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Skip exec on cmds. Also use xmemstrdup where appropriate.
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@@ -1,4 +1,4 @@
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/* $Id: xmalloc.c,v 1.3 2007-09-29 14:25:49 nicm Exp $ */
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/* $Id: xmalloc.c,v 1.4 2007-10-03 13:07:42 nicm Exp $ */
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/*
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* Copyright (c) 2004 Nicholas Marriott <nicm@users.sourceforge.net>
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@@ -75,7 +75,8 @@ xmemstrdup(const char *buf, size_t len)
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char *s;
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s = xmalloc(len + 1);
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memcpy(s, buf, len);
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if (len > 0)
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memcpy(s, buf, len);
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s[len] = '\0';
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return (s);
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