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compat_defs.h revision 1.90
      1 /*	$NetBSD: compat_defs.h,v 1.90 2013/07/20 10:31:19 christos Exp $	*/
      2 
      3 #ifndef	__NETBSD_COMPAT_DEFS_H__
      4 #define	__NETBSD_COMPAT_DEFS_H__
      5 
      6 
      7 /* Work around some complete brain damage. */
      8 /*
      9  * Linux: <features.h> turns on _POSIX_SOURCE by default, even though the
     10  * program (not the OS) should do that.  Preload <features.h> to keep any
     11  * of this crap from being pulled in, and undefine _POSIX_SOURCE.
     12  */
     13 
     14 #if defined(__linux__) && HAVE_FEATURES_H
     15 #include <features.h>
     16 #define __USE_ISOC99 1
     17 #endif
     18 
     19 /* So _NETBSD_SOURCE doesn't end up defined. Define enough to pull in standard
     20    defs. Other platforms may need similiar defines. */
     21 #ifdef __NetBSD__
     22 #define	_ISOC99_SOURCE
     23 #define _POSIX_SOURCE	1
     24 #define _POSIX_C_SOURCE	200112L
     25 #define _XOPEN_SOURCE 600
     26 #else
     27 #undef _POSIX_SOURCE
     28 #undef _POSIX_C_SOURCE
     29 #endif
     30 
     31 /* System headers needed for (re)definitions below. */
     32 
     33 #include <sys/types.h>
     34 #include <sys/mman.h>
     35 #include <sys/param.h>
     36 /* time.h needs to be pulled in first at least on netbsd w/o _NETBSD_SOURCE */
     37 #include <sys/time.h>
     38 #include <sys/stat.h>
     39 #include <errno.h>
     40 #include <fcntl.h>
     41 #include <limits.h>
     42 #include <paths.h>
     43 #include <stdarg.h>
     44 #include <stdio.h>
     45 #include <stdlib.h>
     46 #include <string.h>
     47 
     48 #if HAVE_SYS_CDEFS_H
     49 #include <sys/cdefs.h>
     50 #endif
     51 #if HAVE_SYS_SYSLIMITS_H
     52 #include <sys/syslimits.h>
     53 #endif
     54 #if HAVE_SYS_SYSMACROS_H
     55 /* major(), minor() on SVR4 */
     56 #include <sys/sysmacros.h>
     57 #endif
     58 #if HAVE_INTTYPES_H
     59 #include <inttypes.h>
     60 #endif
     61 #if HAVE_STDDEF_H
     62 #include <stddef.h>
     63 #endif
     64 
     65 #if HAVE_RPC_TYPES_H
     66 #include <rpc/types.h>
     67 #endif
     68 
     69 #ifdef _NETBSD_SOURCE
     70 #error _NETBSD_SOURCE is *not* to be defined.
     71 #endif
     72 
     73 /* Need this since we can't depend on NetBSD's version to be around */
     74 #ifdef __UNCONST
     75 #undef __UNCONST
     76 #endif
     77 #define __UNCONST(a)   ((void *)(unsigned long)(const void *)(a))
     78 
     79 #undef __predict_false
     80 #define __predict_false(x) (x)
     81 #undef __predict_true
     82 #define __predict_true(x) (x)
     83 
     84 /* We don't include <pwd.h> here, so that "compat_pwd.h" works. */
     85 struct passwd;
     86 
     87 /* We don't include <grp.h> either */
     88 struct group;
     89 
     90 /* Assume an ANSI compiler for the host. */
     91 
     92 #undef __P
     93 #define __P(x) x
     94 
     95 #ifndef __BEGIN_DECLS
     96 #define __BEGIN_DECLS
     97 #endif
     98 #ifndef __END_DECLS
     99 #define __END_DECLS
    100 #endif
    101 
    102 /* Some things usually in BSD <sys/cdefs.h>. */
    103 
    104 #ifndef __CONCAT
    105 #define	__CONCAT(x,y)	x ## y
    106 #endif
    107 #if !defined(__attribute__) && !defined(__GNUC__)
    108 #define __attribute__(x)
    109 #endif
    110 #if !defined(__packed)
    111 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
    112 #define __packed	__attribute__((__packed__))
    113 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
    114 #define __packed	__attribute__((__packed__))
    115 #else
    116 #define	__packed	error: no __packed for this compiler
    117 #endif
    118 #endif /* !__packed */
    119 #ifndef __RENAME
    120 #define __RENAME(x)
    121 #endif
    122 #undef __aconst
    123 #define __aconst
    124 #undef __dead
    125 #define __dead
    126 #undef __printflike
    127 #define __printflike(x,y)
    128 #undef __restrict
    129 #define __restrict
    130 #undef __unused
    131 #define __unused
    132 #undef __arraycount
    133 #define	__arraycount(__x)	(sizeof(__x) / sizeof(__x[0]))
    134 
    135 /* Dirent support. */
    136 
    137 #if HAVE_DIRENT_H
    138 # if defined(__linux__) && defined(__USE_BSD)
    139 #  undef __USE_BSD
    140 #  include <dirent.h>
    141 #  define __USE_BSD 1
    142 #  undef d_fileno
    143 # else
    144 #  include <dirent.h>
    145 #  if defined(__DARWIN_UNIX03)
    146 #   undef d_fileno
    147 #  endif
    148 # endif
    149 # define NAMLEN(dirent) (strlen((dirent)->d_name))
    150 #else
    151 # define dirent direct
    152 # define NAMLEN(dirent) ((dirent)->d_namlen)
    153 # if HAVE_SYS_NDIR_H
    154 #  include <sys/ndir.h>
    155 # endif
    156 # if HAVE_SYS_DIR_H
    157 #  include <sys/dir.h>
    158 # endif
    159 # if HAVE_NDIR_H
    160 #  include <ndir.h>
    161 # endif
    162 #endif
    163 
    164 /* Type substitutes. */
    165 
    166 #if !HAVE_ID_T
    167 typedef unsigned int id_t;
    168 #endif
    169 
    170 #if !HAVE_SOCKLEN_T
    171 /*
    172  * This is defined as int for compatibility with legacy systems (and not
    173  * unsigned int), since universally it was int in most systems that did not
    174  * define it.
    175  */
    176 typedef int socklen_t;
    177 #endif
    178 
    179 #if !HAVE_U_LONG
    180 typedef unsigned long u_long;
    181 #endif
    182 
    183 #if !HAVE_U_CHAR
    184 typedef unsigned char u_char;
    185 #endif
    186 
    187 #if !HAVE_U_INT
    188 typedef unsigned int u_int;
    189 #endif
    190 
    191 #if !HAVE_U_SHORT
    192 typedef unsigned short u_short;
    193 #endif
    194 
    195 /* Prototypes for replacement functions. */
    196 
    197 #if !HAVE_ATOLL
    198 long long int atoll(const char *);
    199 #endif
    200 
    201 #if !HAVE_ASPRINTF
    202 int asprintf(char **, const char *, ...);
    203 #endif
    204 
    205 #if !HAVE_ASNPRINTF
    206 int asnprintf(char **, size_t, const char *, ...);
    207 #endif
    208 
    209 #if !HAVE_BASENAME
    210 char *basename(char *);
    211 #endif
    212 
    213 #if !HAVE_DECL_OPTIND
    214 int getopt(int, char *const *, const char *);
    215 extern char *optarg;
    216 extern int optind, opterr, optopt;
    217 #endif
    218 
    219 #if !HAVE_DIRNAME
    220 char *dirname(char *);
    221 #endif
    222 
    223 #if !HAVE_DIRFD
    224 #if HAVE_DIR_DD_FD
    225 #define dirfd(dirp) ((dirp)->dd_fd)
    226 #elif HAVE_DIR___DD_FD
    227 #define dirfd(dirp) ((dirp)->__dd_fd)
    228 #else
    229 /*XXX: Very hacky but no other way to bring this into scope w/o defining
    230   _NETBSD_SOURCE which we're avoiding. */
    231 #ifdef __NetBSD__
    232 struct _dirdesc {
    233         int     dd_fd;          /* file descriptor associated with directory */
    234 	long    dd_loc;         /* offset in current buffer */
    235 	long    dd_size;        /* amount of data returned by getdents */
    236 	char    *dd_buf;        /* data buffer */
    237 	int     dd_len;         /* size of data buffer */
    238 	off_t   dd_seek;        /* magic cookie returned by getdents */
    239 	long    dd_rewind;      /* magic cookie for rewinding */
    240 	int     dd_flags;       /* flags for readdir */
    241 	void    *dd_lock;       /* lock for concurrent access */
    242 };
    243 #define dirfd(dirp)     (((struct _dirdesc *)dirp)->dd_fd)
    244 #else
    245 #error cannot figure out how to turn a DIR * into a fd
    246 #endif
    247 #endif
    248 #endif
    249 
    250 #if !HAVE_ERR_H
    251 void err(int, const char *, ...);
    252 void errx(int, const char *, ...);
    253 void warn(const char *, ...);
    254 void warnx(const char *, ...);
    255 void vwarnx(const char *, va_list);
    256 #endif
    257 
    258 #if !HAVE_ESETFUNC
    259 void (*esetfunc(void (*)(int, const char *, ...)))(int, const char *, ...);
    260 size_t estrlcpy(char *, const char *, size_t);
    261 size_t estrlcat(char *, const char *, size_t);
    262 char *estrdup(const char *);
    263 char *estrndup(const char *, size_t);
    264 void *ecalloc(size_t, size_t);
    265 void *emalloc(size_t);
    266 void *erealloc(void *, size_t);
    267 FILE *efopen(const char *, const char *);
    268 int easprintf(char **, const char *, ...);
    269 int evasprintf(char **, const char *, va_list);
    270 #endif
    271 
    272 #if !HAVE_FGETLN || defined(__NetBSD__)
    273 char *fgetln(FILE *, size_t *);
    274 #endif
    275 #if !HAVE_DPRINTF
    276 int dprintf(int, const char *, ...);
    277 #endif
    278 
    279 #if !HAVE_FLOCK
    280 # define LOCK_SH		0x01
    281 # define LOCK_EX		0x02
    282 # define LOCK_NB		0x04
    283 # define LOCK_UN		0x08
    284 int flock(int, int);
    285 #endif
    286 
    287 #if !HAVE_FPARSELN || BROKEN_FPARSELN || defined(__NetBSD__)
    288 # define FPARSELN_UNESCESC	0x01
    289 # define FPARSELN_UNESCCONT	0x02
    290 # define FPARSELN_UNESCCOMM	0x04
    291 # define FPARSELN_UNESCREST	0x08
    292 # define FPARSELN_UNESCALL	0x0f
    293 char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
    294 #endif
    295 
    296 #if !HAVE_GETLINE
    297 ssize_t getdelim(char **, size_t *, int, FILE *);
    298 ssize_t getline(char **, size_t *, FILE *);
    299 #endif
    300 
    301 #if !HAVE_ISSETUGID
    302 int issetugid(void);
    303 #endif
    304 
    305 #if !HAVE_ISBLANK && !defined(isblank)
    306 #define isblank(x) ((x) == ' ' || (x) == '\t')
    307 #endif
    308 
    309 #define __nbcompat_bswap16(x)	((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff))
    310 
    311 #define __nbcompat_bswap32(x)	((((x) << 24) & 0xff000000) | \
    312 				 (((x) <<  8) & 0x00ff0000) | \
    313 				 (((x) >>  8) & 0x0000ff00) | \
    314 				 (((x) >> 24) & 0x000000ff))
    315 
    316 #define __nbcompat_bswap64(x)	(((u_int64_t)bswap32((x)) << 32) | \
    317 				 ((u_int64_t)bswap32((x) >> 32)))
    318 
    319 #if ! HAVE_DECL_BSWAP16
    320 #ifdef bswap16
    321 #undef bswap16
    322 #endif
    323 #define bswap16(x)	__nbcompat_bswap16(x)
    324 #endif
    325 #if ! HAVE_DECL_BSWAP32
    326 #ifdef bswap32
    327 #undef bswap32
    328 #endif
    329 #define bswap32(x)	__nbcompat_bswap32(x)
    330 #endif
    331 #if ! HAVE_DECL_BSWAP64
    332 #ifdef bswap64
    333 #undef bswap64
    334 #endif
    335 #define bswap64(x)	__nbcompat_bswap64(x)
    336 #endif
    337 
    338 #if !HAVE_MKSTEMP
    339 int mkstemp(char *);
    340 #endif
    341 
    342 #if !HAVE_MKDTEMP
    343 char *mkdtemp(char *);
    344 #endif
    345 
    346 #if !HAVE_MKSTEMP || !HAVE_MKDTEMP
    347 /* This is a prototype for the internal function defined in
    348  * src/lib/lib/stdio/gettemp.c */
    349 int __nbcompat_gettemp(char *, int *, int);
    350 #endif
    351 
    352 #if !HAVE_PREAD
    353 ssize_t pread(int, void *, size_t, off_t);
    354 #endif
    355 
    356 #if !HAVE_HEAPSORT
    357 int heapsort (void *, size_t, size_t, int (*)(const void *, const void *));
    358 #endif
    359 /* Make them use our version */
    360 #  define heapsort __nbcompat_heapsort
    361 
    362 char	       *flags_to_string(unsigned long, const char *);
    363 int		string_to_flags(char **, unsigned long *, unsigned long *);
    364 
    365 /*
    366  * HAVE_X_FROM_Y and HAVE_PWCACHE_FOODB go together, because we cannot
    367  * supply an implementation of one without the others -- some parts are
    368  * libc internal and this varies from system to system.
    369  *
    370  * XXX this is dubious anyway: we assume (see HAVE_DECLs below) that if the
    371  * XXX host system has all of these functions, all of their interfaces
    372  * XXX and interactions are exactly the same as in our libc/libutil -- ugh.
    373  */
    374 #if !HAVE_USER_FROM_UID || !HAVE_UID_FROM_USER || !HAVE_GROUP_FROM_GID || \
    375     !HAVE_GID_FROM_GROUP || !HAVE_PWCACHE_USERDB || !HAVE_PWCACHE_GROUDB
    376 /* Make them use our version */
    377 #  define user_from_uid __nbcompat_user_from_uid
    378 #  define uid_from_user __nbcompat_uid_from_user
    379 #  define pwcache_userdb __nbcompat_pwcache_userdb
    380 #  define group_from_gid __nbcompat_group_from_gid
    381 #  define gid_from_group __nbcompat_gid_from_group
    382 #  define pwcache_groupdb __nbcompat_pwcache_groupdb
    383 #endif
    384 
    385 #if !HAVE_DECL_UID_FROM_USER
    386 int uid_from_user(const char *, uid_t *);
    387 #endif
    388 
    389 #if !HAVE_DECL_USER_FROM_UID
    390 const char *user_from_uid(uid_t, int);
    391 #endif
    392 
    393 #if !HAVE_DECL_PWCACHE_USERDB
    394 int pwcache_userdb(int (*)(int), void (*)(void),
    395                 struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
    396 #endif
    397 
    398 #if !HAVE_DECL_GID_FROM_GROUP
    399 int gid_from_group(const char *, gid_t *);
    400 #endif
    401 
    402 #if !HAVE_DECL_GROUP_FROM_GID
    403 const char *group_from_gid(gid_t, int);
    404 #endif
    405 
    406 #if !HAVE_DECL_PWCACHE_GROUPDB
    407 int pwcache_groupdb(int (*)(int), void (*)(void),
    408     struct group * (*)(const char *), struct group * (*)(gid_t));
    409 #endif
    410 
    411 #if !HAVE_DECL_STRNDUP
    412 char		*strndup(const char *, size_t);
    413 #endif
    414 #if !HAVE_DECL_LCHFLAGS
    415 int		lchflags(const char *, unsigned long);
    416 #endif
    417 #if !HAVE_DECL_LCHMOD
    418 int		lchmod(const char *, mode_t);
    419 #endif
    420 #if !HAVE_DECL_LCHOWN
    421 int		lchown(const char *, uid_t, gid_t);
    422 #endif
    423 
    424 #if !HAVE_PWRITE
    425 ssize_t pwrite(int, const void *, size_t, off_t);
    426 #endif
    427 
    428 #if !HAVE_RAISE_DEFAULT_SIGNAL
    429 int raise_default_signal(int);
    430 #endif
    431 
    432 #if !HAVE_SETENV
    433 int setenv(const char *, const char *, int);
    434 #endif
    435 
    436 #if !HAVE_DECL_SETGROUPENT
    437 int setgroupent(int);
    438 #endif
    439 
    440 #if !HAVE_DECL_SETPASSENT
    441 int setpassent(int);
    442 #endif
    443 
    444 #if !HAVE_SETPROGNAME || defined(__NetBSD__)
    445 const char *getprogname(void);
    446 void setprogname(const char *);
    447 #endif
    448 
    449 #if !HAVE_SNPRINTF
    450 int snprintf(char *, size_t, const char *, ...);
    451 #endif
    452 
    453 #if !HAVE_STRLCAT
    454 size_t strlcat(char *, const char *, size_t);
    455 #endif
    456 
    457 #if !HAVE_STRLCPY
    458 size_t strlcpy(char *, const char *, size_t);
    459 #endif
    460 
    461 #if !HAVE_STRMODE
    462 void strmode(mode_t, char *);
    463 #endif
    464 
    465 #if !HAVE_STRNDUP
    466 char *strndup(const char *, size_t);
    467 #endif
    468 
    469 #if !HAVE_STRSEP || defined(__NetBSD__)
    470 char *strsep(char **, const char *);
    471 #endif
    472 
    473 #if !HAVE_DECL_STRSUFTOLL
    474 long long strsuftoll(const char *, const char *, long long, long long);
    475 long long strsuftollx(const char *, const char *,
    476 			long long, long long, char *, size_t);
    477 #endif
    478 
    479 #if !HAVE_STRTOLL
    480 long long strtoll(const char *, char **, int);
    481 #endif
    482 
    483 #if !HAVE_USER_FROM_UID
    484 const char *user_from_uid(uid_t, int);
    485 #endif
    486 
    487 #if !HAVE_GROUP_FROM_GID
    488 const char *group_from_gid(gid_t, int);
    489 #endif
    490 
    491 #if !HAVE_VASPRINTF
    492 int vasprintf(char **, const char *, va_list);
    493 #endif
    494 
    495 #if !HAVE_VASNPRINTF
    496 int vasnprintf(char **, size_t, const char *, va_list);
    497 #endif
    498 
    499 #if !HAVE_VSNPRINTF
    500 int vsnprintf(char *, size_t, const char *, va_list);
    501 #endif
    502 
    503 /*
    504  * getmode() and setmode() are always defined, as these function names
    505  * exist but with very different meanings on other OS's.  The compat
    506  * versions here simply accept an octal mode number; the "u+x,g-w" type
    507  * of syntax is not accepted.
    508  */
    509 
    510 #define getmode __nbcompat_getmode
    511 #define setmode __nbcompat_setmode
    512 
    513 mode_t getmode(const void *, mode_t);
    514 void *setmode(const char *);
    515 
    516 /* Eliminate assertions embedded in binaries. */
    517 
    518 #undef _DIAGASSERT
    519 #define _DIAGASSERT(x)
    520 
    521 /* Various sources use this */
    522 #undef	__RCSID
    523 #define	__RCSID(x) struct XXXNETBSD_RCSID
    524 #undef	__SCCSID
    525 #define	__SCCSID(x)
    526 #undef	__COPYRIGHT
    527 #define	__COPYRIGHT(x) struct XXXNETBSD_COPYRIGHT
    528 #undef	__KERNEL_RCSID
    529 #define	__KERNEL_RCSID(x,y)
    530 
    531 /* Heimdal expects this one. */
    532 
    533 #undef RCSID
    534 #define RCSID(x)
    535 
    536 /* Some definitions not available on all systems. */
    537 
    538 #ifndef __inline
    539 #define __inline inline
    540 #endif
    541 
    542 /* <errno.h> */
    543 
    544 #ifndef EFTYPE
    545 #define EFTYPE EIO
    546 #endif
    547 
    548 /* <fcntl.h> */
    549 
    550 #ifndef O_EXLOCK
    551 #define O_EXLOCK 0
    552 #endif
    553 #ifndef O_SHLOCK
    554 #define O_SHLOCK 0
    555 #endif
    556 
    557 /* <inttypes.h> */
    558 
    559 #if UCHAR_MAX == 0xffU			/* char is an 8-bit type */
    560 #ifndef PRId8
    561 #define PRId8 "hhd"
    562 #endif
    563 #ifndef PRIi8
    564 #define PRIi8 "hhi"
    565 #endif
    566 #ifndef PRIo8
    567 #define PRIo8 "hho"
    568 #endif
    569 #ifndef PRIu8
    570 #define PRIu8 "hhu"
    571 #endif
    572 #ifndef PRIx8
    573 #define PRIx8 "hhx"
    574 #endif
    575 #ifndef PRIX8
    576 #define PRIX8 "hhX"
    577 #endif
    578 #ifndef SCNd8
    579 #define SCNd8 "hhd"
    580 #endif
    581 #ifndef SCNi8
    582 #define SCNi8 "hhi"
    583 #endif
    584 #ifndef SCNo8
    585 #define SCNo8 "hho"
    586 #endif
    587 #ifndef SCNu8
    588 #define SCNu8 "hhu"
    589 #endif
    590 #ifndef SCNx8
    591 #define SCNx8 "hhx"
    592 #endif
    593 #ifndef SCNX8
    594 #define SCNX8 "hhX"
    595 #endif
    596 #endif					/* char is an 8-bit type */
    597 #if ! (defined(PRId8) && defined(PRIi8) && defined(PRIo8) && \
    598 	defined(PRIu8) && defined(PRIx8) && defined(PRIX8))
    599 #error "Don't know how to define PRI[diouxX]8"
    600 #endif
    601 #if ! (defined(SCNd8) && defined(SCNi8) && defined(SCNo8) && \
    602 	defined(SCNu8) && defined(SCNx8) && defined(SCNX8))
    603 #error "Don't know how to define SCN[diouxX]8"
    604 #endif
    605 
    606 #if USHRT_MAX == 0xffffU		/* short is a 16-bit type */
    607 #ifndef PRId16
    608 #define PRId16 "hd"
    609 #endif
    610 #ifndef PRIi16
    611 #define PRIi16 "hi"
    612 #endif
    613 #ifndef PRIo16
    614 #define PRIo16 "ho"
    615 #endif
    616 #ifndef PRIu16
    617 #define PRIu16 "hu"
    618 #endif
    619 #ifndef PRIx16
    620 #define PRIx16 "hx"
    621 #endif
    622 #ifndef PRIX16
    623 #define PRIX16 "hX"
    624 #endif
    625 #ifndef SCNd16
    626 #define SCNd16 "hd"
    627 #endif
    628 #ifndef SCNi16
    629 #define SCNi16 "hi"
    630 #endif
    631 #ifndef SCNo16
    632 #define SCNo16 "ho"
    633 #endif
    634 #ifndef SCNu16
    635 #define SCNu16 "hu"
    636 #endif
    637 #ifndef SCNx16
    638 #define SCNx16 "hx"
    639 #endif
    640 #ifndef SCNX16
    641 #define SCNX16 "hX"
    642 #endif
    643 #endif					/* short is a 16-bit type */
    644 #if ! (defined(PRId16) && defined(PRIi16) && defined(PRIo16) && \
    645 	defined(PRIu16) && defined(PRIx16) && defined(PRIX16))
    646 #error "Don't know how to define PRI[diouxX]16"
    647 #endif
    648 #if ! (defined(SCNd16) && defined(SCNi16) && defined(SCNo16) && \
    649 	defined(SCNu16) && defined(SCNx16) && defined(SCNX16))
    650 #error "Don't know how to define SCN[diouxX]16"
    651 #endif
    652 
    653 #if UINT_MAX == 0xffffffffU		/* int is a 32-bit type */
    654 #ifndef PRId32
    655 #define PRId32 "d"
    656 #endif
    657 #ifndef PRIi32
    658 #define PRIi32 "i"
    659 #endif
    660 #ifndef PRIo32
    661 #define PRIo32 "o"
    662 #endif
    663 #ifndef PRIu32
    664 #define PRIu32 "u"
    665 #endif
    666 #ifndef PRIx32
    667 #define PRIx32 "x"
    668 #endif
    669 #ifndef PRIX32
    670 #define PRIX32 "X"
    671 #endif
    672 #ifndef SCNd32
    673 #define SCNd32 "d"
    674 #endif
    675 #ifndef SCNi32
    676 #define SCNi32 "i"
    677 #endif
    678 #ifndef SCNo32
    679 #define SCNo32 "o"
    680 #endif
    681 #ifndef SCNu32
    682 #define SCNu32 "u"
    683 #endif
    684 #ifndef SCNx32
    685 #define SCNx32 "x"
    686 #endif
    687 #ifndef SCNX32
    688 #define SCNX32 "X"
    689 #endif
    690 #endif					/* int is a 32-bit type */
    691 #if ULONG_MAX == 0xffffffffU		/* long is a 32-bit type */
    692 #ifndef PRId32
    693 #define PRId32 "ld"
    694 #endif
    695 #ifndef PRIi32
    696 #define PRIi32 "li"
    697 #endif
    698 #ifndef PRIo32
    699 #define PRIo32 "lo"
    700 #endif
    701 #ifndef PRIu32
    702 #define PRIu32 "lu"
    703 #endif
    704 #ifndef PRIx32
    705 #define PRIx32 "lx"
    706 #endif
    707 #ifndef PRIX32
    708 #define PRIX32 "lX"
    709 #endif
    710 #ifndef SCNd32
    711 #define SCNd32 "ld"
    712 #endif
    713 #ifndef SCNi32
    714 #define SCNi32 "li"
    715 #endif
    716 #ifndef SCNo32
    717 #define SCNo32 "lo"
    718 #endif
    719 #ifndef SCNu32
    720 #define SCNu32 "lu"
    721 #endif
    722 #ifndef SCNx32
    723 #define SCNx32 "lx"
    724 #endif
    725 #ifndef SCNX32
    726 #define SCNX32 "lX"
    727 #endif
    728 #endif					/* long is a 32-bit type */
    729 #if ! (defined(PRId32) && defined(PRIi32) && defined(PRIo32) && \
    730 	defined(PRIu32) && defined(PRIx32) && defined(PRIX32))
    731 #error "Don't know how to define PRI[diouxX]32"
    732 #endif
    733 #if ! (defined(SCNd32) && defined(SCNi32) && defined(SCNo32) && \
    734 	defined(SCNu32) && defined(SCNx32) && defined(SCNX32))
    735 #error "Don't know how to define SCN[diouxX]32"
    736 #endif
    737 
    738 #if ULONG_MAX == 0xffffffffffffffffU	/* long is a 64-bit type */
    739 #ifndef PRId64
    740 #define PRId64 "ld"
    741 #endif
    742 #ifndef PRIi64
    743 #define PRIi64 "li"
    744 #endif
    745 #ifndef PRIo64
    746 #define PRIo64 "lo"
    747 #endif
    748 #ifndef PRIu64
    749 #define PRIu64 "lu"
    750 #endif
    751 #ifndef PRIx64
    752 #define PRIx64 "lx"
    753 #endif
    754 #ifndef PRIX64
    755 #define PRIX64 "lX"
    756 #endif
    757 #ifndef SCNd64
    758 #define SCNd64 "ld"
    759 #endif
    760 #ifndef SCNi64
    761 #define SCNi64 "li"
    762 #endif
    763 #ifndef SCNo64
    764 #define SCNo64 "lo"
    765 #endif
    766 #ifndef SCNu64
    767 #define SCNu64 "lu"
    768 #endif
    769 #ifndef SCNx64
    770 #define SCNx64 "lx"
    771 #endif
    772 #ifndef SCNX64
    773 #define SCNX64 "lX"
    774 #endif
    775 #endif					/* long is a 64-bit type */
    776 #if ULLONG_MAX == 0xffffffffffffffffU	/* long long is a 64-bit type */
    777 #ifndef PRId64
    778 #define PRId64 "lld"
    779 #endif
    780 #ifndef PRIi64
    781 #define PRIi64 "lli"
    782 #endif
    783 #ifndef PRIo64
    784 #define PRIo64 "llo"
    785 #endif
    786 #ifndef PRIu64
    787 #define PRIu64 "llu"
    788 #endif
    789 #ifndef PRIx64
    790 #define PRIx64 "llx"
    791 #endif
    792 #ifndef PRIX64
    793 #define PRIX64 "llX"
    794 #endif
    795 #ifndef SCNd64
    796 #define SCNd64 "lld"
    797 #endif
    798 #ifndef SCNi64
    799 #define SCNi64 "lli"
    800 #endif
    801 #ifndef SCNo64
    802 #define SCNo64 "llo"
    803 #endif
    804 #ifndef SCNu64
    805 #define SCNu64 "llu"
    806 #endif
    807 #ifndef SCNx64
    808 #define SCNx64 "llx"
    809 #endif
    810 #ifndef SCNX64
    811 #define SCNX64 "llX"
    812 #endif
    813 #endif					/* long long is a 64-bit type */
    814 #if ! (defined(PRId64) && defined(PRIi64) && defined(PRIo64) && \
    815 	defined(PRIu64) && defined(PRIx64) && defined(PRIX64))
    816 #error "Don't know how to define PRI[diouxX]64"
    817 #endif
    818 #if ! (defined(SCNd64) && defined(SCNi64) && defined(SCNo64) && \
    819 	defined(SCNu64) && defined(SCNx64) && defined(SCNX64))
    820 #error "Don't know how to define SCN[diouxX]64"
    821 #endif
    822 
    823 /* <limits.h> */
    824 
    825 #ifndef UID_MAX
    826 #define UID_MAX 32767
    827 #endif
    828 #ifndef GID_MAX
    829 #define GID_MAX UID_MAX
    830 #endif
    831 
    832 #ifndef UQUAD_MAX
    833 #define UQUAD_MAX ((u_quad_t)-1)
    834 #endif
    835 #ifndef QUAD_MAX
    836 #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1))
    837 #endif
    838 #ifndef QUAD_MIN
    839 #define QUAD_MIN ((quad_t)(~QUAD_MAX))
    840 #endif
    841 #ifndef ULLONG_MAX
    842 #define ULLONG_MAX ((unsigned long long)-1)
    843 #endif
    844 #ifndef LLONG_MAX
    845 #define LLONG_MAX ((long long)(ULLONG_MAX >> 1))
    846 #endif
    847 #ifndef LLONG_MIN
    848 #define LLONG_MIN ((long long)(~LLONG_MAX))
    849 #endif
    850 
    851 /* <paths.h> */
    852 
    853 /* The host's _PATH_BSHELL might be broken, so override it. */
    854 #undef _PATH_BSHELL
    855 #define _PATH_BSHELL PATH_BSHELL
    856 #ifndef _PATH_DEFPATH
    857 #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin"
    858 #endif
    859 #ifndef _PATH_DEV
    860 #define _PATH_DEV "/dev/"
    861 #endif
    862 #ifndef _PATH_DEVNULL
    863 #define _PATH_DEVNULL _PATH_DEV "null"
    864 #endif
    865 #ifndef _PATH_TMP
    866 #define _PATH_TMP "/tmp/"
    867 #endif
    868 #ifndef _PATH_DEFTAPE
    869 #define _PATH_DEFTAPE "/dev/nrst0"
    870 #endif
    871 #ifndef _PATH_VI
    872 #define _PATH_VI "/usr/bin/vi"
    873 #endif
    874 
    875 /* <stdint.h> */
    876 
    877 #if !defined(SIZE_MAX) && defined(SIZE_T_MAX)
    878 #define SIZE_MAX SIZE_T_MAX
    879 #endif
    880 
    881 #ifndef UINT8_MAX
    882 #define UINT8_MAX 0xffU
    883 #endif
    884 
    885 #ifndef UINT16_MAX
    886 #define UINT16_MAX 0xffffU
    887 #endif
    888 
    889 #ifndef UINT32_MAX
    890 #define UINT32_MAX 0xffffffffU
    891 #endif
    892 
    893 /* <stdlib.h> */
    894 
    895 #ifndef __GNUC__
    896 # if HAVE_ALLOCA_H
    897 #  include <alloca.h>
    898 # else
    899 #  ifndef alloca /* predefined by HP cc +Olibcalls */
    900 char *alloca ();
    901 #  endif
    902 # endif
    903 #endif
    904 
    905 /* avoid prototype conflicts with host */
    906 #define cgetcap __nbcompat_cgetcap
    907 #define cgetclose __nbcompat_cgetclose
    908 #define cgetent __nbcompat_cgetent
    909 #define cgetfirst __nbcompat_cgetfirst
    910 #define cgetmatch __nbcompat_cgetmatch
    911 #define cgetnext __nbcompat_cgetnext
    912 #define cgetnum __nbcompat_cgetnum
    913 #define cgetset __nbcompat_cgetset
    914 #define cgetstr __nbcompat_cgetstr
    915 #define cgetustr __nbcompat_cgetustr
    916 
    917 char	*cgetcap(char *, const char *, int);
    918 int	 cgetclose(void);
    919 int	 cgetent(char **, const char * const *, const char *);
    920 int	 cgetfirst(char **, const char * const *);
    921 int	 cgetmatch(const char *, const char *);
    922 int	 cgetnext(char **, const char * const *);
    923 int	 cgetnum(char *, const char *, long *);
    924 int	 cgetset(const char *);
    925 int	 cgetstr(char *, const char *, char **);
    926 int	 cgetustr(char *, const char *, char **);
    927 
    928 /* <sys/endian.h> */
    929 
    930 #if WORDS_BIGENDIAN
    931 #if !HAVE_DECL_HTOBE16
    932 #define htobe16(x)	(x)
    933 #endif
    934 #if !HAVE_DECL_HTOBE32
    935 #define htobe32(x)	(x)
    936 #endif
    937 #if !HAVE_DECL_HTOBE64
    938 #define htobe64(x)	(x)
    939 #endif
    940 #if !HAVE_DECL_HTOLE16
    941 #define htole16(x)	bswap16((u_int16_t)(x))
    942 #endif
    943 #if !HAVE_DECL_HTOLE32
    944 #define htole32(x)	bswap32((u_int32_t)(x))
    945 #endif
    946 #if !HAVE_DECL_HTOLE64
    947 #define htole64(x)	bswap64((u_int64_t)(x))
    948 #endif
    949 #else
    950 #if !HAVE_DECL_HTOBE16
    951 #define htobe16(x)	bswap16((u_int16_t)(x))
    952 #endif
    953 #if !HAVE_DECL_HTOBE32
    954 #define htobe32(x)	bswap32((u_int32_t)(x))
    955 #endif
    956 #if !HAVE_DECL_HTOBE64
    957 #define htobe64(x)	bswap64((u_int64_t)(x))
    958 #endif
    959 #if !HAVE_DECL_HTOLE16
    960 #define htole16(x)	(x)
    961 #endif
    962 #if !HAVE_DECL_HTOLE32
    963 #define htole32(x)	(x)
    964 #endif
    965 #if !HAVE_DECL_HTOLE64
    966 #define htole64(x)	(x)
    967 #endif
    968 #endif
    969 #if !HAVE_DECL_BE16TOH
    970 #define be16toh(x)	htobe16(x)
    971 #endif
    972 #if !HAVE_DECL_BE32TOH
    973 #define be32toh(x)	htobe32(x)
    974 #endif
    975 #if !HAVE_DECL_BE64TOH
    976 #define be64toh(x)	htobe64(x)
    977 #endif
    978 #if !HAVE_DECL_LE16TOH
    979 #define le16toh(x)	htole16(x)
    980 #endif
    981 #if !HAVE_DECL_LE32TOH
    982 #define le32toh(x)	htole32(x)
    983 #endif
    984 #if !HAVE_DECL_LE64TOH
    985 #define le64toh(x)	htole64(x)
    986 #endif
    987 
    988 #define __GEN_ENDIAN_ENC(bits, endian) \
    989 static void \
    990 endian ## bits ## enc(void *dst, uint ## bits ## _t u) \
    991 { \
    992 	u = hto ## endian ## bits (u); \
    993 	memcpy(dst, &u, sizeof(u)); \
    994 }
    995 #if !HAVE_DECL_BE16ENC
    996 __GEN_ENDIAN_ENC(16, be)
    997 #endif
    998 #if !HAVE_DECL_BE32ENC
    999 __GEN_ENDIAN_ENC(32, be)
   1000 #endif
   1001 #if !HAVE_DECL_BE64ENC
   1002 __GEN_ENDIAN_ENC(64, be)
   1003 #endif
   1004 #if !HAVE_DECL_LE16ENC
   1005 __GEN_ENDIAN_ENC(16, le)
   1006 #endif
   1007 #if !HAVE_DECL_LE32ENC
   1008 __GEN_ENDIAN_ENC(32, le)
   1009 #endif
   1010 #if !HAVE_DECL_LE64ENC
   1011 __GEN_ENDIAN_ENC(64, le)
   1012 #endif
   1013 #undef __GEN_ENDIAN_ENC
   1014 
   1015 #define __GEN_ENDIAN_DEC(bits, endian) \
   1016 static uint ## bits ## _t \
   1017 endian ## bits ## dec(const void *buf) \
   1018 { \
   1019 	uint ## bits ## _t u; \
   1020 	memcpy(&u, buf, sizeof(u)); \
   1021 	return endian ## bits ## toh (u); \
   1022 }
   1023 #if !HAVE_DECL_BE16DEC
   1024 __GEN_ENDIAN_DEC(16, be)
   1025 #endif
   1026 #if !HAVE_DECL_BE32DEC
   1027 __GEN_ENDIAN_DEC(32, be)
   1028 #endif
   1029 #if !HAVE_DECL_BE64DEC
   1030 __GEN_ENDIAN_DEC(64, be)
   1031 #endif
   1032 #if !HAVE_DECL_LE16DEC
   1033 __GEN_ENDIAN_DEC(16, le)
   1034 #endif
   1035 #if !HAVE_DECL_LE32DEC
   1036 __GEN_ENDIAN_DEC(32, le)
   1037 #endif
   1038 #if !HAVE_DECL_LE64DEC
   1039 __GEN_ENDIAN_DEC(64, le)
   1040 #endif
   1041 #undef __GEN_ENDIAN_DEC
   1042 
   1043 /* <sys/mman.h> */
   1044 
   1045 #ifndef MAP_FILE
   1046 #define MAP_FILE 0
   1047 #endif
   1048 
   1049 /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */
   1050 #ifndef MAP_ANON
   1051 #ifdef MAP_ANONYMOUS
   1052 #define MAP_ANON MAP_ANONYMOUS
   1053 #endif
   1054 #endif
   1055 
   1056 /* <sys/param.h> */
   1057 
   1058 #undef BIG_ENDIAN
   1059 #undef LITTLE_ENDIAN
   1060 #undef PDP_ENDIAN
   1061 #define BIG_ENDIAN 4321
   1062 #define LITTLE_ENDIAN 1234
   1063 #define PDP_ENDIAN 3412
   1064 
   1065 #undef BYTE_ORDER
   1066 #if WORDS_BIGENDIAN
   1067 #define BYTE_ORDER BIG_ENDIAN
   1068 #else
   1069 #define BYTE_ORDER LITTLE_ENDIAN
   1070 #endif
   1071 
   1072 /* all references of DEV_BSIZE in tools are for NetBSD's file images */
   1073 #undef DEV_BSIZE
   1074 #define DEV_BSIZE (1 << 9)
   1075 
   1076 #undef MIN
   1077 #undef MAX
   1078 #define MIN(a,b) ((a) < (b) ? (a) : (b))
   1079 #define MAX(a,b) ((a) > (b) ? (a) : (b))
   1080 
   1081 #ifndef MAXBSIZE
   1082 #define MAXBSIZE (64 * 1024)
   1083 #endif
   1084 #ifndef MAXFRAG
   1085 #define MAXFRAG 8
   1086 #endif
   1087 #ifndef MAXPHYS
   1088 #define MAXPHYS (64 * 1024)
   1089 #endif
   1090 
   1091 /* XXX needed by makefs; this should be done in a better way */
   1092 #undef btodb
   1093 #define btodb(x) ((x) << 9)
   1094 
   1095 #undef setbit
   1096 #undef clrbit
   1097 #undef isset
   1098 #undef isclr
   1099 #define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
   1100 #define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
   1101 #define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
   1102 #define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
   1103 
   1104 #ifndef powerof2
   1105 #define powerof2(x) ((((x)-1)&(x))==0)
   1106 #endif
   1107 
   1108 #undef roundup
   1109 #define roundup(x, y)	((((x)+((y)-1))/(y))*(y))
   1110 
   1111 /* <sys/stat.h> */
   1112 
   1113 #ifndef ALLPERMS
   1114 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
   1115 #endif
   1116 #ifndef DEFFILEMODE
   1117 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
   1118 #endif
   1119 #ifndef S_ISTXT
   1120 #ifdef S_ISVTX
   1121 #define S_ISTXT S_ISVTX
   1122 #else
   1123 #define S_ISTXT 0
   1124 #endif
   1125 #endif
   1126 
   1127 /* Protected by _NETBSD_SOURCE otherwise. */
   1128 #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__)
   1129 #define UF_SETTABLE     0x0000ffff
   1130 #define UF_NODUMP       0x00000001
   1131 #define UF_IMMUTABLE    0x00000002
   1132 #define UF_APPEND       0x00000004
   1133 #define UF_OPAQUE       0x00000008
   1134 #define SF_SETTABLE     0xffff0000
   1135 #define SF_ARCHIVED     0x00010000
   1136 #define SF_IMMUTABLE    0x00020000
   1137 #define SF_APPEND       0x00040000
   1138 #endif
   1139 
   1140 /* <sys/syslimits.h> */
   1141 
   1142 #ifndef LINE_MAX
   1143 #define LINE_MAX 2048
   1144 #endif
   1145 
   1146 /* <sys/time.h> */
   1147 
   1148 #ifndef timercmp
   1149 #define	timercmp(tvp, uvp, cmp)						\
   1150 	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
   1151 	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
   1152 	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
   1153 #endif
   1154 #ifndef timeradd
   1155 #define	timeradd(tvp, uvp, vvp)						\
   1156 	do {								\
   1157 		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
   1158 		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
   1159 		if ((vvp)->tv_usec >= 1000000) {			\
   1160 			(vvp)->tv_sec++;				\
   1161 			(vvp)->tv_usec -= 1000000;			\
   1162 		}							\
   1163 	} while (/* CONSTCOND */ 0)
   1164 #endif
   1165 #ifndef timersub
   1166 #define	timersub(tvp, uvp, vvp)						\
   1167 	do {								\
   1168 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
   1169 		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
   1170 		if ((vvp)->tv_usec < 0) {				\
   1171 			(vvp)->tv_sec--;				\
   1172 			(vvp)->tv_usec += 1000000;			\
   1173 		}							\
   1174 	} while (/* CONSTCOND */ 0)
   1175 #endif
   1176 
   1177 /* <sys/types.h> */
   1178 
   1179 #ifdef major
   1180 #undef major
   1181 #endif
   1182 #define major(x)        ((int32_t)((((x) & 0x000fff00) >>  8)))
   1183 
   1184 #ifdef minor
   1185 #undef minor
   1186 #endif
   1187 #define minor(x)        ((int32_t)((((x) & 0xfff00000) >> 12) | \
   1188                                    (((x) & 0x000000ff) >>  0)))
   1189 #ifdef makedev
   1190 #undef makedev
   1191 #endif
   1192 #define makedev(x,y)    ((dev_t)((((x) <<  8) & 0x000fff00) | \
   1193 			(((y) << 12) & 0xfff00000) | \
   1194 			(((y) <<  0) & 0x000000ff)))
   1195 #ifndef NBBY
   1196 #define NBBY 8
   1197 #endif
   1198 
   1199 #if !HAVE_U_QUAD_T
   1200 /* #define, not typedef, as quad_t exists as a struct on some systems */
   1201 #define quad_t long long
   1202 #define u_quad_t unsigned long long
   1203 #define strtoq strtoll
   1204 #define strtouq strtoull
   1205 #endif
   1206 
   1207 /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */
   1208 #ifdef __NetBSD__
   1209 quad_t   strtoq(const char *, char **, int);
   1210 u_quad_t strtouq(const char *, char **, int);
   1211 #endif
   1212 
   1213 #endif	/* !__NETBSD_COMPAT_DEFS_H__ */
   1214