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50 lines
1.2 KiB
Plaintext
50 lines
1.2 KiB
Plaintext
CONFIG_MUSL ?= y
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modules-$(CONFIG_MUSL) += musl
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musl_version := 1.1.15
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musl_dir := musl-$(musl_version)
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musl_tar := musl-$(musl_version).tar.gz
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musl_url := https://www.musl-libc.org/releases/$(musl_tar)
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musl_hash := 97e447c7ee2a7f613186ec54a93054fe15469fe34d7d323080f7ef38f5ecb0fa
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musl_output := ../../install/bin/musl-gcc
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#
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# Note that for syslibdir to be /lib the install will fail.
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# this is unfortunate since it prevents the binaries from running
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# and requires that we treat the rest of the build as a cross compile.
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#
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# That works, with some hacks...
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#
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musl_configure := ./configure \
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$(CROSS_TOOLS_NOCC) \
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CC="$(CROSS)gcc" \
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--prefix="$(INSTALL)" \
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--syslibdir="/lib" \
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--enable-gcc-wrapper \
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--enable-shared \
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musl_target := \
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$(MAKE_JOBS) \
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$(CROSS_TOOLS_NOCC) \
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CC="$(CROSS)gcc" \
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install \
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musl_libraries := \
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lib/libc.so \
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musl_depends := musl-cross
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# Fake a target so that musl will force a header install by the
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# Linux kernel sources.
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musl.intermediate: $(INSTALL)/include/linux/limits.h
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$(INSTALL)/include/linux/limits.h: $(build)/$(linux_dir)/.canary
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$(MAKE) \
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-C "$(build)/$(linux_dir)" \
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INSTALL_HDR_PATH="$(INSTALL)" \
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O="$(linux_board_dir)" \
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KCONFIG_CONFIG="$(pwd)/$(linux_kconfig)" \
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headers_install
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