1 /* $NetBSD: private.h,v 1.14 1999/11/10 20:32:31 kleink 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 7.49"; 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_SETTIMEOFDAY 51 #define HAVE_SETTIMEOFDAY 3 52 #endif /* !defined HAVE_SETTIMEOFDAY */ 53 54 #ifndef HAVE_STRERROR 55 #define HAVE_STRERROR 1 56 #endif /* !defined HAVE_STRERROR */ 57 58 #ifndef HAVE_SYMLINK 59 #define HAVE_SYMLINK 1 60 #endif /* !defined HAVE_SYMLINK */ 61 62 #ifndef HAVE_SYS_WAIT_H 63 #define HAVE_SYS_WAIT_H 1 64 #endif /* !defined HAVE_SYS_WAIT_H */ 65 66 #ifndef HAVE_UNISTD_H 67 #define HAVE_UNISTD_H 1 68 #endif /* !defined HAVE_UNISTD_H */ 69 70 #ifndef HAVE_UTMPX_H 71 #define HAVE_UTMPX_H 0 72 #endif /* !defined HAVE_UTMPX_H */ 73 74 #ifndef LOCALE_HOME 75 #define LOCALE_HOME "/usr/lib/locale" 76 #endif /* !defined LOCALE_HOME */ 77 78 /* 79 ** Nested includes 80 */ 81 82 #include "sys/types.h" /* for time_t */ 83 #include "stdio.h" 84 #include "errno.h" 85 #include "string.h" 86 #include "limits.h" /* for CHAR_BIT */ 87 #include "time.h" 88 #include "stdlib.h" 89 90 #if HAVE_GETTEXT - 0 91 #include "libintl.h" 92 #endif /* HAVE_GETTEXT - 0 */ 93 94 #if HAVE_SYS_WAIT_H - 0 95 #include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */ 96 #endif /* HAVE_SYS_WAIT_H - 0 */ 97 98 #ifndef WIFEXITED 99 #define WIFEXITED(status) (((status) & 0xff) == 0) 100 #endif /* !defined WIFEXITED */ 101 #ifndef WEXITSTATUS 102 #define WEXITSTATUS(status) (((status) >> 8) & 0xff) 103 #endif /* !defined WEXITSTATUS */ 104 105 #if HAVE_UNISTD_H - 0 106 #include "unistd.h" /* for F_OK and R_OK */ 107 #endif /* HAVE_UNISTD_H - 0 */ 108 109 #if !(HAVE_UNISTD_H - 0) 110 #ifndef F_OK 111 #define F_OK 0 112 #endif /* !defined F_OK */ 113 #ifndef R_OK 114 #define R_OK 4 115 #endif /* !defined R_OK */ 116 #endif /* !(HAVE_UNISTD_H - 0) */ 117 118 /* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */ 119 #define is_digit(c) ((unsigned)(c) - '0' <= 9) 120 121 /* 122 ** Workarounds for compilers/systems. 123 */ 124 125 /* 126 ** SunOS 4.1.1 cc lacks const. 127 */ 128 129 #ifndef const 130 #ifndef __STDC__ 131 #define const 132 #endif /* !defined __STDC__ */ 133 #endif /* !defined const */ 134 135 /* 136 ** SunOS 4.1.1 cc lacks prototypes. 137 */ 138 139 #ifndef P 140 #ifdef __STDC__ 141 #define P(x) x 142 #endif /* defined __STDC__ */ 143 #ifndef __STDC__ 144 #define P(x) () 145 #endif /* !defined __STDC__ */ 146 #endif /* !defined P */ 147 148 /* 149 ** SunOS 4.1.1 headers lack EXIT_SUCCESS. 150 */ 151 152 #ifndef EXIT_SUCCESS 153 #define EXIT_SUCCESS 0 154 #endif /* !defined EXIT_SUCCESS */ 155 156 /* 157 ** SunOS 4.1.1 headers lack EXIT_FAILURE. 158 */ 159 160 #ifndef EXIT_FAILURE 161 #define EXIT_FAILURE 1 162 #endif /* !defined EXIT_FAILURE */ 163 164 /* 165 ** SunOS 4.1.1 headers lack FILENAME_MAX. 166 */ 167 168 #ifndef FILENAME_MAX 169 170 #ifndef MAXPATHLEN 171 #ifdef unix 172 #include "sys/param.h" 173 #endif /* defined unix */ 174 #endif /* !defined MAXPATHLEN */ 175 176 #ifdef MAXPATHLEN 177 #define FILENAME_MAX MAXPATHLEN 178 #endif /* defined MAXPATHLEN */ 179 #ifndef MAXPATHLEN 180 #define FILENAME_MAX 1024 /* Pure guesswork */ 181 #endif /* !defined MAXPATHLEN */ 182 183 #endif /* !defined FILENAME_MAX */ 184 185 /* 186 ** SunOS 4.1.1 libraries lack remove. 187 */ 188 189 #ifndef remove 190 extern int unlink P((const char * filename)); 191 #define remove unlink 192 #endif /* !defined remove */ 193 194 /* 195 ** Some ancient errno.h implementations don't declare errno. 196 ** But some newer errno.h implementations define it as a macro. 197 ** Fix the former without affecting the latter. 198 */ 199 #ifndef errno 200 extern int errno; 201 #endif /* !defined errno */ 202 203 /* 204 ** Private function declarations. 205 */ 206 char * icalloc P((int nelem, int elsize)); 207 char * icatalloc P((char * old, const char * new)); 208 char * icpyalloc P((const char * string)); 209 char * imalloc P((int n)); 210 void * irealloc P((void * pointer, int size)); 211 void icfree P((char * pointer)); 212 void ifree P((char * pointer)); 213 char * scheck P((const char *string, const char *format)); 214 215 216 /* 217 ** Finally, some convenience items. 218 */ 219 220 #ifndef TRUE 221 #define TRUE 1 222 #endif /* !defined TRUE */ 223 224 #ifndef FALSE 225 #define FALSE 0 226 #endif /* !defined FALSE */ 227 228 #ifndef TYPE_BIT 229 #define TYPE_BIT(type) (sizeof (type) * CHAR_BIT) 230 #endif /* !defined TYPE_BIT */ 231 232 #ifndef TYPE_SIGNED 233 #define TYPE_SIGNED(type) (((type) -1) < 0) 234 #endif /* !defined TYPE_SIGNED */ 235 236 #ifndef INT_STRLEN_MAXIMUM 237 /* 238 ** 302 / 1000 is log10(2.0) rounded up. 239 ** Subtract one for the sign bit if the type is signed; 240 ** add one for integer division truncation; 241 ** add one more for a minus sign if the type is signed. 242 */ 243 #define INT_STRLEN_MAXIMUM(type) \ 244 ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + 1 + TYPE_SIGNED(type)) 245 #endif /* !defined INT_STRLEN_MAXIMUM */ 246 247 /* 248 ** INITIALIZE(x) 249 */ 250 251 #ifndef GNUC_or_lint 252 #ifdef lint 253 #define GNUC_or_lint 254 #endif /* defined lint */ 255 #ifndef lint 256 #ifdef __GNUC__ 257 #define GNUC_or_lint 258 #endif /* defined __GNUC__ */ 259 #endif /* !defined lint */ 260 #endif /* !defined GNUC_or_lint */ 261 262 #ifndef INITIALIZE 263 #ifdef GNUC_or_lint 264 #define INITIALIZE(x) ((x) = 0) 265 #endif /* defined GNUC_or_lint */ 266 #ifndef GNUC_or_lint 267 #define INITIALIZE(x) 268 #endif /* !defined GNUC_or_lint */ 269 #endif /* !defined INITIALIZE */ 270 271 /* 272 ** For the benefit of GNU folk... 273 ** `_(MSGID)' uses the current locale's message library string for MSGID. 274 ** The default is to use gettext if available, and use MSGID otherwise. 275 */ 276 277 #ifndef _ 278 #if HAVE_GETTEXT - 0 279 #define _(msgid) gettext(msgid) 280 #else /* !(HAVE_GETTEXT - 0) */ 281 #define _(msgid) msgid 282 #endif /* !(HAVE_GETTEXT - 0) */ 283 #endif /* !defined _ */ 284 285 #ifndef TZ_DOMAIN 286 #define TZ_DOMAIN "tz" 287 #endif /* !defined TZ_DOMAIN */ 288 289 /* 290 ** UNIX was a registered trademark of UNIX System Laboratories in 1993. 291 */ 292 293 #endif /* !defined PRIVATE_H */ 294