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authorJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-08-27 21:59:59 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-08-27 21:59:59 -0500
commit8ce7a9c159c8c4eb480f0a65c6af753dbf9a1a70 (patch)
treebe59573c0af3617d0cd8a7d61f0ed119e58b1156 /scripts/Kbuild.include
parentd2afb3ae04e36dbc6e9eb2d8bd54406ff7b6b3bd (diff)
parent01da5fd83d6b2c5e36b77539f6cbdd8f49849225 (diff)
Merge ../linux-2.6
Diffstat (limited to 'scripts/Kbuild.include')
-rw-r--r--scripts/Kbuild.include10
1 files changed, 8 insertions, 2 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 2180c88cfe8..bb19c1561f1 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -77,14 +77,20 @@ cc-option-align = $(subst -functions=0,,\
# cc-version
# Usage gcc-ver := $(call cc-version, $(CC))
-cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh \
- $(if $(1), $(1), $(CC)))
+cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh $(CC))
# cc-ifversion
# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
cc-ifversion = $(shell if [ $(call cc-version, $(CC)) $(1) $(2) ]; then \
echo $(3); fi;)
+# ld-option
+# Usage: ldflags += $(call ld-option, -Wl$(comma)--hash-style=both)
+ld-option = $(shell if $(CC) $(1) \
+ -nostdlib -o ldtest$$$$.out -xc /dev/null \
+ > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi; \
+ rm -f ldtest$$$$.out)
+
###
# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj=
# Usage: