From dec27025b2daad3680e8bf709cfde743aa01e6ee Mon Sep 17 00:00:00 2001 From: Corinna Vinschen Date: Fri, 6 Jul 2007 20:03:28 +0000 Subject: * libc/include/wchar.h: Declare wcstol, wcstoll, wcstoul, wcstoull, _wcstol_r, _wcstoll_r, _wcstoul_r and _wcstoull_r. * libc/stdlib/Makefile.am (GENERAL_SOURCES): Add wcstol.c and wcstoul.c. (EXTENDED_SOURCES): Add wcstoll.c, wcstoll_r.c, wcstoull.c and wcstoull_r.c. (CHEWOUT_FILES): Add .def files accordingly. * libc/stdlib/Makefile.in: Regenerate. * libc/stdlib/stdlib.tex: Add documentation links for above functions. * libc/stdlib/strtoll.c: Fix portability note. * libc/stdlib/strtoull.c: Ditto. * libc/stdlib/wcstol.c: New file. * libc/stdlib/wcstoll.c: New file. * libc/stdlib/wcstoll_r.c: New file. * libc/stdlib/wcstoul.c: New file. * libc/stdlib/wcstoull.c: New file. * libc/stdlib/wcstoull_r.c: New file. --- newlib/libc/stdlib/wcstoull_r.c | 120 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 120 insertions(+) create mode 100644 newlib/libc/stdlib/wcstoull_r.c (limited to 'newlib/libc/stdlib/wcstoull_r.c') diff --git a/newlib/libc/stdlib/wcstoull_r.c b/newlib/libc/stdlib/wcstoull_r.c new file mode 100644 index 000000000..81dd320d1 --- /dev/null +++ b/newlib/libc/stdlib/wcstoull_r.c @@ -0,0 +1,120 @@ +/* + This code is based on wcstoul.c which has the following copyright. + It is used to convert a wide string into an unsigned long long. + + unsigned long long _wcstoull_r (struct _reent *rptr, const wchar_t *s, + wchar_t **ptr, int base); + +*/ + +/* + * Copyright (c) 1990 Regents of the University of California. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifdef __GNUC__ + +#define _GNU_SOURCE +#include <_ansi.h> +#include +#include +#include +#include +#include + +/* + * Convert a wide string to an unsigned long long integer. + * + * Ignores `locale' stuff. Assumes that the upper and lower case + * alphabets and digits are each contiguous. + */ +unsigned long long +_DEFUN (_wcstoull_r, (rptr, nptr, endptr, base), + struct _reent *rptr _AND + _CONST wchar_t *nptr _AND + wchar_t **endptr _AND + int base) +{ + register const wchar_t *s = nptr; + register unsigned long long acc; + register int c; + register unsigned long long cutoff; + register int neg = 0, any, cutlim; + + /* + * See strtol for comments as to the logic used. + */ + do { + c = *s++; + } while (iswspace(c)); + if (c == L'-') { + neg = 1; + c = *s++; + } else if (c == L'+') + c = *s++; + if ((base == 0 || base == 16) && + c == L'0' && (*s == L'x' || *s == L'X')) { + c = s[1]; + s += 2; + base = 16; + } + if (base == 0) + base = c == L'0' ? 8 : 10; + cutoff = (unsigned long long)ULONG_LONG_MAX / (unsigned long long)base; + cutlim = (unsigned long long)ULONG_LONG_MAX % (unsigned long long)base; + for (acc = 0, any = 0;; c = *s++) { + if (iswdigit(c)) + c -= L'0'; + else if (iswalpha(c)) + c -= iswupper(c) ? L'A' - 10 : L'a' - 10; + else + break; + if (c >= base) + break; + if (any < 0 || acc > cutoff || (acc == cutoff && c > cutlim)) + any = -1; + else { + any = 1; + acc *= base; + acc += c; + } + } + if (any < 0) { + acc = ULONG_LONG_MAX; + rptr->_errno = ERANGE; + } else if (neg) + acc = -acc; + if (endptr != 0) + *endptr = (wchar_t *) (any ? s - 1 : nptr); + return (acc); +} + +#endif /* __GNUC__ */ -- cgit v1.2.3