From d88434f16eb204c888723c755f9ade555fc3feb2 Mon Sep 17 00:00:00 2001
From: Adam Spiers <stow@adamspiers.org>
Date: Wed, 7 Dec 2011 20:31:18 +0000
Subject: Abort ./configure if we can't find Perl.

---
 NEWS         | 1 +
 configure.ac | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/NEWS b/NEWS
index feda14b..814569b 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,7 @@
 News file for Stow.
 
 * Changes in version 2.1.2
+** ./configure now aborts if Perl isn't found.
 ** Ensured the ChangeLog is up-to-date when making a new distribution.
    Thanks to Stefano Lattarini for this suggestion.
 * Changes in version 2.1.1
diff --git a/configure.ac b/configure.ac
index cd851d9..d88c826 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,12 +9,12 @@ AC_CONFIG_AUX_DIR([automake])
 AM_INIT_AUTOMAKE([-Wall -Werror -Wno-override dist-bzip2])
 AC_PROG_INSTALL
 
-dnl Check for perl on our system 
-dnl call to AC_SUBST(PERL) is implicit
+dnl Check for perl on our system.
+dnl Call to AC_SUBST(PERL) is implicit
 AC_PATH_PROGS([PERL], [perl] [perl5], [false])
 if test "x$PERL" = xfalse
 then
-  AC_MSG_WARN([WARNING: Perl not found; you must edit line 1 of 'stow'])
+  AC_MSG_ERROR([Perl not found; check your \$PATH.])
 fi
 
 AC_ARG_WITH(
-- 
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