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