Commit-ID: 2df0e78b44e2cbbaa1e319cbca34f23599a4daa0
Gitweb: http://git.kernel.org/tip/2df0e78b44e2cbbaa1e319cbca34f23599a4daa0
Author: sylvain.bertrand@xxxxxxxxx <sylvain.bertrand@xxxxxxxxx>
AuthorDate: Thu, 29 Sep 2016 16:22:34 +0000
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 5 Oct 2016 11:34:25 +0200
x86/syscalls: Remove bash-isms in syscall table generator
Signed-off-by: Sylvain BERTRAND <sylvain.bertrand@xxxxxxxxx>
Link: http://lkml.kernel.org/r/20160929162234.GA29592@freedom
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/entry/syscalls/syscalltbl.sh | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/arch/x86/entry/syscalls/syscalltbl.sh b/arch/x86/entry/syscalls/syscalltbl.sh
index cd3d301..751d1f9 100644
--- a/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/arch/x86/entry/syscalls/syscalltbl.sh
@@ -10,8 +10,11 @@ syscall_macro() {
# Entry can be either just a function name or "function/qualifier"
real_entry="${entry%%/*}"
- qualifier="${entry:${#real_entry}}" # Strip the function name
- qualifier="${qualifier:1}" # Strip the slash, if any
+ if [ "$entry" = "$real_entry" ]; then
+ qualifier=
+ else
+ qualifier=${entry#*/}
+ fi
echo "__SYSCALL_${abi}($nr, $real_entry, $qualifier)"
}
@@ -22,7 +25,7 @@ emit() {
entry="$3"
compat="$4"
- if [ "$abi" == "64" -a -n "$compat" ]; then
+ if [ "$abi" = "64" -a -n "$compat" ]; then
echo "a compat entry for a 64-bit syscall makes no sense" >&2
exit 1
fi
@@ -45,17 +48,17 @@ emit() {
grep '^[0-9]' "$in" | sort -n | (
while read nr abi name entry compat; do
abi=`echo "$abi" | tr '[a-z]' '[A-Z]'`
- if [ "$abi" == "COMMON" -o "$abi" == "64" ]; then
+ if [ "$abi" = "COMMON" -o "$abi" = "64" ]; then
# COMMON is the same as 64, except that we don't expect X32
# programs to use it. Our expectation has nothing to do with
# any generated code, so treat them the same.
emit 64 "$nr" "$entry" "$compat"
- elif [ "$abi" == "X32" ]; then
+ elif [ "$abi" = "X32" ]; then
# X32 is equivalent to 64 on an X32-compatible kernel.
echo "#ifdef CONFIG_X86_X32_ABI"
emit 64 "$nr" "$entry" "$compat"
echo "#endif"
- elif [ "$abi" == "I386" ]; then
+ elif [ "$abi" = "I386" ]; then
emit "$abi" "$nr" "$entry" "$compat"
else
echo "Unknown abi $abi" >&2
--
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