public inbox for newlib-cvs@sourceware.org
help / color / mirror / Atom feed
* [newlib-cygwin] Importing wcstoumax inttypes method from FreeBSD.
@ 2017-08-02 11:03 Corinna Vinschen
0 siblings, 0 replies; only message in thread
From: Corinna Vinschen @ 2017-08-02 11:03 UTC (permalink / raw)
To: newlib-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=a1c2491f70a5f232ab6a477e9575fdd90336a1bb
commit a1c2491f70a5f232ab6a477e9575fdd90336a1bb
Author: Aditya Upadhyay <aadit0402@gmail.com>
Date: Wed Aug 2 08:51:20 2017 +0530
Importing wcstoumax inttypes method from FreeBSD.
Diff:
---
newlib/libc/include/inttypes.h | 2 +
newlib/libc/stdlib/Makefile.am | 1 +
newlib/libc/stdlib/wcstoumax.c | 157 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 160 insertions(+)
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index 8ec05fb..694ba8f 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -329,11 +329,13 @@ extern uintmax_t _strtoumax_r(struct _reent *, const char *__restrict, char **__
extern intmax_t wcstoimax(const wchar_t *__restrict, wchar_t **__restrict, int);
extern intmax_t _wcstoimax_r(struct _reent *, const wchar_t *__restrict, wchar_t **__restrict, int);
extern uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
+extern uintmax_t _wcstoumax_r(struct _reent *, const wchar_t *__restrict, wchar_t **__restrict, int);
#if __BSD_VISIBLE
extern intmax_t strtoimax_l(const char *__restrict, char **_restrict, int, locale_t);
extern uintmax_t strtoumax_l(const char *__restrict, char **_restrict, int, locale_t);
extern intmax_t wcstoimax_l(const wchar_t *__restrict, wchar_t **_restrict, int, locale_t);
+extern uintmax_t wcstoumax_l(const wchar_t *__restrict, wchar_t **_restrict, int, locale_t);
#endif
#ifdef __cplusplus
diff --git a/newlib/libc/stdlib/Makefile.am b/newlib/libc/stdlib/Makefile.am
index b687c0f..f9bab0b 100644
--- a/newlib/libc/stdlib/Makefile.am
+++ b/newlib/libc/stdlib/Makefile.am
@@ -69,6 +69,7 @@ GENERAL_SOURCES = \
wcstoimax.c \
wcstol.c \
wcstoul.c \
+ wcstoumax.c \
wcstombs.c \
wcstombs_r.c \
wctomb.c \
diff --git a/newlib/libc/stdlib/wcstoumax.c b/newlib/libc/stdlib/wcstoumax.c
new file mode 100644
index 0000000..17b5275
--- /dev/null
+++ b/newlib/libc/stdlib/wcstoumax.c
@@ -0,0 +1,157 @@
+/*-
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Copyright (c) 2011 The FreeBSD Foundation
+ * All rights reserved.
+ * Portions of this software were developed by David Chisnall
+ * under sponsorship from the FreeBSD Foundation.
+ *
+ * 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. 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.
+ */
+
+#include <sys/cdefs.h>
+#if 0
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "from @(#)strtoul.c 8.1 (Berkeley) 6/4/93";
+#endif /* LIBC_SCCS and not lint */
+__FBSDID("FreeBSD: src/lib/libc/stdlib/strtoumax.c,v 1.8 2002/09/06 11:23:59 tjr Exp ");
+#endif
+__FBSDID("$FreeBSD: head/lib/libc/locale/wcstoumax.c 314436 2017-02-28 23:42:47Z imp $");
+
+#include <errno.h>
+#include <inttypes.h>
+#include <stdlib.h>
+#include <wchar.h>
+#include <wctype.h>
+#include <stdint.h>
+#include <reent.h>
+#include "../locale/setlocale.h"
+
+/*
+ * Convert a wide character string to a uintmax_t integer.
+ */
+
+/*
+ *Reentrant version of wcstoumax.
+ */
+static uintmax_t
+_wcstoumax_l(struct _reent *rptr,const wchar_t * __restrict nptr,
+ wchar_t ** __restrict endptr, int base, locale_t loc)
+{
+ const wchar_t *s = nptr;
+ uintmax_t acc;
+ wchar_t c;
+ uintmax_t cutoff;
+ int neg = 0, any, cutlim;
+
+ /*
+ * See strtoimax for comments as to the logic used.
+ */
+ do {
+ c = *s++;
+ } while (iswspace_l(c, loc));
+ if (c == L'-') {
+ neg = 1;
+ c = *s++;
+ } else {
+ neg = 0;
+ 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;
+ acc = any = 0;
+ if (base < 2 || base > 36)
+ goto noconv;
+
+ cutoff = UINTMAX_MAX / base;
+ cutlim = UINTMAX_MAX % base;
+ for ( ; ; c = *s++) {
+#ifdef notyet
+ if (iswdigit_l(c, loc))
+ c = digittoint_l(c, loc);
+ else
+#endif
+ if (c >= L'0' && c <= L'9')
+ c -= L'0';
+ else if (c >= L'A' && c <= L'Z')
+ c -= L'A' - 10;
+ else if (c >= L'a' && c <= L'z')
+ c -= 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 = UINTMAX_MAX;
+ rptr->_errno = ERANGE;
+ } else if (!any) {
+noconv:
+ rptr->_errno = EINVAL;
+ } else if (neg)
+ acc = -acc;
+ if (endptr != NULL)
+ *endptr = (wchar_t *)(any ? s - 1 : nptr);
+ return (acc);
+}
+
+uintmax_t
+_wcstoumax_r(struct _reent *rptr, const wchar_t *__restrict nptr,
+ wchar_t **__restrict endptr, int base)
+{
+ return _wcstoumax_l(rptr, nptr, endptr, base, __get_current_locale());
+}
+
+#ifndef _REENT_ONLY
+
+uintmax_t
+wcstoumax_l(const wchar_t * __restrict nptr, wchar_t ** __restrict endptr,
+ int base, locale_t loc)
+{
+ return _wcstoumax_l(_REENT, nptr, endptr, base, loc);
+}
+
+uintmax_t
+wcstoumax(const wchar_t* __restrict nptr, wchar_t** __restrict endptr, int base)
+{
+ return _wcstoumax_l(_REENT, nptr, endptr, base, __get_current_locale());
+}
+
+#endif
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2017-08-02 11:03 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-08-02 11:03 [newlib-cygwin] Importing wcstoumax inttypes method from FreeBSD Corinna Vinschen
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).