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authorIoan-Adrian Ratiu <adrian.ratiu@ni.com>2016-08-30 12:49:06 -0400
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-08-31 17:53:27 +0100
commitcc473827b94d7dbb642843bed94e0f777695a019 (patch)
tree0da11767987d03d4febd165ed1b0e976d51f34b3 /meta/recipes-kernel/linux/linux-yocto-tiny_4.4.bb
parentc2db8e9a16e2ef35b3ded7d82dd162d04fdb3326 (diff)
downloadopenembedded-core-contrib-cc473827b94d7dbb642843bed94e0f777695a019.tar.gz
kernel-yocto: do_kernel_configme: Fix silent sysroot poisoning error
do_kernel_configme calls merge_config.sh (installed in the sysroot by the kern-tools-native recipe) which may invoke the compiler to complete the configuration process. Depending on the build (and dependencies), this may error due to sysroot poisoning [1]. The errors are similar to: make[1]: Entering directory '4.1+gitAUTOINC+a7e53ecc27-r0/linux-x64-standard-build' HOSTCC scripts/basic/fixdep work-shared/x64/kernel-source/scripts/basic/fixdep.c:106:23: fatal error: sys/types.h: No such file or directory compilation terminated. make[2]: *** [work-shared/x64/kernel-source/scripts/basic/Makefile:22: scripts/basic/x86_64-nilrt-linux-fixdep] Error 1 Adding $TOOLCHAIN_OPTIONS to $CFLAGS before calling merge_configs.sh fixes the error because $TOOLCHAIN_OPTIONS defines the sysroot and make uses it to correctly compile & fill all missing kernel config options. [1] http://lists.openembedded.org/pipermail/openembedded-core/2014-October/098253.html Signed-off-by: Ioan-Adrian Ratiu <adrian.ratiu@ni.com> Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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