/*
** 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.
**
-** $FreeBSD: src/lib/libc/stdtime/private.h,v 1.10 2004/06/14 10:31:52 stefanf Exp $
+** $FreeBSD: head/contrib/tzcode/stdtime/private.h 289027 2015-10-08 11:42:15Z rodrigc $
*/
/* Stuff moved from Makefile.inc to reduce clutter */
#define HAVE_STRERROR 1
#define HAVE_UNISTD_H 1
#define LOCALE_HOME _PATH_LOCALE
-#define TZDIR "/usr/share/zoneinfo"
+/* #define TZDIR "/usr/share/zoneinfo" */
#endif /* ndef TM_GMTOFF */
/*
#ifndef lint
#ifndef NOID
/*
-static char privatehid[] = "@(#)private.h 7.53";
+static char privatehid[] = "@(#)private.h 8.6";
*/
#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'.
#define HAVE_SETTIMEOFDAY 3
#endif /* !defined HAVE_SETTIMEOFDAY */
-#ifndef HAVE_STRERROR
-#define HAVE_STRERROR 1
-#endif /* !defined HAVE_STRERROR */
-
#ifndef HAVE_SYMLINK
#define HAVE_SYMLINK 1
#endif /* !defined HAVE_SYMLINK */
#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)
#define WEXITSTATUS(status) (((status) >> 8) & 0xff)
#endif /* !defined WEXITSTATUS */
-#if HAVE_UNISTD_H - 0
-#include "unistd.h" /* for F_OK and R_OK */
-#endif /* HAVE_UNISTD_H - 0 */
+#if HAVE_UNISTD_H
+#include "unistd.h" /* for F_OK, R_OK, and other POSIX goodness */
+#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)
/*
-** SunOS 4.1.1 headers lack FILENAME_MAX.
+** 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 */
+
+#if 2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__)
+# define ATTRIBUTE_PURE __attribute__ ((__pure__))
+#else
+# define ATTRIBUTE_PURE /* empty */
+#endif
-#ifndef FILENAME_MAX
-
-#ifndef MAXPATHLEN
-#ifdef unix
-#include "sys/param.h"
-#endif /* defined unix */
-#endif /* !defined MAXPATHLEN */
+/*
+** Workarounds for compilers/systems.
+*/
-#ifdef MAXPATHLEN
-#define FILENAME_MAX MAXPATHLEN
-#endif /* defined MAXPATHLEN */
-#ifndef MAXPATHLEN
-#define FILENAME_MAX 1024 /* Pure guesswork */
-#endif /* !defined MAXPATHLEN */
+/*
+** Some time.h implementations don't declare asctime_r.
+** Others might define it as a macro.
+** Fix the former without affecting the latter.
+*/
-#endif /* !defined FILENAME_MAX */
+#ifndef asctime_r
+extern char * asctime_r(struct tm const *, char *);
+#endif
/*
** Private function declarations.
*/
-char * icalloc(int nelem, int elsize);
-char * icatalloc(char * old, const char * new);
-char * icpyalloc(const char * string);
-char * imalloc(int n);
-void * irealloc(void * pointer, int size);
-void icfree(char * pointer);
-void ifree(char * pointer);
-char * scheck(const char *string, const char *format);
+char * icatalloc(char * old, const char * new);
+char * icpyalloc(const char * string);
+const char * scheck(const char * string, const char * format);
/*
** Finally, some convenience items.
#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 */
+
+/*
+** 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.
** 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 */
/*
*/
#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
char *asctime_r(struct tm const *, char *);
char *ctime_r(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.
projects / apple / libc.git / blobdiff