diff options
Diffstat (limited to 'toolchain/helpers.mk')
| -rw-r--r-- | toolchain/helpers.mk | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/toolchain/helpers.mk b/toolchain/helpers.mk index d28a2caed3..551275967f 100644 --- a/toolchain/helpers.mk +++ b/toolchain/helpers.mk @@ -294,8 +294,7 @@ check_uclibc = \ $(call check_uclibc_feature,__UCLIBC_HAS_WCHAR__,BR2_USE_WCHAR,$${UCLIBC_CONFIG_FILE},Wide char support) ;\ $(call check_uclibc_feature,__UCLIBC_HAS_THREADS__,BR2_TOOLCHAIN_HAS_THREADS,$${UCLIBC_CONFIG_FILE},Thread support) ;\ $(call check_uclibc_feature,__PTHREADS_DEBUG_SUPPORT__,BR2_TOOLCHAIN_HAS_THREADS_DEBUG,$${UCLIBC_CONFIG_FILE},Thread debugging support) ;\ - $(call check_uclibc_feature,__UCLIBC_HAS_THREADS_NATIVE__,BR2_TOOLCHAIN_HAS_THREADS_NPTL,$${UCLIBC_CONFIG_FILE},NPTL thread support) ;\ - $(call check_uclibc_feature,__UCLIBC_HAS_SSP__,BR2_TOOLCHAIN_HAS_SSP,$${UCLIBC_CONFIG_FILE},Stack Smashing Protection support) + $(call check_uclibc_feature,__UCLIBC_HAS_THREADS_NATIVE__,BR2_TOOLCHAIN_HAS_THREADS_NPTL,$${UCLIBC_CONFIG_FILE},NPTL thread support) # # Check that the Buildroot configuration of the ABI matches the @@ -387,6 +386,24 @@ check_unusable_toolchain = \ fi # +# Check if the toolchain has SSP (stack smashing protector) support +# +# $1: cross-gcc path +# +check_toolchain_ssp = \ + __CROSS_CC=$(strip $1) ; \ + __HAS_SSP=`echo 'void main(){}' | $${__CROSS_CC} -fstack-protector -x c - -o $(BUILD_DIR)/.br-toolchain-test.tmp >/dev/null 2>&1 && echo y` ; \ + if [ "$(BR2_TOOLCHAIN_HAS_SSP)" != "y" -a "$${__HAS_SSP}" = "y" ] ; then \ + echo "SSP support available in this toolchain, please enable BR2_TOOLCHAIN_EXTERNAL_HAS_SSP" ; \ + exit 1 ; \ + fi ; \ + if [ "$(BR2_TOOLCHAIN_HAS_SSP)" = "y" -a "$${__HAS_SSP}" != "y" ] ; then \ + echo "SSP support not available in this toolchain, please disable BR2_TOOLCHAIN_EXTERNAL_HAS_SSP" ; \ + exit 1 ; \ + fi ; \ + rm -f $(BUILD_DIR)/.br-toolchain-test.tmp* + +# # Generate gdbinit file for use with Buildroot # gen_gdbinit_file = \ |
