From fdd7679fea1fd71b24563a472a1f3fe87c2f3b98 Mon Sep 17 00:00:00 2001
From: Markus Armbruster <armbru@pond.sub.org>
Date: Sat, 21 Feb 2004 10:18:18 +0000
Subject: [PATCH] (parse): Trailing whitespace was interpreted as an another
 (empty) argument.  Ignore it.

---
 src/lib/gen/parse.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/lib/gen/parse.c b/src/lib/gen/parse.c
index e978b155..2b708c66 100644
--- a/src/lib/gen/parse.c
+++ b/src/lib/gen/parse.c
@@ -61,14 +61,12 @@ parse(register s_char *buf, s_char **argpp, s_char **condp, s_char *space,
     if (condp != 0)
 	*condp = 0;
     for (argnum = 0; *buf && argnum < 100;) {
-	arg[argnum] = bp1;
-	argnum++;
 	while (isspace(*buf))
 	    buf++;
+	if (!*buf)
+	    break;
 	if (redir && (*buf == '>' || *buf == '|')) {
 	    *redir = buf;
-	    argnum--;
-	    arg[argnum] = 0;
 	    break;
 	}
 	quoted = 0;
@@ -87,7 +85,9 @@ parse(register s_char *buf, s_char **argpp, s_char **condp, s_char *space,
 	*bp1++ = 0;
 	if (*bp2 == '?' && condp != 0) {
 	    *condp = bp2 + 1;
-	    argnum--;
+	} else {
+	    arg[argnum] = bp2;
+	    argnum++;
 	}
     }
     arg[argnum] = 0;