[librsvgmm] Reference libtool documentation on versioning

[Daniel Elstner <daniel src gnome org>]

commit b71d710dd78e22bacd58a27f775923dd74ddb09f
Author: Daniel Elstner <danielk openismus com>
Date:   Mon Jun 15 03:15:36 2009 +0200

    Reference libtool documentation on versioning
    
    * configure.ac (LIBRSVGMM_SO_VERSION): Remove the old cut'n'paste
    libtool versioning instructions, and just link to the relevant node
    in the libtool documentation.

 configure.ac |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9af605b..c95358c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,12 +30,7 @@ AC_PROG_CC
 AM_PROG_CC_C_O
 AC_PROG_CXX
 
-# CURRENT : REVISION : AGE
-# +1 : ? : +1  = new interface that does not break old one
-# +1 : ? : 0   = new interface that breaks old one
-#  ? : ? : 0   = no new interfaces, but breaks apps
-#  ? :+1 : ?   = just some internal changes, nothing breaks
-#                but might work better
+# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
 AC_SUBST([LIBRSVGMM_SO_VERSION], [0:0:0])
 
 LT_INIT([disable-static win32-dll])
@@ -48,8 +43,9 @@ PKG_CHECK_MODULES([LIBRSVGMM], [librsvg-2.0 >= 2.25 cairomm-1.0 >= 1.6 glibmm-2.
 # gthread isn't a requirement, but we should use its CFLAGS if available
 PKG_CHECK_MODULES([GTHREAD], [gthread-2.0 >= 2.16],, [GTHREAD_CFLAGS=; GTHREAD_LIBS=])
 
-glibmm_libdir=`$PKG_CONFIG --variable=libdir glibmm-2.4 2>&AS_MESSAGE_LOG_FD`
-AC_SUBST([GMMPROC_DIR], [$glibmm_libdir/glibmm-2.4/proc])
+# Locate gmmproc directory
+gmm_libdir=`$PKG_CONFIG --variable=libdir glibmm-2.4 2>&AS_MESSAGE_LOG_FD`
+AC_SUBST([GMMPROC_DIR], [$gmm_libdir/glibmm-2.4/proc])
 
 AC_LANG([C++])