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 ** $FreeBSD: head/contrib/tzcode/stdtime/private.h 192625 2009-05-23 06:31:50Z edwin $ 10 */ 11 12 /* Stuff moved from Makefile.inc to reduce clutter */ 13 #ifndef TM_GMTOFF 14 #define TM_GMTOFF tm_gmtoff 15 #define TM_ZONE tm_zone 16 #define STD_INSPIRED 1 17 #define PCTS 1 18 #define HAVE_LONG_DOUBLE 1 19 #define HAVE_STRERROR 1 20 #define HAVE_UNISTD_H 1 21 #define LOCALE_HOME _PATH_LOCALE 22 #define TZDIR "/usr/share/zoneinfo" 23 #endif /* ndef TM_GMTOFF */ 24 25 /* 26 ** This header is for use ONLY with the time conversion code. 27 ** There is no guarantee that it will remain unchanged, 28 ** or that it will remain at all. 29 ** Do NOT copy it to any system include directory. 30 ** Thank you! 31 */ 32 33 /* 34 ** ID 35 */ 36 37 #ifndef lint 38 #ifndef NOID 39 /* 40 static char privatehid[] = "@(#)private.h 8.6"; 41 */ 42 #endif /* !defined NOID */ 43 #endif /* !defined lint */ 44 45 #define GRANDPARENTED "Local time zone must be set--see zic manual page" 46 47 /* 48 ** Defaults for preprocessor symbols. 49 ** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'. 50 */ 51 52 #ifndef HAVE_ADJTIME 53 #define HAVE_ADJTIME 1 54 #endif /* !defined HAVE_ADJTIME */ 55 56 #ifndef HAVE_GETTEXT 57 #define HAVE_GETTEXT 0 58 #endif /* !defined HAVE_GETTEXT */ 59 60 #ifndef HAVE_INCOMPATIBLE_CTIME_R 61 #define HAVE_INCOMPATIBLE_CTIME_R 0 62 #endif /* !defined INCOMPATIBLE_CTIME_R */ 63 64 #ifndef HAVE_SETTIMEOFDAY 65 #define HAVE_SETTIMEOFDAY 3 66 #endif /* !defined HAVE_SETTIMEOFDAY */ 67 68 #ifndef HAVE_SYMLINK 69 #define HAVE_SYMLINK 1 70 #endif /* !defined HAVE_SYMLINK */ 71 72 #ifndef HAVE_SYS_STAT_H 73 #define HAVE_SYS_STAT_H 1 74 #endif /* !defined HAVE_SYS_STAT_H */ 75 76 #ifndef HAVE_SYS_WAIT_H 77 #define HAVE_SYS_WAIT_H 1 78 #endif /* !defined HAVE_SYS_WAIT_H */ 79 80 #ifndef HAVE_UNISTD_H 81 #define HAVE_UNISTD_H 1 82 #endif /* !defined HAVE_UNISTD_H */ 83 84 #ifndef HAVE_UTMPX_H 85 #define HAVE_UTMPX_H 0 86 #endif /* !defined HAVE_UTMPX_H */ 87 88 #ifndef LOCALE_HOME 89 #define LOCALE_HOME "/usr/lib/locale" 90 #endif /* !defined LOCALE_HOME */ 91 92 #if HAVE_INCOMPATIBLE_CTIME_R 93 #define asctime_r _incompatible_asctime_r 94 #define ctime_r _incompatible_ctime_r 95 #endif /* HAVE_INCOMPATIBLE_CTIME_R */ 96 97 /* 98 ** Nested includes 99 */ 100 101 #include "sys/types.h" /* for time_t */ 102 #include "stdio.h" 103 #include "errno.h" 104 #include "string.h" 105 #include "limits.h" /* for CHAR_BIT et al. */ 106 #include "time.h" 107 #include "stdlib.h" 108 109 #if HAVE_GETTEXT 110 #include "libintl.h" 111 #endif /* HAVE_GETTEXT */ 112 113 #if HAVE_SYS_WAIT_H 114 #include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */ 115 #endif /* HAVE_SYS_WAIT_H */ 116 117 #ifndef WIFEXITED 118 #define WIFEXITED(status) (((status) & 0xff) == 0) 119 #endif /* !defined WIFEXITED */ 120 #ifndef WEXITSTATUS 121 #define WEXITSTATUS(status) (((status) >> 8) & 0xff) 122 #endif /* !defined WEXITSTATUS */ 123 124 #if HAVE_UNISTD_H 125 #include "unistd.h" /* for F_OK, R_OK, and other POSIX goodness */ 126 #endif /* HAVE_UNISTD_H */ 127 128 #if !(HAVE_UNISTD_H) 129 #ifndef F_OK 130 #define F_OK 0 131 #endif /* !defined F_OK */ 132 #ifndef R_OK 133 #define R_OK 4 134 #endif /* !defined R_OK */ 135 #endif /* !(HAVE_UNISTD_H) */ 136 137 /* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ 138 #define is_digit(c) ((unsigned)(c) - '0' <= 9) 139 140 /* 141 ** Define HAVE_STDINT_H's default value here, rather than at the 142 ** start, since __GLIBC__'s value depends on previously-included 143 ** files. 144 ** (glibc 2.1 and later have stdint.h, even with pre-C99 compilers.) 145 */ 146 #ifndef HAVE_STDINT_H 147 #define HAVE_STDINT_H \ 148 (199901 <= __STDC_VERSION__ || \ 149 2 < (__GLIBC__ + (0 < __GLIBC_MINOR__))) 150 #endif /* !defined HAVE_STDINT_H */ 151 152 #if HAVE_STDINT_H 153 #include "stdint.h" 154 #endif /* !HAVE_STDINT_H */ 155 156 #ifndef INT_FAST64_MAX 157 /* Pre-C99 GCC compilers define __LONG_LONG_MAX__ instead of LLONG_MAX. */ 158 #if defined LLONG_MAX || defined __LONG_LONG_MAX__ 159 typedef long long int_fast64_t; 160 #else /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ 161 #if (LONG_MAX >> 31) < 0xffffffff 162 Please use a compiler that supports a 64-bit integer type (or wider); 163 you may need to compile with "-DHAVE_STDINT_H". 164 #endif /* (LONG_MAX >> 31) < 0xffffffff */ 165 typedef long int_fast64_t; 166 #endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */ 167 #endif /* !defined INT_FAST64_MAX */ 168 169 #ifndef INT32_MAX 170 #define INT32_MAX 0x7fffffff 171 #endif /* !defined INT32_MAX */ 172 #ifndef INT32_MIN 173 #define INT32_MIN (-1 - INT32_MAX) 174 #endif /* !defined INT32_MIN */ 175 176 /* 177 ** Workarounds for compilers/systems. 178 */ 179 180 /* 181 ** Some time.h implementations don't declare asctime_r. 182 ** Others might define it as a macro. 183 ** Fix the former without affecting the latter. 184 */ 185 186 #ifndef asctime_r 187 extern char * asctime_r(struct tm const *, char *); 188 #endif 189 190 /* 191 ** Private function declarations. 192 */ 193 194 char * icalloc(int nelem, int elsize); 195 char * icatalloc(char * old, const char * new); 196 char * icpyalloc(const char * string); 197 char * imalloc(int n); 198 void * irealloc(void * pointer, int size); 199 void icfree(char * pointer); 200 void ifree(char * pointer); 201 const char * scheck(const char * string, const char * format); 202 203 /* 204 ** Finally, some convenience items. 205 */ 206 207 #ifndef TRUE 208 #define TRUE 1 209 #endif /* !defined TRUE */ 210 211 #ifndef FALSE 212 #define FALSE 0 213 #endif /* !defined FALSE */ 214 215 #ifndef TYPE_BIT 216 #define TYPE_BIT(type) (sizeof (type) * CHAR_BIT) 217 #endif /* !defined TYPE_BIT */ 218 219 #ifndef TYPE_SIGNED 220 #define TYPE_SIGNED(type) (((type) -1) < 0) 221 #endif /* !defined TYPE_SIGNED */ 222 223 /* 224 ** Since the definition of TYPE_INTEGRAL contains floating point numbers, 225 ** it cannot be used in preprocessor directives. 226 */ 227 228 #ifndef TYPE_INTEGRAL 229 #define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5) 230 #endif /* !defined TYPE_INTEGRAL */ 231 232 /* 233 ** Since the definition of TYPE_INTEGRAL contains floating point numbers, 234 ** it cannot be used in preprocessor directives. 235 */ 236 237 #ifndef TYPE_INTEGRAL 238 #define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5) 239 #endif /* !defined TYPE_INTEGRAL */ 240 241 #ifndef INT_STRLEN_MAXIMUM 242 /* 243 ** 302 / 1000 is log10(2.0) rounded up. 244 ** Subtract one for the sign bit if the type is signed; 245 ** add one for integer division truncation; 246 ** add one more for a minus sign if the type is signed. 247 */ 248 #define INT_STRLEN_MAXIMUM(type) \ 249 ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + \ 250 1 + TYPE_SIGNED(type)) 251 #endif /* !defined INT_STRLEN_MAXIMUM */ 252 253 /* 254 ** INITIALIZE(x) 255 */ 256 257 #ifndef GNUC_or_lint 258 #ifdef lint 259 #define GNUC_or_lint 260 #endif /* defined lint */ 261 #ifndef lint 262 #ifdef __GNUC__ 263 #define GNUC_or_lint 264 #endif /* defined __GNUC__ */ 265 #endif /* !defined lint */ 266 #endif /* !defined GNUC_or_lint */ 267 268 #ifndef INITIALIZE 269 #ifdef GNUC_or_lint 270 #define INITIALIZE(x) ((x) = 0) 271 #endif /* defined GNUC_or_lint */ 272 #ifndef GNUC_or_lint 273 #define INITIALIZE(x) 274 #endif /* !defined GNUC_or_lint */ 275 #endif /* !defined INITIALIZE */ 276 277 /* 278 ** For the benefit of GNU folk... 279 ** `_(MSGID)' uses the current locale's message library string for MSGID. 280 ** The default is to use gettext if available, and use MSGID otherwise. 281 */ 282 283 #ifndef _ 284 #if HAVE_GETTEXT 285 #define _(msgid) gettext(msgid) 286 #else /* !HAVE_GETTEXT */ 287 #define _(msgid) msgid 288 #endif /* !HAVE_GETTEXT */ 289 #endif /* !defined _ */ 290 291 #ifndef TZ_DOMAIN 292 #define TZ_DOMAIN "tz" 293 #endif /* !defined TZ_DOMAIN */ 294 295 #if HAVE_INCOMPATIBLE_CTIME_R 296 #undef asctime_r 297 #undef ctime_r 298 char *asctime_r(struct tm const *, char *); 299 char *ctime_r(time_t const *, char *); 300 #endif /* HAVE_INCOMPATIBLE_CTIME_R */ 301 302 #ifndef YEARSPERREPEAT 303 #define YEARSPERREPEAT 400 /* years before a Gregorian repeat */ 304 #endif /* !defined YEARSPERREPEAT */ 305 306 /* 307 ** The Gregorian year averages 365.2425 days, which is 31556952 seconds. 308 */ 309 310 #ifndef AVGSECSPERYEAR 311 #define AVGSECSPERYEAR 31556952L 312 #endif /* !defined AVGSECSPERYEAR */ 313 314 #ifndef SECSPERREPEAT 315 #define SECSPERREPEAT ((int_fast64_t) YEARSPERREPEAT * (int_fast64_t) AVGSECSPERYEAR) 316 #endif /* !defined SECSPERREPEAT */ 317 318 #ifndef SECSPERREPEAT_BITS 319 #define SECSPERREPEAT_BITS 34 /* ceil(log2(SECSPERREPEAT)) */ 320 #endif /* !defined SECSPERREPEAT_BITS */ 321 322 /* 323 ** UNIX was a registered trademark of The Open Group in 2003. 324 */ 325 326 #endif /* !defined PRIVATE_H */ 327