+++ /dev/null
-/* $Id$ */
-
-/* _PDCLIB_strtox_main( const char * *, int, _PDCLIB_uintmax_t, _PDCLIB_uintmax_t, int )
-
- This file is part of the Public Domain C Library (PDCLib).
- Permission is granted to use, modify, and / or redistribute at will.
-*/
-
-#include <ctype.h>
-#include <errno.h>
-#include <string.h>
-#include <stdint.h>
-
-#ifndef REGTEST
-#include <_PDCLIB_int.h>
-_PDCLIB_uintmax_t _PDCLIB_strtox_main( const char ** p, unsigned int base, uintmax_t error, uintmax_t limval, int limdigit, char * sign )
-{
- _PDCLIB_uintmax_t rc = 0;
- int digit = -1;
- const char * x;
- while ( ( x = memchr( _PDCLIB_digits, tolower(**p), base ) ) != NULL )
- {
- digit = x - _PDCLIB_digits;
- if ( ( rc < limval ) || ( ( rc == limval ) && ( digit <= limdigit ) ) )
- {
- rc = rc * base + (unsigned)digit;
- ++(*p);
- }
- else
- {
- errno = ERANGE;
- /* TODO: Only if endptr != NULL - but do we really want *another* parameter? */
- /* TODO: Earlier version was missing tolower() here but was not caught by tests */
- while ( memchr( _PDCLIB_digits, tolower(**p), base ) != NULL ) ++(*p);
- /* TODO: This is ugly, but keeps caller from negating the error value */
- *sign = '+';
- return error;
- }
- }
- if ( digit == -1 )
- {
- *p = NULL;
- return 0;
- }
- return rc;
-}
-#endif
-
-#ifdef TEST
-#include <_PDCLIB_test.h>
-#include <errno.h>
-
-int main( void )
-{
-#ifndef REGTEST
- const char * p;
- char test[] = "123_";
- char fail[] = "xxx";
- char sign = '-';
- /* basic functionality */
- p = test;
- errno = 0;
- TESTCASE( _PDCLIB_strtox_main( &p, 10u, (uintmax_t)999, (uintmax_t)12, 3, &sign ) == 123 );
- TESTCASE( errno == 0 );
- TESTCASE( p == &test[3] );
- /* proper functioning to smaller base */
- p = test;
- TESTCASE( _PDCLIB_strtox_main( &p, 8u, (uintmax_t)999, (uintmax_t)12, 3, &sign ) == 0123 );
- TESTCASE( errno == 0 );
- TESTCASE( p == &test[3] );
- /* overflowing subject sequence must still return proper endptr */
- p = test;
- TESTCASE( _PDCLIB_strtox_main( &p, 4u, (uintmax_t)999, (uintmax_t)1, 2, &sign ) == 999 );
- TESTCASE( errno == ERANGE );
- TESTCASE( p == &test[3] );
- TESTCASE( sign == '+' );
- /* testing conversion failure */
- errno = 0;
- p = fail;
- sign = '-';
- TESTCASE( _PDCLIB_strtox_main( &p, 10u, (uintmax_t)999, (uintmax_t)99, 8, &sign ) == 0 );
- TESTCASE( p == NULL );
-#endif
- return TEST_RESULTS;
-}
-
-#endif