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FROMLIST: kbuild: add ld-name macro

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GNU gold may require different flags than GNU ld. Add a macro for
detecting the linker.

Bug: 62093296
Bug: 67506682
Change-Id: I777f14bf4fd902de1f8dc73d7ecc3c0403eae5f5
(am from https://patchwork.kernel.org/patch/10085775/)
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
This commit is contained in:
Sami Tolvanen 2017-10-25 12:33:58 -07:00
parent 3571151aae
commit e68f37bdf3
1 changed files with 4 additions and 0 deletions
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4
scripts/Kbuild.include
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@ -204,6 +204,10 @@ ld-option = $(call try-run,\
# Important: no spaces around options
ar-option = $(call try-run, $(AR) rc$(1) "$$TMP",$(1),$(2))
# ld-name
# Expands to either bfd or gold
ld-name = $(shell $(LD) -v 2>&1 | grep -q "GNU gold" && echo gold || echo bfd)
# ld-version
# Note this is mainly for HJ Lu's 3 number binutil versions
ld-version = $(shell $(LD) --version | $(srctree)/scripts/ld-version.sh)