1 files changed, 61 insertions, 0 deletions
diff --git a/modules/UsePkgConfig.cmake b/modules/UsePkgConfig.cmake
new file mode 100644
index 00000000..8d6e0d34
--- /dev/null
+++ b/modules/UsePkgConfig.cmake
@@ -0,0 +1,61 @@
+
+# THIS IS A SLIGHTLY ENHANCED COPY OVER THE ONE OF CMAKE 2.4.7. DO NOT MODIFY IT FURTHER
+
+# - pkg-config module for CMake
+#
+# Defines the following macros:
+#
+# PKGCONFIG(package includedir libdir linkflags cflags)
+#
+# Calling PKGCONFIG will fill the desired information into the 4 given arguments,
+# e.g. PKGCONFIG(libart-2.0 LIBART_INCLUDE_DIR LIBART_LINK_DIR LIBART_LINK_FLAGS LIBART_CFLAGS)
+# if pkg-config was NOT found or the specified software package doesn't exist, the
+# variable will be empty when the function returns, otherwise they will contain the respective information
+#
+
+FIND_PROGRAM(PKGCONFIG_EXECUTABLE NAMES pkg-config PATHS /usr/local/bin )
+
+MACRO(PKGCONFIG _package _include_DIR _link_DIR _link_FLAGS _cflags)
+# reset the variables at the beginning
+  SET(${_include_DIR})
+  SET(${_link_DIR})
+  SET(${_link_FLAGS})
+  SET(${_cflags})
+
+  # if pkg-config has been found
+  IF(PKGCONFIG_EXECUTABLE)
+
+    EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --exists RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )
+
+    # and if the package of interest also exists for pkg-config, then get the information
+    IF(NOT _return_VALUE)
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable=includedir 
+        OUTPUT_VARIABLE ${_include_DIR} )
+      string(REGEX REPLACE "[\r\n]" " " ${_include_DIR} "${${_include_DIR}}")
+    
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable=libdir 
+        OUTPUT_VARIABLE ${_link_DIR} )
+      string(REGEX REPLACE "[\r\n]" " " ${_link_DIR} "${${_link_DIR}}")
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --libs 
+        OUTPUT_VARIABLE ${_link_FLAGS} )
+      string(REGEX REPLACE "[\r\n]" " " ${_link_FLAGS} "${${_link_FLAGS}}")
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --cflags 
+        OUTPUT_VARIABLE ${_cflags} )
+      string(REGEX REPLACE "[\r\n]" " " ${_cflags} "${${_cflags}}")
+
+    ELSE( NOT _return_VALUE)
+
+      MESSAGE(STATUS "KDE CMake PKGCONFIG macro indicates that ${_package} is not installed on your computer.")
+      MESSAGE(STATUS "Install the package which contains ${_package}.pc if you want to support this feature.")	    
+
+    ENDIF(NOT _return_VALUE)
+
+  ENDIF(PKGCONFIG_EXECUTABLE)
+
+ENDMACRO(PKGCONFIG _include_DIR _link_DIR _link_FLAGS _cflags)
+
+MARK_AS_ADVANCED(PKGCONFIG_EXECUTABLE)