CONFIG_MUSL ?= y
modules-$(CONFIG_MUSL) += musl

musl_version := 1.1.15
musl_dir := musl-$(musl_version)
musl_tar := musl-$(musl_version).tar.gz
musl_url := https://www.musl-libc.org/releases/$(musl_tar)
musl_hash := 97e447c7ee2a7f613186ec54a93054fe15469fe34d7d323080f7ef38f5ecb0fa

musl_output := ../../install/bin/musl-gcc

#
# Note that for syslibdir to be /lib the install will fail.
# this is unfortunate since it prevents the binaries from running
# and requires that we treat the rest of the build as a cross compile.
#
# That works, with some hacks...
#
musl_configure := ./configure \
	$(CROSS_TOOLS_NOCC) \
	CC="$(CROSS)gcc" \
	--prefix="$(INSTALL)" \
	--syslibdir="/lib" \
	--enable-gcc-wrapper \
	--enable-shared \

musl_target := \
	$(MAKE_JOBS) \
	$(CROSS_TOOLS_NOCC) \
	CC="$(CROSS)gcc" \
	install \

musl_libraries := \
	lib/libc.so \


musl_depends := musl-cross

# Fake a target so that musl will force a header install by the
# Linux kernel sources.
$(build)/$(musl_dir)/.build: $(INSTALL)/include/linux/limits.h

$(INSTALL)/include/linux/limits.h: $(build)/$(linux_base_dir)/.canary
	$(MAKE) \
		-C "$(build)/$(linux_dir)" \
		INSTALL_HDR_PATH="$(INSTALL)" \
		O="$(linux_board_dir)" \
		KCONFIG_CONFIG="$(pwd)/$(linux_kconfig)" \
		headers_install