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compat_defs.h revision 1.108
      1 /*	$NetBSD: compat_defs.h,v 1.108 2017/10/02 22:19:45 christos Exp $	*/
      2 
      3 #ifndef	__NETBSD_COMPAT_DEFS_H__
      4 #define	__NETBSD_COMPAT_DEFS_H__
      5 
      6 /*
      7  * On NetBSD, ensure that _NETBSD_SOURCE does not get defined, so that
      8  * accidental attempts to use NetBSD-specific features instead of more
      9  * portable features is likely to be noticed when the tools are built
     10  * on NetBSD.  Define enough other feature test macros to expose the
     11  * features we need.
     12  */
     13 #ifdef __NetBSD__
     14 #define	_ISOC99_SOURCE
     15 #define _POSIX_SOURCE	1
     16 #define _POSIX_C_SOURCE	200112L
     17 #define _XOPEN_SOURCE 600
     18 #endif /* __NetBSD__ */
     19 
     20 /*
     21  * Linux: <features.h> turns on _POSIX_SOURCE by default, even though the
     22  * program (not the OS) should do that.  Preload <features.h> and
     23  * then override some of the feature test macros.
     24  */
     25 
     26 #if defined(__linux__) && HAVE_FEATURES_H
     27 #include <features.h>
     28 #undef _POSIX_SOURCE
     29 #undef _POSIX_C_SOURCE
     30 #define __USE_ISOC99 1
     31 #endif	/* __linux__ && HAVE_FEATURES_H */
     32 
     33 /* System headers needed for (re)definitions below. */
     34 
     35 #include <sys/types.h>
     36 #include <sys/mman.h>
     37 #include <sys/param.h>
     38 /* time.h needs to be pulled in first at least on netbsd w/o _NETBSD_SOURCE */
     39 #include <sys/time.h>
     40 #include <sys/stat.h>
     41 #include <errno.h>
     42 #include <fcntl.h>
     43 #include <limits.h>
     44 #include <paths.h>
     45 #include <ctype.h>
     46 #include <stdarg.h>
     47 #include <stdio.h>
     48 #include <stdlib.h>
     49 #include <string.h>
     50 #if HAVE_ERR_H
     51 #include <err.h>
     52 #endif
     53 
     54 #if HAVE_SYS_CDEFS_H
     55 #include <sys/cdefs.h>
     56 #endif
     57 #if HAVE_SYS_SYSLIMITS_H
     58 #include <sys/syslimits.h>
     59 #endif
     60 #if HAVE_SYS_SYSMACROS_H
     61 /* major(), minor() on SVR4 */
     62 #include <sys/sysmacros.h>
     63 #endif
     64 #if HAVE_INTTYPES_H
     65 #include <inttypes.h>
     66 #endif
     67 #if HAVE_STDDEF_H
     68 #include <stddef.h>
     69 #endif
     70 #if HAVE_LIBGEN_H
     71 #include <libgen.h>
     72 #endif
     73 
     74 #if HAVE_RPC_TYPES_H
     75 #include <rpc/types.h>
     76 #endif
     77 
     78 #ifdef _NETBSD_SOURCE
     79 #error _NETBSD_SOURCE is *not* to be defined.
     80 #endif
     81 
     82 /* Need this since we can't depend on NetBSD's version to be around */
     83 #ifdef __UNCONST
     84 #undef __UNCONST
     85 #endif
     86 #define __UNCONST(a)   ((void *)(unsigned long)(const void *)(a))
     87 #ifdef __UNVOLATILE
     88 #undef __UNVOLATILE
     89 #endif
     90 #define __UNVOLATILE(a)        ((void *)(unsigned long)(volatile void *)(a))
     91 
     92 
     93 #undef __predict_false
     94 #define __predict_false(x) (x)
     95 #undef __predict_true
     96 #define __predict_true(x) (x)
     97 
     98 /* We don't include <pwd.h> here, so that "compat_pwd.h" works. */
     99 struct passwd;
    100 
    101 /* We don't include <grp.h> either */
    102 struct group;
    103 
    104 /* Assume an ANSI compiler for the host. */
    105 
    106 #undef __P
    107 #define __P(x) x
    108 
    109 #ifndef __BEGIN_DECLS
    110 #define __BEGIN_DECLS
    111 #endif
    112 #ifndef __END_DECLS
    113 #define __END_DECLS
    114 #endif
    115 
    116 /* Some things in NetBSD <sys/cdefs.h>. */
    117 
    118 #ifndef __CONCAT
    119 #define	__CONCAT(x,y)	x ## y
    120 #endif
    121 #if !defined(__attribute__) && !defined(__GNUC__)
    122 #define __attribute__(x)
    123 #endif
    124 #if !defined(__packed)
    125 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
    126 #define __packed	__attribute__((__packed__))
    127 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
    128 #define __packed	__attribute__((__packed__))
    129 #else
    130 #define	__packed	error: no __packed for this compiler
    131 #endif
    132 #endif /* !__packed */
    133 #ifndef __RENAME
    134 #define __RENAME(x)
    135 #endif
    136 #undef __aconst
    137 #define __aconst
    138 #undef __dead
    139 #define __dead
    140 #undef __printflike
    141 #define __printflike(x,y)
    142 #undef __format_arg
    143 #define __format_arg(x)
    144 #undef __restrict
    145 #define __restrict
    146 #undef __unused
    147 #define __unused
    148 #undef __arraycount
    149 #define	__arraycount(__x)	(sizeof(__x) / sizeof(__x[0]))
    150 #undef __USE
    151 #define __USE(a) ((void)(a))
    152 #undef __type_min_s
    153 #define __type_min_s(t) ((t)((1ULL << (sizeof(t) * NBBY - 1))))
    154 #undef __type_max_s
    155 #define __type_max_s(t) ((t)~((1ULL << (sizeof(t) * NBBY - 1))))
    156 #undef __type_min_u
    157 #define __type_min_u(t) ((t)0ULL)
    158 #undef __type_max_u
    159 #define __type_max_u(t) ((t)~0ULL)
    160 #undef __type_is_signed
    161 #define __type_is_signed(t) (/*LINTED*/__type_min_s(t) + (t)1 < (t)1)
    162 #undef __type_min
    163 #define __type_min(t) (__type_is_signed(t) ? __type_min_s(t) : __type_min_u(t))
    164 #undef __type_max
    165 #define __type_max(t) (__type_is_signed(t) ? __type_max_s(t) : __type_max_u(t))
    166 
    167 /* Dirent support. */
    168 
    169 #if HAVE_DIRENT_H
    170 # if defined(__linux__) && defined(__USE_BSD)
    171 #  undef __USE_BSD
    172 #  include <dirent.h>
    173 #  define __USE_BSD 1
    174 #  undef d_fileno
    175 # else
    176 #  include <dirent.h>
    177 #  if defined(__DARWIN_UNIX03)
    178 #   undef d_fileno
    179 #  endif
    180 # endif
    181 # define NAMLEN(dirent) (strlen((dirent)->d_name))
    182 #else
    183 # define dirent direct
    184 # define NAMLEN(dirent) ((dirent)->d_namlen)
    185 # if HAVE_SYS_NDIR_H
    186 #  include <sys/ndir.h>
    187 # endif
    188 # if HAVE_SYS_DIR_H
    189 #  include <sys/dir.h>
    190 # endif
    191 # if HAVE_NDIR_H
    192 #  include <ndir.h>
    193 # endif
    194 #endif
    195 
    196 /* Type substitutes. */
    197 
    198 #if !HAVE_ID_T
    199 typedef unsigned int id_t;
    200 #endif
    201 
    202 #if !HAVE_SOCKLEN_T
    203 /*
    204  * This is defined as int for compatibility with legacy systems (and not
    205  * unsigned int), since universally it was int in most systems that did not
    206  * define it.
    207  */
    208 typedef int socklen_t;
    209 #endif
    210 
    211 #if !HAVE_U_LONG
    212 typedef unsigned long u_long;
    213 #endif
    214 
    215 #if !HAVE_U_CHAR
    216 typedef unsigned char u_char;
    217 #endif
    218 
    219 #if !HAVE_U_INT
    220 typedef unsigned int u_int;
    221 #endif
    222 
    223 #if !HAVE_U_SHORT
    224 typedef unsigned short u_short;
    225 #endif
    226 
    227 /* Prototypes for replacement functions. */
    228 
    229 #if !HAVE_DECL_ATOLL
    230 long long int atoll(const char *);
    231 #endif
    232 
    233 #if !HAVE_DECL_ASPRINTF
    234 int asprintf(char **, const char *, ...);
    235 #endif
    236 
    237 #if !HAVE_DECL_ASNPRINTF
    238 int asnprintf(char **, size_t, const char *, ...);
    239 #endif
    240 
    241 #if !HAVE_DECL_BASENAME
    242 char *basename(char *);
    243 #endif
    244 
    245 #if !HAVE_DECL_OPTIND
    246 int getopt(int, char *const *, const char *);
    247 extern char *optarg;
    248 extern int optind, opterr, optopt;
    249 #endif
    250 
    251 #if !HAVE_DECL_DIRNAME
    252 char *dirname(char *);
    253 #endif
    254 
    255 #if !HAVE_DECL_FPURGE
    256 void fpurge(FILE *);
    257 #endif
    258 
    259 #if !HAVE_DIRFD
    260 #if HAVE_DIR_DD_FD
    261 #define dirfd(dirp) ((dirp)->dd_fd)
    262 #elif HAVE_DIR___DD_FD
    263 #define dirfd(dirp) ((dirp)->__dd_fd)
    264 #else
    265 /*XXX: Very hacky but no other way to bring this into scope w/o defining
    266   _NETBSD_SOURCE which we're avoiding. */
    267 #ifdef __NetBSD__
    268 struct _dirdesc {
    269         int     dd_fd;          /* file descriptor associated with directory */
    270 	long    dd_loc;         /* offset in current buffer */
    271 	long    dd_size;        /* amount of data returned by getdents */
    272 	char    *dd_buf;        /* data buffer */
    273 	int     dd_len;         /* size of data buffer */
    274 	off_t   dd_seek;        /* magic cookie returned by getdents */
    275 	long    dd_rewind;      /* magic cookie for rewinding */
    276 	int     dd_flags;       /* flags for readdir */
    277 	void    *dd_lock;       /* lock for concurrent access */
    278 };
    279 #define dirfd(dirp)     (((struct _dirdesc *)dirp)->dd_fd)
    280 #else
    281 #error cannot figure out how to turn a DIR * into a fd
    282 #endif
    283 #endif
    284 #endif
    285 
    286 #if !HAVE_DECL_ERR
    287 void err(int, const char *, ...);
    288 #endif
    289 #if !HAVE_DECL_ERRC
    290 void errc(int, int, const char *, ...);
    291 #endif
    292 #if !HAVE_DECL_ERRX
    293 void errx(int, const char *, ...);
    294 #endif
    295 #if !HAVE_DECL_VERRC
    296 void verrc(int, int, const char *, va_list);
    297 #endif
    298 #if !HAVE_DECL_VERRX
    299 void verrx(int, const char *, va_list);
    300 #endif
    301 #if !HAVE_DECL_WARN
    302 void warn(const char *, ...);
    303 #endif
    304 #if !HAVE_DECL_WARNC
    305 void warnc(int, const char *, ...);
    306 #endif
    307 #if !HAVE_DECL_WARNX
    308 void warnx(const char *, ...);
    309 #endif
    310 #if !HAVE_DECL_VWARNC
    311 void vwarnc(int, const char *, va_list);
    312 #endif
    313 #if !HAVE_DECL_VWARNX
    314 void vwarnx(const char *, va_list);
    315 #endif
    316 
    317 #if !HAVE_DECL_MI_VECTOR_HASH
    318 void     mi_vector_hash(const void * __restrict, size_t, uint32_t,
    319     uint32_t[3]);
    320 #endif
    321 
    322 
    323 #if !HAVE_ESETFUNC
    324 void (*esetfunc(void (*)(int, const char *, ...)))(int, const char *, ...);
    325 size_t estrlcpy(char *, const char *, size_t);
    326 size_t estrlcat(char *, const char *, size_t);
    327 char *estrdup(const char *);
    328 char *estrndup(const char *, size_t);
    329 void *ecalloc(size_t, size_t);
    330 void *emalloc(size_t);
    331 void *erealloc(void *, size_t);
    332 FILE *efopen(const char *, const char *);
    333 int easprintf(char **, const char *, ...);
    334 int evasprintf(char **, const char *, va_list);
    335 #endif
    336 
    337 #if !HAVE_DECL_FGETLN
    338 char *fgetln(FILE *, size_t *);
    339 #endif
    340 #if !HAVE_DECL_DPRINTF
    341 int dprintf(int, const char *, ...);
    342 #endif
    343 
    344 #if !HAVE_FLOCK
    345 # define LOCK_SH		0x01
    346 # define LOCK_EX		0x02
    347 # define LOCK_NB		0x04
    348 # define LOCK_UN		0x08
    349 int flock(int, int);
    350 #endif
    351 
    352 #if !HAVE_DECL_FPARSELN || BROKEN_FPARSELN
    353 # define FPARSELN_UNESCESC	0x01
    354 # define FPARSELN_UNESCCONT	0x02
    355 # define FPARSELN_UNESCCOMM	0x04
    356 # define FPARSELN_UNESCREST	0x08
    357 # define FPARSELN_UNESCALL	0x0f
    358 char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
    359 #endif
    360 
    361 #if !HAVE_DECL_GETDELIM
    362 ssize_t getdelim(char **, size_t *, int, FILE *);
    363 #endif
    364 #if !HAVE_DECL_GETLINE
    365 ssize_t getline(char **, size_t *, FILE *);
    366 #endif
    367 
    368 #if !HAVE_DECL_ISSETUGID
    369 int issetugid(void);
    370 #endif
    371 
    372 #if !HAVE_DECL_ISBLANK && !defined(isblank)
    373 #define isblank(x) ((x) == ' ' || (x) == '\t')
    374 #endif
    375 
    376 #define __nbcompat_bswap16(x)	((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff))
    377 
    378 #define __nbcompat_bswap32(x)	((((x) << 24) & 0xff000000) | \
    379 				 (((x) <<  8) & 0x00ff0000) | \
    380 				 (((x) >>  8) & 0x0000ff00) | \
    381 				 (((x) >> 24) & 0x000000ff))
    382 
    383 #define __nbcompat_bswap64(x)	(((u_int64_t)bswap32((x)) << 32) | \
    384 				 ((u_int64_t)bswap32((x) >> 32)))
    385 
    386 #if ! HAVE_DECL_BSWAP16
    387 #ifdef bswap16
    388 #undef bswap16
    389 #endif
    390 #define bswap16(x)	__nbcompat_bswap16(x)
    391 #endif
    392 #if ! HAVE_DECL_BSWAP32
    393 #ifdef bswap32
    394 #undef bswap32
    395 #endif
    396 #define bswap32(x)	__nbcompat_bswap32(x)
    397 #endif
    398 #if ! HAVE_DECL_BSWAP64
    399 #ifdef bswap64
    400 #undef bswap64
    401 #endif
    402 #define bswap64(x)	__nbcompat_bswap64(x)
    403 #endif
    404 
    405 #if !HAVE_DECL_MKSTEMP
    406 int mkstemp(char *);
    407 #endif
    408 
    409 #if !HAVE_DECL_MKDTEMP
    410 char *mkdtemp(char *);
    411 #endif
    412 
    413 #if !HAVE_MKSTEMP || !HAVE_MKDTEMP
    414 /* This is a prototype for the internal function defined in
    415  * src/lib/lib/stdio/gettemp.c */
    416 int __nbcompat_gettemp(char *, int *, int);
    417 #endif
    418 
    419 #if !HAVE_DECL_PREAD
    420 ssize_t pread(int, void *, size_t, off_t);
    421 #endif
    422 
    423 #if !HAVE_DECL_HEAPSORT
    424 int heapsort (void *, size_t, size_t, int (*)(const void *, const void *));
    425 #endif
    426 /* Make them use our version */
    427 #  define heapsort __nbcompat_heapsort
    428 
    429 char	       *flags_to_string(unsigned long, const char *);
    430 int		string_to_flags(char **, unsigned long *, unsigned long *);
    431 
    432 /*
    433  * HAVE_X_FROM_Y and HAVE_PWCACHE_FOODB go together, because we cannot
    434  * supply an implementation of one without the others -- some parts are
    435  * libc internal and this varies from system to system.
    436  *
    437  * XXX this is dubious anyway: we assume (see HAVE_DECLs below) that if the
    438  * XXX host system has all of these functions, all of their interfaces
    439  * XXX and interactions are exactly the same as in our libc/libutil -- ugh.
    440  */
    441 #if !HAVE_USER_FROM_UID || !HAVE_UID_FROM_USER || !HAVE_GROUP_FROM_GID || \
    442     !HAVE_GID_FROM_GROUP || !HAVE_PWCACHE_USERDB || !HAVE_PWCACHE_GROUDB
    443 /* Make them use our version */
    444 #  define user_from_uid __nbcompat_user_from_uid
    445 #  define uid_from_user __nbcompat_uid_from_user
    446 #  define pwcache_userdb __nbcompat_pwcache_userdb
    447 #  define group_from_gid __nbcompat_group_from_gid
    448 #  define gid_from_group __nbcompat_gid_from_group
    449 #  define pwcache_groupdb __nbcompat_pwcache_groupdb
    450 #endif
    451 
    452 #if !HAVE_DECL_UID_FROM_USER
    453 int uid_from_user(const char *, uid_t *);
    454 #endif
    455 
    456 #if !HAVE_DECL_USER_FROM_UID
    457 const char *user_from_uid(uid_t, int);
    458 #endif
    459 
    460 #if !HAVE_DECL_PWCACHE_USERDB
    461 int pwcache_userdb(int (*)(int), void (*)(void),
    462                 struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
    463 #endif
    464 
    465 #if !HAVE_DECL_GID_FROM_GROUP
    466 int gid_from_group(const char *, gid_t *);
    467 #endif
    468 
    469 #if !HAVE_DECL_GROUP_FROM_GID
    470 const char *group_from_gid(gid_t, int);
    471 #endif
    472 
    473 #if !HAVE_DECL_PWCACHE_GROUPDB
    474 int pwcache_groupdb(int (*)(int), void (*)(void),
    475     struct group * (*)(const char *), struct group * (*)(gid_t));
    476 #endif
    477 
    478 #if !HAVE_DECL_STRLCAT
    479 size_t		strlcat(char *, const char *, size_t);
    480 #endif
    481 #if !HAVE_DECL_STRLCPY
    482 size_t		strlcpy(char *, const char *, size_t);
    483 #endif
    484 #if !HAVE_DECL_STRNDUP
    485 char		*strndup(const char *, size_t);
    486 #endif
    487 #if !HAVE_DECL_STRNLEN
    488 size_t		strnlen(const char *, size_t);
    489 #endif
    490 #if !HAVE_DECL_LCHFLAGS
    491 int		lchflags(const char *, unsigned long);
    492 #endif
    493 #if !HAVE_DECL_LCHMOD
    494 int		lchmod(const char *, mode_t);
    495 #endif
    496 #if !HAVE_DECL_LCHOWN
    497 int		lchown(const char *, uid_t, gid_t);
    498 #endif
    499 
    500 #if !HAVE_DECL_PWRITE
    501 ssize_t pwrite(int, const void *, size_t, off_t);
    502 #endif
    503 
    504 #if !HAVE_RAISE_DEFAULT_SIGNAL
    505 int raise_default_signal(int);
    506 #endif
    507 
    508 #if !HAVE_DECL_REALLOCARR
    509 int reallocarr(void *, size_t, size_t);
    510 #endif
    511 
    512 #if !HAVE_DECL_SETENV
    513 int setenv(const char *, const char *, int);
    514 #endif
    515 
    516 #if !HAVE_DECL_SETGROUPENT
    517 int setgroupent(int);
    518 #endif
    519 
    520 #if !HAVE_DECL_SETPASSENT
    521 int setpassent(int);
    522 #endif
    523 
    524 #if !HAVE_DECL_GETPROGNAME
    525 const char *getprogname(void);
    526 #endif
    527 #if !HAVE_DECL_SETPROGNAME
    528 void setprogname(const char *);
    529 #endif
    530 
    531 #if !HAVE_SNPRINTB_M
    532 int snprintb(char *, size_t, const char *, uint64_t);
    533 int snprintb_m(char *, size_t, const char *, uint64_t, size_t);
    534 #endif
    535 
    536 #if !HAVE_DECL_SNPRINTF && !defined(snprintf)
    537 int snprintf(char *, size_t, const char *, ...);
    538 #endif
    539 
    540 #if !HAVE_DECL_STRMODE
    541 void strmode(mode_t, char *);
    542 #endif
    543 
    544 #if !HAVE_DECL_STRNDUP
    545 char *strndup(const char *, size_t);
    546 #endif
    547 
    548 #if !HAVE_DECL_STRSEP
    549 char *strsep(char **, const char *);
    550 #endif
    551 
    552 #if !HAVE_DECL_STRSUFTOLL
    553 long long strsuftoll(const char *, const char *, long long, long long);
    554 long long strsuftollx(const char *, const char *,
    555 			long long, long long, char *, size_t);
    556 #endif
    557 
    558 #if !HAVE_DECL_STRTOLL
    559 long long strtoll(const char *, char **, int);
    560 #endif
    561 
    562 #if !HAVE_DECL_STRTOI
    563 intmax_t strtoi(const char * __restrict, char ** __restrict, int,
    564     intmax_t, intmax_t, int *);
    565 #endif
    566 
    567 #if !HAVE_DECL_STRTOU
    568 uintmax_t strtou(const char * __restrict, char ** __restrict, int,
    569     uintmax_t, uintmax_t, int *);
    570 #endif
    571 
    572 #if !HAVE_DECL_USER_FROM_UID
    573 const char *user_from_uid(uid_t, int);
    574 #endif
    575 
    576 #if !HAVE_DECL_GROUP_FROM_GID
    577 const char *group_from_gid(gid_t, int);
    578 #endif
    579 
    580 #if !HAVE_DECL_VASPRINTF
    581 int vasprintf(char **, const char *, va_list);
    582 #endif
    583 
    584 #if !HAVE_DECL_VASNPRINTF
    585 int vasnprintf(char **, size_t, const char *, va_list);
    586 #endif
    587 
    588 #if !HAVE_DECL_VSNPRINTF && !defined(vsnprintf)
    589 int vsnprintf(char *, size_t, const char *, va_list);
    590 #endif
    591 
    592 /*
    593  * getmode() and setmode() are always defined, as these function names
    594  * exist but with very different meanings on other OS's.  The compat
    595  * versions here simply accept an octal mode number; the "u+x,g-w" type
    596  * of syntax is not accepted.
    597  */
    598 
    599 #define getmode __nbcompat_getmode
    600 #define setmode __nbcompat_setmode
    601 
    602 mode_t getmode(const void *, mode_t);
    603 void *setmode(const char *);
    604 
    605 /* Eliminate assertions embedded in binaries. */
    606 
    607 #undef _DIAGASSERT
    608 #define _DIAGASSERT(x)
    609 
    610 /* Various sources use this */
    611 #undef	__RCSID
    612 #define	__RCSID(x) struct XXXNETBSD_RCSID
    613 #undef	__SCCSID
    614 #define	__SCCSID(x)
    615 #undef	__COPYRIGHT
    616 #define	__COPYRIGHT(x) struct XXXNETBSD_COPYRIGHT
    617 #undef	__KERNEL_RCSID
    618 #define	__KERNEL_RCSID(x,y)
    619 
    620 /* Heimdal expects this one. */
    621 
    622 #undef RCSID
    623 #define RCSID(x)
    624 
    625 /* Some definitions not available on all systems. */
    626 
    627 #ifndef __inline
    628 #define __inline inline
    629 #endif
    630 
    631 /* <errno.h> */
    632 
    633 #ifndef EFTYPE
    634 #define EFTYPE EIO
    635 #endif
    636 
    637 /* <fcntl.h> */
    638 
    639 #ifndef O_EXLOCK
    640 #define O_EXLOCK 0
    641 #endif
    642 #ifndef O_SHLOCK
    643 #define O_SHLOCK 0
    644 #endif
    645 #ifndef O_CLOEXEC
    646 #define O_CLOEXEC 0
    647 #endif
    648 
    649 /* <inttypes.h> */
    650 
    651 #if UCHAR_MAX == 0xffU			/* char is an 8-bit type */
    652 #ifndef PRId8
    653 #define PRId8 "hhd"
    654 #endif
    655 #ifndef PRIi8
    656 #define PRIi8 "hhi"
    657 #endif
    658 #ifndef PRIo8
    659 #define PRIo8 "hho"
    660 #endif
    661 #ifndef PRIu8
    662 #define PRIu8 "hhu"
    663 #endif
    664 #ifndef PRIx8
    665 #define PRIx8 "hhx"
    666 #endif
    667 #ifndef PRIX8
    668 #define PRIX8 "hhX"
    669 #endif
    670 #ifndef SCNd8
    671 #define SCNd8 "hhd"
    672 #endif
    673 #ifndef SCNi8
    674 #define SCNi8 "hhi"
    675 #endif
    676 #ifndef SCNo8
    677 #define SCNo8 "hho"
    678 #endif
    679 #ifndef SCNu8
    680 #define SCNu8 "hhu"
    681 #endif
    682 #ifndef SCNx8
    683 #define SCNx8 "hhx"
    684 #endif
    685 #ifndef SCNX8
    686 #define SCNX8 "hhX"
    687 #endif
    688 #endif					/* char is an 8-bit type */
    689 #if ! (defined(PRId8) && defined(PRIi8) && defined(PRIo8) && \
    690 	defined(PRIu8) && defined(PRIx8) && defined(PRIX8))
    691 #error "Don't know how to define PRI[diouxX]8"
    692 #endif
    693 #if ! (defined(SCNd8) && defined(SCNi8) && defined(SCNo8) && \
    694 	defined(SCNu8) && defined(SCNx8) && defined(SCNX8))
    695 #error "Don't know how to define SCN[diouxX]8"
    696 #endif
    697 
    698 #if USHRT_MAX == 0xffffU		/* short is a 16-bit type */
    699 #ifndef PRId16
    700 #define PRId16 "hd"
    701 #endif
    702 #ifndef PRIi16
    703 #define PRIi16 "hi"
    704 #endif
    705 #ifndef PRIo16
    706 #define PRIo16 "ho"
    707 #endif
    708 #ifndef PRIu16
    709 #define PRIu16 "hu"
    710 #endif
    711 #ifndef PRIx16
    712 #define PRIx16 "hx"
    713 #endif
    714 #ifndef PRIX16
    715 #define PRIX16 "hX"
    716 #endif
    717 #ifndef SCNd16
    718 #define SCNd16 "hd"
    719 #endif
    720 #ifndef SCNi16
    721 #define SCNi16 "hi"
    722 #endif
    723 #ifndef SCNo16
    724 #define SCNo16 "ho"
    725 #endif
    726 #ifndef SCNu16
    727 #define SCNu16 "hu"
    728 #endif
    729 #ifndef SCNx16
    730 #define SCNx16 "hx"
    731 #endif
    732 #ifndef SCNX16
    733 #define SCNX16 "hX"
    734 #endif
    735 #endif					/* short is a 16-bit type */
    736 #if ! (defined(PRId16) && defined(PRIi16) && defined(PRIo16) && \
    737 	defined(PRIu16) && defined(PRIx16) && defined(PRIX16))
    738 #error "Don't know how to define PRI[diouxX]16"
    739 #endif
    740 #if ! (defined(SCNd16) && defined(SCNi16) && defined(SCNo16) && \
    741 	defined(SCNu16) && defined(SCNx16) && defined(SCNX16))
    742 #error "Don't know how to define SCN[diouxX]16"
    743 #endif
    744 
    745 #if UINT_MAX == 0xffffffffU		/* int is a 32-bit type */
    746 #ifndef PRId32
    747 #define PRId32 "d"
    748 #endif
    749 #ifndef PRIi32
    750 #define PRIi32 "i"
    751 #endif
    752 #ifndef PRIo32
    753 #define PRIo32 "o"
    754 #endif
    755 #ifndef PRIu32
    756 #define PRIu32 "u"
    757 #endif
    758 #ifndef PRIx32
    759 #define PRIx32 "x"
    760 #endif
    761 #ifndef PRIX32
    762 #define PRIX32 "X"
    763 #endif
    764 #ifndef SCNd32
    765 #define SCNd32 "d"
    766 #endif
    767 #ifndef SCNi32
    768 #define SCNi32 "i"
    769 #endif
    770 #ifndef SCNo32
    771 #define SCNo32 "o"
    772 #endif
    773 #ifndef SCNu32
    774 #define SCNu32 "u"
    775 #endif
    776 #ifndef SCNx32
    777 #define SCNx32 "x"
    778 #endif
    779 #ifndef SCNX32
    780 #define SCNX32 "X"
    781 #endif
    782 #endif					/* int is a 32-bit type */
    783 #if ULONG_MAX == 0xffffffffU		/* long is a 32-bit type */
    784 #ifndef PRId32
    785 #define PRId32 "ld"
    786 #endif
    787 #ifndef PRIi32
    788 #define PRIi32 "li"
    789 #endif
    790 #ifndef PRIo32
    791 #define PRIo32 "lo"
    792 #endif
    793 #ifndef PRIu32
    794 #define PRIu32 "lu"
    795 #endif
    796 #ifndef PRIx32
    797 #define PRIx32 "lx"
    798 #endif
    799 #ifndef PRIX32
    800 #define PRIX32 "lX"
    801 #endif
    802 #ifndef SCNd32
    803 #define SCNd32 "ld"
    804 #endif
    805 #ifndef SCNi32
    806 #define SCNi32 "li"
    807 #endif
    808 #ifndef SCNo32
    809 #define SCNo32 "lo"
    810 #endif
    811 #ifndef SCNu32
    812 #define SCNu32 "lu"
    813 #endif
    814 #ifndef SCNx32
    815 #define SCNx32 "lx"
    816 #endif
    817 #ifndef SCNX32
    818 #define SCNX32 "lX"
    819 #endif
    820 #endif					/* long is a 32-bit type */
    821 #if ! (defined(PRId32) && defined(PRIi32) && defined(PRIo32) && \
    822 	defined(PRIu32) && defined(PRIx32) && defined(PRIX32))
    823 #error "Don't know how to define PRI[diouxX]32"
    824 #endif
    825 #if ! (defined(SCNd32) && defined(SCNi32) && defined(SCNo32) && \
    826 	defined(SCNu32) && defined(SCNx32) && defined(SCNX32))
    827 #error "Don't know how to define SCN[diouxX]32"
    828 #endif
    829 
    830 #if ULONG_MAX == 0xffffffffffffffffU	/* long is a 64-bit type */
    831 #ifndef PRId64
    832 #define PRId64 "ld"
    833 #endif
    834 #ifndef PRIi64
    835 #define PRIi64 "li"
    836 #endif
    837 #ifndef PRIo64
    838 #define PRIo64 "lo"
    839 #endif
    840 #ifndef PRIu64
    841 #define PRIu64 "lu"
    842 #endif
    843 #ifndef PRIx64
    844 #define PRIx64 "lx"
    845 #endif
    846 #ifndef PRIX64
    847 #define PRIX64 "lX"
    848 #endif
    849 #ifndef SCNd64
    850 #define SCNd64 "ld"
    851 #endif
    852 #ifndef SCNi64
    853 #define SCNi64 "li"
    854 #endif
    855 #ifndef SCNo64
    856 #define SCNo64 "lo"
    857 #endif
    858 #ifndef SCNu64
    859 #define SCNu64 "lu"
    860 #endif
    861 #ifndef SCNx64
    862 #define SCNx64 "lx"
    863 #endif
    864 #ifndef SCNX64
    865 #define SCNX64 "lX"
    866 #endif
    867 #endif					/* long is a 64-bit type */
    868 #if ULLONG_MAX == 0xffffffffffffffffU	/* long long is a 64-bit type */
    869 #ifndef PRId64
    870 #define PRId64 "lld"
    871 #endif
    872 #ifndef PRIi64
    873 #define PRIi64 "lli"
    874 #endif
    875 #ifndef PRIo64
    876 #define PRIo64 "llo"
    877 #endif
    878 #ifndef PRIu64
    879 #define PRIu64 "llu"
    880 #endif
    881 #ifndef PRIx64
    882 #define PRIx64 "llx"
    883 #endif
    884 #ifndef PRIX64
    885 #define PRIX64 "llX"
    886 #endif
    887 #ifndef SCNd64
    888 #define SCNd64 "lld"
    889 #endif
    890 #ifndef SCNi64
    891 #define SCNi64 "lli"
    892 #endif
    893 #ifndef SCNo64
    894 #define SCNo64 "llo"
    895 #endif
    896 #ifndef SCNu64
    897 #define SCNu64 "llu"
    898 #endif
    899 #ifndef SCNx64
    900 #define SCNx64 "llx"
    901 #endif
    902 #ifndef SCNX64
    903 #define SCNX64 "llX"
    904 #endif
    905 #endif					/* long long is a 64-bit type */
    906 #if ! (defined(PRId64) && defined(PRIi64) && defined(PRIo64) && \
    907 	defined(PRIu64) && defined(PRIx64) && defined(PRIX64))
    908 #error "Don't know how to define PRI[diouxX]64"
    909 #endif
    910 #if ! (defined(SCNd64) && defined(SCNi64) && defined(SCNo64) && \
    911 	defined(SCNu64) && defined(SCNx64) && defined(SCNX64))
    912 #error "Don't know how to define SCN[diouxX]64"
    913 #endif
    914 
    915 /* <limits.h> */
    916 
    917 #ifndef UID_MAX
    918 #define UID_MAX 32767
    919 #endif
    920 #ifndef GID_MAX
    921 #define GID_MAX UID_MAX
    922 #endif
    923 
    924 #ifndef UQUAD_MAX
    925 #define UQUAD_MAX ((u_quad_t)-1)
    926 #endif
    927 #ifndef QUAD_MAX
    928 #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1))
    929 #endif
    930 #ifndef QUAD_MIN
    931 #define QUAD_MIN ((quad_t)(~QUAD_MAX))
    932 #endif
    933 #ifndef ULLONG_MAX
    934 #define ULLONG_MAX ((unsigned long long)-1)
    935 #endif
    936 #ifndef LLONG_MAX
    937 #define LLONG_MAX ((long long)(ULLONG_MAX >> 1))
    938 #endif
    939 #ifndef LLONG_MIN
    940 #define LLONG_MIN ((long long)(~LLONG_MAX))
    941 #endif
    942 
    943 #ifndef MAXPATHLEN
    944 #define MAXPATHLEN	4096
    945 #endif
    946 #ifndef PATH_MAX
    947 #define PATH_MAX	MAXPATHLEN
    948 #endif
    949 
    950 /* <paths.h> */
    951 
    952 /* The host's _PATH_BSHELL might be broken, so override it. */
    953 #undef _PATH_BSHELL
    954 #define _PATH_BSHELL PATH_BSHELL
    955 #ifndef _PATH_DEFPATH
    956 #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin"
    957 #endif
    958 #ifndef _PATH_DEV
    959 #define _PATH_DEV "/dev/"
    960 #endif
    961 #ifndef _PATH_DEVNULL
    962 #define _PATH_DEVNULL _PATH_DEV "null"
    963 #endif
    964 #ifndef _PATH_TMP
    965 #define _PATH_TMP "/tmp/"
    966 #endif
    967 #ifndef _PATH_DEFTAPE
    968 #define _PATH_DEFTAPE "/dev/nrst0"
    969 #endif
    970 #ifndef _PATH_VI
    971 #define _PATH_VI "/usr/bin/vi"
    972 #endif
    973 
    974 /* <stdint.h> */
    975 
    976 #if !defined(SIZE_MAX) && defined(SIZE_T_MAX)
    977 #define SIZE_MAX SIZE_T_MAX
    978 #endif
    979 
    980 #ifndef UINT8_MAX
    981 #define UINT8_MAX 0xffU
    982 #endif
    983 
    984 #ifndef UINT16_MAX
    985 #define UINT16_MAX 0xffffU
    986 #endif
    987 
    988 #ifndef UINT32_MAX
    989 #define UINT32_MAX 0xffffffffU
    990 #endif
    991 
    992 /* <stdlib.h> */
    993 
    994 #ifndef __GNUC__
    995 # if HAVE_ALLOCA_H
    996 #  include <alloca.h>
    997 # else
    998 #  ifndef alloca /* predefined by HP cc +Olibcalls */
    999 char *alloca ();
   1000 #  endif
   1001 # endif
   1002 #endif
   1003 
   1004 /* avoid prototype conflicts with host */
   1005 #define cgetcap __nbcompat_cgetcap
   1006 #define cgetclose __nbcompat_cgetclose
   1007 #define cgetent __nbcompat_cgetent
   1008 #define cgetfirst __nbcompat_cgetfirst
   1009 #define cgetmatch __nbcompat_cgetmatch
   1010 #define cgetnext __nbcompat_cgetnext
   1011 #define cgetnum __nbcompat_cgetnum
   1012 #define cgetset __nbcompat_cgetset
   1013 #define cgetstr __nbcompat_cgetstr
   1014 #define cgetustr __nbcompat_cgetustr
   1015 
   1016 char	*cgetcap(char *, const char *, int);
   1017 int	 cgetclose(void);
   1018 int	 cgetent(char **, const char * const *, const char *);
   1019 int	 cgetfirst(char **, const char * const *);
   1020 int	 cgetmatch(const char *, const char *);
   1021 int	 cgetnext(char **, const char * const *);
   1022 int	 cgetnum(char *, const char *, long *);
   1023 int	 cgetset(const char *);
   1024 int	 cgetstr(char *, const char *, char **);
   1025 int	 cgetustr(char *, const char *, char **);
   1026 
   1027 /* <sys/endian.h> */
   1028 
   1029 #if WORDS_BIGENDIAN
   1030 #if !HAVE_DECL_HTOBE16
   1031 #define htobe16(x)	(x)
   1032 #endif
   1033 #if !HAVE_DECL_HTOBE32
   1034 #define htobe32(x)	(x)
   1035 #endif
   1036 #if !HAVE_DECL_HTOBE64
   1037 #define htobe64(x)	(x)
   1038 #endif
   1039 #if !HAVE_DECL_HTOLE16
   1040 #define htole16(x)	bswap16((u_int16_t)(x))
   1041 #endif
   1042 #if !HAVE_DECL_HTOLE32
   1043 #define htole32(x)	bswap32((u_int32_t)(x))
   1044 #endif
   1045 #if !HAVE_DECL_HTOLE64
   1046 #define htole64(x)	bswap64((u_int64_t)(x))
   1047 #endif
   1048 #else
   1049 #if !HAVE_DECL_HTOBE16
   1050 #define htobe16(x)	bswap16((u_int16_t)(x))
   1051 #endif
   1052 #if !HAVE_DECL_HTOBE32
   1053 #define htobe32(x)	bswap32((u_int32_t)(x))
   1054 #endif
   1055 #if !HAVE_DECL_HTOBE64
   1056 #define htobe64(x)	bswap64((u_int64_t)(x))
   1057 #endif
   1058 #if !HAVE_DECL_HTOLE16
   1059 #define htole16(x)	(x)
   1060 #endif
   1061 #if !HAVE_DECL_HTOLE32
   1062 #define htole32(x)	(x)
   1063 #endif
   1064 #if !HAVE_DECL_HTOLE64
   1065 #define htole64(x)	(x)
   1066 #endif
   1067 #endif
   1068 #if !HAVE_DECL_BE16TOH
   1069 #define be16toh(x)	htobe16(x)
   1070 #endif
   1071 #if !HAVE_DECL_BE32TOH
   1072 #define be32toh(x)	htobe32(x)
   1073 #endif
   1074 #if !HAVE_DECL_BE64TOH
   1075 #define be64toh(x)	htobe64(x)
   1076 #endif
   1077 #if !HAVE_DECL_LE16TOH
   1078 #define le16toh(x)	htole16(x)
   1079 #endif
   1080 #if !HAVE_DECL_LE32TOH
   1081 #define le32toh(x)	htole32(x)
   1082 #endif
   1083 #if !HAVE_DECL_LE64TOH
   1084 #define le64toh(x)	htole64(x)
   1085 #endif
   1086 
   1087 #define __GEN_ENDIAN_ENC(bits, endian) \
   1088 static void \
   1089 endian ## bits ## enc(void *dst, uint ## bits ## _t u) \
   1090 { \
   1091 	u = hto ## endian ## bits (u); \
   1092 	memcpy(dst, &u, sizeof(u)); \
   1093 }
   1094 #if !HAVE_DECL_BE16ENC
   1095 __GEN_ENDIAN_ENC(16, be)
   1096 #endif
   1097 #if !HAVE_DECL_BE32ENC
   1098 __GEN_ENDIAN_ENC(32, be)
   1099 #endif
   1100 #if !HAVE_DECL_BE64ENC
   1101 __GEN_ENDIAN_ENC(64, be)
   1102 #endif
   1103 #if !HAVE_DECL_LE16ENC
   1104 __GEN_ENDIAN_ENC(16, le)
   1105 #endif
   1106 #if !HAVE_DECL_LE32ENC
   1107 __GEN_ENDIAN_ENC(32, le)
   1108 #endif
   1109 #if !HAVE_DECL_LE64ENC
   1110 __GEN_ENDIAN_ENC(64, le)
   1111 #endif
   1112 #undef __GEN_ENDIAN_ENC
   1113 
   1114 #define __GEN_ENDIAN_DEC(bits, endian) \
   1115 static uint ## bits ## _t \
   1116 endian ## bits ## dec(const void *buf) \
   1117 { \
   1118 	uint ## bits ## _t u; \
   1119 	memcpy(&u, buf, sizeof(u)); \
   1120 	return endian ## bits ## toh (u); \
   1121 }
   1122 #if !HAVE_DECL_BE16DEC
   1123 __GEN_ENDIAN_DEC(16, be)
   1124 #endif
   1125 #if !HAVE_DECL_BE32DEC
   1126 __GEN_ENDIAN_DEC(32, be)
   1127 #endif
   1128 #if !HAVE_DECL_BE64DEC
   1129 __GEN_ENDIAN_DEC(64, be)
   1130 #endif
   1131 #if !HAVE_DECL_LE16DEC
   1132 __GEN_ENDIAN_DEC(16, le)
   1133 #endif
   1134 #if !HAVE_DECL_LE32DEC
   1135 __GEN_ENDIAN_DEC(32, le)
   1136 #endif
   1137 #if !HAVE_DECL_LE64DEC
   1138 __GEN_ENDIAN_DEC(64, le)
   1139 #endif
   1140 #undef __GEN_ENDIAN_DEC
   1141 
   1142 /* <sys/mman.h> */
   1143 
   1144 #ifndef MAP_FILE
   1145 #define MAP_FILE 0
   1146 #endif
   1147 
   1148 /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */
   1149 #ifndef MAP_ANON
   1150 #ifdef MAP_ANONYMOUS
   1151 #define MAP_ANON MAP_ANONYMOUS
   1152 #endif
   1153 #endif
   1154 
   1155 /* <sys/param.h> */
   1156 
   1157 #undef BIG_ENDIAN
   1158 #undef LITTLE_ENDIAN
   1159 #undef PDP_ENDIAN
   1160 #define BIG_ENDIAN 4321
   1161 #define LITTLE_ENDIAN 1234
   1162 #define PDP_ENDIAN 3412
   1163 
   1164 #undef BYTE_ORDER
   1165 #if WORDS_BIGENDIAN
   1166 #define BYTE_ORDER BIG_ENDIAN
   1167 #else
   1168 #define BYTE_ORDER LITTLE_ENDIAN
   1169 #endif
   1170 
   1171 /* all references of DEV_BSIZE in tools are for NetBSD's file images */
   1172 #undef DEV_BSIZE
   1173 #define DEV_BSIZE (1 << 9)
   1174 
   1175 #undef MIN
   1176 #undef MAX
   1177 #define MIN(a,b) ((a) < (b) ? (a) : (b))
   1178 #define MAX(a,b) ((a) > (b) ? (a) : (b))
   1179 
   1180 #ifndef MAXBSIZE
   1181 #define MAXBSIZE (64 * 1024)
   1182 #endif
   1183 #ifndef MAXFRAG
   1184 #define MAXFRAG 8
   1185 #endif
   1186 #ifndef MAXPHYS
   1187 #define MAXPHYS (64 * 1024)
   1188 #endif
   1189 #ifndef MAXHOSTNAMELEN
   1190 #define MAXHOSTNAMELEN	256
   1191 #endif
   1192 
   1193 /* XXX needed by makefs; this should be done in a better way */
   1194 #undef btodb
   1195 #define btodb(x) ((x) << 9)
   1196 
   1197 #undef setbit
   1198 #undef clrbit
   1199 #undef isset
   1200 #undef isclr
   1201 #define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
   1202 #define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
   1203 #define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
   1204 #define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
   1205 
   1206 #ifndef powerof2
   1207 #define powerof2(x) ((((x)-1)&(x))==0)
   1208 #endif
   1209 
   1210 #undef roundup
   1211 #define roundup(x, y)	((((x)+((y)-1))/(y))*(y))
   1212 
   1213 /* <sys/stat.h> */
   1214 
   1215 #ifndef ALLPERMS
   1216 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
   1217 #endif
   1218 #ifndef DEFFILEMODE
   1219 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
   1220 #endif
   1221 #ifndef S_ISTXT
   1222 #ifdef S_ISVTX
   1223 #define S_ISTXT S_ISVTX
   1224 #else
   1225 #define S_ISTXT 0
   1226 #endif
   1227 #endif
   1228 
   1229 /* Protected by _NETBSD_SOURCE otherwise. */
   1230 #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__)
   1231 #define UF_SETTABLE     0x0000ffff
   1232 #define UF_NODUMP       0x00000001
   1233 #define UF_IMMUTABLE    0x00000002
   1234 #define UF_APPEND       0x00000004
   1235 #define UF_OPAQUE       0x00000008
   1236 #define SF_SETTABLE     0xffff0000
   1237 #define SF_ARCHIVED     0x00010000
   1238 #define SF_IMMUTABLE    0x00020000
   1239 #define SF_APPEND       0x00040000
   1240 #endif
   1241 
   1242 /* <sys/syslimits.h> */
   1243 
   1244 #ifndef LINE_MAX
   1245 #define LINE_MAX 2048
   1246 #endif
   1247 
   1248 /* <sys/time.h> */
   1249 
   1250 #ifndef timercmp
   1251 #define	timercmp(tvp, uvp, cmp)						\
   1252 	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
   1253 	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
   1254 	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
   1255 #endif
   1256 #ifndef timeradd
   1257 #define	timeradd(tvp, uvp, vvp)						\
   1258 	do {								\
   1259 		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
   1260 		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
   1261 		if ((vvp)->tv_usec >= 1000000) {			\
   1262 			(vvp)->tv_sec++;				\
   1263 			(vvp)->tv_usec -= 1000000;			\
   1264 		}							\
   1265 	} while (/* CONSTCOND */ 0)
   1266 #endif
   1267 #ifndef timersub
   1268 #define	timersub(tvp, uvp, vvp)						\
   1269 	do {								\
   1270 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
   1271 		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
   1272 		if ((vvp)->tv_usec < 0) {				\
   1273 			(vvp)->tv_sec--;				\
   1274 			(vvp)->tv_usec += 1000000;			\
   1275 		}							\
   1276 	} while (/* CONSTCOND */ 0)
   1277 #endif
   1278 
   1279 /* <sys/types.h> */
   1280 
   1281 #ifdef major
   1282 #undef major
   1283 #endif
   1284 #define major(x)        ((int32_t)((((x) & 0x000fff00) >>  8)))
   1285 
   1286 #ifdef minor
   1287 #undef minor
   1288 #endif
   1289 #define minor(x)        ((int32_t)((((x) & 0xfff00000) >> 12) | \
   1290                                    (((x) & 0x000000ff) >>  0)))
   1291 #ifdef makedev
   1292 #undef makedev
   1293 #endif
   1294 #define makedev(x,y)    ((dev_t)((((x) <<  8) & 0x000fff00) | \
   1295 			(((y) << 12) & 0xfff00000) | \
   1296 			(((y) <<  0) & 0x000000ff)))
   1297 #ifndef NBBY
   1298 #define NBBY 8
   1299 #endif
   1300 
   1301 #if !HAVE_U_QUAD_T
   1302 /* #define, not typedef, as quad_t exists as a struct on some systems */
   1303 #define quad_t long long
   1304 #define u_quad_t unsigned long long
   1305 #define strtoq strtoll
   1306 #define strtouq strtoull
   1307 #endif
   1308 
   1309 /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */
   1310 #ifdef __NetBSD__
   1311 quad_t   strtoq(const char *, char **, int);
   1312 u_quad_t strtouq(const char *, char **, int);
   1313 #endif
   1314 
   1315 #endif	/* !__NETBSD_COMPAT_DEFS_H__ */
   1316