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virsh: allow zero length arguments

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the following command is allowed at shell, we also make it allowed at virsh shell.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
This commit is contained in:
Lai Jiangshan 2010-10-12 15:13:28 +08:00 committed by Eric Blake
parent d9adac3e76
commit cdfe543fc8
1 changed files with 0 additions and 4 deletions
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4
tools/virsh.c
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@ -10339,7 +10339,6 @@ vshCommandGetToken(vshControl *ctl, char *str, char **end, char **res)
int sz = 0;
char *p = str;
char *q = vshStrdup(ctl, str);
char *tkstr = NULL;
*end = NULL;
*res = q;
@ -10373,7 +10372,6 @@ vshCommandGetToken(vshControl *ctl, char *str, char **end, char **res)
} else {
tk = VSH_TK_DATA;
}
tkstr = p; /* begin of token */
}
if (*p == '"') {
@ -10389,8 +10387,6 @@ vshCommandGetToken(vshControl *ctl, char *str, char **end, char **res)
vshError(ctl, "%s", _("missing \""));
return VSH_TK_ERROR;
}
if (tkstr == NULL || *tkstr == '\0' || sz == 0)
return VSH_TK_END;
*q = '\0';
*end = p;