From f250397c96dbfb7f3ea1c0a5ae1d9d1a82e1f4b2 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Thu, 3 Dec 2015 11:46:03 +0100
Subject: toolchain: add newlib support

OpenADK can now build bare-metal toolchains.
Tested for ARM/MIPS. No runtime testing, yet.
---
 toolchain/gcc/Makefile | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'toolchain/gcc')

diff --git a/toolchain/gcc/Makefile b/toolchain/gcc/Makefile
index 079ddd0e5..d5375751c 100644
--- a/toolchain/gcc/Makefile
+++ b/toolchain/gcc/Makefile
@@ -56,6 +56,10 @@ GCC_CONFOPTS:=		--prefix=$(TOOLCHAIN_DIR)/usr \
 			--without-isl \
 			--disable-nls
 
+ifeq ($(ADK_TARGET_LIB_NEWLIB),y)
+GCC_FINAL_CONFOPTS:=	--with-newlib
+endif
+
 ifeq ($(ADK_TARGET_WITH_NPTL),y)
 GCC_FINAL_CONFOPTS:=	--enable-tls --enable-threads --enable-libatomic
 endif
@@ -255,6 +259,10 @@ else
 	PATH='$(TARGET_PATH)' \
 		$(MAKE) -C $(GCC_BUILD_DIR_INITIAL) install-gcc install-target-libgcc
 endif
+	# required for newlib
+	(cd $(TOOLCHAIN_DIR)/usr/bin && \
+		ln -sf $(GNU_TARGET_NAME)-gcc $(GNU_TARGET_NAME)-cc \
+	)
 ifeq ($(ADK_TARGET_ARCH_M68K),y)
 	# create gcc wrapper for uClinux/m68k
 	echo "#!/bin/sh" > $(TOOLCHAIN_DIR)/usr/bin/adk-uclinux-gcc
-- 
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