llvm-project/libcxx/include/__support/ibm/xlocale.h

330 lines
6.9 KiB
C++

// -*- C++ -*-
//===-----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_SUPPORT_IBM_XLOCALE_H
#define _LIBCPP_SUPPORT_IBM_XLOCALE_H
#include <stdarg.h>
#include <__support/ibm/locale_mgmt_aix.h>
#include <__support/ibm/locale_mgmt_zos.h>
#include "cstdlib"
#ifdef __cplusplus
extern "C" {
#endif
#if defined(_AIX)
#if !defined(_AIX71)
// AIX 7.1 and higher has these definitions. Definitions and stubs
// are provied here as a temporary workaround on AIX 6.1.
static inline
int isalnum_l(int c, locale_t locale)
{
return __xisalnum(locale, c);
}
static inline
int isalpha_l(int c, locale_t locale)
{
return __xisalpha(locale, c);
}
static inline
int isblank_l(int c, locale_t locale)
{
return __xisblank(locale, c);
}
static inline
int iscntrl_l(int c, locale_t locale)
{
return __xiscntrl(locale, c);
}
static inline
int isdigit_l(int c, locale_t locale)
{
return __xisdigit(locale, c);
}
static inline
int isgraph_l(int c, locale_t locale)
{
return __xisgraph(locale, c);
}
static inline
int islower_l(int c, locale_t locale)
{
return __xislower(locale, c);
}
static inline
int isprint_l(int c, locale_t locale)
{
return __xisprint(locale, c);
}
static inline
int ispunct_l(int c, locale_t locale)
{
return __xispunct(locale, c);
}
static inline
int isspace_l(int c, locale_t locale)
{
return __xisspace(locale, c);
}
static inline
int isupper_l(int c, locale_t locale)
{
return __xisupper(locale, c);
}
static inline
int isxdigit_l(int c, locale_t locale)
{
return __xisxdigit(locale, c);
}
static inline
int iswalnum_l(wchar_t wc, locale_t locale)
{
return __xiswalnum(locale, wc);
}
static inline
int iswalpha_l(wchar_t wc, locale_t locale)
{
return __xiswalpha(locale, wc);
}
static inline
int iswblank_l(wchar_t wc, locale_t locale)
{
return __xiswblank(locale, wc);
}
static inline
int iswcntrl_l(wchar_t wc, locale_t locale)
{
return __xiswcntrl(locale, wc);
}
static inline
int iswdigit_l(wchar_t wc, locale_t locale)
{
return __xiswdigit(locale, wc);
}
static inline
int iswgraph_l(wchar_t wc, locale_t locale)
{
return __xiswgraph(locale, wc);
}
static inline
int iswlower_l(wchar_t wc, locale_t locale)
{
return __xiswlower(locale, wc);
}
static inline
int iswprint_l(wchar_t wc, locale_t locale)
{
return __xiswprint(locale, wc);
}
static inline
int iswpunct_l(wchar_t wc, locale_t locale)
{
return __xiswpunct(locale, wc);
}
static inline
int iswspace_l(wchar_t wc, locale_t locale)
{
return __xiswspace(locale, wc);
}
static inline
int iswupper_l(wchar_t wc, locale_t locale)
{
return __xiswupper(locale, wc);
}
static inline
int iswxdigit_l(wchar_t wc, locale_t locale)
{
return __xiswxdigit(locale, wc);
}
static inline
int iswctype_l(wint_t wc, wctype_t desc, locale_t locale)
{
return __xiswctype(locale, wc, desc);
}
static inline
int toupper_l(int c, locale_t locale)
{
return __xtoupper(locale, c);
}
static inline
int tolower_l(int c, locale_t locale)
{
return __xtolower(locale, c);
}
static inline
wint_t towupper_l(wint_t wc, locale_t locale)
{
return __xtowupper(locale, wc);
}
static inline
wint_t towlower_l(wint_t wc, locale_t locale)
{
return __xtowlower(locale, wc);
}
static inline
int strcoll_l(const char *__s1, const char *__s2, locale_t locale)
{
return __xstrcoll(locale, __s1, __s2);
}
static inline
int wcscoll_l(const wchar_t *__s1, const wchar_t *__s2, locale_t locale)
{
return __xwcscoll(locale, __s1, __s2);
}
static inline
size_t strxfrm_l(char *__s1, const char *__s2, size_t __n, locale_t locale)
{
return __xstrxfrm(locale, __s1, __s2, __n);
}
static inline
size_t wcsxfrm_l(wchar_t *__ws1, const wchar_t *__ws2, size_t __n,
locale_t locale)
{
return __xwcsxfrm(locale, __ws1, __ws2, __n);
}
#endif // !defined(_AIX71)
// strftime_l() is defined by POSIX. However, AIX 7.1 and z/OS do not have it
// implemented yet. z/OS retrieves it from the POSIX fallbacks.
#if !defined(_AIX72)
static inline
size_t strftime_l(char *__s, size_t __size, const char *__fmt,
const struct tm *__tm, locale_t locale) {
return __xstrftime(locale, __s, __size, __fmt, __tm);
}
#endif
#elif defined(__MVS__)
#include <wctype.h>
// POSIX routines
#include <__support/xlocale/__posix_l_fallback.h>
#endif // defined(__MVS__)
namespace {
struct __setAndRestore {
explicit __setAndRestore(locale_t locale) {
if (locale == (locale_t)0) {
__cloc = newlocale(LC_ALL_MASK, "C", /* base */ (locale_t)0);
__stored = uselocale(__cloc);
} else {
__stored = uselocale(locale);
}
}
~__setAndRestore() {
uselocale(__stored);
if (__cloc)
freelocale(__cloc);
}
private:
locale_t __stored = (locale_t)0;
locale_t __cloc = (locale_t)0;
};
} // namespace
// The following are not POSIX routines. These are quick-and-dirty hacks
// to make things pretend to work
static inline
long long strtoll_l(const char *__nptr, char **__endptr,
int __base, locale_t locale) {
__setAndRestore __newloc(locale);
return strtoll(__nptr, __endptr, __base);
}
static inline
long strtol_l(const char *__nptr, char **__endptr,
int __base, locale_t locale) {
__setAndRestore __newloc(locale);
return strtol(__nptr, __endptr, __base);
}
static inline
double strtod_l(const char *__nptr, char **__endptr,
locale_t locale) {
__setAndRestore __newloc(locale);
return strtod(__nptr, __endptr);
}
static inline
float strtof_l(const char *__nptr, char **__endptr,
locale_t locale) {
__setAndRestore __newloc(locale);
return strtof(__nptr, __endptr);
}
static inline
long double strtold_l(const char *__nptr, char **__endptr,
locale_t locale) {
__setAndRestore __newloc(locale);
return strtold(__nptr, __endptr);
}
static inline
unsigned long long strtoull_l(const char *__nptr, char **__endptr,
int __base, locale_t locale) {
__setAndRestore __newloc(locale);
return strtoull(__nptr, __endptr, __base);
}
static inline
unsigned long strtoul_l(const char *__nptr, char **__endptr,
int __base, locale_t locale) {
__setAndRestore __newloc(locale);
return strtoul(__nptr, __endptr, __base);
}
static inline
int vasprintf(char **strp, const char *fmt, va_list ap) {
const size_t buff_size = 256;
if ((*strp = (char *)malloc(buff_size)) == NULL) {
return -1;
}
va_list ap_copy;
va_copy(ap_copy, ap);
int str_size = vsnprintf(*strp, buff_size, fmt, ap_copy);
va_end(ap_copy);
if ((size_t) str_size >= buff_size) {
if ((*strp = (char *)realloc(*strp, str_size + 1)) == NULL) {
return -1;
}
str_size = vsnprintf(*strp, str_size + 1, fmt, ap);
}
return str_size;
}
#ifdef __cplusplus
}
#endif
#endif // _LIBCPP_SUPPORT_IBM_XLOCALE_H