build: abort autogen on subcommand failure

Needed to stop an automated build process when automake requirements
are not fulfilled.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/autogen.sh b/autogen.sh
index 36b2a2a..f9c3a91 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/sh -e
 
 autoreconf -fi;
 rm -Rf autom4te.cache;