From 6451a495637c6e3047a5a56573cffc6e3de9a515 Mon Sep 17 00:00:00 2001
From: Alessandro Ghedini <al3xbio@gmail.com>
Date: Wed, 19 Oct 2011 10:56:04 +0200
Subject: Imported Upstream version 0.2+gitdfdad95

---
 cmake/vala/ValaVersion.cmake | 96 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 cmake/vala/ValaVersion.cmake

(limited to 'cmake/vala/ValaVersion.cmake')

diff --git a/cmake/vala/ValaVersion.cmake b/cmake/vala/ValaVersion.cmake
new file mode 100644
index 0000000..3fff193
--- /dev/null
+++ b/cmake/vala/ValaVersion.cmake
@@ -0,0 +1,96 @@
+##
+# Copyright 2009-2010 Jakob Westhoff. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+# 
+#    1. Redistributions of source code must retain the above copyright notice,
+#       this list of conditions and the following disclaimer.
+# 
+#    2. Redistributions in binary form must reproduce the above copyright notice,
+#       this list of conditions and the following disclaimer in the documentation
+#       and/or other materials provided with the distribution.
+# 
+# THIS SOFTWARE IS PROVIDED BY JAKOB WESTHOFF ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+# EVENT SHALL JAKOB WESTHOFF OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# 
+# The views and conclusions contained in the software and documentation are those
+# of the authors and should not be interpreted as representing official policies,
+# either expressed or implied, of Jakob Westhoff
+##
+
+include(ParseArguments)
+find_package(Vala REQUIRED)
+
+##
+# Ensure a certain valac version is available
+#
+# The initial argument is the version to check for
+# 
+# It may be followed by a optional parameter to specifiy a version range. The
+# following options are valid:
+# 
+# EXACT
+#   Vala needs to be available in the exact version given
+# 
+# MINIMUM
+#   The provided version is the minimum version. Therefore Vala needs to be
+#   available in the given version or any higher version
+#
+# MAXIMUM
+#   The provided version is the maximum. Therefore Vala needs to be available
+#   in the given version or any version older than this
+#
+# If no option is specified the version will be treated as a minimal version.
+##
+macro(ensure_vala_version version)
+    parse_arguments(ARGS "" "MINIMUM;MAXIMUM;EXACT" ${ARGN})
+	set(compare_message "")
+	set(error_message "")
+	if(ARGS_MINIMUM)
+		set(compare_message "a minimum ")
+		set(error_message "or greater ")
+	elseif(ARGS_MAXIMUM)
+		set(compare_message "a maximum ")
+		set(error_message "or less ")
+	endif(ARGS_MINIMUM)
+	
+	message(STATUS 
+		"checking for ${compare_message}Vala version of ${version}"
+	)
+
+	unset(version_accepted)
+	
+	# MINIMUM is the default if no option is specified
+	if(ARGS_EXACT)
+		if(${VALA_VERSION} VERSION_EQUAL ${version} )
+			set(version_accepted TRUE)	
+		endif(${VALA_VERSION} VERSION_EQUAL ${version})
+	elseif(ARGS_MAXIMUM)
+		if(${VALA_VERSION} VERSION_LESS ${version} OR ${VALA_VERSION} VERSION_EQUAL ${version})
+			set(version_accepted TRUE)	
+		endif(${VALA_VERSION} VERSION_LESS ${version} OR ${VALA_VERSION} VERSION_EQUAL ${version})
+	else(ARGS_MAXIMUM)
+		if(${VALA_VERSION} VERSION_GREATER ${version} OR ${VALA_VERSION} VERSION_EQUAL ${version})
+			set(version_accepted TRUE)	
+		endif(${VALA_VERSION} VERSION_GREATER ${version} OR ${VALA_VERSION} VERSION_EQUAL ${version})
+	endif(ARGS_EXACT)
+
+	if (NOT version_accepted)
+		message(FATAL_ERROR 
+			"Vala version ${version} ${error_message}is required."
+		)
+	endif(NOT version_accepted)
+
+	message(STATUS
+		"  found Vala, version ${VALA_VERSION}"
+	)
+endmacro(ensure_vala_version)
-- 
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