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Added if () block to avoid script variables set to NOT-Found being used in searching

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git-svn-id: http://svn.openscenegraph.org/osg/OpenSceneGraph/trunk@14624 16af8721-9629-0410-8352-f15c8da7e697
This commit is contained in:
Robert Osfield 2014-12-19 08:27:30 +00:00
parent a03ec99005
commit dfc02b78bf
1 changed files with 53 additions and 47 deletions
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100
CMakeModules/FindGLIB.cmake
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@ -83,54 +83,60 @@ else()
)
endif()
set(GLIB_INCLUDE_DIRS ${GLIB_INCLUDE_DIR} ${GLIBCONFIG_INCLUDE_DIR})
if (GLIBCONFIG_INCLUDE_DIR)
# Version detection
file(READ "${GLIBCONFIG_INCLUDE_DIR}/glibconfig.h" GLIBCONFIG_H_CONTENTS)
string(REGEX MATCH "#define GLIB_MAJOR_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MAJOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define GLIB_MINOR_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MINOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define GLIB_MICRO_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MICRO "${CMAKE_MATCH_1}")
set(GLIB_VERSION "${GLIB_VERSION_MAJOR}.${GLIB_VERSION_MINOR}.${GLIB_VERSION_MICRO}")
set(GLIB_INCLUDE_DIRS ${GLIB_INCLUDE_DIR} ${GLIBCONFIG_INCLUDE_DIR})
# Additional Glib components. We only look for libraries, as not all of them
# have corresponding headers and all headers are installed alongside the main
# glib ones.
foreach (_component ${GLIB_FIND_COMPONENTS})
if (${_component} STREQUAL "gio")
find_library(GLIB_GIO_LIBRARIES NAMES gio-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GIO_LIBRARIES)
elseif (${_component} STREQUAL "gobject")
find_library(GLIB_GOBJECT_LIBRARIES NAMES gobject-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GOBJECT_LIBRARIES)
elseif (${_component} STREQUAL "gmodule")
find_library(GLIB_GMODULE_LIBRARIES NAMES gmodule-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GMODULE_LIBRARIES)
elseif (${_component} STREQUAL "gthread")
find_library(GLIB_GTHREAD_LIBRARIES NAMES gthread-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GTHREAD_LIBRARIES)
elseif (${_component} STREQUAL "gio-unix")
# gio-unix is compiled as part of the gio library, but the include paths
# are separate from the shared glib ones. Since this is currently only used
# by WebKitGTK+ we don't go to extraordinary measures beyond pkg-config.
pkg_check_modules(GIO_UNIX QUIET gio-unix-2.0)
endif ()
endforeach ()
# Version detection
file(READ "${GLIBCONFIG_INCLUDE_DIR}/glibconfig.h" GLIBCONFIG_H_CONTENTS)
string(REGEX MATCH "#define GLIB_MAJOR_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MAJOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define GLIB_MINOR_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MINOR "${CMAKE_MATCH_1}")
string(REGEX MATCH "#define GLIB_MICRO_VERSION ([0-9]+)" _dummy "${GLIBCONFIG_H_CONTENTS}")
set(GLIB_VERSION_MICRO "${CMAKE_MATCH_1}")
set(GLIB_VERSION "${GLIB_VERSION_MAJOR}.${GLIB_VERSION_MINOR}.${GLIB_VERSION_MICRO}")
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLIB REQUIRED_VARS GLIB_INCLUDE_DIRS GLIB_LIBRARIES ${ADDITIONAL_REQUIRED_VARS}
VERSION_VAR GLIB_VERSION)
# Additional Glib components. We only look for libraries, as not all of them
# have corresponding headers and all headers are installed alongside the main
# glib ones.
foreach (_component ${GLIB_FIND_COMPONENTS})
if (${_component} STREQUAL "gio")
find_library(GLIB_GIO_LIBRARIES NAMES gio-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GIO_LIBRARIES)
elseif (${_component} STREQUAL "gobject")
find_library(GLIB_GOBJECT_LIBRARIES NAMES gobject-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GOBJECT_LIBRARIES)
elseif (${_component} STREQUAL "gmodule")
find_library(GLIB_GMODULE_LIBRARIES NAMES gmodule-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GMODULE_LIBRARIES)
elseif (${_component} STREQUAL "gthread")
find_library(GLIB_GTHREAD_LIBRARIES NAMES gthread-2.0 HINTS ${_GLIB_LIBRARY_DIR})
set(ADDITIONAL_REQUIRED_VARS ${ADDITIONAL_REQUIRED_VARS} GLIB_GTHREAD_LIBRARIES)
elseif (${_component} STREQUAL "gio-unix")
# gio-unix is compiled as part of the gio library, but the include paths
# are separate from the shared glib ones. Since this is currently only used
# by WebKitGTK+ we don't go to extraordinary measures beyond pkg-config.
pkg_check_modules(GIO_UNIX QUIET gio-unix-2.0)
endif ()
endforeach ()
mark_as_advanced(
GLIBCONFIG_INCLUDE_DIR
GLIB_GIO_LIBRARIES
GLIB_GIO_UNIX_LIBRARIES
GLIB_GMODULE_LIBRARIES
GLIB_GOBJECT_LIBRARIES
GLIB_GTHREAD_LIBRARIES
GLIB_INCLUDE_DIR
GLIB_INCLUDE_DIRS
GLIB_LIBRARIES
)
include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLIB REQUIRED_VARS GLIB_INCLUDE_DIRS GLIB_LIBRARIES ${ADDITIONAL_REQUIRED_VARS}
VERSION_VAR GLIB_VERSION)
mark_as_advanced(
GLIBCONFIG_INCLUDE_DIR
GLIB_GIO_LIBRARIES
GLIB_GIO_UNIX_LIBRARIES
GLIB_GMODULE_LIBRARIES
GLIB_GOBJECT_LIBRARIES
GLIB_GTHREAD_LIBRARIES
GLIB_INCLUDE_DIR
GLIB_INCLUDE_DIRS
GLIB_LIBRARIES
)
else()
endif ()