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-rwxr-xr-xsource4/build/make/yacc_compile.sh43
1 files changed, 43 insertions, 0 deletions
diff --git a/source4/build/make/yacc_compile.sh b/source4/build/make/yacc_compile.sh
new file mode 100755
index 0000000000..a56a51da0a
--- /dev/null
+++ b/source4/build/make/yacc_compile.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+YACC="$1"
+SRC="$2"
+DEST="$3"
+
+dir=`dirname $SRC`
+file=`basename $SRC`
+base=`basename $SRC .y`
+if [ -z "$YACC" ]; 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: yacc not found - cannot generate $SRC => $DEST" >&2
+ echo "warning: yacc not found - only updating the timestamp of $DEST" >&2
+ fi
+ touch $DEST;
+ exit;
+ fi
+ echo "error: yacc 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 && $YACC -d $file; then
+ if [ -r y.tab.h -a -r y.tab.c ];then
+ #echo "info: move files"
+ sed -e "/^#/!b" -e "s|y\.tab\.h|$SRC|" -e "s|\"$base.y|\"$SRC|" y.tab.h > $base.h
+ sed -e "s|y\.tab\.c|$SRC|" -e "s|\"$base.y|\"$SRC|" y.tab.c > $base.c
+ rm -f y.tab.c y.tab.h
+ elif [ ! -r $base.h -a ! -r $base.c]; then
+ echo "$base.h nor $base.c generated."
+ exit 1
+ fi
+fi
+cd $TOP