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[BZ #6007]

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2008-03-31  Ulrich Drepper  <drepper@redhat.com>
	[BZ #6007]
	* string/strfry.c: Handle empty strings again.
This commit is contained in:
Ulrich Drepper
2008-03-31 18:30:26 +00:00
parent 4e0b2dbe54
commit 3eb9c80984
2 changed files with 16 additions and 11 deletions
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22
string/strfry.c
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@@ -26,7 +26,6 @@ strfry (char *string)
{
static int init;
static struct random_data rdata;
size_t len, i;
if (!init)
{
@@ -37,17 +36,18 @@ strfry (char *string)
init = 1;
}
len = strlen (string) - 1;
for (i = 0; i < len; ++i)
{
int32_t j;
__random_r (&rdata, &j);
j = j % (len - i) + i;
size_t len = strlen (string);
if (len > 0)
for (size_t i = 0; i < len - 1; ++i)
{
int32_t j;
__random_r (&rdata, &j);
j = j % (len - i) + i;
char c = string[i];
string[i] = string[j];
string[j] = c;
}
char c = string[i];
string[i] = string[j];
string[j] = c;
}
return string;
}