1 /* $NetBSD: private.h,v 1.19 2001/01/16 02:38:17 cgd Exp $ */ 2 3 #ifndef PRIVATE_H 4 #define PRIVATE_H 5 6 /* NetBSD defaults */ 7 #define TM_GMTOFF tm_gmtoff 8 #define TM_ZONE tm_zone 9 #define STD_INSPIRED 1 10 #define HAVE_LONG_DOUBLE 1 11 12 /* 13 ** This file is in the public domain, so clarified as of 14 ** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov). 15 */ 16 17 /* 18 ** This header is for use ONLY with the time conversion code. 19 ** There is no guarantee that it will remain unchanged, 20 ** or that it will remain at all. 21 ** Do NOT copy it to any system include directory. 22 ** Thank you! 23 */ 24 25 /* 26 ** ID 27 */ 28 29 #ifndef lint 30 #ifndef NOID 31 #if 0 32 static char privatehid[] = "@(#)private.h 7.51"; 33 #endif 34 #endif /* !defined NOID */ 35 #endif /* !defined lint */ 36 37 /* 38 ** Defaults for preprocessor symbols. 39 ** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'. 40 */ 41 42 #ifndef HAVE_ADJTIME 43 #define HAVE_ADJTIME 1 44 #endif /* !defined HAVE_ADJTIME */ 45 46 #ifndef HAVE_GETTEXT 47 #define HAVE_GETTEXT 0 48 #endif /* !defined HAVE_GETTEXT */ 49 50 #ifndef HAVE_INCOMPATIBLE_CTIME_R 51 #define HAVE_INCOMPATIBLE_CTIME_R 0 52 #endif /* !defined INCOMPATIBLE_CTIME_R */ 53 54 #ifndef HAVE_SETTIMEOFDAY 55 #define HAVE_SETTIMEOFDAY 3 56 #endif /* !defined HAVE_SETTIMEOFDAY */ 57 58 #ifndef HAVE_STRERROR 59 #define HAVE_STRERROR 1 60 #endif /* !defined HAVE_STRERROR */ 61 62 #ifndef HAVE_SYMLINK 63 #define HAVE_SYMLINK 1 64 #endif /* !defined HAVE_SYMLINK */ 65 66 #ifndef HAVE_SYS_WAIT_H 67 #define HAVE_SYS_WAIT_H 1 68 #endif /* !defined HAVE_SYS_WAIT_H */ 69 70 #ifndef HAVE_UNISTD_H 71 #define HAVE_UNISTD_H 1 72 #endif /* !defined HAVE_UNISTD_H */ 73 74 #ifndef HAVE_UTMPX_H 75 #define HAVE_UTMPX_H 0 76 #endif /* !defined HAVE_UTMPX_H */ 77 78 #ifdef LOCALE_HOME 79 #undef LOCALE_HOME /* not to be handled by tzcode itself */ 80 #endif /* defined LOCALE_HOME */ 81 82 #if HAVE_INCOMPATIBLE_CTIME_R 83 #define asctime_r _incompatible_asctime_r 84 #define ctime_r _incompatible_ctime_r 85 #endif /* HAVE_INCOMPATIBLE_CTIME_R */ 86 87 /* 88 ** Nested includes 89 */ 90 91 #include "sys/types.h" /* for time_t */ 92 #include "stdio.h" 93 #include "errno.h" 94 #include "string.h" 95 #include "limits.h" /* for CHAR_BIT */ 96 #include "time.h" 97 #include "stdlib.h" 98 99 #if HAVE_GETTEXT - 0 100 #include "libintl.h" 101 #endif /* HAVE_GETTEXT - 0 */ 102 103 #if HAVE_SYS_WAIT_H - 0 104 #include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */ 105 #endif /* HAVE_SYS_WAIT_H - 0 */ 106 107 #ifndef WIFEXITED 108 #define WIFEXITED(status) (((status) & 0xff) == 0) 109 #endif /* !defined WIFEXITED */ 110 #ifndef WEXITSTATUS 111 #define WEXITSTATUS(status) (((status) >> 8) & 0xff) 112 #endif /* !defined WEXITSTATUS */ 113 114 #if HAVE_UNISTD_H - 0 115 #include "unistd.h" /* for F_OK and R_OK */ 116 #endif /* HAVE_UNISTD_H - 0 */ 117 118 #if !(HAVE_UNISTD_H - 0) 119 #ifndef F_OK 120 #define F_OK 0 121 #endif /* !defined F_OK */ 122 #ifndef R_OK 123 #define R_OK 4 124 #endif /* !defined R_OK */ 125 #endif /* !(HAVE_UNISTD_H - 0) */ 126 127 /* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ 128 #define is_digit(c) ((unsigned)(c) - '0' <= 9) 129 130 /* 131 ** Workarounds for compilers/systems. 132 */ 133 134 /* 135 ** SunOS 4.1.1 cc lacks const. 136 */ 137 138 #ifndef const 139 #ifndef __STDC__ 140 #define const 141 #endif /* !defined __STDC__ */ 142 #endif /* !defined const */ 143 144 /* 145 ** SunOS 4.1.1 cc lacks prototypes. 146 */ 147 148 #ifndef P 149 #ifdef __STDC__ 150 #define P(x) x 151 #endif /* defined __STDC__ */ 152 #ifndef __STDC__ 153 #define P(x) () 154 #endif /* !defined __STDC__ */ 155 #endif /* !defined P */ 156 157 /* 158 ** SunOS 4.1.1 headers lack EXIT_SUCCESS. 159 */ 160 161 #ifndef EXIT_SUCCESS 162 #define EXIT_SUCCESS 0 163 #endif /* !defined EXIT_SUCCESS */ 164 165 /* 166 ** SunOS 4.1.1 headers lack EXIT_FAILURE. 167 */ 168 169 #ifndef EXIT_FAILURE 170 #define EXIT_FAILURE 1 171 #endif /* !defined EXIT_FAILURE */ 172 173 /* 174 ** SunOS 4.1.1 headers lack FILENAME_MAX. 175 */ 176 177 #ifndef FILENAME_MAX 178 179 #ifndef MAXPATHLEN 180 #ifdef unix 181 #include "sys/param.h" 182 #endif /* defined unix */ 183 #endif /* !defined MAXPATHLEN */ 184 185 #ifdef MAXPATHLEN 186 #define FILENAME_MAX MAXPATHLEN 187 #endif /* defined MAXPATHLEN */ 188 #ifndef MAXPATHLEN 189 #define FILENAME_MAX 1024 /* Pure guesswork */ 190 #endif /* !defined MAXPATHLEN */ 191 192 #endif /* !defined FILENAME_MAX */ 193 194 /* 195 ** SunOS 4.1.1 libraries lack remove. 196 */ 197 198 #ifndef __NetBSD__ 199 #ifndef remove 200 extern int unlink P((const char * filename)); 201 #define remove unlink 202 #endif /* !defined remove */ 203 #endif 204 205 /* 206 ** Some ancient errno.h implementations don't declare errno. 207 ** But some newer errno.h implementations define it as a macro. 208 ** Fix the former without affecting the latter. 209 */ 210 #ifndef errno 211 extern int errno; 212 #endif /* !defined errno */ 213 214 /* 215 ** Private function declarations. 216 */ 217 char * icalloc P((int nelem, int elsize)); 218 char * icatalloc P((char * old, const char * new)); 219 char * icpyalloc P((const char * string)); 220 char * imalloc P((int n)); 221 void * irealloc P((void * pointer, int size)); 222 void icfree P((char * pointer)); 223 void ifree P((char * pointer)); 224 char * scheck P((const char *string, const char *format)) 225 __attribute__((__format_arg__(2))); 226 227 228 /* 229 ** Finally, some convenience items. 230 */ 231 232 #ifndef TRUE 233 #define TRUE 1 234 #endif /* !defined TRUE */ 235 236 #ifndef FALSE 237 #define FALSE 0 238 #endif /* !defined FALSE */ 239 240 #ifndef TYPE_BIT 241 #define TYPE_BIT(type) (sizeof (type) * CHAR_BIT) 242 #endif /* !defined TYPE_BIT */ 243 244 #ifndef TYPE_SIGNED 245 #define TYPE_SIGNED(type) (((type) -1) < 0) 246 #endif /* !defined TYPE_SIGNED */ 247 248 #ifndef INT_STRLEN_MAXIMUM 249 /* 250 ** 302 / 1000 is log10(2.0) rounded up. 251 ** Subtract one for the sign bit if the type is signed; 252 ** add one for integer division truncation; 253 ** add one more for a minus sign if the type is signed. 254 */ 255 #define INT_STRLEN_MAXIMUM(type) \ 256 ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type)) 257 #endif /* !defined INT_STRLEN_MAXIMUM */ 258 259 /* 260 ** INITIALIZE(x) 261 */ 262 263 #ifndef GNUC_or_lint 264 #ifdef lint 265 #define GNUC_or_lint 266 #endif /* defined lint */ 267 #ifndef lint 268 #ifdef __GNUC__ 269 #define GNUC_or_lint 270 #endif /* defined __GNUC__ */ 271 #endif /* !defined lint */ 272 #endif /* !defined GNUC_or_lint */ 273 274 #ifndef INITIALIZE 275 #ifdef GNUC_or_lint 276 #define INITIALIZE(x) ((x) = 0) 277 #endif /* defined GNUC_or_lint */ 278 #ifndef GNUC_or_lint 279 #define INITIALIZE(x) 280 #endif /* !defined GNUC_or_lint */ 281 #endif /* !defined INITIALIZE */ 282 283 /* 284 ** For the benefit of GNU folk... 285 ** `_(MSGID)' uses the current locale's message library string for MSGID. 286 ** The default is to use gettext if available, and use MSGID otherwise. 287 */ 288 289 #ifndef _ 290 #if HAVE_GETTEXT - 0 291 #define _(msgid) gettext(msgid) 292 #else /* !(HAVE_GETTEXT - 0) */ 293 #define _(msgid) msgid 294 #endif /* !(HAVE_GETTEXT - 0) */ 295 #endif /* !defined _ */ 296 297 #ifndef TZ_DOMAIN 298 #define TZ_DOMAIN "tz" 299 #endif /* !defined TZ_DOMAIN */ 300 301 #if HAVE_INCOMPATIBLE_CTIME_R 302 #undef asctime_r 303 #undef ctime_r 304 char *asctime_r P((struct tm const *, char *)); 305 char *ctime_r P((time_t const *, char *)); 306 #endif /* HAVE_INCOMPATIBLE_CTIME_R */ 307 308 /* 309 ** UNIX was a registered trademark of UNIX System Laboratories in 1993. 310 */ 311 312 #endif /* !defined PRIVATE_H */ 313