1#ifndef PRIVATE_H 2 3#define PRIVATE_H 4 5/* 6** This file is in the public domain, so clarified as of 7** 1996-06-05 by Arthur David Olson. 8*/ 9 10/* 11** This header is for use ONLY with the time conversion code. 12** There is no guarantee that it will remain unchanged, 13** or that it will remain at all. 14** Do NOT copy it to any system include directory. 15** Thank you! 16*/ 17 18/* 19** ID 20*/ 21 22#ifndef lint 23#ifndef NOID 24static char privatehid[] = "@(#)private.h 8.2"; 25#endif /* !defined NOID */ 26#endif /* !defined lint */ 27 28#define GRANDPARENTED "Local time zone must be set--see zic manual page" 29 30/* 31** Defaults for preprocessor symbols. 32** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'. 33*/ 34 35#ifndef HAVE_ADJTIME 36#define HAVE_ADJTIME 1 37#endif /* !defined HAVE_ADJTIME */ 38 39#ifndef HAVE_GETTEXT 40#define HAVE_GETTEXT 0 41#endif /* !defined HAVE_GETTEXT */ 42 43#ifndef HAVE_INCOMPATIBLE_CTIME_R 44#define HAVE_INCOMPATIBLE_CTIME_R 0 45#endif /* !defined INCOMPATIBLE_CTIME_R */ 46 47#ifndef HAVE_SETTIMEOFDAY 48#define HAVE_SETTIMEOFDAY 3 49#endif /* !defined HAVE_SETTIMEOFDAY */ 50 51#ifndef HAVE_STRERROR 52#define HAVE_STRERROR 1 53#endif /* !defined HAVE_STRERROR */ 54 55#ifndef HAVE_SYMLINK 56#define HAVE_SYMLINK 1 57#endif /* !defined HAVE_SYMLINK */ 58 59#ifndef HAVE_SYS_STAT_H 60#define HAVE_SYS_STAT_H 1 61#endif /* !defined HAVE_SYS_STAT_H */ 62 63#ifndef HAVE_SYS_WAIT_H 64#define HAVE_SYS_WAIT_H 1 65#endif /* !defined HAVE_SYS_WAIT_H */ 66 67#ifndef HAVE_UNISTD_H 68#define HAVE_UNISTD_H 1 69#endif /* !defined HAVE_UNISTD_H */ 70 71#ifndef HAVE_UTMPX_H 72#define HAVE_UTMPX_H 0 73#endif /* !defined HAVE_UTMPX_H */ 74 75#if HAVE_INCOMPATIBLE_CTIME_R 76#define asctime_r _incompatible_asctime_r 77#define ctime_r _incompatible_ctime_r 78#endif /* HAVE_INCOMPATIBLE_CTIME_R */ 79 80/* 81** Nested includes 82*/ 83 84#include "sys/types.h" /* for time_t */ 85#include "stdio.h" 86#include "errno.h" 87#include "string.h" 88#include "limits.h" /* for CHAR_BIT et al. */ 89#include "time.h" 90#include "stdlib.h" 91 92#if HAVE_GETTEXT 93#include "libintl.h" 94#endif /* HAVE_GETTEXT */ 95 96#if HAVE_SYS_WAIT_H 97#include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */ 98#endif /* HAVE_SYS_WAIT_H */ 99 100#ifndef WIFEXITED 101#define WIFEXITED(status) (((status) & 0xff) == 0) 102#endif /* !defined WIFEXITED */ 103#ifndef WEXITSTATUS 104#define WEXITSTATUS(status) (((status) >> 8) & 0xff) 105#endif /* !defined WEXITSTATUS */ 106 107#if HAVE_UNISTD_H 108#include "unistd.h" /* for F_OK and R_OK */ 109#endif /* HAVE_UNISTD_H */ 110 111#if !HAVE_UNISTD_H 112#ifndef F_OK 113#define F_OK 0 114#endif /* !defined F_OK */ 115#ifndef R_OK 116#define R_OK 4 117#endif /* !defined R_OK */ 118#endif /* !HAVE_UNISTD_H */ 119 120/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ 121#define is_digit(c) ((unsigned)(c) - '0' <= 9) 122 123/* 124** Define HAVE_STDINT_H's default value here, rather than at the 125** start, since __GLIBC__'s value depends on previously-included 126** files. 127** (glibc 2.1 and later have stdint.h, even with pre-C99 compilers.) 128*/ 129#ifndef HAVE_STDINT_H 130#define HAVE_STDINT_H \ 131 (199901 <= __STDC_VERSION__ || \ 132 2 < (__GLIBC__ + (0 < __GLIBC_MINOR__))) 133#endif /* !defined HAVE_STDINT_H */ 134 135#if HAVE_STDINT_H 136#include "stdint.h" 137#endif /* !HAVE_STDINT_H */ 138 139#ifndef INT_FAST64_MAX 140/* Pre-C99 GCC compilers define __LONG_LONG_MAX__ instead of LLONG_MAX. */ 141#if defined LLONG_MAX || defined __LONG_LONG_MAX__ 142typedef long long int_fast64_t; 143#else /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ 144#if (LONG_MAX >> 31) < 0xffffffff 145Please use a compiler that supports a 64-bit integer type (or wider); 146you may need to compile with "-DHAVE_STDINT_H". 147#endif /* (LONG_MAX >> 31) < 0xffffffff */ 148typedef long int_fast64_t; 149#endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ 150#endif /* !defined INT_FAST64_MAX */ 151 152#ifndef INT32_MAX 153#define INT32_MAX 0x7fffffff 154#endif /* !defined INT32_MAX */ 155#ifndef INT32_MIN 156#define INT32_MIN (-1 - INT32_MAX) 157#endif /* !defined INT32_MIN */ 158 159/* 160** Workarounds for compilers/systems. 161*/ 162 163/* 164** If your compiler lacks prototypes, "#define P(x) ()". 165*/ 166 167#ifndef P 168#define P(x) x 169#endif /* !defined P */ 170 171/* 172** SunOS 4.1.1 headers lack EXIT_SUCCESS. 173*/ 174 175#ifndef EXIT_SUCCESS 176#define EXIT_SUCCESS 0 177#endif /* !defined EXIT_SUCCESS */ 178 179/* 180** SunOS 4.1.1 headers lack EXIT_FAILURE. 181*/ 182 183#ifndef EXIT_FAILURE 184#define EXIT_FAILURE 1 185#endif /* !defined EXIT_FAILURE */ 186 187/* 188** SunOS 4.1.1 headers lack FILENAME_MAX. 189*/ 190 191#ifndef FILENAME_MAX 192 193#ifndef MAXPATHLEN 194#ifdef unix 195#include "sys/param.h" 196#endif /* defined unix */ 197#endif /* !defined MAXPATHLEN */ 198 199#ifdef MAXPATHLEN 200#define FILENAME_MAX MAXPATHLEN 201#endif /* defined MAXPATHLEN */ 202#ifndef MAXPATHLEN 203#define FILENAME_MAX 1024 /* Pure guesswork */ 204#endif /* !defined MAXPATHLEN */ 205 206#endif /* !defined FILENAME_MAX */ 207 208/* 209** SunOS 4.1.1 libraries lack remove. 210*/ 211 212#ifndef remove 213extern int unlink P((const char * filename)); 214#define remove unlink 215#endif /* !defined remove */ 216 217/* 218** Some ancient errno.h implementations don't declare errno. 219** But some newer errno.h implementations define it as a macro. 220** Fix the former without affecting the latter. 221*/ 222 223#ifndef errno 224extern int errno; 225#endif /* !defined errno */ 226 227/* 228** Some time.h implementations don't declare asctime_r. 229** Others might define it as a macro. 230** Fix the former without affecting the latter. 231*/ 232 233#ifndef asctime_r 234extern char * asctime_r(); 235#endif 236 237/* 238** Private function declarations. 239*/ 240 241char * icalloc P((int nelem, int elsize)); 242char * icatalloc P((char * old, const char * new)); 243char * icpyalloc P((const char * string)); 244char * imalloc P((int n)); 245void * irealloc P((void * pointer, int size)); 246void icfree P((char * pointer)); 247void ifree P((char * pointer)); 248const char * scheck P((const char * string, const char * format)); 249 250/* 251** Finally, some convenience items. 252*/ 253 254#ifndef TRUE 255#define TRUE 1 256#endif /* !defined TRUE */ 257 258#ifndef FALSE 259#define FALSE 0 260#endif /* !defined FALSE */ 261 262#ifndef TYPE_BIT 263#define TYPE_BIT(type) (sizeof (type) * CHAR_BIT) 264#endif /* !defined TYPE_BIT */ 265 266#ifndef TYPE_SIGNED 267#define TYPE_SIGNED(type) (((type) -1) < 0) 268#endif /* !defined TYPE_SIGNED */ 269 270/* 271** Since the definition of TYPE_INTEGRAL contains floating point numbers, 272** it cannot be used in preprocessor directives. 273*/ 274 275#ifndef TYPE_INTEGRAL 276#define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5) 277#endif /* !defined TYPE_INTEGRAL */ 278 279#ifndef INT_STRLEN_MAXIMUM 280/* 281** 302 / 1000 is log10(2.0) rounded up. 282** Subtract one for the sign bit if the type is signed; 283** add one for integer division truncation; 284** add one more for a minus sign if the type is signed. 285*/ 286#define INT_STRLEN_MAXIMUM(type) \ 287 ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + \ 288 1 + TYPE_SIGNED(type)) 289#endif /* !defined INT_STRLEN_MAXIMUM */ 290 291/* 292** INITIALIZE(x) 293*/ 294 295#ifndef GNUC_or_lint 296#ifdef lint 297#define GNUC_or_lint 298#endif /* defined lint */ 299#ifndef lint 300#ifdef __GNUC__ 301#define GNUC_or_lint 302#endif /* defined __GNUC__ */ 303#endif /* !defined lint */ 304#endif /* !defined GNUC_or_lint */ 305 306#ifndef INITIALIZE 307#ifdef GNUC_or_lint 308#define INITIALIZE(x) ((x) = 0) 309#endif /* defined GNUC_or_lint */ 310#ifndef GNUC_or_lint 311#define INITIALIZE(x) 312#endif /* !defined GNUC_or_lint */ 313#endif /* !defined INITIALIZE */ 314 315/* 316** For the benefit of GNU folk... 317** `_(MSGID)' uses the current locale's message library string for MSGID. 318** The default is to use gettext if available, and use MSGID otherwise. 319*/ 320 321#ifndef _ 322#if HAVE_GETTEXT 323#define _(msgid) gettext(msgid) 324#else /* !HAVE_GETTEXT */ 325#define _(msgid) msgid 326#endif /* !HAVE_GETTEXT */ 327#endif /* !defined _ */ 328 329#ifndef TZ_DOMAIN 330#define TZ_DOMAIN "tz" 331#endif /* !defined TZ_DOMAIN */ 332 333#if HAVE_INCOMPATIBLE_CTIME_R 334#undef asctime_r 335#undef ctime_r 336char *asctime_r P((struct tm const *, char *)); 337char *ctime_r P((time_t const *, char *)); 338#endif /* HAVE_INCOMPATIBLE_CTIME_R */ 339 340#ifndef YEARSPERREPEAT 341#define YEARSPERREPEAT 400 /* years before a Gregorian repeat */ 342#endif /* !defined YEARSPERREPEAT */ 343 344/* 345** The Gregorian year averages 365.2425 days, which is 31556952 seconds. 346*/ 347 348#ifndef AVGSECSPERYEAR 349#define AVGSECSPERYEAR 31556952L 350#endif /* !defined AVGSECSPERYEAR */ 351 352#ifndef SECSPERREPEAT 353#define SECSPERREPEAT ((int_fast64_t) YEARSPERREPEAT * (int_fast64_t) AVGSECSPERYEAR) 354#endif /* !defined SECSPERREPEAT */ 355 356#ifndef SECSPERREPEAT_BITS 357#define SECSPERREPEAT_BITS 34 /* ceil(log2(SECSPERREPEAT)) */ 358#endif /* !defined SECSPERREPEAT_BITS */ 359 360/* 361** UNIX was a registered trademark of The Open Group in 2003. 362*/ 363 364#endif /* !defined PRIVATE_H */ 365