* Copyright (c) 1988 Regents of the University of California.
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)strtol.c 5.1 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
strtol(ascii
, endp
, base
)
for (; isascii(*ascii
) && isspace(*ascii
); ++ascii
);
else if (*ascii
== '-') {
* ``If base is positive, but not greater than 36, it is used as
* the base for the conversion.''
* -- The UNIX System User's Manual, 1986
if ((unsigned int)base
> 36)
if (*ascii
== 'X' || *ascii
== 'x') {
else if (base
== 16 && *ascii
== '0' &&
(*++ascii
== 'X' || *ascii
== 'x'))
for (val
= 0; isascii(c
= *ascii
) && isalnum(c
); ++ascii
) {
return(negative
? -val
: val
);