X-Git-Url: http://git.tuebingen.mpg.de/?p=gsu.git;a=blobdiff_plain;f=funcs%2Fgsu;h=c2304ca0e9ade6d16daba2a74e8071f3306922aa;hp=36b177afc74c9cc74de5b1860becb738f9f67a60;hb=59a73de1f5e84a87cd1889b50ea9a45c047e70c4;hpb=ad8528c2891cd97edb64e37de79cbff53f4a11df

diff --git a/funcs/gsu b/funcs/gsu
index 36b177a..c2304ca 100644
--- a/funcs/gsu
+++ b/funcs/gsu
@@ -17,7 +17,7 @@ $gsu_errors
 		#echo "a:$a,  b: $b"
 		gsu_error_txt[i]="$b"
 		eval $a=$i
-		i=$((i + 1))
+		i=$(($i + 1))
 	done << EOF
 	$gsu_errors
 EOF
@@ -85,7 +85,7 @@ gsu_err_msg()
 	else
 		txt="${gsu_error_txt[$err]}"
 	fi
-        echo "$gsu_self: $txt" 1>&2
+	gsu_msg "$txt"
 }
 export -f gsu_err_msg
 
@@ -118,11 +118,11 @@ com_help()
 			| sed -e 's/^com_\([a-zA-Z_0-9]\+\)()#*/\1\t/' \
 			| sort \
 			| while read a b; do
-                                echo -en "$a\t"
-                                if test ${#a} -lt 8; then
-                                        echo -en "\t"
-                                fi
-                                echo "$b"
+				printf "$a\t"
+				if test ${#a} -lt 8; then
+					printf "\t"
+				fi
+				echo "$b"
                         done
 		echo
 		gsu_msg "Try $gsu_self help <command> for info on <command>."
@@ -161,8 +161,8 @@ gsu_print_available_commands()
 	gsu_short_msg "Available commands:"
 	for i in $gsu_cmds; do
 		printf "$i"
-		count=$((count + 1))
-		if test $((count % 4)) -eq 0; then
+		count=$(($count + 1))
+		if test $(($count % 4)) -eq 0; then
 			echo
 		else
 			printf "\t"
@@ -178,6 +178,8 @@ export -f gsu_print_available_commands
 
 gsu()
 {
+	local i
+
 	gsu_self="$(basename $0)"
 	gsu_init_errors
 	gsu_available_commands
@@ -191,7 +193,7 @@ gsu()
 	shift
 	for i in $gsu_cmds; do
 		if test "$arg" = "$i"; then
-			com_$arg $*
+			com_$arg "$@"
 			if test $ret -lt 0; then
 				gsu_err_msg
 				exit 1