8c7e38c657
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
74 lines
2.4 KiB
Makefile
74 lines
2.4 KiB
Makefile
################################################################################
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#
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# musl
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#
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################################################################################
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MUSL_VERSION = 1.1.1
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MUSL_SITE = http://www.musl-libc.org/releases/
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MUSL_LICENSE = MIT
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MUSL_LICENSE_FILES = COPYRIGHT
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# Before musl is configured, we must have the first stage
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# cross-compiler and the kernel headers
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MUSL_DEPENDENCIES = host-gcc-initial linux-headers
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# musl is part of the toolchain so disable the toolchain dependency
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MUSL_ADD_TOOLCHAIN_DEPENDENCY = NO
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MUSL_INSTALL_STAGING = YES
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# We need to run the musl configure script prior to building the
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# gcc-intermediate, so that we can call the install-headers step and
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# get the crt<X>.o built. However, we need to call it again after
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# gcc-intermediate has been built, otherwise the configure script
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# doesn't realize that libgcc has been built, and doesn't link the C
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# library properly with libgcc, which causes build failure down the
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# road. We will have the opportunity to simplify this once we switch
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# to a 2-steps gcc build.
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define MUSL_CONFIGURE_CALL
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(cd $(@D); \
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$(TARGET_CONFIGURE_OPTS) \
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CFLAGS="$(filter-out -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64,$(TARGET_CFLAGS))" \
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CPPFLAGS="$(filter-out -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64,$(TARGET_CPPFLAGS))" \
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./configure \
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--target=$(GNU_TARGET_NAME) \
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--host=$(GNU_TARGET_NAME) \
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--prefix=/usr \
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--disable-gcc-wrapper)
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endef
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define MUSL_CONFIGURE_CMDS
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$(MUSL_CONFIGURE_CALL)
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$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
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DESTDIR=$(STAGING_DIR) install-headers
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$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
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crt/crt1.o crt/crti.o crt/crtn.o
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cp $(@D)/crt/crt*.o $(STAGING_DIR)/usr/lib
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$(TARGET_CROSS)gcc -nostdlib \
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-nostartfiles -shared -x c /dev/null -o $(STAGING_DIR)/usr/lib/libc.so
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endef
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define MUSL_BUILD_CMDS
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$(MUSL_CONFIGURE_CALL)
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$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
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endef
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define MUSL_INSTALL_STAGING_CMDS
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$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
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DESTDIR=$(STAGING_DIR) install-libs install-tools
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endef
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# prefix is set to an empty value to get the C library installed in
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# /lib and not /usr/lib
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define MUSL_INSTALL_TARGET_CMDS
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$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
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DESTDIR=$(TARGET_DIR) prefix= install-libs
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$(RM) $(addprefix $(TARGET_DIR)/lib/,crt1.o crtn.o crti.o Scrt1.o)
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endef
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$(eval $(generic-package))
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# Before musl is built, we must have the second stage cross-compiler
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$(MUSL_TARGET_BUILD): | host-gcc-intermediate
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