Similar to how we differentiate between CONFIG_CC_IS_GCC and CONFIG_CC_IS_CLANG, add CONFIG_LD_IS_BFD, CONFIG_LD_IS_GOLD, and CONFIG_LD_IS_LLD. This simiplifies patches to Makefiles that need to do different things for different linkers. Cc: Sami Tolvanen <samitolvanen@xxxxxxxxxx> Suggested-by: Sedat Dilek <sedat.dilek@xxxxxxxxx> Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx> Reviewed-by: Nathan Chancellor <natechancellor@xxxxxxxxx> Tested-by: Nathan Chancellor <natechancellor@xxxxxxxxx> Signed-off-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> --- Changes V1->V2: * Add suggested, reviewed, and tested by tags. init/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/init/Kconfig b/init/Kconfig index c9386a365eea..b6046dcf7794 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -26,6 +26,15 @@ config CLANG_VERSION config CC_HAS_ASM_GOTO def_bool $(success,$(srctree)/scripts/gcc-goto.sh $(CC)) +config LD_IS_BFD + def_bool $(success,$(LD) --version | head -n 1 | grep -q 'GNU ld') + +config LD_IS_GOLD + def_bool $(success,$(LD) --version | head -n 1 | grep -q 'GNU gold') + +config LD_IS_LLD + def_bool $(success,$(LD) --version | head -n 1 | grep -q 'LLD') + config CONSTRUCTORS bool depends on !UML -- 2.20.1.791.gb4d0f1c61a-goog
