fixed a memory leak bug in parse_expr_basic() in parse.c

touched up qse_sed_comp() a little.
ehnanced the regression test script

qse/regress/awk/regress.sh

@@ -242,7 +242,25 @@ leakcheck)
 		exit 1
 	}
 	run_scripts "${bin_valgrind} --leak-check=full --show-reachable=yes --track-fds=yes" 2>&1 > "${OUTFILE}.test"
-	echo_so "Inspect the '${OUTFILE}.test' file for any memory and file descriptor leaks."
+	x=`grep -Fic "no leaks are possible" "${OUTFILE}.test"`
+	y=`grep -Fic "${bin_valgrind}" "${OUTFILE}.test"`
+	if [ ${x} -eq ${y} ] 
+	then
+		echo_so "(POSSIBLY) no memory leaks detected".
+	else
+		echo_so "(POSSIBLY) some memory leaks detected".
+	fi
+	echo_so "Inspect the '${OUTFILE}.test' file for details"
+	;;
+*)
+	echo_so "USAGE: $0 init"
+	echo_so "       $0 test"
+	echo_so "       $0 leakcheck"
+	exit 1
+	;;
+esac
+	
+exit 0
 	;;
 *)
 	echo_so "USAGE: $0 init"

qse/regress/sed/regress.out

@@ -1,5 +1,5 @@
 --------------------------------------------------------------------------------
- ../../cmd/sed/.libs/qsesed -n -f 001.sed 001.dat </dev/stdin 2>&1 
+ ../../cmd/sed/.libs/qsesed -n -f s001.sed s001.dat </dev/stdin 2>&1 
 --------------------------------------------------------------------------------
 ab...c AAA
 
@@ -15,7 +15,7 @@ pq...r AAA2
 kbs ddd
 dif cccc
 --------------------------------------------------------------------------------
- ../../cmd/sed/.libs/qsesed  -f 002.sed 002.dat </dev/stdin 2>&1 
+ ../../cmd/sed/.libs/qsesed  -f s002.sed s002.dat </dev/stdin 2>&1 
 --------------------------------------------------------------------------------
 ab...c AAA
 
@@ -31,7 +31,7 @@ pq...r AAA2
 kbs ddd
 dif cccc
 --------------------------------------------------------------------------------
- ../../cmd/sed/.libs/qsesed  -f 003.sed 003.dat </dev/stdin 2>&1 
+ ../../cmd/sed/.libs/qsesed  -f s003.sed s003.dat </dev/stdin 2>&1 
 --------------------------------------------------------------------------------
 ab...c AAA
 
@@ -47,7 +47,7 @@ pq...r AAA2
 kbs ddd
 dif cccc
 --------------------------------------------------------------------------------
- ../../cmd/sed/.libs/qsesed  -f 004.sed 004.dat </dev/stdin 2>&1 
+ ../../cmd/sed/.libs/qsesed  -f s004.sed s004.dat </dev/stdin 2>&1 
 --------------------------------------------------------------------------------
 linux {
 HOST: com.com

qse/regress/sed/regress.sh

@@ -49,10 +49,10 @@ TMPFILE="${TMPFILE:=./regress.temp}"
 OUTFILE="${OUTFILE:=./regress.out}"
 
 PROGS="
-	001.sed/001.dat//-n
-	002.sed/002.dat//
-	003.sed/003.dat//
-	004.sed/004.dat//
+	s001.sed/s001.dat//-n
+	s002.sed/s002.dat//
+	s003.sed/s003.dat//
+	s004.sed/s004.dat//
 "
 
 [ -x "${QSESED}" ] || 
@@ -122,7 +122,15 @@ leakcheck)
 		exit 1
 	}
 	run_scripts "${bin_valgrind} --leak-check=full --show-reachable=yes --track-fds=yes" 2>&1 > "${OUTFILE}.test"
-	echo_so "Inspect the '${OUTFILE}.test' file for any memory and file descriptor leaks."
+	x=`grep -Fic "no leaks are possible" "${OUTFILE}.test"`
+	y=`grep -Fic "${bin_valgrind}" "${OUTFILE}.test"`
+	if [ ${x} -eq ${y} ] 
+	then
+		echo_so "(POSSIBLY) no memory leaks detected".
+	else
+		echo_so "(POSSIBLY) some memory leaks detected".
+	fi
+	echo_so "Inspect the '${OUTFILE}.test' file for details"
 	;;
 *)
 	echo_so "USAGE: $0 init"