From 2a275241545e5b3e0e65eb3453a868d90dfa414d Mon Sep 17 00:00:00 2001
From: Christophe Fergeau
Date: Sun, 5 Apr 2015 12:20:11 +0200
Subject: Allow to run autogen.sh outside $top_srcdir

This makes it more convenient to do builds out of the source dir.
---
 autogen.sh | 29 ++++++++++++++++++-----------
 1 file changed, 18 insertions(+), 11 deletions(-)

diff --git a/autogen.sh b/autogen.sh
index 3292973..9164d13 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,15 +1,22 @@
 #!/bin/sh
-gprefix=`which glibtoolize 2>&1 >/dev/null`
-if [ $? -eq 0 ]; then 
-  glibtoolize --force
-else
-  libtoolize --force
-fi
-aclocal -I m4
-autoheader
-automake --add-missing
-autoconf
+
+srcdir=`dirname $0`
+test -z "$srcdir" && srcdir=.
+
+(
+    cd "$srcdir"
+    gprefix=`which glibtoolize 2>&1 >/dev/null`
+    if [ $? -eq 0 ]; then
+      glibtoolize --force
+    else
+      libtoolize --force
+    fi
+    aclocal -I m4
+    autoheader
+    automake --add-missing
+    autoconf
+)
 
 if [ -z "$NOCONFIGURE" ]; then
-    ./configure "$@"
+    "$srcdir/configure" "$@"
 fi
-- 
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