From: Nick Bowler <nbowler@draconx.ca>
Date: Sun, 18 Sep 2011 23:32:54 +0000 (-0400)
Subject: Allow bootstrap tools to be overridden via environment variables.
X-Git-Tag: v1~112
X-Git-Url: https://git.draconx.ca/gitweb/cdecl99.git/commitdiff_plain/f0d9cb41333a2930e73cd2e31e0c0aaa855ffd21

Allow bootstrap tools to be overridden via environment variables.

Useful if you want to use a different installed version of autoreconf,
for instance.
---

diff --git a/bootstrap b/bootstrap
index f0e1d0d..94d0bc8 100755
--- a/bootstrap
+++ b/bootstrap
@@ -3,11 +3,17 @@
 trap 'exit 1' USR1
 die() { printf '%s\n' "$@" 1>&2; kill -USR1 $$; }
 
-git submodule update --init || echo "Failed to update Gnulib sources from git."
-if test -x ./gnulib/gnulib-tool; then
-	./gnulib/gnulib-tool --update -S || die "Failed to update Gnulib."
+: ${AUTORECONF=autoreconf}
+: ${GNULIB=gnulib}
+: ${GIT=git}
+
+$GIT submodule update --init \
+	|| echo "Failed to update Gnulib sources from git."
+
+if test -x $GNULIB/gnulib-tool; then
+	$GNULIB/gnulib-tool --update -S || die "Failed to update Gnulib."
 else
 	die "Gnulib sources are not properly installed in gnulib/."
 fi
 
-autoreconf -fis
+$AUTORECONF -fis