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209 lines
4.2 KiB
C
209 lines
4.2 KiB
C
/*!
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@file private.h
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@brief This file is from the tz distribution at ftp://elsie.nci.nih.gov/pub/
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*/
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#ifndef PRIVATE_H
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#define PRIVATE_H
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/*
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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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/*
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** This header is for use ONLY with the time conversion code.
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** There is no guarantee that it will remain unchanged,
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** or that it will remain at all.
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** Do NOT copy it to any system include directory.
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** Thank you!
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*/
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/*
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** ID
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*/
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#ifndef lint
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#ifndef NOID
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static char privatehid[] = "@(#)private.h 7.53";
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#endif /* !defined NOID */
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#endif /* !defined lint */
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/* ahu: moved required preprocessor symbols to config.h */
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/* ahu: disable warnings */
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#ifdef _MSC_VER
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// disable warning 'uses old-style declarator' C4131
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#pragma warning(disable : 4131)
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#endif
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/*
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** Nested includes
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*/
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#include "errno.h"
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#include "limits.h" /* for CHAR_BIT */
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#include "stdio.h"
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#include "stdlib.h"
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#include "string.h"
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#include "sys/types.h" /* for time_t */
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#include "time.h"
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/* ahu: added io.h for MSVC */
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#ifdef _MSC_VER
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#include "io.h"
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#endif
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/* ahu: deleted include libintl.h */
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/* ahu: deleted include sys/wait.h and WIFEXITED, WEXITSTATUS macros */
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#if EXV_HAVE_UNISTD_H - 0
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#include "unistd.h" /* for F_OK and R_OK */
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#endif /* EXV_HAVE_UNISTD_H - 0 */
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#if !(EXV_HAVE_UNISTD_H - 0)
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#ifndef F_OK
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#define F_OK 0
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#endif /* !defined F_OK */
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#ifndef R_OK
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#define R_OK 4
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#endif /* !defined R_OK */
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#endif /* !(EXV_HAVE_UNISTD_H - 0) */
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/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
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#define is_digit(c) ((unsigned)(c) - '0' <= 9)
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/*
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** Workarounds for compilers/systems.
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*/
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/*
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** SunOS 4.1.1 cc lacks prototypes.
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*/
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#ifndef P
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#ifdef __STDC__
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#define P(x) x
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#endif /* defined __STDC__ */
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#ifndef __STDC__
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#define P(x) ()
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#endif /* !defined __STDC__ */
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#endif /* !defined P */
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/*
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** SunOS 4.1.1 headers lack EXIT_SUCCESS.
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*/
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#ifndef EXIT_SUCCESS
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#define EXIT_SUCCESS 0
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#endif /* !defined EXIT_SUCCESS */
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/*
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** SunOS 4.1.1 headers lack EXIT_FAILURE.
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*/
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#ifndef EXIT_FAILURE
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#define EXIT_FAILURE 1
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#endif /* !defined EXIT_FAILURE */
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/*
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** SunOS 4.1.1 headers lack FILENAME_MAX.
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*/
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#ifndef FILENAME_MAX
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#ifndef MAXPATHLEN
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#ifdef unix
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#include "sys/param.h"
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#endif /* defined unix */
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#endif /* !defined MAXPATHLEN */
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#ifdef MAXPATHLEN
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#define FILENAME_MAX MAXPATHLEN
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#endif /* defined MAXPATHLEN */
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#ifndef MAXPATHLEN
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#define FILENAME_MAX 1024 /* Pure guesswork */
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#endif /* !defined MAXPATHLEN */
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#endif /* !defined FILENAME_MAX */
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/* ahu: deleted unlink declaration and remove define */
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/* ahu: deleted errno declaration */
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/* ahu: deleted private function declarations */
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/*
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** Finally, some convenience items.
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*/
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#ifndef TRUE
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#define TRUE 1
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#endif /* !defined TRUE */
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#ifndef FALSE
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#define FALSE 0
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#endif /* !defined FALSE */
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#ifndef TYPE_BIT
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#define TYPE_BIT(type) (sizeof(type) * CHAR_BIT)
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#endif /* !defined TYPE_BIT */
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#ifndef TYPE_SIGNED
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#define TYPE_SIGNED(type) (((type)-1) < 0)
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#endif /* !defined TYPE_SIGNED */
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#ifndef INT_STRLEN_MAXIMUM
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/*
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** 302 / 1000 is log10(2.0) rounded up.
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** Subtract one for the sign bit if the type is signed;
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** add one for integer division truncation;
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** add one more for a minus sign if the type is signed.
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*/
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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 */
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/*
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** INITIALIZE(x)
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*/
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#ifndef GNUC_or_lint
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#ifdef lint
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#define GNUC_or_lint
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#endif /* defined lint */
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#ifndef lint
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#ifdef __GNUC__
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#define GNUC_or_lint
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#endif /* defined __GNUC__ */
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#endif /* !defined lint */
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#endif /* !defined GNUC_or_lint */
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#ifndef INITIALIZE
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#ifdef GNUC_or_lint
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#define INITIALIZE(x) ((x) = 0)
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#endif /* defined GNUC_or_lint */
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#ifndef GNUC_or_lint
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#define INITIALIZE(x)
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#endif /* !defined GNUC_or_lint */
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#endif /* !defined INITIALIZE */
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/* ahu: deleted definition of _(msgid) macro */
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#ifndef TZ_DOMAIN
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#define TZ_DOMAIN "tz"
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#endif /* !defined TZ_DOMAIN */
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#if HAVE_INCOMPATIBLE_CTIME_R
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#undef asctime_r
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#undef ctime_r
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char* asctime_r P((struct tm const*, char*));
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char* ctime_r P((time_t const*, char*));
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#endif /* HAVE_INCOMPATIBLE_CTIME_R */
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/*
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** UNIX was a registered trademark of The Open Group in 2003.
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*/
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#endif /* !defined PRIVATE_H */
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