6 ** This file is in the public domain, so clarified as of
7 ** 1996-06-05 by Arthur David Olson (arthur_david_olson@nih.gov).
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.
24 static char privatehid
[] = "@(#)private.h 7.51";
25 #endif /* !defined NOID */
26 #endif /* !defined lint */
29 ** Defaults for preprocessor symbols.
30 ** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'.
34 #define HAVE_ADJTIME 1
35 #endif /* !defined HAVE_ADJTIME */
38 #define HAVE_GETTEXT 0
39 #endif /* !defined HAVE_GETTEXT */
41 #ifndef HAVE_INCOMPATIBLE_CTIME_R
42 #define HAVE_INCOMPATIBLE_CTIME_R 0
43 #endif /* !defined INCOMPATIBLE_CTIME_R */
45 #ifndef HAVE_SETTIMEOFDAY
46 #define HAVE_SETTIMEOFDAY 3
47 #endif /* !defined HAVE_SETTIMEOFDAY */
50 #define HAVE_STRERROR 1
51 #endif /* !defined HAVE_STRERROR */
54 #define HAVE_SYMLINK 1
55 #endif /* !defined HAVE_SYMLINK */
57 #ifndef HAVE_SYS_WAIT_H
58 #define HAVE_SYS_WAIT_H 1
59 #endif /* !defined HAVE_SYS_WAIT_H */
62 #define HAVE_UNISTD_H 1
63 #endif /* !defined HAVE_UNISTD_H */
66 #define HAVE_UTMPX_H 0
67 #endif /* !defined HAVE_UTMPX_H */
70 #define LOCALE_HOME "/usr/lib/locale"
71 #endif /* !defined LOCALE_HOME */
73 #if HAVE_INCOMPATIBLE_CTIME_R
74 #define asctime_r _incompatible_asctime_r
75 #define ctime_r _incompatible_ctime_r
76 #endif /* HAVE_INCOMPATIBLE_CTIME_R */
82 #include "sys/types.h" /* for time_t */
86 #include "limits.h" /* for CHAR_BIT */
92 #endif /* HAVE_GETTEXT - 0 */
94 #if HAVE_SYS_WAIT_H - 0
95 #include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */
96 #endif /* HAVE_SYS_WAIT_H - 0 */
99 #define WIFEXITED(status) (((status) & 0xff) == 0)
100 #endif /* !defined WIFEXITED */
102 #define WEXITSTATUS(status) (((status) >> 8) & 0xff)
103 #endif /* !defined WEXITSTATUS */
105 #if HAVE_UNISTD_H - 0
106 #include "unistd.h" /* for F_OK and R_OK */
107 #endif /* HAVE_UNISTD_H - 0 */
109 #if !(HAVE_UNISTD_H - 0)
112 #endif /* !defined F_OK */
115 #endif /* !defined R_OK */
116 #endif /* !(HAVE_UNISTD_H - 0) */
118 /* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
119 #define is_digit(c) ((unsigned)(c) - '0' <= 9)
122 ** Workarounds for compilers/systems.
126 ** SunOS 4.1.1 cc lacks const.
132 #endif /* !defined __STDC__ */
133 #endif /* !defined const */
136 ** SunOS 4.1.1 cc lacks prototypes.
142 #endif /* defined __STDC__ */
145 #endif /* !defined __STDC__ */
146 #endif /* !defined P */
149 ** SunOS 4.1.1 headers lack EXIT_SUCCESS.
153 #define EXIT_SUCCESS 0
154 #endif /* !defined EXIT_SUCCESS */
157 ** SunOS 4.1.1 headers lack EXIT_FAILURE.
161 #define EXIT_FAILURE 1
162 #endif /* !defined EXIT_FAILURE */
165 ** SunOS 4.1.1 headers lack FILENAME_MAX.
172 #include "sys/param.h"
173 #endif /* defined unix */
174 #endif /* !defined MAXPATHLEN */
177 #define FILENAME_MAX MAXPATHLEN
178 #endif /* defined MAXPATHLEN */
180 #define FILENAME_MAX 1024 /* Pure guesswork */
181 #endif /* !defined MAXPATHLEN */
183 #endif /* !defined FILENAME_MAX */
186 ** SunOS 4.1.1 libraries lack remove.
190 extern int unlink
P((const char * filename
));
191 #define remove unlink
192 #endif /* !defined remove */
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.
201 #endif /* !defined errno */
204 ** Private function declarations.
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
));
217 ** Finally, some convenience items.
222 #endif /* !defined TRUE */
226 #endif /* !defined FALSE */
229 #define TYPE_BIT(type) (sizeof (type) * CHAR_BIT)
230 #endif /* !defined TYPE_BIT */
233 #define TYPE_SIGNED(type) (((type) -1) < 0)
234 #endif /* !defined TYPE_SIGNED */
236 #ifndef INT_STRLEN_MAXIMUM
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.
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 */
254 #endif /* defined lint */
258 #endif /* defined __GNUC__ */
259 #endif /* !defined lint */
260 #endif /* !defined GNUC_or_lint */
264 #define INITIALIZE(x) ((x) = 0)
265 #endif /* defined GNUC_or_lint */
267 #define INITIALIZE(x)
268 #endif /* !defined GNUC_or_lint */
269 #endif /* !defined INITIALIZE */
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.
279 #define _(msgid) gettext(msgid)
280 #else /* !(HAVE_GETTEXT - 0) */
281 #define _(msgid) msgid
282 #endif /* !(HAVE_GETTEXT - 0) */
283 #endif /* !defined _ */
286 #define TZ_DOMAIN "tz"
287 #endif /* !defined TZ_DOMAIN */
289 #if HAVE_INCOMPATIBLE_CTIME_R
292 char *asctime_r
P((struct tm
const *, char *));
293 char *ctime_r
P((time_t const *, char *));
294 #endif /* HAVE_INCOMPATIBLE_CTIME_R */
297 ** UNIX was a registered trademark of UNIX System Laboratories in 1993.
300 #endif /* !defined PRIVATE_H */