From 894940b81f0272a2993d3a785fd505b3a4375e6e Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Thu, 28 Aug 2008 18:18:23 -0400
Subject: Some nasty tracks to make changing version number not cause a total
 rebuild

Quite slick!  This comes handy when git-bisect'ing.  The canonical version
number is in toplevel cairo-version.h now.
---
 src/cairo-version.c | 88 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 src/cairo-version.c

(limited to 'src/cairo-version.c')

diff --git a/src/cairo-version.c b/src/cairo-version.c
new file mode 100644
index 00000000..a502988e
--- /dev/null
+++ b/src/cairo-version.c
@@ -0,0 +1,88 @@
+/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
+/* cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2002 University of Southern California
+ * Copyright © 2005 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is University of Southern
+ * California.
+ *
+ * Contributor(s):
+ *	Carl D. Worth <cworth@cworth.org>
+ */
+
+#define CAIRO_VERSION_H 1
+
+#include "cairoint.h"
+
+/* get the "real" version info instead of dummy cairo-version.h */
+#undef CAIRO_VERSION_H
+#include "../cairo-version.h"
+
+/**
+ * cairo_version:
+ *
+ * Returns the version of the cairo library encoded in a single
+ * integer as per %CAIRO_VERSION_ENCODE. The encoding ensures that
+ * later versions compare greater than earlier versions.
+ *
+ * A run-time comparison to check that cairo's version is greater than
+ * or equal to version X.Y.Z could be performed as follows:
+ *
+ * <informalexample><programlisting>
+ * if (cairo_version() >= CAIRO_VERSION_ENCODE(X,Y,Z)) {...}
+ * </programlisting></informalexample>
+ *
+ * See also cairo_version_string() as well as the compile-time
+ * equivalents %CAIRO_VERSION and %CAIRO_VERSION_STRING.
+ *
+ * Return value: the encoded version.
+ **/
+int
+cairo_version (void)
+{
+    return CAIRO_VERSION;
+}
+
+/**
+ * cairo_version_string:
+ *
+ * Returns the version of the cairo library as a human-readable string
+ * of the form "X.Y.Z".
+ *
+ * See also cairo_version() as well as the compile-time equivalents
+ * %CAIRO_VERSION_STRING and %CAIRO_VERSION.
+ *
+ * Return value: a string containing the version.
+ **/
+const char*
+cairo_version_string (void)
+{
+    return CAIRO_VERSION_STRING;
+}
+slim_hidden_def (cairo_version_string);
-- 
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