From 6530e9d8e6dfc8f16fe509701967e4ade99fae6c Mon Sep 17 00:00:00 2001
From: Gordon Henriksen <gordonhenriksen@mac.com>
Date: Tue, 2 Oct 2007 09:50:18 +0000
Subject: Add explicit --enable-bindings option to configure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42526 91177308-0d34-0410-b5e6-96231b3b80d8
---
 autoconf/configure.ac | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'autoconf')

diff --git a/autoconf/configure.ac b/autoconf/configure.ac
index 25cdfec4f3..0d15ee0e96 100644
--- a/autoconf/configure.ac
+++ b/autoconf/configure.ac
@@ -432,6 +432,24 @@ case "$withval" in
 esac
 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
 
+dnl Allow specific bindings to be specified for building (or not)
+AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
+    [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
+    enableval=default)
+BINDINGS_TO_BUILD=""
+case "$enableval" in
+  all | yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
+  all ) BINDINGS_TO_BUILD="ocaml" ;;
+  none | no) BINDINGS_TO_BUILD="" ;;
+  *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
+      case "$a_binding" in
+        ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
+        *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
+      esac
+  done 
+  ;;
+esac
+
 dnl===-----------------------------------------------------------------------===
 dnl===
 dnl=== SECTION 4: Check for programs we need and that they are the right version
@@ -855,6 +873,19 @@ AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", 
                    [Time at which LLVM was configured])
 
+# Determine which bindings to build.
+if test "$BINDINGS_TO_BUILD" = auto ; then
+  BINDINGS_TO_BUILD=""
+  if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
+    BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
+  fi
+fi
+AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
+
+# This isn't really configurey, but it avoids having to repeat the list in
+# other files.
+AC_SUBST(ALL_BINDINGS,ocaml)
+
 dnl===-----------------------------------------------------------------------===
 dnl===
 dnl=== SECTION 10: Specify the output files and generate it
-- 
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