From cfcc935fa2f110fdf4824c67d3cd67f34d91f7a8 Mon Sep 17 00:00:00 2001
From: florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Fri, 23 Nov 2012 20:02:29 +0000
Subject: [buildroot] add preliminary support for musl

Musl is an alternative C-library, see http://www.musl-libc.org for more infos.

Signed-off-by: Florian Fainelli <florian@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34314 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 toolchain/musl/common.mk | 65 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 toolchain/musl/common.mk

(limited to 'toolchain/musl/common.mk')

diff --git a/toolchain/musl/common.mk b/toolchain/musl/common.mk
new file mode 100644
index 000000000..68cb2396f
--- /dev/null
+++ b/toolchain/musl/common.mk
@@ -0,0 +1,65 @@
+#
+# Copyright (C) 2012 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/target.mk
+
+PKG_NAME:=musl
+PKG_VERSION:=$(call qstrip,$(CONFIG_MUSL_VERSION))
+PKG_RELEASE=$(PKG_SOURCE_VERSION)
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=git://git.musl-libc.org/musl
+PKG_SOURCE_SUBDIR=$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE_VERSION:=2df4f6f17b1f14684cb991c53c9ef0ddaa8c7bad
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
+LIBC_SO_VERSION:=$(PKG_VERSION)
+PATCH_DIR:=$(PATH_PREFIX)/patches-$(PKG_VERSION)
+CONFIG_DIR:=$(PATH_PREFIX)/config-$(PKG_VERSION)
+
+HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)-$(PKG_VERSION)
+
+include $(INCLUDE_DIR)/toolchain-build.mk
+
+MUSL_CONFIGURE:= \
+	$(TARGET_CONFIGURE_OPTS) \
+	CFLAGS="$(TARGET_CFLAGS)" \
+	CROSS_COMPILE="$(TARGET_CROSS)" \
+	$(HOST_BUILD_DIR)/configure \
+		--prefix=/ \
+		--host=$(GNU_HOST_NAME) \
+		--target=$(REAL_GNU_TARGET_NAME) \
+		--disable-gcc-wrapper
+
+ifeq ($(CONFIG_MUSL_ENABLE_DEBUG),y)
+MUSL_CONFIGURE+= \
+	--enable-debug
+endif
+
+define Host/Prepare
+	$(call Host/Prepare/Default)
+	$(if $(strip $(QUILT)), \
+		cd $(HOST_BUILD_DIR); \
+		if $(QUILT_CMD) next >/dev/null 2>&1; then \
+			$(QUILT_CMD) push -a; \
+		fi
+	)
+	ln -snf $(PKG_NAME)-$(PKG_VERSION) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
+endef
+
+define Host/Configure
+	( cd $(HOST_BUILD_DIR); rm -f config.cache; \
+		$(MUSL_CONFIGURE) \
+	);
+endef
+
+
+define Host/Clean
+	rm -rf \
+		$(HOST_BUILD_DIR) \
+		$(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) \
+		$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev
+endef
-- 
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