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strdup the input to putenv to avoid in one case passing a string that is later

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freed and in the other const strings.
This commit is contained in:
Nicholas Marriott
2009-06-25 15:58:58 +00:00
parent 0e95769b43
commit fbcee9f114
2 changed files with 4 additions and 4 deletions
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4
cmd-string.c
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@ -1,4 +1,4 @@
/* $Id: cmd-string.c,v 1.15 2009-05-15 12:58:56 nicm Exp $ */
/* $OpenBSD: cmd-string.c,v 1.2 2009/06/05 07:18:37 nicm Exp $ */
/*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
@ -63,7 +63,7 @@ cmd_string_parse(const char *s, struct cmd_list **cmdlist, char **cause)
if ((t = strchr(s, ' ')) == NULL && (t = strchr(s, '\t')) == NULL)
t = strchr(s, '\0');
if ((u = strchr(s, '=')) != NULL && u < t) {
if (putenv((char *) s) != 0) {
if (putenv(xstrdup(s)) != 0) {
xasprintf(cause, "assignment failed: %s", s);
return (-1);
}