From: Thomas Petazzoni Date: Tue, 8 Oct 2013 18:16:59 +0000 (+0200) Subject: glibc: fix glibc build by creating an empty gnu/stubs.h X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=03b05402df6f2a06ffc936c6364da5951f315197;p=buildroot.git glibc: fix glibc build by creating an empty gnu/stubs.h The stubs.h header is not installed by install-headers, but is needed for the gcc build. An empty stubs.h will work, as explained in http://gcc.gnu.org/ml/gcc/2002-01/msg00900.html. The same trick is used by Crosstool-NG. Signed-off-by: Thomas Petazzoni Signed-off-by: Peter Korsgaard --- diff --git a/package/glibc/glibc.mk b/package/glibc/glibc.mk index a9e89f15b8..4d89caff02 100644 --- a/package/glibc/glibc.mk +++ b/package/glibc/glibc.mk @@ -47,6 +47,17 @@ else ifeq ($(BR2_MIPS_OABI32),y) GLIBC_EXTRA_CFLAGS += -mabi=32 endif +# The stubs.h header is not installed by install-headers, but is +# needed for the gcc build. An empty stubs.h will work, as explained +# in http://gcc.gnu.org/ml/gcc/2002-01/msg00900.html. The same trick +# is used by Crosstool-NG. +ifeq ($(BR2_TOOLCHAIN_BUILDROOT_GLIBC),y) +define GLIBC_ADD_MISSING_STUB_H + mkdir -p $(STAGING_DIR)/usr/include/gnu + touch $(STAGING_DIR)/usr/include/gnu/stubs.h +endef +endif + # Even though we use the autotools-package infrastructure, we have to # override the default configure commands for several reasons: # @@ -89,6 +100,7 @@ define GLIBC_CONFIGURE_CMDS cp $(@D)/build/csu/crt1.o $(STAGING_DIR)/usr/lib/ cp $(@D)/build/csu/crti.o $(STAGING_DIR)/usr/lib/ cp $(@D)/build/csu/crtn.o $(STAGING_DIR)/usr/lib/ + $(GLIBC_ADD_MISSING_STUB_H) $(TARGET_CROSS)gcc -nostdlib \ -nostartfiles -shared -x c /dev/null -o $(STAGING_DIR)/usr/lib/libc.so endef