** Thank you!
*/
-/*
-** ID
-*/
-
-#ifndef lint
-#ifndef NOID
-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"
/*
#define HAVE_INCOMPATIBLE_CTIME_R 0
#endif /* !defined INCOMPATIBLE_CTIME_R */
+#ifndef HAVE_LINK
+#define HAVE_LINK 1
+#endif /* !defined HAVE_LINK */
+
#ifndef HAVE_SETTIMEOFDAY
#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 */
#endif /* !defined WEXITSTATUS */
#if HAVE_UNISTD_H
-#include "unistd.h" /* for F_OK and R_OK */
+#include "unistd.h" /* for F_OK, R_OK, and other POSIX goodness */
#endif /* HAVE_UNISTD_H */
-#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 */
/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
#define is_digit(c) ((unsigned)(c) - '0' <= 9)
#include "stdint.h"
#endif /* !HAVE_STDINT_H */
+#ifndef HAVE_INTTYPES_H
+# define HAVE_INTTYPES_H HAVE_STDINT_H
+#endif
+#if HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+
#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;
+# ifdef LLONG_MAX
+# define INT_FAST64_MIN LLONG_MIN
+# define INT_FAST64_MAX LLONG_MAX
+# else
+# define INT_FAST64_MIN __LONG_LONG_MIN__
+# define INT_FAST64_MAX __LONG_LONG_MAX__
+# endif
+# define SCNdFAST64 "lld"
#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;
+# define INT_FAST64_MIN LONG_MIN
+# define INT_FAST64_MAX LONG_MAX
+# define SCNdFAST64 "ld"
#endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */
#endif /* !defined INT_FAST64_MAX */
+#ifndef INT_FAST32_MAX
+# if INT_MAX >> 31 == 0
+typedef long int_fast32_t;
+# else
+typedef int int_fast32_t;
+# endif
+#endif
+
+#ifndef INTMAX_MAX
+# if defined LLONG_MAX || defined __LONG_LONG_MAX__
+typedef long long intmax_t;
+# define strtoimax strtoll
+# define PRIdMAX "lld"
+# ifdef LLONG_MAX
+# define INTMAX_MAX LLONG_MAX
+# define INTMAX_MIN LLONG_MIN
+# else
+# define INTMAX_MAX __LONG_LONG_MAX__
+# define INTMAX_MIN __LONG_LONG_MIN__
+# endif
+# else
+typedef long intmax_t;
+# define strtoimax strtol
+# define PRIdMAX "ld"
+# define INTMAX_MAX LONG_MAX
+# define INTMAX_MIN LONG_MIN
+# endif
+#endif
+
+#ifndef UINTMAX_MAX
+# if defined ULLONG_MAX || defined __LONG_LONG_MAX__
+typedef unsigned long long uintmax_t;
+# define PRIuMAX "llu"
+# else
+typedef unsigned long uintmax_t;
+# define PRIuMAX "lu"
+# endif
+#endif
+
#ifndef INT32_MAX
#define INT32_MAX 0x7fffffff
#endif /* !defined INT32_MAX */
#define INT32_MIN (-1 - INT32_MAX)
#endif /* !defined INT32_MIN */
-/*
-** Workarounds for compilers/systems.
-*/
-
-/*
-** If your compiler lacks prototypes, "#define P(x) ()".
-*/
-
-#ifndef P
-#define P(x) x
-#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 */
+#ifndef SIZE_MAX
+#define SIZE_MAX ((size_t) -1)
+#endif
-#endif /* !defined FILENAME_MAX */
+#if 2 < __GNUC__ + (96 <= __GNUC_MINOR__)
+# define ATTRIBUTE_CONST __attribute__ ((const))
+# define ATTRIBUTE_PURE __attribute__ ((__pure__))
+# define ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec))
+#else
+# define ATTRIBUTE_CONST /* empty */
+# define ATTRIBUTE_PURE /* empty */
+# define ATTRIBUTE_FORMAT(spec) /* empty */
+#endif
-/*
-** SunOS 4.1.1 libraries lack remove.
-*/
+#if !defined _Noreturn && __STDC_VERSION__ < 201112
+# if 2 < __GNUC__ + (8 <= __GNUC_MINOR__)
+# define _Noreturn __attribute__ ((__noreturn__))
+# else
+# define _Noreturn
+# endif
+#endif
-#ifndef remove
-extern int unlink P((const char * filename));
-#define remove unlink
-#endif /* !defined remove */
+#if __STDC_VERSION__ < 199901 && !defined restrict
+# define restrict /* empty */
+#endif
/*
-** 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.
+** Workarounds for compilers/systems.
*/
-#ifndef errno
-extern int errno;
-#endif /* !defined errno */
-
/*
** Some time.h implementations don't declare asctime_r.
** Others might define it as a macro.
*/
#ifndef asctime_r
-extern char * asctime_r();
+extern char * asctime_r(struct tm const *, char *);
+#endif
+
+/*
+** Compile with -Dtime_tz=T to build the tz package with a private
+** time_t type equivalent to T rather than the system-supplied time_t.
+** This debugging feature can test unusual design decisions
+** (e.g., time_t wider than 'long', or unsigned time_t) even on
+** typical platforms.
+*/
+#ifdef time_tz
+static time_t sys_time(time_t *x) { return time(x); }
+
+# undef ctime
+# define ctime tz_ctime
+# undef ctime_r
+# define ctime_r tz_ctime_r
+# undef difftime
+# define difftime tz_difftime
+# undef gmtime
+# define gmtime tz_gmtime
+# undef gmtime_r
+# define gmtime_r tz_gmtime_r
+# undef localtime
+# define localtime tz_localtime
+# undef localtime_r
+# define localtime_r tz_localtime_r
+# undef mktime
+# define mktime tz_mktime
+# undef time
+# define time tz_time
+# undef time_t
+# define time_t tz_time_t
+
+typedef time_tz time_t;
+
+char *ctime(time_t const *);
+char *ctime_r(time_t const *, char *);
+double difftime(time_t, time_t);
+struct tm *gmtime(time_t const *);
+struct tm *gmtime_r(time_t const *restrict, struct tm *restrict);
+struct tm *localtime(time_t const *);
+struct tm *localtime_r(time_t const *restrict, struct tm *restrict);
+time_t mktime(struct tm *);
+
+static time_t
+time(time_t *p)
+{
+ time_t r = sys_time(0);
+ if (p)
+ *p = r;
+ return r;
+}
#endif
/*
** 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));
-const char * scheck P((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 */
+/* The minimum and maximum finite time values. */
+static time_t const time_t_min =
+ (TYPE_SIGNED(time_t)
+ ? (time_t) -1 << (CHAR_BIT * sizeof (time_t) - 1)
+ : 0);
+static time_t const time_t_max =
+ (TYPE_SIGNED(time_t)
+ ? - (~ 0 < 0) - ((time_t) -1 << (CHAR_BIT * sizeof (time_t) - 1))
+ : -1);
#ifndef INT_STRLEN_MAXIMUM
/*
#if HAVE_INCOMPATIBLE_CTIME_R
#undef asctime_r
#undef ctime_r
-char *asctime_r P((struct tm const *, char *));
-char *ctime_r P((time_t const *, char *));
+char *asctime_r(struct tm const *, char *);
+char *ctime_r(time_t const *, char *);
#endif /* HAVE_INCOMPATIBLE_CTIME_R */
#ifndef YEARSPERREPEAT
#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 */
projects / apple / icu.git / blobdiff