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Simplify getulong

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Use strtoul to read an unsigned long, rather than reading
a signed long long and casting it.

https://bugzilla.suse.com/show_bug.cgi?id=979282
This commit is contained in:
Sebastian Krahmer 2016-08-03 11:51:07 -05:00 committed by Serge Hallyn
parent 7f5a14817d
commit 1d5a926cc2
1 changed files with 3 additions and 6 deletions
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9
lib/getulong.c
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@ -44,22 +44,19 @@
*/
int getulong (const char *numstr, /*@out@*/unsigned long int *result)
{
long long int val;
unsigned long int val;
char *endptr;
errno = 0;
val = strtoll (numstr, &endptr, 0);
val = strtoul (numstr, &endptr, 0);
if ( ('\0' == *numstr)
|| ('\0' != *endptr)
|| (ERANGE == errno)
/*@+ignoresigns@*/
|| (val != (unsigned long int)val)
/*@=ignoresigns@*/
) {
return 0;
}
*result = (unsigned long int)val;
*result = val;
return 1;
}