X-Git-Url: https://git.draconx.ca/gitweb/slotifier.git/blobdiff_plain/2ecdb0d619aafb1e874360c5a2f5e4046ed7c209..5c9f3276505a9cbe000842401cbf7dd132b48ccb:/bootstrap

diff --git a/bootstrap b/bootstrap
index ea1324f..f92c1c7 100755
--- a/bootstrap
+++ b/bootstrap
@@ -10,14 +10,8 @@
 
 scriptname=$0
 
-err() {
-	printf '%s: %s\n' "$scriptname" "$@" 1>&2
-}
-
-die() {
-	err "$@"
-	exit 1
-}
+err () { printf '%s: %s\n' "$scriptname" "$*" 1>&2; }
+die () { err "$@"; exit 1; }
 
 : ${AUTORECONF=autoreconf}
 : ${AUTOMAKE=automake}
@@ -30,11 +24,29 @@ $GIT submodule update --init || err "Failed to update submodules 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/."
+  err "Gnulib sources are not properly installed in $GNULIB/"
+  cat >&2 <<'EOF'
+
+To bootstrap this package using an external Gnulib, you can set the GNULIB
+environment variable to indicate the location of the Gnulib sources.
+EOF
+
+  test ! -f configure || cat >&2 <<'EOF'
+
+However, it seems this package is already bootstrapped.  It should not
+normally be necessary to run this script from a release tarball.
+EOF
+  exit 1
 fi
 
-$PERL common/scripts/fix-gnulib.pl -o lib/gnulib.mk -i lib/gnulib.mk.in \
-	|| die "Failed to fixup Gnulib makefile fragment."
+$PERL common/scripts/fix-gnulib.pl -o lib/gnulib.mk -i lib/gnulib.mk.in ||
+  die "Failed to fixup Gnulib makefile fragment."
+
+# Rewrite if ! ... construts produced by gnulib conditional dependencies
+# as these fail in heirloom-sh.
+sed 's/if ! *\(.*gnulib_enabled[^;]*\); then/if \1; then :; else/' \
+  m4/gnulib-comp.m4 >m4/gnulib-comp.m4.new || exit
+mv -f m4/gnulib-comp.m4.new m4/gnulib-comp.m4 || exit
 
 # Punt some automake-generated files so that Gentoo's wrapper script doesn't
 # try to detect the automake version in use.