[eog] Add support for Automake 1.11's silent build rules

[Felix Riemann <friemann src gnome org>]

commit da9057e63786636d4227f819010440e2a5f50ee6
Author: Felix Riemann <friemann gnome org>
Date:   Sun Aug 9 21:12:05 2009 +0200

    Add support for Automake 1.11's silent build rules

 configure.ac |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 3160165..2a4dba9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,8 @@ m4_define(eog_version, eog_major_version.eog_minor_version.eog_micro_version)
 
 AC_INIT([eog], eog_version, [http://bugzilla.gnome.org/enter_bug.cgi?product=eog], [eog])
 AM_INIT_AUTOMAKE([1.9 no-dist-gzip dist-bzip2])
+# Support silencing the build output if supported (automake-1.11+)
+m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
 AC_DEFINE(EOG_MAJOR_VERSION, eog_major_version, [EOG major version])
 AC_SUBST(EOG_MAJOR_VERSION,  eog_major_version)