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Re: Importing inttypes methods
I have declared all *_l methods within __BSD_VISIBLE guard in
inttypes.h. I am attaching the patches for rest of the inttypes
methods. Please review the same. Also i have tried to make the line
length < 80 in inttypes.h file.
Thanks & Regards,
Aditya
On Sat, Jul 29, 2017 at 7:27 PM, Aditya Upadhyay <aadit0402@gmail.com> wrote:
> Yes,
> I am following the direction.
>
> Regards.
> Aditya Upadhyay
>
> On Sat, Jul 29, 2017 at 6:10 PM, Gedare Bloom <gedare@rtems.org> wrote:
>> On Fri, Jul 28, 2017 at 2:29 PM, Corinna Vinschen <vinschen@redhat.com> wrote:
>>> On Jul 28 10:28, Gedare Bloom wrote:
>>>> On Fri, Jul 28, 2017 at 9:08 AM, Corinna Vinschen <vinschen@redhat.com> wrote:
>>>> > On Jul 28 07:40, Gedare Bloom wrote:
>>>> >> Corinna, good catch. I mentioned this issue to Joel but it dropped out
>>>> >> the bottom some how. Is it only (for example) the strtoimax_l() that
>>>> >> needs to be guarded, or also the _strtoimax_l? (I suspect only the
>>>> >> strtoimax_l, but want to be clear before the next round of patches
>>>> >> lands here.)
>>>> >
>>>> > The reentrant prototypes use locale_t, so they depend on including
>>>> > xlocale.h, too. It's a bit uncommon but the simplest solution.
>>>> >
>>>> Since the non-reentrant version (e.g., strtoimax) wraps the re-entrant
>>>> one, then there is no support unless locale is available. Would it be
>>>> better to have a non-reentrant, nonolocale implementation in tandem
>>>> with the reentrant one, or do we not worry about it and don't support
>>>> these functions at all unless the POSIX_SOURCE is set properly and
>>>> BSD_VISIBLE?
>>>
>>> Good catch on your side, I really had to look it up now. Here's how it
>>> is in the other, similar cases like strtol:
>>>
>>> There are actually four functions:
>>>
>>> strtol
>>> strtol_l
>>> _strtol_r
>>> _strtol_l
>>>
>>> _strtol_l is the internal implementation and *static*. _strtol_r
>>> is the exported reentrant function and consequentially not having
>>> the locale_t parameter.
>>>
>>> So, why not just keep it at that for now with strtoimax, etc? It only
>>> requires minimal changes and nobody using the reentrant functions
>>> actually asked for a reentrant function with thread-local locale
>>> parameter yet :}
>>>
>>> As a result, the guards for the exported reentrant functions are not
>>> required.
>>>
>> OK. Aditya please pursue this direction for implementation. It will
>> take a bit more refactoring to get it right.
>>
>>>
>>> Corinna
>>>
>>> --
>>> Corinna Vinschen
>>> Cygwin Maintainer
>>> Red Hat
From 4846bf131a1b8eed9f5f65da8688427710581d33 Mon Sep 17 00:00:00 2001
From: Aditya Upadhyay <aadit0402@gmail.com>
Date: Sun, 30 Jul 2017 13:54:31 +0530
Subject: [PATCH 1/4] Importing strtoimax inttypes method from FreeBSD.
---
newlib/libc/include/inttypes.h | 13 ++++
newlib/libc/stdlib/Makefile.am | 1 +
newlib/libc/stdlib/strtoimax.c | 156 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 170 insertions(+)
create mode 100644 newlib/libc/stdlib/strtoimax.c
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index 25c6e99..fee9a1b 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -16,10 +16,15 @@
#include <newlib.h>
#include <sys/config.h>
#include <sys/_intsup.h>
+#include "_ansi.h"
#include <stdint.h>
#define __need_wchar_t
#include <stddef.h>
+#if __BSD_VISIBLE
+#include <xlocale.h>
+#endif
+
#define __STRINGIFY(a) #a
/* 8-bit types */
@@ -309,13 +314,21 @@ typedef struct {
intmax_t rem;
} imaxdiv_t;
+struct _reent;
+
#ifdef __cplusplus
extern "C" {
#endif
+#if __BSD_VISIBLE
+extern intmax_t strtoimax_l(const char *__restrict, char **_restrict,
+ int, locale_t);
+#endif
extern intmax_t imaxabs(intmax_t j);
extern imaxdiv_t imaxdiv(intmax_t numer, intmax_t denomer);
extern intmax_t strtoimax(const char *__restrict, char **__restrict, int);
+extern intmax_t _strtoimax_l(struct _reent *, const char *__restrict,
+ char **__restrict, int, locale_t);
extern uintmax_t strtoumax(const char *__restrict, char **__restrict, int);
extern intmax_t wcstoimax(const wchar_t *__restrict, wchar_t **__restrict, int);
extern uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
diff --git a/newlib/libc/stdlib/Makefile.am b/newlib/libc/stdlib/Makefile.am
index 7aaa7fd..64a9d43 100644
--- a/newlib/libc/stdlib/Makefile.am
+++ b/newlib/libc/stdlib/Makefile.am
@@ -59,6 +59,7 @@ GENERAL_SOURCES = \
sb_charsets.c \
strtod.c \
strtodg.c \
+ strtoimax.c \
strtol.c \
strtorx.c \
strtoul.c \
diff --git a/newlib/libc/stdlib/strtoimax.c b/newlib/libc/stdlib/strtoimax.c
new file mode 100644
index 0000000..e7f0d32
--- /dev/null
+++ b/newlib/libc/stdlib/strtoimax.c
@@ -0,0 +1,156 @@
+/*-
+ * 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "from @(#)strtol.c 8.1 (Berkeley) 6/4/93";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: head/lib/libc/stdlib/strtoimax.c 251672 2013-06-13 00:19:30Z emaste $");
+
+#include <ctype.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <reent.h>
+#include "../locale/setlocale.h"
+
+/*
+ * Convert a string to an intmax_t integer.
+ *
+ * Assumes that the upper and lower case
+ * alphabets and digits are each contiguous.
+ */
+
+/*
+ *Reentrant version of strtoimax.
+ */
+intmax_t
+_strtoimax_l(struct _reent *rptr, const char * __restrict nptr,
+ char ** __restrict endptr, int base, locale_t loc)
+{
+ const char *s = (const unsigned char *)nptr;
+ uintmax_t acc;
+ char c;
+ uintmax_t cutoff;
+ int neg = 0, any, cutlim;
+
+ /*
+ * Skip white space and pick up leading +/- sign if any.
+ * If base is 0, allow 0x for hex and 0 for octal, else
+ * assume decimal; if base is already 16, allow 0x.
+ */
+ do {
+ c = *s++;
+ } while (isspace_l(c, loc));
+ if (c == '-') {
+ neg = 1;
+ c = *s++;
+ } else {
+ neg = 0;
+ if (c == '+')
+ c = *s++;
+ }
+ if ((base == 0 || base == 16) &&
+ c == '0' && (*s == 'x' || *s == 'X')) {
+ c = s[1];
+ s += 2;
+ base = 16;
+ }
+ if (base == 0)
+ base = c == '0' ? 8 : 10;
+
+ /*
+ * Compute the cutoff value between legal numbers and illegal
+ * numbers. That is the largest legal value, divided by the
+ * base. An input number that is greater than this value, if
+ * followed by a legal input character, is too big. One that
+ * is equal to this value may be valid or not; the limit
+ * between valid and invalid numbers is then based on the last
+ * digit. For instance, if the range for intmax_t is
+ * [-9223372036854775808..9223372036854775807] and the input base
+ * is 10, cutoff will be set to 922337203685477580 and cutlim to
+ * either 7 (neg==0) or 8 (neg==1), meaning that if we have
+ * accumulated a value > 922337203685477580, or equal but the
+ * next digit is > 7 (or 8), the number is too big, and we will
+ * return a range error.
+ *
+ * Set 'any' if any `digits' consumed; make it negative to indicate
+ * overflow.
+ */
+ cutoff = neg ? -(uintmax_t)INTMAX_MIN : INTMAX_MAX;
+ cutlim = cutoff % base;
+ cutoff /= base;
+ for ( ; ; c = *s++) {
+ if (c >= '0' && c <= '9')
+ c -= '0';
+ else if (c >= 'A' && c <= 'Z')
+ c -= 'A' - 10;
+ else if (c >= 'a' && c <= 'z')
+ c -= '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 = neg ? INTMAX_MIN : INTMAX_MAX;
+ rptr->_errno = ERANGE;
+ } else if (!any) {
+noconv:
+ rptr->_errno = EINVAL;
+ } else if (neg)
+ acc = -acc;
+ if (endptr != NULL)
+ *endptr = (char *)(any ? s - 1 : nptr);
+ return (acc);
+}
+intmax_t
+strtoimax_l(const char * __restrict nptr, char ** __restrict endptr, int base,
+ locale_t loc)
+{
+ return _strtoimax_l(_REENT, nptr, endptr, base, loc);
+}
+intmax_t
+strtoimax(const char* __restrict nptr, char** __restrict endptr, int base)
+{
+ return _strtoimax_l(_REENT, nptr, endptr, base, __get_current_locale());
+}
--
2.7.4
From 6dde71902bf969394a84deac4a59622b519c81b4 Mon Sep 17 00:00:00 2001
From: Aditya Upadhyay <aadit0402@gmail.com>
Date: Sun, 30 Jul 2017 13:59:02 +0530
Subject: [PATCH 2/4] Importing strtoumax inttypes method from FreeBSD.
---
newlib/libc/include/inttypes.h | 4 ++
newlib/libc/stdlib/Makefile.am | 1 +
newlib/libc/stdlib/strtoumax.c | 138 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 143 insertions(+)
create mode 100644 newlib/libc/stdlib/strtoumax.c
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index fee9a1b..6d0138e 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -323,6 +323,8 @@ extern "C" {
#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);
#endif
extern intmax_t imaxabs(intmax_t j);
extern imaxdiv_t imaxdiv(intmax_t numer, intmax_t denomer);
@@ -330,6 +332,8 @@ extern intmax_t strtoimax(const char *__restrict, char **__restrict, int);
extern intmax_t _strtoimax_l(struct _reent *, const char *__restrict,
char **__restrict, int, locale_t);
extern uintmax_t strtoumax(const char *__restrict, char **__restrict, int);
+extern uintmax_t _strtoumax_l(struct _reent *, const char *__restrict,
+ char **__restrict, int, locale_t);
extern intmax_t wcstoimax(const wchar_t *__restrict, wchar_t **__restrict, int);
extern uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
diff --git a/newlib/libc/stdlib/Makefile.am b/newlib/libc/stdlib/Makefile.am
index 64a9d43..1ccd2c4 100644
--- a/newlib/libc/stdlib/Makefile.am
+++ b/newlib/libc/stdlib/Makefile.am
@@ -63,6 +63,7 @@ GENERAL_SOURCES = \
strtol.c \
strtorx.c \
strtoul.c \
+ strtoumax.c \
utoa.c \
wcstod.c \
wcstol.c \
diff --git a/newlib/libc/stdlib/strtoumax.c b/newlib/libc/stdlib/strtoumax.c
new file mode 100644
index 0000000..b2426a5
--- /dev/null
+++ b/newlib/libc/stdlib/strtoumax.c
@@ -0,0 +1,138 @@
+/*-
+ * 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "from @(#)strtoul.c 8.1 (Berkeley) 6/4/93";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: head/lib/libc/stdlib/strtoumax.c 251672 2013-06-13 00:19:30Z emaste $");
+
+#include <ctype.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <reent.h>
+#include "../locale/setlocale.h"
+
+/*
+ * Convert a string to a uintmax_t integer.
+ *
+ * Assumes that the upper and lower case
+ * alphabets and digits are each contiguous.
+ */
+
+/*
+ *Reentrant version of strtoumax.
+ */
+uintmax_t
+_strtoumax_l(struct _reent *rptr, const char * __restrict nptr,
+ char ** __restrict endptr, int base, locale_t loc)
+{
+ const char *s = (const unsigned char *)nptr;
+ uintmax_t acc;
+ char c;
+ uintmax_t cutoff;
+ int neg = 0, any, cutlim;
+
+ /*
+ * See strtoimax for comments as to the logic used.
+ */
+ do {
+ c = *s++;
+ } while (isspace_l(c, loc));
+ if (c == '-') {
+ neg = 1;
+ c = *s++;
+ } else {
+ neg = 0;
+ if (c == '+')
+ c = *s++;
+ }
+ if ((base == 0 || base == 16) &&
+ c == '0' && (*s == 'x' || *s == 'X')) {
+ c = s[1];
+ s += 2;
+ base = 16;
+ }
+ if (base == 0)
+ base = c == '0' ? 8 : 10;
+ acc = any = 0;
+ if (base < 2 || base > 36)
+ goto noconv;
+
+ cutoff = UINTMAX_MAX / base;
+ cutlim = UINTMAX_MAX % base;
+ for ( ; ; c = *s++) {
+ if (c >= '0' && c <= '9')
+ c -= '0';
+ else if (c >= 'A' && c <= 'Z')
+ c -= 'A' - 10;
+ else if (c >= 'a' && c <= 'z')
+ c -= '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 = (char *)(any ? s - 1 : nptr);
+ return (acc);
+}
+uintmax_t
+strtoumax_l(const char * __restrict nptr, char ** __restrict endptr, int base,
+ locale_t loc)
+{
+ return _strtoumax_l(_REENT, nptr, endptr, base, loc);
+}
+uintmax_t
+strtoumax(const char* __restrict nptr, char** __restrict endptr, int base)
+{
+ return _strtoumax_l(_REENT, nptr, endptr, base, __get_current_locale());
+}
--
2.7.4
From 2dd021f157ed893fa83a3a7db7b2e4cc806f89bb Mon Sep 17 00:00:00 2001
From: Aditya Upadhyay <aadit0402@gmail.com>
Date: Sun, 30 Jul 2017 14:02:22 +0530
Subject: [PATCH 3/4] Importing wcstoimax inttypes method from FreeBSD.
---
newlib/libc/include/inttypes.h | 4 ++
newlib/libc/stdlib/Makefile.am | 1 +
newlib/libc/stdlib/wcstoimax.c | 145 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 150 insertions(+)
create mode 100644 newlib/libc/stdlib/wcstoimax.c
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index 6d0138e..286c061 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -325,6 +325,8 @@ 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);
#endif
extern intmax_t imaxabs(intmax_t j);
extern imaxdiv_t imaxdiv(intmax_t numer, intmax_t denomer);
@@ -335,6 +337,8 @@ extern uintmax_t strtoumax(const char *__restrict, char **__restrict, int);
extern uintmax_t _strtoumax_l(struct _reent *, const char *__restrict,
char **__restrict, int, locale_t);
extern intmax_t wcstoimax(const wchar_t *__restrict, wchar_t **__restrict, int);
+extern intmax_t _wcstoimax_l(struct _reent *, const wchar_t *__restrict,
+ wchar_t **__restrict, int, locale_t);
extern uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
#ifdef __cplusplus
diff --git a/newlib/libc/stdlib/Makefile.am b/newlib/libc/stdlib/Makefile.am
index 1ccd2c4..b687c0f 100644
--- a/newlib/libc/stdlib/Makefile.am
+++ b/newlib/libc/stdlib/Makefile.am
@@ -66,6 +66,7 @@ GENERAL_SOURCES = \
strtoumax.c \
utoa.c \
wcstod.c \
+ wcstoimax.c \
wcstol.c \
wcstoul.c \
wcstombs.c \
diff --git a/newlib/libc/stdlib/wcstoimax.c b/newlib/libc/stdlib/wcstoimax.c
new file mode 100644
index 0000000..dd350e6
--- /dev/null
+++ b/newlib/libc/stdlib/wcstoimax.c
@@ -0,0 +1,145 @@
+/*-
+ * 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 @(#)strtol.c 8.1 (Berkeley) 6/4/93";
+#endif /* LIBC_SCCS and not lint */
+__FBSDID("FreeBSD: src/lib/libc/stdlib/strtoimax.c,v 1.8 2002/09/06 11:23:59 tjr Exp ");
+#endif
+__FBSDID("$FreeBSD: head/lib/libc/locale/wcstoimax.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 <reent.h>
+#include <stdint.h>
+#include "../locale/setlocale.h"
+
+/*
+ * Convert a wide character string to an intmax_t integer.
+ */
+
+/*
+ *Reentrant version of wcstoimax.
+ */
+intmax_t
+_wcstoimax_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 = neg ? -(uintmax_t)INTMAX_MIN : INTMAX_MAX;
+ cutlim = cutoff % base;
+ cutoff /= 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 >= 'a' && c <= '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 = neg ? INTMAX_MIN : INTMAX_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);
+}
+intmax_t
+wcstoimax_l(const wchar_t * __restrict nptr, wchar_t ** __restrict endptr,
+ int base, locale_t loc)
+{
+ return _wcstoimax_l(_REENT, nptr, endptr, base, loc);
+}
+intmax_t
+wcstoimax(const wchar_t* __restrict nptr, wchar_t** __restrict endptr, int base)
+{
+ return _wcstoimax_l(_REENT, nptr, endptr, base, __get_current_locale());
+}
--
2.7.4
From 3aa41b6e9904f9a0a11d2c25787e4228b0d461b1 Mon Sep 17 00:00:00 2001
From: Aditya Upadhyay <aadit0402@gmail.com>
Date: Sun, 30 Jul 2017 14:06:39 +0530
Subject: [PATCH 4/4] Importing wcstoumax inttypes method from FreeBSD.
---
newlib/libc/include/inttypes.h | 4 ++
newlib/libc/stdlib/Makefile.am | 1 +
newlib/libc/stdlib/wcstoumax.c | 144 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 149 insertions(+)
create mode 100644 newlib/libc/stdlib/wcstoumax.c
diff --git a/newlib/libc/include/inttypes.h b/newlib/libc/include/inttypes.h
index 286c061..a661a86 100644
--- a/newlib/libc/include/inttypes.h
+++ b/newlib/libc/include/inttypes.h
@@ -327,6 +327,8 @@ 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
extern intmax_t imaxabs(intmax_t j);
extern imaxdiv_t imaxdiv(intmax_t numer, intmax_t denomer);
@@ -340,6 +342,8 @@ extern intmax_t wcstoimax(const wchar_t *__restrict, wchar_t **__restrict, int)
extern intmax_t _wcstoimax_l(struct _reent *, const wchar_t *__restrict,
wchar_t **__restrict, int, locale_t);
extern uintmax_t wcstoumax(const wchar_t *__restrict, wchar_t **__restrict, int);
+extern uintmax_t _wcstoumax_l(struct _reent *, const wchar_t *__restrict,
+ wchar_t **__restrict, int, locale_t);
#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..dfa25bd
--- /dev/null
+++ b/newlib/libc/stdlib/wcstoumax.c
@@ -0,0 +1,144 @@
+/*-
+ * 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.
+ */
+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_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());
+}
--
2.7.4