1 dd038bc6 2021-09-21 thomas.ad #ifndef _GOT_COMPAT_H
  2 dd038bc6 2021-09-21 thomas.ad #define _GOT_COMPAT_H
  3 dd038bc6 2021-09-21 thomas.ad 
  4 dd038bc6 2021-09-21 thomas.ad #include <sys/types.h>
  5 dd038bc6 2021-09-21 thomas.ad #include <sys/ioctl.h>
  6 dd038bc6 2021-09-21 thomas.ad #include <sys/uio.h>
  7 92a9e85d 2021-09-24 thomas #if defined(__FreeBSD__)
  8 92a9e85d 2021-09-24 thomas #include <sys/endian.h>
  9 ef0b17aa 2022-06-24 thomas #include <sys/capsicum.h>
 10 d24ddaa6 2022-02-26 thomas #elif defined(__APPLE__)
 11 d24ddaa6 2022-02-26 thomas #include <machine/endian.h>
 12 d24ddaa6 2022-02-26 thomas #include <libkern/OSByteOrder.h>
 13 d24ddaa6 2022-02-26 thomas #include "compat/bsd-poll.h"
 14 d24ddaa6 2022-02-26 thomas 
 15 d24ddaa6 2022-02-26 thomas #define FMT_SCALED_STRSIZE	7  /* minus sign, 4 digits, suffix, null byte */
 16 d24ddaa6 2022-02-26 thomas 
 17 d24ddaa6 2022-02-26 thomas #define htobe16(x) OSSwapHostToBigInt16(x)
 18 d24ddaa6 2022-02-26 thomas #define htole16(x) OSSwapHostToLittleInt16(x)
 19 d24ddaa6 2022-02-26 thomas #define be16toh(x) OSSwapBigToHostInt16(x)
 20 d24ddaa6 2022-02-26 thomas #define le16toh(x) OSSwapLittleToHostInt16(x)
 21 d24ddaa6 2022-02-26 thomas 
 22 d24ddaa6 2022-02-26 thomas #define htobe32(x) OSSwapHostToBigInt32(x)
 23 d24ddaa6 2022-02-26 thomas #define htole32(x) OSSwapHostToLittleInt32(x)
 24 d24ddaa6 2022-02-26 thomas #define be32toh(x) OSSwapBigToHostInt32(x)
 25 d24ddaa6 2022-02-26 thomas #define le32toh(x) OSSwapLittleToHostInt32(x)
 26 d24ddaa6 2022-02-26 thomas 
 27 d24ddaa6 2022-02-26 thomas #define htobe64(x) OSSwapHostToBigInt64(x)
 28 d24ddaa6 2022-02-26 thomas #define htole64(x) OSSwapHostToLittleInt64(x)
 29 d24ddaa6 2022-02-26 thomas #define be64toh(x) OSSwapBigToHostInt64(x)
 30 d24ddaa6 2022-02-26 thomas #define le64toh(x) OSSwapLittleToHostInt64(x)
 31 d24ddaa6 2022-02-26 thomas 
 32 d24ddaa6 2022-02-26 thomas #define st_atim st_atimespec
 33 d24ddaa6 2022-02-26 thomas #define st_ctim st_ctimespec
 34 d24ddaa6 2022-02-26 thomas #define st_mtim st_mtimespec
 35 d24ddaa6 2022-02-26 thomas 
 36 d24ddaa6 2022-02-26 thomas #else /* Linux, etc... */
 37 92a9e85d 2021-09-24 thomas #include <endian.h>
 38 6aa6ad44 2022-07-16 thomas #include <grp.h>
 39 92a9e85d 2021-09-24 thomas #endif
 40 dd038bc6 2021-09-21 thomas.ad 
 41 dd038bc6 2021-09-21 thomas.ad #include <fnmatch.h>
 42 dd038bc6 2021-09-21 thomas.ad #include <limits.h>
 43 dd038bc6 2021-09-21 thomas.ad #include <stdio.h>
 44 dd038bc6 2021-09-21 thomas.ad #include <stdint.h>
 45 dd038bc6 2021-09-21 thomas.ad 
 46 dd038bc6 2021-09-21 thomas.ad /* For flock. */
 47 dd038bc6 2021-09-21 thomas.ad #ifndef O_EXLOCK
 48 dd038bc6 2021-09-21 thomas.ad #define O_EXLOCK 0
 49 dd038bc6 2021-09-21 thomas.ad #endif
 50 dd038bc6 2021-09-21 thomas.ad 
 51 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FLOCK
 52 dd038bc6 2021-09-21 thomas.ad #define LOCK_SH 0
 53 dd038bc6 2021-09-21 thomas.ad #define LOCK_EX 0
 54 dd038bc6 2021-09-21 thomas.ad #define LOCK_NB 0
 55 dd038bc6 2021-09-21 thomas.ad #define flock(fd, op) (0)
 56 dd038bc6 2021-09-21 thomas.ad #else
 57 dd038bc6 2021-09-21 thomas.ad #include <sys/file.h>
 58 dd038bc6 2021-09-21 thomas.ad #endif
 59 dd038bc6 2021-09-21 thomas.ad 
 60 21bb1653 2022-07-16 thomas /* POSIX doesn't define WAIT_ANY, so provide it if it's not found. */
 61 21bb1653 2022-07-16 thomas #ifndef WAIT_ANY
 62 21bb1653 2022-07-16 thomas #define WAIT_ANY (-1)
 63 21bb1653 2022-07-16 thomas #endif
 64 21bb1653 2022-07-16 thomas 
 65 ba107e80 2022-07-16 thomas /* SOCK_NONBLOCK isn't available across BSDs... */
 66 ba107e80 2022-07-16 thomas #ifndef SOCK_NONBLOCK
 67 ba107e80 2022-07-16 thomas #define SOCK_NONBLOCK 00004000
 68 ba107e80 2022-07-16 thomas #endif
 69 ba107e80 2022-07-16 thomas 
 70 2fcd7106 2022-07-16 thomas /* On FreeBSD (and possibly others), EAI_NODATA was removed, in favour of
 71 2fcd7106 2022-07-16 thomas  * using EAI_NONAME.
 72 2fcd7106 2022-07-16 thomas  */
 73 2fcd7106 2022-07-16 thomas #ifndef EAI_NODATA
 74 2fcd7106 2022-07-16 thomas #define EAI_NODATA EAI_NONAME
 75 2fcd7106 2022-07-16 thomas #endif
 76 2fcd7106 2022-07-16 thomas 
 77 dd038bc6 2021-09-21 thomas.ad #ifndef __dead
 78 dd038bc6 2021-09-21 thomas.ad #define __dead __attribute__ ((__noreturn__))
 79 c4e2e0d0 2022-07-16 thomas #endif
 80 c4e2e0d0 2022-07-16 thomas 
 81 c4e2e0d0 2022-07-16 thomas #ifndef __unused
 82 c4e2e0d0 2022-07-16 thomas #define __unused __attribute__ ((__unused__))
 83 dd038bc6 2021-09-21 thomas.ad #endif
 84 dd038bc6 2021-09-21 thomas.ad 
 85 dd038bc6 2021-09-21 thomas.ad #ifndef __OpenBSD__
 86 dd038bc6 2021-09-21 thomas.ad #define pledge(s, p) (0)
 87 dd038bc6 2021-09-21 thomas.ad #define unveil(s, p) (0)
 88 5d120ea8 2022-06-23 op #endif
 89 5d120ea8 2022-06-23 op 
 90 ef0b17aa 2022-06-24 thomas #ifndef __FreeBSD__
 91 5d120ea8 2022-06-23 op #define cap_enter() (0)
 92 683ec58e 2022-07-16 thomas #endif
 93 683ec58e 2022-07-16 thomas 
 94 683ec58e 2022-07-16 thomas #ifndef HAVE_SETRESGID
 95 683ec58e 2022-07-16 thomas #define setresgid(a, b, c) (0)
 96 683ec58e 2022-07-16 thomas #endif
 97 683ec58e 2022-07-16 thomas 
 98 683ec58e 2022-07-16 thomas #ifndef HAVE_SETRESUID
 99 683ec58e 2022-07-16 thomas #define setresuid(a, b, c) (0)
100 97799ccd 2022-02-06 thomas #endif
101 97799ccd 2022-02-06 thomas 
102 97799ccd 2022-02-06 thomas #ifndef HAVE_LINUX_LANDLOCK_H
103 97799ccd 2022-02-06 thomas #define landlock_no_fs() (0)
104 97799ccd 2022-02-06 thomas #else
105 97799ccd 2022-02-06 thomas int	landlock_no_fs(void);
106 dd038bc6 2021-09-21 thomas.ad #endif
107 dd038bc6 2021-09-21 thomas.ad 
108 dd038bc6 2021-09-21 thomas.ad #ifndef INFTIM
109 dd038bc6 2021-09-21 thomas.ad #define INFTIM -1
110 dd038bc6 2021-09-21 thomas.ad #endif
111 dd038bc6 2021-09-21 thomas.ad 
112 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_BSD_UUID
113 dd038bc6 2021-09-21 thomas.ad #include <uuid/uuid.h>
114 dd038bc6 2021-09-21 thomas.ad #define uuid_s_ok 0
115 dd038bc6 2021-09-21 thomas.ad #define uuid_s_bad_version  1
116 dd038bc6 2021-09-21 thomas.ad #define uuid_s_invalid_string_uuid 2
117 dd038bc6 2021-09-21 thomas.ad #define uuid_s_no_memory  3
118 dd038bc6 2021-09-21 thomas.ad 
119 dd038bc6 2021-09-21 thomas.ad /* Length of a node address (an IEEE 802 address). */
120 dd038bc6 2021-09-21 thomas.ad #define _UUID_NODE_LEN  6
121 dd038bc6 2021-09-21 thomas.ad 
122 dd038bc6 2021-09-21 thomas.ad struct uuid {
123 dd038bc6 2021-09-21 thomas.ad 	uint32_t time_low;
124 dd038bc6 2021-09-21 thomas.ad 	uint16_t time_mid;
125 dd038bc6 2021-09-21 thomas.ad 	uint16_t time_hi_and_version;
126 dd038bc6 2021-09-21 thomas.ad 	uint8_t  clock_seq_hi_and_reserved;
127 dd038bc6 2021-09-21 thomas.ad 	uint8_t  clock_seq_low;
128 dd038bc6 2021-09-21 thomas.ad 	uint8_t  node[_UUID_NODE_LEN];
129 dd038bc6 2021-09-21 thomas.ad };
130 dd038bc6 2021-09-21 thomas.ad 
131 dd038bc6 2021-09-21 thomas.ad int32_t uuid_equal(struct uuid *, struct uuid *, uint32_t *);
132 dd038bc6 2021-09-21 thomas.ad int32_t uuid_is_nil(struct uuid *, uint32_t *);
133 dd038bc6 2021-09-21 thomas.ad void uuid_create(uuid_t *, uint32_t *);
134 dd038bc6 2021-09-21 thomas.ad void uuid_create_nil(struct uuid *, uint32_t *);
135 dd038bc6 2021-09-21 thomas.ad void uuid_from_string(const char *, uuid_t *, uint32_t *);
136 dd038bc6 2021-09-21 thomas.ad void uuid_to_string(uuid_t *, char **, uint32_t *);
137 9d70a0bf 2022-02-26 thomas #else
138 9d70a0bf 2022-02-26 thomas #include <uuid.h>
139 dd038bc6 2021-09-21 thomas.ad #endif
140 dd038bc6 2021-09-21 thomas.ad 
141 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_STDINT_H
142 dd038bc6 2021-09-21 thomas.ad #include <stdint.h>
143 dd038bc6 2021-09-21 thomas.ad #else
144 dd038bc6 2021-09-21 thomas.ad #include <inttypes.h>
145 dd038bc6 2021-09-21 thomas.ad #endif
146 dd038bc6 2021-09-21 thomas.ad 
147 19467d59 2022-07-16 thomas /* Only include sys/queue.h if it's not found on the system (libbsd provides
148 19467d59 2022-07-16 thomas  * a copy of this).
149 19467d59 2022-07-16 thomas  */
150 19467d59 2022-07-16 thomas #if !defined(HAVE_QUEUE_H) && !defined(HAVE_LIBBSD)
151 dd038bc6 2021-09-21 thomas.ad #include "compat/queue.h"
152 19467d59 2022-07-16 thomas #else
153 19467d59 2022-07-16 thomas #include <sys/queue.h>
154 dd038bc6 2021-09-21 thomas.ad #endif
155 dd038bc6 2021-09-21 thomas.ad 
156 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_TREE_H
157 dd038bc6 2021-09-21 thomas.ad #include <sys/tree.h>
158 dd038bc6 2021-09-21 thomas.ad #else
159 dd038bc6 2021-09-21 thomas.ad #include "compat/tree.h"
160 dd038bc6 2021-09-21 thomas.ad #endif
161 dd038bc6 2021-09-21 thomas.ad 
162 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_UTIL_H
163 dd038bc6 2021-09-21 thomas.ad #include <util.h>
164 dd038bc6 2021-09-21 thomas.ad #endif
165 dd038bc6 2021-09-21 thomas.ad 
166 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_LIBUTIL_H
167 dd038bc6 2021-09-21 thomas.ad #include <libutil.h>
168 dd038bc6 2021-09-21 thomas.ad #endif
169 dd038bc6 2021-09-21 thomas.ad 
170 dd038bc6 2021-09-21 thomas.ad #ifdef HAVE_IMSG
171 dd038bc6 2021-09-21 thomas.ad #else
172 dd038bc6 2021-09-21 thomas.ad #include "compat/imsg.h"
173 ddd12270 2022-04-22 thomas #endif
174 ddd12270 2022-04-22 thomas 
175 ddd12270 2022-04-22 thomas #ifdef HAVE_SIPHASH
176 ddd12270 2022-04-22 thomas #include <siphash.h>
177 ddd12270 2022-04-22 thomas #else
178 ddd12270 2022-04-22 thomas #include "compat/siphash.h"
179 dd038bc6 2021-09-21 thomas.ad #endif
180 dd038bc6 2021-09-21 thomas.ad 
181 81e077a6 2022-03-08 thomas /* Include Apple-specific headers.  Mostly for crypto.*/
182 81e077a6 2022-03-08 thomas #if defined(__APPLE__)
183 d24ddaa6 2022-02-26 thomas #define COMMON_DIGEST_FOR_OPENSSL
184 d24ddaa6 2022-02-26 thomas #include <CommonCrypto/CommonDigest.h>
185 d24ddaa6 2022-02-26 thomas #endif
186 d24ddaa6 2022-02-26 thomas 
187 b26177ad 2022-03-03 thomas #if defined(HAVE_LIBCRYPTO) && !defined(__APPLE__) && !defined(__DragonFly__)
188 92a9e85d 2021-09-24 thomas #include <sha1.h>
189 b26177ad 2022-03-03 thomas #elif !defined(__APPLE__) && !defined(__DragonFly__)
190 92a9e85d 2021-09-24 thomas #include <sha.h>
191 b26177ad 2022-03-03 thomas #elif defined(__DragonFly__)
192 b26177ad 2022-03-03 thomas #include <openssl/sha.h>
193 d24ddaa6 2022-02-26 thomas #endif
194 92a9e85d 2021-09-24 thomas 
195 b26177ad 2022-03-03 thomas #if !defined(HAVE_LIBCRYPTO) || defined(__APPLE__) || defined(__DragonFly__)
196 92a9e85d 2021-09-24 thomas #define SHA1_DIGEST_LENGTH		SHA_DIGEST_LENGTH
197 92a9e85d 2021-09-24 thomas #define SHA1_DIGEST_STRING_LENGTH	(SHA1_DIGEST_LENGTH * 2 + 1)
198 92a9e85d 2021-09-24 thomas 
199 92a9e85d 2021-09-24 thomas #define SHA1_CTX	SHA_CTX
200 92a9e85d 2021-09-24 thomas #define SHA1Init	SHA1_Init
201 92a9e85d 2021-09-24 thomas #define SHA1Update	SHA1_Update
202 92a9e85d 2021-09-24 thomas #define SHA1Final	SHA1_Final
203 92a9e85d 2021-09-24 thomas #endif
204 92a9e85d 2021-09-24 thomas 
205 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_ASPRINTF
206 dd038bc6 2021-09-21 thomas.ad /* asprintf.c */
207 dd038bc6 2021-09-21 thomas.ad int		 asprintf(char **, const char *, ...);
208 dd038bc6 2021-09-21 thomas.ad int		 vasprintf(char **, const char *, va_list);
209 dd038bc6 2021-09-21 thomas.ad #endif
210 dd038bc6 2021-09-21 thomas.ad 
211 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_EXPLICIT_BZERO
212 dd038bc6 2021-09-21 thomas.ad /* explicit_bzero.c */
213 dd038bc6 2021-09-21 thomas.ad void		 explicit_bzero(void *, size_t);
214 dd038bc6 2021-09-21 thomas.ad #endif
215 dd038bc6 2021-09-21 thomas.ad 
216 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETDTABLECOUNT
217 dd038bc6 2021-09-21 thomas.ad /* getdtablecount.c */
218 dd038bc6 2021-09-21 thomas.ad int		 getdtablecount(void);
219 dd038bc6 2021-09-21 thomas.ad #endif
220 dd038bc6 2021-09-21 thomas.ad 
221 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_CLOSEFROM
222 dd038bc6 2021-09-21 thomas.ad /* closefrom.c */
223 d24ddaa6 2022-02-26 thomas void		 closefrom(int);
224 dd038bc6 2021-09-21 thomas.ad #endif
225 dd038bc6 2021-09-21 thomas.ad 
226 92a9e85d 2021-09-24 thomas #if defined (__FreeBSD__)
227 92a9e85d 2021-09-24 thomas #define closefrom(fd) (closefrom(fd), 0)
228 92a9e85d 2021-09-24 thomas #endif
229 92a9e85d 2021-09-24 thomas 
230 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRSEP
231 dd038bc6 2021-09-21 thomas.ad /* strsep.c */
232 dd038bc6 2021-09-21 thomas.ad char		*strsep(char **, const char *);
233 dd038bc6 2021-09-21 thomas.ad #endif
234 dd038bc6 2021-09-21 thomas.ad 
235 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRTONUM
236 dd038bc6 2021-09-21 thomas.ad /* strtonum.c */
237 dd038bc6 2021-09-21 thomas.ad long long	 strtonum(const char *, long long, long long, const char **);
238 dd038bc6 2021-09-21 thomas.ad #endif
239 dd038bc6 2021-09-21 thomas.ad 
240 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRLCPY
241 dd038bc6 2021-09-21 thomas.ad /* strlcpy.c */
242 dd038bc6 2021-09-21 thomas.ad size_t	 	 strlcpy(char *, const char *, size_t);
243 dd038bc6 2021-09-21 thomas.ad #endif
244 dd038bc6 2021-09-21 thomas.ad 
245 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRLCAT
246 dd038bc6 2021-09-21 thomas.ad /* strlcat.c */
247 dd038bc6 2021-09-21 thomas.ad size_t	 	 strlcat(char *, const char *, size_t);
248 dd038bc6 2021-09-21 thomas.ad #endif
249 dd038bc6 2021-09-21 thomas.ad 
250 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRNLEN
251 dd038bc6 2021-09-21 thomas.ad /* strnlen.c */
252 dd038bc6 2021-09-21 thomas.ad size_t		 strnlen(const char *, size_t);
253 dd038bc6 2021-09-21 thomas.ad #endif
254 dd038bc6 2021-09-21 thomas.ad 
255 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_STRNDUP
256 dd038bc6 2021-09-21 thomas.ad /* strndup.c */
257 dd038bc6 2021-09-21 thomas.ad char		*strndup(const char *, size_t);
258 dd038bc6 2021-09-21 thomas.ad #endif
259 dd038bc6 2021-09-21 thomas.ad 
260 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETPROGNAME
261 dd038bc6 2021-09-21 thomas.ad /* getprogname.c */
262 dd038bc6 2021-09-21 thomas.ad const char	*getprogname(void);
263 dd038bc6 2021-09-21 thomas.ad #endif
264 dd038bc6 2021-09-21 thomas.ad 
265 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETLINE
266 dd038bc6 2021-09-21 thomas.ad /* getline.c */
267 dd038bc6 2021-09-21 thomas.ad ssize_t		 getline(char **, size_t *, FILE *);
268 dd038bc6 2021-09-21 thomas.ad #endif
269 dd038bc6 2021-09-21 thomas.ad 
270 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FREEZERO
271 dd038bc6 2021-09-21 thomas.ad /* freezero.c */
272 dd038bc6 2021-09-21 thomas.ad void		 freezero(void *, size_t);
273 dd038bc6 2021-09-21 thomas.ad #endif
274 dd038bc6 2021-09-21 thomas.ad 
275 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_GETDTABLECOUNT
276 dd038bc6 2021-09-21 thomas.ad /* getdtablecount.c */
277 dd038bc6 2021-09-21 thomas.ad int		 getdtablecount(void);
278 dd038bc6 2021-09-21 thomas.ad #endif
279 dd038bc6 2021-09-21 thomas.ad 
280 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_REALLOCARRAY
281 dd038bc6 2021-09-21 thomas.ad /* reallocarray.c */
282 dd038bc6 2021-09-21 thomas.ad void		*reallocarray(void *, size_t, size_t);
283 dd038bc6 2021-09-21 thomas.ad #endif
284 dd038bc6 2021-09-21 thomas.ad 
285 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_RECALLOCARRAY
286 dd038bc6 2021-09-21 thomas.ad /* recallocarray.c */
287 dd038bc6 2021-09-21 thomas.ad void		*recallocarray(void *, size_t, size_t, size_t);
288 dd038bc6 2021-09-21 thomas.ad #endif
289 dd038bc6 2021-09-21 thomas.ad 
290 c4e2e0d0 2022-07-16 thomas #ifndef HAVE_SETPROCTITLE
291 c4e2e0d0 2022-07-16 thomas /* setproctitle.c */
292 c4e2e0d0 2022-07-16 thomas void 		 setproctitle(const char *, ...);
293 c4e2e0d0 2022-07-16 thomas #endif
294 c4e2e0d0 2022-07-16 thomas 
295 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_FMT_SCALED
296 dd038bc6 2021-09-21 thomas.ad /* fmt_scaled.c */
297 dd038bc6 2021-09-21 thomas.ad int fmt_scaled(long long, char *);
298 dd038bc6 2021-09-21 thomas.ad int scan_scaled(char *, long long *);
299 dd038bc6 2021-09-21 thomas.ad #define FMT_SCALED_STRSIZE	7  /* minus sign, 4 digits, suffix, null byte */
300 dd038bc6 2021-09-21 thomas.ad #endif
301 dd038bc6 2021-09-21 thomas.ad 
302 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_LIBBSD
303 dd038bc6 2021-09-21 thomas.ad /* getopt.c */
304 dd038bc6 2021-09-21 thomas.ad extern int	BSDopterr;
305 dd038bc6 2021-09-21 thomas.ad extern int	BSDoptind;
306 dd038bc6 2021-09-21 thomas.ad extern int	BSDoptopt;
307 dd038bc6 2021-09-21 thomas.ad extern int	BSDoptreset;
308 dd038bc6 2021-09-21 thomas.ad extern char    *BSDoptarg;
309 dd038bc6 2021-09-21 thomas.ad int	BSDgetopt(int, char *const *, const char *);
310 dd038bc6 2021-09-21 thomas.ad #define getopt(ac, av, o)  BSDgetopt(ac, av, o)
311 dd038bc6 2021-09-21 thomas.ad #define opterr             BSDopterr
312 dd038bc6 2021-09-21 thomas.ad #define optind             BSDoptind
313 dd038bc6 2021-09-21 thomas.ad #define optopt             BSDoptopt
314 dd038bc6 2021-09-21 thomas.ad #define optreset           BSDoptreset
315 dd038bc6 2021-09-21 thomas.ad #define optarg             BSDoptarg
316 dd038bc6 2021-09-21 thomas.ad #endif
317 dd038bc6 2021-09-21 thomas.ad #endif
318 dd038bc6 2021-09-21 thomas.ad 
319 de1dbfe9 2022-01-05 thomas /* Check for some of the non-portable timespec*() functions.
320 de1dbfe9 2022-01-05 thomas  * This should largely come from libbsd for systems which
321 de1dbfe9 2022-01-05 thomas  * aren't BSD, but this will depend on how old the library
322 de1dbfe9 2022-01-05 thomas  * is.
323 de1dbfe9 2022-01-05 thomas  */
324 de1dbfe9 2022-01-05 thomas #ifndef timespecisset
325 de1dbfe9 2022-01-05 thomas #define	timespecisset(tsp) \
326 de1dbfe9 2022-01-05 thomas 	((tsp)->tv_sec || (tsp)->tv_nsec)
327 de1dbfe9 2022-01-05 thomas #endif
328 de1dbfe9 2022-01-05 thomas 
329 de1dbfe9 2022-01-05 thomas #ifndef timespecsub
330 de1dbfe9 2022-01-05 thomas #define	timespecsub(tsp, usp, vsp)					\
331 de1dbfe9 2022-01-05 thomas 	do {								\
332 de1dbfe9 2022-01-05 thomas 		(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;		\
333 de1dbfe9 2022-01-05 thomas 		(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;	\
334 de1dbfe9 2022-01-05 thomas 		if ((vsp)->tv_nsec < 0) {				\
335 de1dbfe9 2022-01-05 thomas 			(vsp)->tv_sec--;				\
336 de1dbfe9 2022-01-05 thomas 			(vsp)->tv_nsec += 1000000000L;			\
337 de1dbfe9 2022-01-05 thomas 		}							\
338 de1dbfe9 2022-01-05 thomas 	} while (0)
339 de1dbfe9 2022-01-05 thomas #endif
340 de1dbfe9 2022-01-05 thomas 
341 de1dbfe9 2022-01-05 thomas #ifndef timespeccmp
342 de1dbfe9 2022-01-05 thomas #define timespeccmp(tvp, uvp, cmp) 					\
343 de1dbfe9 2022-01-05 thomas (((tvp)->tv_sec == (uvp)->tv_sec) ? 					\
344 de1dbfe9 2022-01-05 thomas 	((tvp)->tv_nsec cmp (uvp)->tv_nsec) : 				\
345 de1dbfe9 2022-01-05 thomas 	((tvp)->tv_sec cmp (uvp)->tv_sec))
346 de1dbfe9 2022-01-05 thomas #endif
347 de1dbfe9 2022-01-05 thomas 
348 dd038bc6 2021-09-21 thomas.ad #ifndef HAVE_BSD_MERGESORT
349 dd038bc6 2021-09-21 thomas.ad /* mergesort.c */
350 dd038bc6 2021-09-21 thomas.ad int mergesort(void *, size_t, size_t, int (*)(const void *, const void *));
351 dd038bc6 2021-09-21 thomas.ad #endif