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| author | Andrii Nakryiko <andriin@fb.com> | 2019-09-05 10:59:38 -0700 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2019-09-06 09:51:55 -0700 |
| commit | 618916a4bf169450e4680173a4b105a1816a7d6d (patch) | |
| tree | 9f3d996db7f2e339df539fb2aa89a1c50e3eee40 /scripts/link-vmlinux.sh | |
| parent | 1e46c09ec10049a9e366153b32e41cc557383fdb (diff) | |
| download | blackbird-op-linux-618916a4bf169450e4680173a4b105a1816a7d6d.tar.gz blackbird-op-linux-618916a4bf169450e4680173a4b105a1816a7d6d.zip | |
kbuild: replace BASH-specific ${@:2} with shift and ${@}
${@:2} is BASH-specific extension, which makes link-vmlinux.sh rely on
BASH. Use shift and ${@} instead to fix this issue.
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: 341dfcf8d78e ("btf: expose BTF info through sysfs")
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: Yonghong Song <yhs@fb.com>
Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'scripts/link-vmlinux.sh')
| -rwxr-xr-x | scripts/link-vmlinux.sh | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 0d8f41db8cd6..8c59970a09dc 100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh @@ -57,12 +57,16 @@ modpost_link() # Link of vmlinux # ${1} - output file -# ${@:2} - optional extra .o files +# ${2}, ${3}, ... - optional extra .o files vmlinux_link() { local lds="${objtree}/${KBUILD_LDS}" + local output=${1} local objects + # skip output file argument + shift + if [ "${SRCARCH}" != "um" ]; then objects="--whole-archive \ ${KBUILD_VMLINUX_OBJS} \ @@ -70,9 +74,10 @@ vmlinux_link() --start-group \ ${KBUILD_VMLINUX_LIBS} \ --end-group \ - ${@:2}" + ${@}" - ${LD} ${KBUILD_LDFLAGS} ${LDFLAGS_vmlinux} -o ${1} \ + ${LD} ${KBUILD_LDFLAGS} ${LDFLAGS_vmlinux} \ + -o ${output} \ -T ${lds} ${objects} else objects="-Wl,--whole-archive \ @@ -81,9 +86,10 @@ vmlinux_link() -Wl,--start-group \ ${KBUILD_VMLINUX_LIBS} \ -Wl,--end-group \ - ${@:2}" + ${@}" - ${CC} ${CFLAGS_vmlinux} -o ${1} \ + ${CC} ${CFLAGS_vmlinux} \ + -o ${output} \ -Wl,-T,${lds} \ ${objects} \ -lutil -lrt -lpthread |
