[beast: 164/210] BUILD: provide @INGIT@ to deactivate build rules outside of git

[Tim Janik <timj src gnome org>]

commit 07576ce346dc111956663badc356d927e7abfe85
Author: Tim Janik <timj gnu org>
Date:   Tue Jun 18 22:20:34 2013 +0200

    BUILD: provide @INGIT@ to deactivate build rules outside of git

 configure.in |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/configure.in b/configure.in
index 732a749..5504c5a 100644
--- a/configure.in
+++ b/configure.in
@@ -64,6 +64,13 @@ else
 fi
 AC_SUBST(DEFINE__FILE_DIR__)
 
+# Build tree checks
+AC_MSG_CHECKING([for git repository])
+test -f "${srcdir}/.git/index" && INGIT= || INGIT='#'
+AC_SUBST(INGIT)
+result=$(test -z "$INGIT" && echo yes || echo no)
+AC_MSG_RESULT($result)
+
 dnl # figure debugging default, prior to $ac_help setup
 dnl
 if test `expr $BSE_MINOR_VERSION \% 2 \| $BSE_MAJOR_VERSION \< 1` = 1 ; then