#!/bin/sh
-test $# -ge 2 || exit 1
+test $# -ge 2 || { echo "Syntax: $0 SRCTREE OBJTREE"; exit 1; }
# cd to objtree
-cd "$2" || exit 1
+cd "$2" || { echo "Syntax: $0 SRCTREE OBJTREE"; exit 1; }
srctree="$1"
-find -type d \
-| while read; do
+find -type d | while read; do
d="$REPLY"
src="$srctree/$d/Kbuild.src"
if test -f "$src"; then
echo " CHK $dst"
- s=`grep -h '^//kbuild:' "$srctree/$d"/*.c | sed 's^//kbuild:^^'`
+ s=`sed -n 's@^//kbuild:@@p' "$srctree/$d"/*.c`
+ echo "# DO NOT EDIT. This file is generated from Kbuild.src" >"$dst.$$.tmp"
while read; do
test x"$REPLY" = x"INSERT" && REPLY="$s"
printf "%s\n" "$REPLY"
- done <"$src" >"$dst.$$.tmp"
+ done <"$src" >>"$dst.$$.tmp"
if test -f "$dst" && cmp -s "$dst.$$.tmp" "$dst"; then
rm "$dst.$$.tmp"
if test -f "$src"; then
echo " CHK $dst"
- s=`grep -h '^//config:' "$srctree/$d"/*.c | sed 's^//config:^^'`
+ s=`sed -n 's@^//config:@@p' "$srctree/$d"/*.c`
+ echo "# DO NOT EDIT. This file is generated from Config.src" >"$dst.$$.tmp"
while read; do
test x"$REPLY" = x"INSERT" && REPLY="$s"
printf "%s\n" "$REPLY"
- done <"$src" >"$dst.$$.tmp"
+ done <"$src" >>"$dst.$$.tmp"
if test -f "$dst" && cmp -s "$dst.$$.tmp" "$dst"; then
rm "$dst.$$.tmp"