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- ################################################################################
- #
- # musl
- #
- ################################################################################
- MUSL_VERSION = 1.2.4
- MUSL_SITE = http://musl.libc.org/releases
- MUSL_LICENSE = MIT
- MUSL_LICENSE_FILES = COPYRIGHT
- MUSL_CPE_ID_VENDOR = musl-libc
- # Before musl is configured, we must have the first stage
- # cross-compiler and the kernel headers
- MUSL_DEPENDENCIES = host-gcc-initial linux-headers
- # musl does not provide an implementation for sys/queue.h or sys/cdefs.h.
- # So, add the musl-compat-headers package that will install those files,
- # into the staging directory:
- # sys/queue.h: header from NetBSD
- # sys/cdefs.h: minimalist header bundled in Buildroot
- MUSL_DEPENDENCIES += musl-compat-headers
- # musl is part of the toolchain so disable the toolchain dependency
- MUSL_ADD_TOOLCHAIN_DEPENDENCY = NO
- MUSL_INSTALL_STAGING = YES
- # musl does not build with LTO, so explicitly disable it
- # when using a compiler that may have support for LTO
- ifeq ($(BR2_TOOLCHAIN_GCC_AT_LEAST_4_7),y)
- MUSL_EXTRA_CFLAGS += -fno-lto
- endif
- # Thumb build is broken, build in ARM mode, since all architectures
- # that support Thumb1 also support ARM.
- ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y)
- MUSL_EXTRA_CFLAGS += -marm
- endif
- define MUSL_CONFIGURE_CMDS
- (cd $(@D); \
- $(TARGET_CONFIGURE_OPTS) \
- CFLAGS="$(filter-out -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64,$(TARGET_CFLAGS)) $(MUSL_EXTRA_CFLAGS)" \
- CPPFLAGS="$(filter-out -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64,$(TARGET_CPPFLAGS))" \
- ./configure \
- --target=$(GNU_TARGET_NAME) \
- --host=$(GNU_TARGET_NAME) \
- --prefix=/usr \
- --libdir=/lib \
- --disable-gcc-wrapper \
- --enable-static \
- $(if $(BR2_STATIC_LIBS),--disable-shared,--enable-shared))
- endef
- define MUSL_BUILD_CMDS
- $(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
- endef
- define MUSL_INSTALL_STAGING_CMDS
- $(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
- DESTDIR=$(STAGING_DIR) install-libs install-tools install-headers
- ln -sf libc.so $(STAGING_DIR)/lib/ld-musl*
- endef
- define MUSL_INSTALL_TARGET_CMDS
- $(TARGET_MAKE_ENV) $(MAKE) -C $(@D) \
- DESTDIR=$(TARGET_DIR) install-libs
- $(RM) $(addprefix $(TARGET_DIR)/lib/,crt1.o crtn.o crti.o rcrt1.o Scrt1.o)
- ln -sf libc.so $(TARGET_DIR)/lib/ld-musl*
- endef
- $(eval $(generic-package))
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