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samba-mirror/source4/script/lex_compile.sh
Stefan Metzmacher b15e7316a4 r25297: - fix sed arguments to make the replacement work
- always add #include "config.h" in the first line

metze
(This used to be commit 7939f847bf)
2007-10-10 15:07:08 -05:00

52 lines
1.3 KiB
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#!/bin/sh
LEX="$1"
SRC="$2"
DEST="$3"
shift 3
ARGS="$*"
dir=`dirname $SRC`
file=`basename $SRC`
base=`basename $SRC .l`
if [ -z "$LEX" ]; then
# if $DEST is more recent than $SRC, we can just touch
# otherwise we touch but print out warnings
if [ -r $DEST ]; then
if [ x`find $SRC -newer $DEST -print` = x$SRC ]; then
echo "warning: lex not found - cannot generate $SRC => $DEST" >&2
echo "warning: lex not found - only updating the timestamp of $DEST" >&2
fi
touch $DEST;
exit;
fi
echo "error: lex not found - cannot generate $SRC => $DEST" >&2
exit 1;
fi
# if $DEST is more recent than $SRC, we can just touch
if [ -r $DEST ]; then
if [ x`find $SRC -newer $DEST -print` != x$SRC ]; then
touch $DEST;
exit;
fi
fi
TOP=`pwd`
if cd $dir && $LEX $ARGS $file; then
if [ -r $base.yy.c ];then
# we must guarantee that config.h comes first
echo "#include \"config.h\"" > $base.c
sed -e "s|$base\.yy\.c|$DEST|" $base.yy.c >> $base.c
rm -f $base.yy.c
elif [ -r $base.c ];then
# we must guarantee that config.h comes first
mv $base.c $base.c.tmp
echo "#include \"config.h\"" > $base.c
sed -e "s|$base\.yy\.c|$DEST|" $base.c.tmp >> $base.c
rm -f $base.c.tmp
elif [ ! -r base.c ]; then
echo "$base.c nor $base.yy.c generated."
exit 1
fi
fi
cd $TOP