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 7.46";
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_SETTIMEOFDAY
42 #define HAVE_SETTIMEOFDAY 3
43 #endif /* !defined HAVE_SETTIMEOFDAY */
46 #define HAVE_STRERROR 0
47 #endif /* !defined HAVE_STRERROR */
50 #define HAVE_UNISTD_H 1
51 #endif /* !defined HAVE_UNISTD_H */
54 #define HAVE_UTMPX_H 0
55 #endif /* !defined HAVE_UTMPX_H */
58 #define LOCALE_HOME "/usr/lib/locale"
59 #endif /* !defined LOCALE_HOME */
65 #include "sys/types.h" /* for time_t */
69 #include "limits.h" /* for CHAR_BIT */
75 #endif /* HAVE_GETTEXT - 0 */
78 #include "unistd.h" /* for F_OK and R_OK */
79 #endif /* HAVE_UNISTD_H - 0 */
81 #if !(HAVE_UNISTD_H - 0)
84 #endif /* !defined F_OK */
87 #endif /* !defined R_OK */
88 #endif /* !(HAVE_UNISTD_H - 0) */
90 /* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
91 #define is_digit(c) ((unsigned)(c) - '0' <= 9)
94 ** Workarounds for compilers/systems.
98 ** SunOS 4.1.1 cc lacks const.
104 #endif /* !defined __STDC__ */
105 #endif /* !defined const */
108 ** SunOS 4.1.1 cc lacks prototypes.
114 #endif /* defined __STDC__ */
117 #endif /* !defined __STDC__ */
118 #endif /* !defined P */
121 ** SunOS 4.1.1 headers lack EXIT_SUCCESS.
125 #define EXIT_SUCCESS 0
126 #endif /* !defined EXIT_SUCCESS */
129 ** SunOS 4.1.1 headers lack EXIT_FAILURE.
133 #define EXIT_FAILURE 1
134 #endif /* !defined EXIT_FAILURE */
137 ** SunOS 4.1.1 headers lack FILENAME_MAX.
144 #include "sys/param.h"
145 #endif /* defined unix */
146 #endif /* !defined MAXPATHLEN */
149 #define FILENAME_MAX MAXPATHLEN
150 #endif /* defined MAXPATHLEN */
152 #define FILENAME_MAX 1024 /* Pure guesswork */
153 #endif /* !defined MAXPATHLEN */
155 #endif /* !defined FILENAME_MAX */
158 ** SunOS 4.1.1 libraries lack remove.
162 extern int unlink P((const char * filename));
163 #define remove unlink
164 #endif /* !defined remove */
167 ** Some ancient errno.h implementations don't declare errno.
168 ** But some newer errno.h implementations define it as a macro.
169 ** Fix the former without affecting the latter.
173 #endif /* !defined errno */
176 ** Private function declarations.
178 char * icalloc P((int nelem, int elsize));
179 char * icatalloc P((char * old, const char * new));
180 char * icpyalloc P((const char * string));
181 char * imalloc P((int n));
182 void * irealloc P((void * pointer, int size));
183 void icfree P((char * pointer));
184 void ifree P((char * pointer));
185 char * scheck P((const char *string, const char *format));
189 ** Finally, some convenience items.
194 #endif /* !defined TRUE */
198 #endif /* !defined FALSE */
201 #define TYPE_BIT(type) (sizeof (type) * CHAR_BIT)
202 #endif /* !defined TYPE_BIT */
205 #define TYPE_SIGNED(type) (((type) -1) < 0)
206 #endif /* !defined TYPE_SIGNED */
208 #ifndef INT_STRLEN_MAXIMUM
210 ** 302 / 1000 is log10(2.0) rounded up.
211 ** Subtract one for the sign bit if the type is signed;
212 ** add one for integer division truncation;
213 ** add one more for a minus sign if the type is signed.
215 #define INT_STRLEN_MAXIMUM(type) \
216 ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 100 + 1 + TYPE_SIGNED(type))
217 #endif /* !defined INT_STRLEN_MAXIMUM */
226 #endif /* defined lint */
230 #endif /* defined __GNUC__ */
231 #endif /* !defined lint */
232 #endif /* !defined GNUC_or_lint */
236 #define INITIALIZE(x) ((x) = 0)
237 #endif /* defined GNUC_or_lint */
239 #define INITIALIZE(x)
240 #endif /* !defined GNUC_or_lint */
241 #endif /* !defined INITIALIZE */
244 ** For the benefit of GNU folk...
245 ** `_(MSGID)' uses the current locale's message library string for MSGID.
246 ** The default is to use gettext if available, and use MSGID otherwise.
251 #define _(msgid) gettext(msgid)
252 #else /* !(HAVE_GETTEXT - 0) */
253 #define _(msgid) msgid
254 #endif /* !(HAVE_GETTEXT - 0) */
255 #endif /* !defined _ */
258 #define TZ_DOMAIN "tz"
259 #endif /* !defined TZ_DOMAIN */
262 ** UNIX was a registered trademark of UNIX System Laboratories in 1993.
265 #endif /* !defined PRIVATE_H */