diff options
Diffstat (limited to 'timezone/private.h')
| -rw-r--r-- | timezone/private.h | 123 |
1 files changed, 93 insertions, 30 deletions
diff --git a/timezone/private.h b/timezone/private.h index 57663052f0..2837b70c10 100644 --- a/timezone/private.h +++ b/timezone/private.h @@ -4,7 +4,7 @@ /* ** This file is in the public domain, so clarified as of -** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov). +** 1996-06-05 by Arthur David Olson. */ /* @@ -21,10 +21,12 @@ #ifndef lint #ifndef NOID -static char privatehid[] = "@(#)private.h 7.54"; +static char privatehid[] = "@(#)private.h 8.2"; #endif /* !defined NOID */ #endif /* !defined lint */ +#define GRANDPARENTED "Local time zone must be set--see zic manual page" + /* ** Defaults for preprocessor symbols. ** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'. @@ -87,17 +89,17 @@ static char privatehid[] = "@(#)private.h 7.54"; #include "stdio.h" #include "errno.h" #include "string.h" -#include "limits.h" /* for CHAR_BIT */ +#include "limits.h" /* for CHAR_BIT et al. */ #include "time.h" #include "stdlib.h" -#if HAVE_GETTEXT - 0 +#if HAVE_GETTEXT #include "libintl.h" -#endif /* HAVE_GETTEXT - 0 */ +#endif /* HAVE_GETTEXT */ -#if HAVE_SYS_WAIT_H - 0 +#if HAVE_SYS_WAIT_H #include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */ -#endif /* HAVE_SYS_WAIT_H - 0 */ +#endif /* HAVE_SYS_WAIT_H */ #ifndef WIFEXITED #define WIFEXITED(status) (((status) & 0xff) == 0) @@ -106,37 +108,68 @@ static char privatehid[] = "@(#)private.h 7.54"; #define WEXITSTATUS(status) (((status) >> 8) & 0xff) #endif /* !defined WEXITSTATUS */ -#if HAVE_UNISTD_H - 0 +#if HAVE_UNISTD_H #include "unistd.h" /* for F_OK and R_OK */ -#endif /* HAVE_UNISTD_H - 0 */ +#endif /* HAVE_UNISTD_H */ -#if !(HAVE_UNISTD_H - 0) +#if !HAVE_UNISTD_H #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) */ +#endif /* !HAVE_UNISTD_H */ -/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ +/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ #define is_digit(c) ((unsigned)(c) - '0' <= 9) /* +** Define HAVE_STDINT_H's default value here, rather than at the +** start, since __GLIBC__'s value depends on previously-included +** files. +** (glibc 2.1 and later have stdint.h, even with pre-C99 compilers.) +*/ +#ifndef HAVE_STDINT_H +#define HAVE_STDINT_H \ + (199901 <= __STDC_VERSION__ || \ + 2 < (__GLIBC__ + (0 < __GLIBC_MINOR__))) +#endif /* !defined HAVE_STDINT_H */ + +#if HAVE_STDINT_H +#include "stdint.h" +#endif /* !HAVE_STDINT_H */ + +#ifndef INT_FAST64_MAX +/* Pre-C99 GCC compilers define __LONG_LONG_MAX__ instead of LLONG_MAX. */ +#if defined LLONG_MAX || defined __LONG_LONG_MAX__ +typedef long long int_fast64_t; +#else /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ +#if (LONG_MAX >> 31) < 0xffffffff +Please use a compiler that supports a 64-bit integer type (or wider); +you may need to compile with "-DHAVE_STDINT_H". +#endif /* (LONG_MAX >> 31) < 0xffffffff */ +typedef long int_fast64_t; +#endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ +#endif /* !defined INT_FAST64_MAX */ + +#ifndef INT32_MAX +#define INT32_MAX 0x7fffffff +#endif /* !defined INT32_MAX */ +#ifndef INT32_MIN +#define INT32_MIN (-1 - INT32_MAX) +#endif /* !defined INT32_MIN */ + +/* ** Workarounds for compilers/systems. */ /* -** SunOS 4.1.1 cc lacks prototypes. +** If your compiler lacks prototypes, "#define P(x) ()". */ #ifndef P -#ifdef __STDC__ #define P(x) x -#endif /* defined __STDC__ */ -#ifndef __STDC__ -#define P(x) () -#endif /* !defined __STDC__ */ #endif /* !defined P */ /* @@ -208,15 +241,15 @@ extern char * asctime_r(); /* ** 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)); -char * scheck P((const char *string, const char *format)); +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)); +const char * scheck P((const char * string, const char * format)); /* ** Finally, some convenience items. @@ -238,6 +271,15 @@ char * scheck P((const char *string, const char *format)); #define TYPE_SIGNED(type) (((type) -1) < 0) #endif /* !defined TYPE_SIGNED */ +/* +** Since the definition of TYPE_INTEGRAL contains floating point numbers, +** it cannot be used in preprocessor directives. +*/ + +#ifndef TYPE_INTEGRAL +#define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5) +#endif /* !defined TYPE_INTEGRAL */ + #ifndef INT_STRLEN_MAXIMUM /* ** 302 / 1000 is log10(2.0) rounded up. @@ -246,7 +288,8 @@ char * scheck P((const char *string, const char *format)); ** add one more for a minus sign if the type is signed. */ #define INT_STRLEN_MAXIMUM(type) \ - ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type)) + ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + \ + 1 + TYPE_SIGNED(type)) #endif /* !defined INT_STRLEN_MAXIMUM */ /* @@ -280,11 +323,11 @@ char * scheck P((const char *string, const char *format)); */ #ifndef _ -#if HAVE_GETTEXT - 0 +#if HAVE_GETTEXT #define _(msgid) gettext(msgid) -#else /* !(HAVE_GETTEXT - 0) */ +#else /* !HAVE_GETTEXT */ #define _(msgid) msgid -#endif /* !(HAVE_GETTEXT - 0) */ +#endif /* !HAVE_GETTEXT */ #endif /* !defined _ */ #ifndef TZ_DOMAIN @@ -298,6 +341,26 @@ char *asctime_r P((struct tm const *, char *)); char *ctime_r P((time_t const *, char *)); #endif /* HAVE_INCOMPATIBLE_CTIME_R */ +#ifndef YEARSPERREPEAT +#define YEARSPERREPEAT 400 /* years before a Gregorian repeat */ +#endif /* !defined YEARSPERREPEAT */ + +/* +** The Gregorian year averages 365.2425 days, which is 31556952 seconds. +*/ + +#ifndef AVGSECSPERYEAR +#define AVGSECSPERYEAR 31556952L +#endif /* !defined AVGSECSPERYEAR */ + +#ifndef SECSPERREPEAT +#define SECSPERREPEAT ((int_fast64_t) YEARSPERREPEAT * (int_fast64_t) AVGSECSPERYEAR) +#endif /* !defined SECSPERREPEAT */ + +#ifndef SECSPERREPEAT_BITS +#define SECSPERREPEAT_BITS 34 /* ceil(log2(SECSPERREPEAT)) */ +#endif /* !defined SECSPERREPEAT_BITS */ + /* ** UNIX was a registered trademark of The Open Group in 2003. */ |