From 95d491cc9a3793daf14de56414171657955e50ee Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Thu, 22 Nov 2018 04:20:59 -0500
Subject: build system: added --cfghost support.

---
 Makefile.in    |  2 ++
 config.project |  1 +
 config.usage   |  2 ++
 configure      | 14 ++++++++++++--
 4 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/Makefile.in b/Makefile.in
index abe70c5..9ec7513 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -18,6 +18,7 @@ PKGLIBS			= @pkglibs@
 BUILD 			= @build@
 HOST 			= @host@
 CCHOST 			= @cchost@
+CFGHOST 		= @cfghost@
 TARGET 			= @target@
 ARCH 			= @arch@
 COMPILER 		= @compiler@
@@ -309,6 +310,7 @@ clean:		clean-implib
 		@echo BUILD:'                  '$(BUILD)
 		@echo HOST:'                   '$(HOST)
 		@echo CCHOST:'                 '$(CCHOST)
+		@echo CFGHOST:'                '$(CFGHOST)
 		@echo TARGET:'                 '$(TARGET)
 		@echo ARCH:'                   '$(ARCH)
 		@echo COMPILER:'               '$(COMPILER)
diff --git a/config.project b/config.project
index 64b837a..5a5c583 100644
--- a/config.project
+++ b/config.project
@@ -18,6 +18,7 @@ mb_pkglibs=
 mb_default_build=
 mb_default_host=
 mb_default_cchost=
+mb_default_cfghost=
 mb_default_target=
 mb_default_arch=
 mb_default_compiler=
diff --git a/config.usage b/config.usage
index 50f0a3f..b8792bd 100644
--- a/config.usage
+++ b/config.usage
@@ -45,6 +45,7 @@ supported switches:
 	--build
 	--host
 	--cchost
+	--cfghost
 	--target
 	--arch
 	--compiler
@@ -109,6 +110,7 @@ supported variables:
 	BUILD
 	HOST
 	CCHOST
+	CFGHOST
 	TARGET
 	ARCH
 	COMPILER
diff --git a/configure b/configure
index ddea6d3..8c4a4ab 100755
--- a/configure
+++ b/configure
@@ -67,6 +67,7 @@ init_vars()
 	mb_build=$BUILD
 	mb_host=$HOST
 	mb_cchost=$CCHOST
+	mb_cfghost=$CFGHOST
 	mb_target=$TARGET
 	mb_arch=$ARCH
 	mb_compiler=$COMPILER
@@ -216,6 +217,7 @@ common_defaults()
 	[ -z "$mb_build" ] 		&& mb_build=$mb_default_build
 	[ -z "$mb_host" ] 		&& mb_host=$mb_default_host
 	[ -z "$mb_cchost" ] 		&& mb_cchost=$mb_default_cchost
+	[ -z "$mb_cfghost" ] 		&& mb_cfghost=$mb_default_cfghost
 	[ -z "$mb_target" ] 		&& mb_target=$mb_default_target
 	[ -z "$mb_arch" ] 		&& mb_arch=$mb_default_arch
 	[ -z "$mb_compiler" ] 		&& mb_compiler=$mb_default_compiler
@@ -551,8 +553,13 @@ config_copy()
 		fi
 	fi
 
-	sed -e 's^@cchost@^'"$mb_cchost"'^g' $mb_pwd/Makefile.tmp \
-	  > $mb_pwd/Makefile.host                  || exit 2
+	if [ -z "$mb_cfghost" ]; then
+		mb_cfghost=$mb_cchost
+	fi
+
+	sed		-e 's^@cchost@^'"$mb_cchost"'^g'     \
+			-e 's^@cfghost@^'"$mb_cfghost"'^g'   \
+		$mb_pwd/Makefile.tmp > $mb_pwd/Makefile.host || exit 2
 
 	rm  $mb_pwd/Makefile.tmp                   || exit 2
 	mv  $mb_pwd/Makefile.host $mb_pwd/Makefile || exit 2
@@ -690,6 +697,9 @@ for arg ; do
 		--cchost=*)
 			mb_cchost=${arg#*=}
 			;;
+		--cfghost=*)
+			mb_cfghost=${arg#*=}
+			;;
 		--target=*)
 			mb_target=${arg#*=}
 			;;
-- 
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