From b0ffd9f0a5278f2ef81a267af3c8f72ab8d0f7c2 Mon Sep 17 00:00:00 2001
From: Timo Dritschler <timo.dritschler@kit.edu>
Date: Fri, 10 Apr 2015 19:02:25 +0200
Subject: Heavily changed cmake build scripts Added gi-introspection module to
 build chain

---
 common/cmake/PkgConfigVars.cmake | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 common/cmake/PkgConfigVars.cmake

(limited to 'common/cmake/PkgConfigVars.cmake')

diff --git a/common/cmake/PkgConfigVars.cmake b/common/cmake/PkgConfigVars.cmake
new file mode 100644
index 0000000..f295457
--- /dev/null
+++ b/common/cmake/PkgConfigVars.cmake
@@ -0,0 +1,30 @@
+# - determine variables defined in pkg-config files
+#
+# Usage:
+#   pkg_check_variable(<PKG_NAME> <VARIABLE_NAME>)
+#
+# Checks for a variable in the given package and translates to a call such as
+# `pkg-config --variable=<VARIABLE_NAME> <PKG_NAME>`. The output is a cached
+# variable named
+#
+#   <PKG_NAME>_<VARIABLE_NAME>
+#
+# Note that both names are uppercased and any dashes replaced by underscores.
+#
+
+find_package(PkgConfig REQUIRED)
+
+function(pkg_check_variable _pkg _name)
+    string(TOUPPER ${_pkg} _pkg_upper)
+    string(TOUPPER ${_name} _name_upper)
+    string(REPLACE "-" "_" _pkg_upper ${_pkg_upper})
+    string(REPLACE "-" "_" _name_upper ${_name_upper})
+    set(_output_name "${_pkg_upper}_${_name_upper}")
+
+    execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=${_name} ${_pkg}
+                    OUTPUT_VARIABLE _pkg_result
+                    OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+    set("${_output_name}" "${_pkg_result}" CACHE STRING "pkg-config variable
+    ${_name} of ${_pkg}")
+endfunction()
-- 
cgit v1.2.3