From 65908e7ca34031e81f438b5ec595a8fb726dd22f Mon Sep 17 00:00:00 2001
From: Nicolas Berthier <m@nberth.space>
Date: Mon, 21 Sep 2015 18:53:52 +0200
Subject: [PATCH] New configure script options to enable/disable byte/native
 targets

---
 Makefile     |  4 +---
 config.in    |  2 +-
 configure    | 25 +++++++++++++++++++++++++
 configure.in | 12 ++++++++++++
 4 files changed, 39 insertions(+), 4 deletions(-)

diff --git a/Makefile b/Makefile
index b67fc2e..d25fae0 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 include config
 
-.PHONY: all install
+.PHONY: all install uninstall clean
 
 all:
 	(cd compiler/; $(MAKE))
@@ -9,12 +9,10 @@ all:
 install:
 	(cd compiler; $(MAKE) install)
 	(cd lib; $(MAKE) install)
-	$(INSTALL) tools/$(BZREAX) $(INSTALL_BINDIR)
 
 uninstall:
 	(cd compiler; $(MAKE) uninstall)
 	(cd lib; $(MAKE) uninstall)
-	$(RM) $(INSTALL_BINDIR)/$(BZREAX)
 
 clean:
 	(cd compiler; $(MAKE) clean)
diff --git a/config.in b/config.in
index cb74631..c552fb4 100644
--- a/config.in
+++ b/config.in
@@ -21,6 +21,6 @@ STDLIB_DIR=@stdlib_dir@
 
 OCAMLBUILD=STDLIB=$(STDLIB_DIR) @OCAMLBUILD@ -use-ocamlfind
 
-TARGET=byte
+TARGET=@targets@
 ENABLE_SIMULATOR=@enable_simulator@
 ENABLE_CTRL2EPT_TRANSLATOR=@enable_ctrl2ept@
diff --git a/configure b/configure
index e47b83d..fffa2f2 100755
--- a/configure
+++ b/configure
@@ -585,6 +585,7 @@ ac_subst_vars='ctrln_pp
 package_reatk_ctrlNbac
 LTLIBOBJS
 LIBOBJS
+targets
 enable_ctrl2ept
 enable_simulator
 stdlib_dir
@@ -666,6 +667,8 @@ enable_option_checking
 enable_simulator
 enable_local_stdlib
 enable_ctrl2ept
+enable_native
+enable_byte
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1282,6 +1285,8 @@ Optional Features:
   --enable-simulator      enable the graphical simulator
   --enable-local-stdlib   use the in-sources standard library
   --enable-ctrl2ept       enable the Controllable-Nbac entity translator
+  --enable-native         build native executables
+  --enable-byte           build bytecode executables
 
 Report bugs to the package provider.
 _ACEOF
@@ -1891,6 +1896,22 @@ else
 fi
 
 
+# Check whether --enable-native was given.
+if test "${enable_native+set}" = set; then :
+  enableval=$enable_native;
+else
+  enable_native=no
+fi
+
+
+# Check whether --enable-byte was given.
+if test "${enable_byte+set}" = set; then :
+  enableval=$enable_byte;
+else
+  enable_byte=no
+fi
+
+
   # checking for ocamlc
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ocamlc", so it can be a program name with args.
@@ -4027,6 +4048,10 @@ else
     stdlib_dir=$libdir/heptagon
 fi
 
+if test "$enable_byte" = "yes"; then targets="byte"; fi;
+if test "$enable_native" = "yes"; then targets="$targets native"; fi;
+if test "x$targets" = "x"; then targets="byte"; fi;
+
 
 
 
diff --git a/configure.in b/configure.in
index 0f458b1..6960eb6 100644
--- a/configure.in
+++ b/configure.in
@@ -16,6 +16,14 @@ AC_ARG_ENABLE(ctrl2ept,
     [  --enable-ctrl2ept       enable the Controllable-Nbac entity translator],,
     enable_ctrl2ept=yes)
 
+AC_ARG_ENABLE(native,
+    [  --enable-native         build native executables],,
+    enable_native=no)
+
+AC_ARG_ENABLE(byte,
+    [  --enable-byte           build bytecode executables],,
+    enable_byte=no)
+
 AC_PROG_OCAML
 if test "$OCAMLC" = "no"; then
   AC_MSG_ERROR([Please install the OCaml compiler])
@@ -81,6 +89,9 @@ else
     stdlib_dir=$libdir/heptagon
 fi
 
+if test "$enable_byte" = "yes"; then targets="byte"; fi;
+if test "$enable_native" = "yes"; then targets="$targets native"; fi;
+if test "x$targets" = "x"; then targets="byte"; fi;
 
 AC_SUBST(INSTALL)
 AC_SUBST(RM)
@@ -88,6 +99,7 @@ AC_SUBST(stdlib_dir)
 
 AC_SUBST(enable_simulator)
 AC_SUBST(enable_ctrl2ept)
+AC_SUBST(targets)
 
 AC_OUTPUT(config)