2_LIBRARIES AND PCRE2_INCLUDE_DIRS)
set(__pcre2_found TRUE)
endif()
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(WrapSystemPCRE2
REQUIRED_VARS ${WrapSystemPCRE2_REQUIRED_VARS}
VERSION_VAR WrapSystemPCRE2_VERSION)
if(WrapSystemPCRE2_FOUND)
add_library(WrapSystemPCRE2::WrapSystemPCRE2 INTERFACE IMPORTED)
if(TARGET "${__pcre2_target_name}")
target_link_libraries(WrapSystemPCRE2::WrapSystemPCRE2 INTERFACE "${__pcre2_target_name}")
else()
target_link_libraries(WrapSystemPCRE2::WrapSystemPCRE2 INTERFACE ${PCRE2_LIBRARIES})
target_include_directories(WrapSystemPCRE2::WrapSystemPCRE2 INTERFACE ${PCRE2_INCLUDE_DIRS})
endif()
endif()
unset(__pcre2_target_name)
unset(__pcre2_found)