[src/trunk]: src/common/lib/libc/stdlib add strto{i, u} from Kamil Rytarowski ...

To: source-changes-hg%NetBSD.org@localhost
Subject: [src/trunk]: src/common/lib/libc/stdlib add strto{i, u} from Kamil Rytarowski ...
From: christos <christos%NetBSD.org@localhost>
Date: Tue, 07 Apr 2020 04:21:08 +0000
details:   https://anonhg.NetBSD.org/src/rev/e6a2842d72de
branches:  trunk
changeset: 805730:e6a2842d72de
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Jan 16 18:35:28 2015 +0000

description:
add strto{i,u} from Kamil Rytarowski as discussed in tech-userlevel.

diffstat:

 common/lib/libc/stdlib/_strtoi.h |  144 +++++++++++++++++++++++++++++++++++++++
 common/lib/libc/stdlib/strtoi.c  |   62 ++++++++++++++++
 common/lib/libc/stdlib/strtou.c  |   62 ++++++++++++++++
 3 files changed, 268 insertions(+), 0 deletions(-)

diffs (280 lines):

diff -r 48f5d94bd762 -r e6a2842d72de common/lib/libc/stdlib/_strtoi.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/stdlib/_strtoi.h  Fri Jan 16 18:35:28 2015 +0000
@@ -0,0 +1,144 @@
+/*     $NetBSD: _strtoi.h,v 1.1 2015/01/16 18:35:28 christos Exp $     */
+
+/*-
+ * Copyright (c) 1990, 1993
+ *     The 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. 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.
+ *
+ * Original version ID:
+ * NetBSD: src/lib/libc/locale/_wcstoul.h,v 1.2 2003/08/07 16:43:03 agc Exp
+ *
+ * Created by Kamil Rytarowski, based on ID:
+ * NetBSD: src/common/lib/libc/stdlib/_strtoul.h,v 1.7 2013/05/17 12:55:56 joerg Exp
+ */
+
+/*
+ * function template for strtoi and strtou
+ *
+ * parameters:
+ *     _FUNCNAME    : function name
+ *      __TYPE       : return and range limits type
+ *      __WRAPPED    : wrapped function, strtoimax or strtoumax
+ */
+
+#define __WRAPPED_L_(x) x ## _l
+#define __WRAPPED_L__(x) __WRAPPED_L_(x)
+#define __WRAPPED_L __WRAPPED_L__(__WRAPPED)
+
+#if defined(_KERNEL) || defined(_STANDALONE) || \
+    defined(HAVE_NBTOOL_CONFIG_H) || defined(BCS_ONLY)
+__TYPE
+_FUNCNAME(const char * __restrict ptr, char ** __restrict endptr, int base,
+          __TYPE lo, __TYPE hi, int * rstatus)
+#else
+#include <locale.h>
+#include "setlocale_local.h"
+#define INT_FUNCNAME_(pre, name, post) pre ## name ## post
+#define INT_FUNCNAME(pre, name, post)  INT_FUNCNAME_(pre, name, post)
+
+static __TYPE
+INT_FUNCNAME(_int_, _FUNCNAME, _l)(const char * __restrict ptr,
+    char ** __restrict endptr, int base,
+    __TYPE lo, __TYPE hi, int * rstatus, locale_t loc)
+#endif
+{
+#if !defined(_KERNEL) && !defined(_STANDALONE)
+       int serrno;
+#endif
+       __TYPE im;
+       char *ep;
+       int rep;
+
+       _DIAGASSERT(hi >= lo);
+
+       _DIAGASSERT(ptr != NULL);
+       /* endptr may be NULL */
+
+       if (endptr == NULL)
+               endptr = &ep;
+
+       if (rstatus == NULL)
+               rstatus = &rep;
+
+#if !defined(_KERNEL) && !defined(_STANDALONE)
+       serrno = errno;
+       errno = 0;
+#endif
+
+#if defined(_KERNEL) || defined(_STANDALONE) || \
+    defined(HAVE_NBTOOL_CONFIG_H) || defined(BCS_ONLY)
+       im = __WRAPPED(ptr, endptr, base);
+#else
+       im = __WRAPPED_L(ptr, endptr, base, loc);
+#endif
+
+#if !defined(_KERNEL) && !defined(_STANDALONE)
+       *rstatus = errno;
+       errno = serrno;
+#endif
+
+       if (*rstatus == 0) {
+               /* No digits were found */
+               if (ptr == *endptr)
+                       *rstatus = ECANCELED;
+               /* There are further characters after number */
+               else if (**endptr != '\0')
+                       *rstatus = ENOTSUP;
+       }
+
+       if (im < lo) {
+               if (*rstatus == 0)
+                       *rstatus = ERANGE;
+               return lo;
+       }
+       if (im > hi) {
+               if (*rstatus == 0)
+                       *rstatus = ERANGE;
+               return hi;
+       }
+
+       return im;
+}
+
+#if !defined(_KERNEL) && !defined(_STANDALONE) && \
+    !defined(HAVE_NBTOOL_CONFIG_H) && !defined(BCS_ONLY)
+__TYPE
+_FUNCNAME(const char * __restrict ptr, char ** __restrict endptr, int base,
+    __TYPE lo, __TYPE hi, int * rstatus)
+{
+       return INT_FUNCNAME(_int_, _FUNCNAME, _l)(ptr, endptr, base, lo, hi,
+           rstatus, _current_locale());
+}
+
+__TYPE
+INT_FUNCNAME(, _FUNCNAME, _l)(const char * __restrict ptr,
+    char ** __restrict endptr, int base,
+    __TYPE lo, __TYPE hi, int * rstatus, locale_t loc)
+{
+       return INT_FUNCNAME(_int_, _FUNCNAME, _l)(ptr, endptr, base, lo, hi,
+           rstatus, loc);
+}
+#endif
diff -r 48f5d94bd762 -r e6a2842d72de common/lib/libc/stdlib/strtoi.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/stdlib/strtoi.c   Fri Jan 16 18:35:28 2015 +0000
@@ -0,0 +1,62 @@
+/*     $NetBSD: strtoi.c,v 1.1 2015/01/16 18:35:28 christos Exp $      */
+
+/*-
+ * Copyright (c) 2005 The DragonFly Project.  All rights reserved.
+ * Copyright (c) 2003 Citrus Project,
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * Created by Kamil Rytarowski, based on ID:
+ * NetBSD: src/common/lib/libc/stdlib/strtoul.c,v 1.3 2008/08/20 19:58:34 oster Exp
+ */
+
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: strtoi.c,v 1.1 2015/01/16 18:35:28 christos Exp $");
+
+#if defined(_KERNEL)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#elif defined(_STANDALONE)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#include <lib/libsa/stand.h>
+#else
+#include <stddef.h>
+#include <assert.h>
+#include <errno.h>
+#include <inttypes.h>
+#endif
+
+#define        _FUNCNAME       strtoi
+#define        __TYPE          intmax_t
+#define        __WRAPPED       strtoimax
+
+#if !HAVE_STRTOI
+#include "_strtoi.h"
+#endif
diff -r 48f5d94bd762 -r e6a2842d72de common/lib/libc/stdlib/strtou.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/stdlib/strtou.c   Fri Jan 16 18:35:28 2015 +0000
@@ -0,0 +1,62 @@
+/*     $NetBSD: strtou.c,v 1.1 2015/01/16 18:35:28 christos Exp $      */
+
+/*-
+ * Copyright (c) 2005 The DragonFly Project.  All rights reserved.
+ * Copyright (c) 2003 Citrus Project,
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * Created by Kamil Rytarowski, based on ID:
+ * NetBSD: src/common/lib/libc/stdlib/strtoul.c,v 1.3 2008/08/20 19:58:34 oster Exp
+ */
+
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: strtou.c,v 1.1 2015/01/16 18:35:28 christos Exp $");
+
+#if defined(_KERNEL)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#elif defined(_STANDALONE)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#include <lib/libsa/stand.h>
+#else
+#include <stddef.h>
+#include <assert.h>
+#include <errno.h>
+#include <inttypes.h>
+#endif
+
+#define        _FUNCNAME       strtou
+#define        __TYPE          uintmax_t
+#define        __WRAPPED       strtoumax
+
+#if !HAVE_STRTOU
+#include "_strtoi.h"
+#endif
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