Bootstrap: let the user choose which autoconf to use.

* bootstrap ($AUTOCONF): New variable, from the environment.
($AUTOM4TE): Likewise, for clarity.
Use "$AUTOCONF" instead of calling "autoconf" directly.

1 files changed, 7 insertions, 1 deletions

diff --git a/bootstrap b/bootstrap
index 7766bd3e8..ebcedbe83 100755
--- a/bootstrap
+++ b/bootstrap
@@ -35,6 +35,12 @@ set -e
 # Set program basename.
 me=`echo "$0" | sed 's,^.*/,,'`
 
+# Let user choose which version of autoconf and autom4te to use.
+: ${AUTOCONF=autoconf}
+export AUTOCONF  # might be used by aclocal and/or automake
+: ${AUTOM4TE=autom4te}
+export AUTOM4TE  # ditto
+
 # Find perl.  Code based on Autoconf, but without non-POSIX support.
 if test -z "$PERL"; then
   save_IFS=$IFS
@@ -133,7 +139,7 @@ cd ..
 
 # Run the autotools.
 $PERL ./aclocal.tmp -I m4
-autoconf
+$AUTOCONF
 $PERL ./automake.tmp
 
 # Remove temporary files and directories.