From 7ee5592092707da25bf8cccfe3097f0a2a4a84de Mon Sep 17 00:00:00 2001
From: "Tim E. Real" <termtech@rogers.com>
Date: Tue, 19 Oct 2010 06:28:13 +0000
Subject: See ChangeLog

---
 muse2/cmake/UsePkgConfig1.cmake | 45 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 muse2/cmake/UsePkgConfig1.cmake

(limited to 'muse2/cmake/UsePkgConfig1.cmake')

diff --git a/muse2/cmake/UsePkgConfig1.cmake b/muse2/cmake/UsePkgConfig1.cmake
new file mode 100644
index 00000000..55654d98
--- /dev/null
+++ b/muse2/cmake/UsePkgConfig1.cmake
@@ -0,0 +1,45 @@
+# - 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/bin /usr/local/bin )
+
+MACRO(PKGCONFIG _package _minVersion _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 ${_package} --atleast-version=${_minVersion} RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )
+#    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 ${_include_DIR} )
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable=libdir OUTPUT_VARIABLE ${_link_DIR} )
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --libs OUTPUT_VARIABLE ${_link_FLAGS} )
+
+      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --cflags OUTPUT_VARIABLE ${_cflags} )
+
+    ENDIF(NOT _return_VALUE)
+
+  ENDIF(PKGCONFIG_EXECUTABLE)
+
+ENDMACRO(PKGCONFIG _include_DIR _link_DIR _link_FLAGS _cflags)
+
+MARK_AS_ADVANCED(PKGCONFIG_EXECUTABLE)
-- 
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