bootstrap: Replace which.

Signed-off-by: Nils Gillmann <ng0@n0.is>

diff --git a/bootstrap b/bootstrap
index a1cdcfa00b1f02d6addb905aee8a07d747e8310f..487f4817c90f5c5543bd6b5748194391ac39acbf 100755 (executable)
--- a/bootstrap
+++ b/bootstrap
@@ -1,9 +1,20 @@
 #!/bin/sh
+echo "Removing folder 'libltdl'..."
 rm -rf libltdl
-echo -n "checking for libtoolize / libtool... "
-which glibtoolize || which libtoolize || which libtool || {
-        echo "*** No libtoolize (libtool) or libtool found, please install it ***"
-        exit 1
+
+echo "checking for libtoolize / libtool... "
+
+# This is more portable than `which' but comes with
+# the caveat of not(?) properly working on busybox's ash:
+existence()
+{
+    command -v "$1" >/dev/null 2>&1
 }
-autoreconf -if
-. "bin/pogen.sh"
+
+if existence libtool || existence libtoolize || existence glibtoolize; then
+    autoreconf -if
+    . "bin/pogen.sh"
+else
+    echo "*** No libtoolize (libtool) or libtool found, please install it ***" >&2;
+    exit 1
+fi