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Remove cast from from_header

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* src/list.c (from_header): Reword to avoid a cast
to unsigned char.
This commit is contained in:
Paul Eggert
2024-08-12 23:26:41 -07:00
parent c9a3abcbe7
commit b201a37421
1 changed files with 5 additions and 3 deletions
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8
src/list.c
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@@ -830,7 +830,6 @@ from_header (char const *where0, size_t digs, char const *type,
/* Parse base-64 output produced only by tar test versions
1.13.6 (1999-08-11) through 1.13.11 (1999-08-23).
Support for this will be withdrawn in future releases. */
int dig;
if (!silent)
{
static bool warned_once;
@@ -841,9 +840,12 @@ from_header (char const *where0, size_t digs, char const *type,
}
}
negative = *where++ == '-';
while (where != lim
&& (dig = base64_map[(unsigned char) *where]) < 64)
while (where != lim)
{
unsigned char uc = *where;
int dig = base64_map[uc];
if (64 <= dig)
break;
if (ckd_mul (&value, value, 64))
{
if (type && !silent)