From 0350e6abce26e8b619a924c4f4ad1411704aa6b3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Klaus=20K=C3=A4mpf?= <kkaempf@suse.de>
Date: Mon, 6 Jul 2015 10:28:03 +0200
Subject: [PATCH 1/2] Set OCAMLC to empty if Ocaml compiler not found

OCAMLC is tested for 'empty string' when setting SKIP_OCAML
(configure.ac:2677), setting it to ':' will not skip ocaml.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 712ca0abd..bc9567219 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1891,7 +1891,7 @@ else
 
     AC_MSG_CHECKING(for Ocaml compiler)
 	if test -z "$OCAMLC"; then
-	AC_CHECK_PROGS(OCAMLC, ocamlc, :)
+	AC_CHECK_PROGS(OCAMLC, ocamlc, )
     fi
 
     AC_MSG_CHECKING(for Ocaml toplevel creator)

From a3f0921c577a5f169080641e59bd247b5fb322b9 Mon Sep 17 00:00:00 2001
From: William S Fulton <wsf@fultondesigns.co.uk>
Date: Thu, 30 Jul 2015 23:32:54 +0100
Subject: [PATCH 2/2] Ocaml configure changes

Remove use of peculiar ':' default for OCAML in AC_CHECK_PROGS.
Further refinement of issue #458.
---
 configure.ac | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/configure.ac b/configure.ac
index bc9567219..62dd4f6e9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1881,27 +1881,27 @@ if test x"${with_ocaml}" = xno -o x"${with_alllang}" = xno ; then
 else
     AC_MSG_CHECKING(for Ocaml DL load generator)
     if test -z "$OCAMLDLGEN"; then
-	AC_CHECK_PROGS(OCAMLDLGEN, ocamldlgen, :)
+	AC_CHECK_PROGS(OCAMLDLGEN, ocamldlgen)
     fi
 
     AC_MSG_CHECKING(for Ocaml package tool)
 	if test -z "$OCAMLFIND"; then
-	AC_CHECK_PROGS(OCAMLFIND, ocamlfind, :)
+	AC_CHECK_PROGS(OCAMLFIND, ocamlfind)
     fi
 
     AC_MSG_CHECKING(for Ocaml compiler)
 	if test -z "$OCAMLC"; then
-	AC_CHECK_PROGS(OCAMLC, ocamlc, )
+	AC_CHECK_PROGS(OCAMLC, ocamlc)
     fi
 
     AC_MSG_CHECKING(for Ocaml toplevel creator)
     if test -z "$OCAMLMKTOP"; then
-	AC_CHECK_PROGS(OCAMLMKTOP, ocamlmktop, :)
+	AC_CHECK_PROGS(OCAMLMKTOP, ocamlmktop)
     fi
 
     AC_MSG_CHECKING(for Ocaml Pre-Processor-Pretty-Printer)
     if test -z "$CAMLP4"; then
-	AC_CHECK_PROGS(CAMLP4, camlp4, :)
+	AC_CHECK_PROGS(CAMLP4, camlp4)
     fi
 fi # Disabling ocaml