NetBSD/lib/libc/time/private.h

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/* $NetBSD: private.h,v 1.13 1998/10/04 19:27:55 kleink Exp $ */
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#ifndef PRIVATE_H
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#define PRIVATE_H
/* NetBSD defaults */
#define TM_GMTOFF tm_gmtoff
#define TM_ZONE tm_zone
#define STD_INSPIRED 1
#define HAVE_LONG_DOUBLE 1
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/*
** This file is in the public domain, so clarified as of
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** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov).
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*/
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/*
** This header is for use ONLY with the time conversion code.
** There is no guarantee that it will remain unchanged,
** or that it will remain at all.
** Do NOT copy it to any system include directory.
** Thank you!
*/
/*
** ID
*/
#ifndef lint
#ifndef NOID
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#if 0
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static char privatehid[] = "@(#)private.h 7.48";
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#endif
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#endif /* !defined NOID */
#endif /* !defined lint */
/*
** Defaults for preprocessor symbols.
** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'.
*/
#ifndef HAVE_ADJTIME
#define HAVE_ADJTIME 1
#endif /* !defined HAVE_ADJTIME */
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#ifndef HAVE_GETTEXT
#define HAVE_GETTEXT 0
#endif /* !defined HAVE_GETTEXT */
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#ifndef HAVE_SETTIMEOFDAY
#define HAVE_SETTIMEOFDAY 3
#endif /* !defined HAVE_SETTIMEOFDAY */
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#ifndef HAVE_STRERROR
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#define HAVE_STRERROR 1
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#endif /* !defined HAVE_STRERROR */
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#ifndef HAVE_SYMLINK
#define HAVE_SYMLINK 1
#endif /* !defined HAVE_SYMLINK */
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#ifndef HAVE_UNISTD_H
#define HAVE_UNISTD_H 1
#endif /* !defined HAVE_UNISTD_H */
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#ifndef HAVE_UTMPX_H
#define HAVE_UTMPX_H 0
#endif /* !defined HAVE_UTMPX_H */
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#ifndef LOCALE_HOME
#define LOCALE_HOME "/usr/lib/locale"
#endif /* !defined LOCALE_HOME */
/*
** Nested includes
*/
#include "sys/types.h" /* for time_t */
#include "stdio.h"
#include "errno.h"
#include "string.h"
#include "limits.h" /* for CHAR_BIT */
#include "time.h"
#include "stdlib.h"
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#if HAVE_GETTEXT - 0
#include "libintl.h"
#endif /* HAVE_GETTEXT - 0 */
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#if HAVE_UNISTD_H - 0
#include "unistd.h" /* for F_OK and R_OK */
#endif /* HAVE_UNISTD_H - 0 */
#if !(HAVE_UNISTD_H - 0)
#ifndef F_OK
#define F_OK 0
#endif /* !defined F_OK */
#ifndef R_OK
#define R_OK 4
#endif /* !defined R_OK */
#endif /* !(HAVE_UNISTD_H - 0) */
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/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
#define is_digit(c) ((unsigned)(c) - '0' <= 9)
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/*
** Workarounds for compilers/systems.
*/
/*
** SunOS 4.1.1 cc lacks const.
*/
#ifndef const
#ifndef __STDC__
#define const
#endif /* !defined __STDC__ */
#endif /* !defined const */
/*
** SunOS 4.1.1 cc lacks prototypes.
*/
#ifndef P
#ifdef __STDC__
#define P(x) x
#endif /* defined __STDC__ */
#ifndef __STDC__
#define P(x) ()
#endif /* !defined __STDC__ */
#endif /* !defined P */
/*
** SunOS 4.1.1 headers lack EXIT_SUCCESS.
*/
#ifndef EXIT_SUCCESS
#define EXIT_SUCCESS 0
#endif /* !defined EXIT_SUCCESS */
/*
** SunOS 4.1.1 headers lack EXIT_FAILURE.
*/
#ifndef EXIT_FAILURE
#define EXIT_FAILURE 1
#endif /* !defined EXIT_FAILURE */
/*
** SunOS 4.1.1 headers lack FILENAME_MAX.
*/
#ifndef FILENAME_MAX
#ifndef MAXPATHLEN
#ifdef unix
#include "sys/param.h"
#endif /* defined unix */
#endif /* !defined MAXPATHLEN */
#ifdef MAXPATHLEN
#define FILENAME_MAX MAXPATHLEN
#endif /* defined MAXPATHLEN */
#ifndef MAXPATHLEN
#define FILENAME_MAX 1024 /* Pure guesswork */
#endif /* !defined MAXPATHLEN */
#endif /* !defined FILENAME_MAX */
/*
** SunOS 4.1.1 libraries lack remove.
*/
#ifndef remove
extern int unlink P((const char * filename));
#define remove unlink
#endif /* !defined remove */
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/*
** Some ancient errno.h implementations don't declare errno.
** But some newer errno.h implementations define it as a macro.
** Fix the former without affecting the latter.
*/
#ifndef errno
extern int errno;
#endif /* !defined errno */
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/*
** Private function declarations.
*/
char * icalloc P((int nelem, int elsize));
char * icatalloc P((char * old, const char * new));
char * icpyalloc P((const char * string));
char * imalloc P((int n));
void * irealloc P((void * pointer, int size));
void icfree P((char * pointer));
void ifree P((char * pointer));
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char * scheck P((const char *string, const char *format));
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/*
** Finally, some convenience items.
*/
#ifndef TRUE
#define TRUE 1
#endif /* !defined TRUE */
#ifndef FALSE
#define FALSE 0
#endif /* !defined FALSE */
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#ifndef TYPE_BIT
#define TYPE_BIT(type) (sizeof (type) * CHAR_BIT)
#endif /* !defined TYPE_BIT */
#ifndef TYPE_SIGNED
#define TYPE_SIGNED(type) (((type) -1) < 0)
#endif /* !defined TYPE_SIGNED */
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#ifndef INT_STRLEN_MAXIMUM
/*
** 302 / 1000 is log10(2.0) rounded up.
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** Subtract one for the sign bit if the type is signed;
** add one for integer division truncation;
** add one more for a minus sign if the type is signed.
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*/
#define INT_STRLEN_MAXIMUM(type) \
((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type))
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#endif /* !defined INT_STRLEN_MAXIMUM */
/*
** INITIALIZE(x)
*/
#ifndef GNUC_or_lint
#ifdef lint
#define GNUC_or_lint
#endif /* defined lint */
#ifndef lint
#ifdef __GNUC__
#define GNUC_or_lint
#endif /* defined __GNUC__ */
#endif /* !defined lint */
#endif /* !defined GNUC_or_lint */
#ifndef INITIALIZE
#ifdef GNUC_or_lint
#define INITIALIZE(x) ((x) = 0)
#endif /* defined GNUC_or_lint */
#ifndef GNUC_or_lint
#define INITIALIZE(x)
#endif /* !defined GNUC_or_lint */
#endif /* !defined INITIALIZE */
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/*
** For the benefit of GNU folk...
** `_(MSGID)' uses the current locale's message library string for MSGID.
** The default is to use gettext if available, and use MSGID otherwise.
*/
#ifndef _
#if HAVE_GETTEXT - 0
#define _(msgid) gettext(msgid)
#else /* !(HAVE_GETTEXT - 0) */
#define _(msgid) msgid
#endif /* !(HAVE_GETTEXT - 0) */
#endif /* !defined _ */
#ifndef TZ_DOMAIN
#define TZ_DOMAIN "tz"
#endif /* !defined TZ_DOMAIN */
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/*
** UNIX was a registered trademark of UNIX System Laboratories in 1993.
*/
#endif /* !defined PRIVATE_H */