[PATCH 03/12] x86/syscalls: Refactor syscalltbl.sh

[Andy Lutomirski]

This splits out the code to emit a syscall line.

Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxx>
---
 arch/x86/entry/syscalls/syscalltbl.sh | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/arch/x86/entry/syscalls/syscalltbl.sh b/arch/x86/entry/syscalls/syscalltbl.sh
index 0e7f8ec071e7..167965ee742e 100644
--- a/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/arch/x86/entry/syscalls/syscalltbl.sh
@@ -3,13 +3,21 @@
 in="$1"
 out="$2"
 
+emit() {
+    abi="$1"
+    nr="$2"
+    entry="$3"
+    compat="$4"
+    if [ -n "$compat" ]; then
+	echo "__SYSCALL_${abi}($nr, $entry, $compat)"
+    elif [ -n "$entry" ]; then
+	echo "__SYSCALL_${abi}($nr, $entry, $entry)"
+    fi
+}
+
 grep '^[0-9]' "$in" | sort -n | (
     while read nr abi name entry compat; do
 	abi=`echo "$abi" | tr '[a-z]' '[A-Z]'`
-	if [ -n "$compat" ]; then
-	    echo "__SYSCALL_${abi}($nr, $entry, $compat)"
-	elif [ -n "$entry" ]; then
-	    echo "__SYSCALL_${abi}($nr, $entry, $entry)"
-	fi
+	emit "$abi" "$nr" "$entry" "$compat"
     done
 ) > "$out"
-- 
2.5.0

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