#!/bin/sh
# Looks for a suitable tclsh or jimsh in the PATH
# If not found, builds a bootstrap jimsh from source
# Prefer $autosetup_tclsh if is set in the environment
d=`dirname "$0"`
{ "$d/jimsh0" "$d/autosetup-test-tclsh"; } 2>/dev/null && exit 0
PATH="$PATH:$d"; export PATH
for tclsh in $autosetup_tclsh jimsh tclsh tclsh8.5 tclsh8.6; do
	{ $tclsh "$d/autosetup-test-tclsh"; } 2>/dev/null && exit 0
done
echo 1>&2 "No installed jimsh or tclsh, building local bootstrap jimsh0"
for cc in ${CC_FOR_BUILD:-cc} gcc; do
	{ $cc -o "$d/jimsh0" "$d/jimsh0.c"; } 2>/dev/null || continue
	"$d/jimsh0" "$d/autosetup-test-tclsh" && exit 0
done
echo 1>&2 "No working C compiler found. Tried ${CC_FOR_BUILD:-cc} and gcc."
echo false