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compat_defs.h revision 1.78
      1 /*	$NetBSD: compat_defs.h,v 1.78 2011/01/10 20:38:35 apb 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 #ifdef _NETBSD_SOURCE
     66 #error _NETBSD_SOURCE is *not* to be defined.
     67 #endif
     68 
     69 /* Need this since we can't depend on NetBSD's version to be around */
     70 #ifdef __UNCONST
     71 #undef __UNCONST
     72 #endif
     73 #define __UNCONST(a)   ((void *)(unsigned long)(const void *)(a))
     74 
     75 /* We don't include <pwd.h> here, so that "compat_pwd.h" works. */
     76 struct passwd;
     77 
     78 /* We don't include <grp.h> either */
     79 struct group;
     80 
     81 /* Assume an ANSI compiler for the host. */
     82 
     83 #undef __P
     84 #define __P(x) x
     85 
     86 #ifndef __BEGIN_DECLS
     87 #define __BEGIN_DECLS
     88 #endif
     89 #ifndef __END_DECLS
     90 #define __END_DECLS
     91 #endif
     92 
     93 /* Some things usually in BSD <sys/cdefs.h>. */
     94 
     95 #ifndef __CONCAT
     96 #define	__CONCAT(x,y)	x ## y
     97 #endif
     98 #if !defined(__attribute__) && !defined(__GNUC__)
     99 #define __attribute__(x)
    100 #endif
    101 #if !defined(__packed)
    102 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
    103 #define __packed	__attribute__((__packed__))
    104 #elif defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)
    105 #define __packed	__attribute__((__packed__))
    106 #else
    107 #define	__packed	error: no __packed for this compiler
    108 #endif
    109 #endif /* !__packed */
    110 #ifndef __RENAME
    111 #define __RENAME(x)
    112 #endif
    113 #undef __aconst
    114 #define __aconst
    115 #undef __dead
    116 #define __dead
    117 #undef __restrict
    118 #define __restrict
    119 #undef __unused
    120 #define __unused
    121 #undef __arraycount
    122 #define	__arraycount(__x)	(sizeof(__x) / sizeof(__x[0]))
    123 
    124 /* Dirent support. */
    125 
    126 #if HAVE_DIRENT_H
    127 # if defined(__linux__) && defined(__USE_BSD)
    128 #  undef __USE_BSD
    129 #  include <dirent.h>
    130 #  define __USE_BSD 1
    131 #  undef d_fileno
    132 # else
    133 #  include <dirent.h>
    134 #  if defined(__DARWIN_UNIX03)
    135 #   undef d_fileno
    136 #  endif
    137 # endif
    138 # define NAMLEN(dirent) (strlen((dirent)->d_name))
    139 #else
    140 # define dirent direct
    141 # define NAMLEN(dirent) ((dirent)->d_namlen)
    142 # if HAVE_SYS_NDIR_H
    143 #  include <sys/ndir.h>
    144 # endif
    145 # if HAVE_SYS_DIR_H
    146 #  include <sys/dir.h>
    147 # endif
    148 # if HAVE_NDIR_H
    149 #  include <ndir.h>
    150 # endif
    151 #endif
    152 
    153 /* Type substitutes. */
    154 
    155 #if !HAVE_ID_T
    156 typedef unsigned int id_t;
    157 #endif
    158 
    159 #if !HAVE_SOCKLEN_T
    160 typedef int socklen_t;
    161 #endif
    162 
    163 #if !HAVE_U_LONG
    164 typedef unsigned long u_long;
    165 #endif
    166 
    167 #if !HAVE_U_CHAR
    168 typedef unsigned char u_char;
    169 #endif
    170 
    171 #if !HAVE_U_INT
    172 typedef unsigned int u_int;
    173 #endif
    174 
    175 #if !HAVE_U_SHORT
    176 typedef unsigned short u_short;
    177 #endif
    178 
    179 /* Prototypes for replacement functions. */
    180 
    181 #if !HAVE_ATOLL
    182 long long int atoll(const char *);
    183 #endif
    184 
    185 #if !HAVE_ASPRINTF
    186 int asprintf(char **, const char *, ...);
    187 #endif
    188 
    189 #if !HAVE_ASNPRINTF
    190 int asnprintf(char **, size_t, const char *, ...);
    191 #endif
    192 
    193 #if !HAVE_BASENAME
    194 char *basename(char *);
    195 #endif
    196 
    197 #if !HAVE_DECL_OPTIND
    198 int getopt(int, char *const *, const char *);
    199 extern char *optarg;
    200 extern int optind, opterr, optopt;
    201 #endif
    202 
    203 #if !HAVE_DIRNAME
    204 char *dirname(char *);
    205 #endif
    206 
    207 #if !HAVE_DIRFD
    208 #if HAVE_DIR_DD_FD
    209 #define dirfd(dirp) ((dirp)->dd_fd)
    210 #elif HAVE_DIR___DD_FD
    211 #define dirfd(dirp) ((dirp)->__dd_fd)
    212 #else
    213 /*XXX: Very hacky but no other way to bring this into scope w/o defining
    214   _NETBSD_SOURCE which we're avoiding. */
    215 #ifdef __NetBSD__
    216 struct _dirdesc {
    217         int     dd_fd;          /* file descriptor associated with directory */
    218 	long    dd_loc;         /* offset in current buffer */
    219 	long    dd_size;        /* amount of data returned by getdents */
    220 	char    *dd_buf;        /* data buffer */
    221 	int     dd_len;         /* size of data buffer */
    222 	off_t   dd_seek;        /* magic cookie returned by getdents */
    223 	long    dd_rewind;      /* magic cookie for rewinding */
    224 	int     dd_flags;       /* flags for readdir */
    225 	void    *dd_lock;       /* lock for concurrent access */
    226 };
    227 #define dirfd(dirp)     (((struct _dirdesc *)dirp)->dd_fd)
    228 #else
    229 #error cannot figure out how to turn a DIR * into a fd
    230 #endif
    231 #endif
    232 #endif
    233 
    234 #if !HAVE_ERR_H
    235 void err(int, const char *, ...);
    236 void errx(int, const char *, ...);
    237 void warn(const char *, ...);
    238 void warnx(const char *, ...);
    239 void vwarnx(const char *, va_list);
    240 #endif
    241 
    242 #if !HAVE_ESETFUNC
    243 void (*esetfunc(void (*)(int, const char *, ...)))(int, const char *, ...);
    244 size_t estrlcpy(char *, const char *, size_t);
    245 size_t estrlcat(char *, const char *, size_t);
    246 char *estrdup(const char *);
    247 char *estrndup(const char *, size_t);
    248 void *ecalloc(size_t, size_t);
    249 void *emalloc(size_t);
    250 void *erealloc(void *, size_t);
    251 FILE *efopen(const char *, const char *);
    252 int easprintf(char **, const char *, ...);
    253 int evasprintf(char **, const char *, va_list);
    254 #endif
    255 
    256 #if !HAVE_FGETLN || defined(__NetBSD__)
    257 char *fgetln(FILE *, size_t *);
    258 #endif
    259 
    260 #if !HAVE_FLOCK
    261 # define LOCK_SH		0x01
    262 # define LOCK_EX		0x02
    263 # define LOCK_NB		0x04
    264 # define LOCK_UN		0x08
    265 int flock(int, int);
    266 #endif
    267 
    268 #if !HAVE_FPARSELN || BROKEN_FPARSELN || defined(__NetBSD__)
    269 # define FPARSELN_UNESCESC	0x01
    270 # define FPARSELN_UNESCCONT	0x02
    271 # define FPARSELN_UNESCCOMM	0x04
    272 # define FPARSELN_UNESCREST	0x08
    273 # define FPARSELN_UNESCALL	0x0f
    274 char *fparseln(FILE *, size_t *, size_t *, const char [3], int);
    275 #endif
    276 
    277 #if !HAVE_ISSETUGID
    278 int issetugid(void);
    279 #endif
    280 
    281 #if !HAVE_ISBLANK && !defined(isblank)
    282 #define isblank(x) ((x) == ' ' || (x) == '\t')
    283 #endif
    284 
    285 #define __nbcompat_bswap16(x)	((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff))
    286 
    287 #define __nbcompat_bswap32(x)	((((x) << 24) & 0xff000000) | \
    288 				 (((x) <<  8) & 0x00ff0000) | \
    289 				 (((x) >>  8) & 0x0000ff00) | \
    290 				 (((x) >> 24) & 0x000000ff))
    291 
    292 #define __nbcompat_bswap64(x)	(((u_int64_t)bswap32((x)) << 32) | \
    293 				 ((u_int64_t)bswap32((x) >> 32)))
    294 
    295 #if ! HAVE_DECL_BSWAP16
    296 #ifdef bswap16
    297 #undef bswap16
    298 #endif
    299 #define bswap16(x)	__nbcompat_bswap16(x)
    300 #endif
    301 #if ! HAVE_DECL_BSWAP32
    302 #ifdef bswap32
    303 #undef bswap32
    304 #endif
    305 #define bswap32(x)	__nbcompat_bswap32(x)
    306 #endif
    307 #if ! HAVE_DECL_BSWAP64
    308 #ifdef bswap64
    309 #undef bswap64
    310 #endif
    311 #define bswap64(x)	__nbcompat_bswap64(x)
    312 #endif
    313 
    314 #if !HAVE_MKSTEMP
    315 int mkstemp(char *);
    316 #endif
    317 
    318 #if !HAVE_MKDTEMP
    319 char *mkdtemp(char *);
    320 #endif
    321 
    322 #if !HAVE_MKSTEMP || !HAVE_MKDTEMP
    323 /* This is a prototype for the internal function defined in
    324  * src/lib/lib/stdio/gettemp.c */
    325 int __nbcompat_gettemp(char *, int *, int);
    326 #endif
    327 
    328 #if !HAVE_PREAD
    329 ssize_t pread(int, void *, size_t, off_t);
    330 #endif
    331 
    332 #if !HAVE_HEAPSORT
    333 int heapsort (void *, size_t, size_t, int (*)(const void *, const void *));
    334 #endif
    335 /* Make them use our version */
    336 #  define heapsort __nbcompat_heapsort
    337 
    338 char	       *flags_to_string(unsigned long, const char *);
    339 int		string_to_flags(char **, unsigned long *, unsigned long *);
    340 
    341 /*
    342  * HAVE_X_FROM_Y and HAVE_PWCACHE_FOODB go together, because we cannot
    343  * supply an implementation of one without the others -- some parts are
    344  * libc internal and this varies from system to system.
    345  *
    346  * XXX this is dubious anyway: we assume (see HAVE_DECLs below) that if the
    347  * XXX host system has all of these functions, all of their interfaces
    348  * XXX and interactions are exactly the same as in our libc/libutil -- ugh.
    349  */
    350 #if !HAVE_USER_FROM_UID || !HAVE_UID_FROM_USER || !HAVE_GROUP_FROM_GID || \
    351     !HAVE_GID_FROM_GROUP || !HAVE_PWCACHE_USERDB || !HAVE_PWCACHE_GROUDB
    352 /* Make them use our version */
    353 #  define user_from_uid __nbcompat_user_from_uid
    354 #  define uid_from_user __nbcompat_uid_from_user
    355 #  define pwcache_userdb __nbcompat_pwcache_userdb
    356 #  define group_from_gid __nbcompat_group_from_gid
    357 #  define gid_from_group __nbcompat_gid_from_group
    358 #  define pwcache_groupdb __nbcompat_pwcache_groupdb
    359 #endif
    360 
    361 #if !HAVE_DECL_UID_FROM_USER
    362 int uid_from_user(const char *, uid_t *);
    363 #endif
    364 
    365 #if !HAVE_DECL_USER_FROM_UID
    366 const char *user_from_uid(uid_t, int);
    367 #endif
    368 
    369 #if !HAVE_DECL_PWCACHE_USERDB
    370 int pwcache_userdb(int (*)(int), void (*)(void),
    371                 struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
    372 #endif
    373 
    374 #if !HAVE_DECL_GID_FROM_GROUP
    375 int gid_from_group(const char *, gid_t *);
    376 #endif
    377 
    378 #if !HAVE_DECL_GROUP_FROM_GID
    379 const char *group_from_gid(gid_t, int);
    380 #endif
    381 
    382 #if !HAVE_DECL_PWCACHE_GROUPDB
    383 int pwcache_groupdb(int (*)(int), void (*)(void),
    384     struct group * (*)(const char *), struct group * (*)(gid_t));
    385 #endif
    386 
    387 #if !HAVE_DECL_STRNDUP
    388 char		*strndup(const char *, size_t);
    389 #endif
    390 #if !HAVE_DECL_LCHFLAGS
    391 int		lchflags(const char *, unsigned long);
    392 #endif
    393 #if !HAVE_DECL_LCHMOD
    394 int		lchmod(const char *, mode_t);
    395 #endif
    396 #if !HAVE_DECL_LCHOWN
    397 int		lchown(const char *, uid_t, gid_t);
    398 #endif
    399 
    400 #if !HAVE_PWRITE
    401 ssize_t pwrite(int, const void *, size_t, off_t);
    402 #endif
    403 
    404 #if !HAVE_RAISE_DEFAULT_SIGNAL
    405 int raise_default_signal(int);
    406 #endif
    407 
    408 #if !HAVE_SETENV
    409 int setenv(const char *, const char *, int);
    410 #endif
    411 
    412 #if !HAVE_DECL_SETGROUPENT
    413 int setgroupent(int);
    414 #endif
    415 
    416 #if !HAVE_DECL_SETPASSENT
    417 int setpassent(int);
    418 #endif
    419 
    420 #if !HAVE_SETPROGNAME || defined(__NetBSD__)
    421 const char *getprogname(void);
    422 void setprogname(const char *);
    423 #endif
    424 
    425 #if !HAVE_SNPRINTF
    426 int snprintf(char *, size_t, const char *, ...);
    427 #endif
    428 
    429 #if !HAVE_STRLCAT
    430 size_t strlcat(char *, const char *, size_t);
    431 #endif
    432 
    433 #if !HAVE_STRLCPY
    434 size_t strlcpy(char *, const char *, size_t);
    435 #endif
    436 
    437 #if !HAVE_STRMODE
    438 void strmode(mode_t, char *);
    439 #endif
    440 
    441 #if !HAVE_STRNDUP
    442 char *strndup(const char *, size_t);
    443 #endif
    444 
    445 #if !HAVE_STRSEP || defined(__NetBSD__)
    446 char *strsep(char **, const char *);
    447 #endif
    448 
    449 #if !HAVE_DECL_STRSUFTOLL
    450 long long strsuftoll(const char *, const char *, long long, long long);
    451 long long strsuftollx(const char *, const char *,
    452 			long long, long long, char *, size_t);
    453 #endif
    454 
    455 #if !HAVE_STRTOLL
    456 long long strtoll(const char *, char **, int);
    457 #endif
    458 
    459 #if !HAVE_USER_FROM_UID
    460 const char *user_from_uid(uid_t, int);
    461 #endif
    462 
    463 #if !HAVE_GROUP_FROM_GID
    464 const char *group_from_gid(gid_t, int);
    465 #endif
    466 
    467 #if !HAVE_VASPRINTF
    468 int vasprintf(char **, const char *, va_list);
    469 #endif
    470 
    471 #if !HAVE_VASNPRINTF
    472 int vasnprintf(char **, size_t, const char *, va_list);
    473 #endif
    474 
    475 #if !HAVE_VSNPRINTF
    476 int vsnprintf(char *, size_t, const char *, va_list);
    477 #endif
    478 
    479 /*
    480  * getmode() and setmode() are always defined, as these function names
    481  * exist but with very different meanings on other OS's.  The compat
    482  * versions here simply accept an octal mode number; the "u+x,g-w" type
    483  * of syntax is not accepted.
    484  */
    485 
    486 #define getmode __nbcompat_getmode
    487 #define setmode __nbcompat_setmode
    488 
    489 mode_t getmode(const void *, mode_t);
    490 void *setmode(const char *);
    491 
    492 /* Eliminate assertions embedded in binaries. */
    493 
    494 #undef _DIAGASSERT
    495 #define _DIAGASSERT(x)
    496 
    497 /* Various sources use this */
    498 #undef	__RCSID
    499 #define	__RCSID(x) struct XXXNETBSD_RCSID
    500 #undef	__SCCSID
    501 #define	__SCCSID(x)
    502 #undef	__COPYRIGHT
    503 #define	__COPYRIGHT(x) struct XXXNETBSD_COPYRIGHT
    504 #undef	__KERNEL_RCSID
    505 #define	__KERNEL_RCSID(x,y)
    506 
    507 /* Heimdal expects this one. */
    508 
    509 #undef RCSID
    510 #define RCSID(x)
    511 
    512 /* Some definitions not available on all systems. */
    513 
    514 #ifndef __inline
    515 #define __inline inline
    516 #endif
    517 
    518 /* <errno.h> */
    519 
    520 #ifndef EFTYPE
    521 #define EFTYPE EIO
    522 #endif
    523 
    524 /* <fcntl.h> */
    525 
    526 #ifndef O_EXLOCK
    527 #define O_EXLOCK 0
    528 #endif
    529 #ifndef O_SHLOCK
    530 #define O_SHLOCK 0
    531 #endif
    532 
    533 /* <inttypes.h> */
    534 
    535 #if UCHAR_MAX == 0xffU			/* char is an 8-bit type */
    536 #ifndef PRId8
    537 #define PRId8 "hhd"
    538 #endif
    539 #ifndef PRIi8
    540 #define PRIi8 "hhi"
    541 #endif
    542 #ifndef PRIo8
    543 #define PRIo8 "hho"
    544 #endif
    545 #ifndef PRIu8
    546 #define PRIu8 "hhu"
    547 #endif
    548 #ifndef PRIx8
    549 #define PRIx8 "hhx"
    550 #endif
    551 #ifndef PRIX8
    552 #define PRIX8 "hhX"
    553 #endif
    554 #ifndef SCNd8
    555 #define SCNd8 "hhd"
    556 #endif
    557 #ifndef SCNi8
    558 #define SCNi8 "hhi"
    559 #endif
    560 #ifndef SCNo8
    561 #define SCNo8 "hho"
    562 #endif
    563 #ifndef SCNu8
    564 #define SCNu8 "hhu"
    565 #endif
    566 #ifndef SCNx8
    567 #define SCNx8 "hhx"
    568 #endif
    569 #ifndef SCNX8
    570 #define SCNX8 "hhX"
    571 #endif
    572 #endif					/* char is an 8-bit type */
    573 #if ! (defined(PRId8) && defined(PRIi8) && defined(PRIo8) && \
    574 	defined(PRIu8) && defined(PRIx8) && defined(PRIX8))
    575 #error "Don't know how to define PRI[diouxX]8"
    576 #endif
    577 #if ! (defined(SCNd8) && defined(SCNi8) && defined(SCNo8) && \
    578 	defined(SCNu8) && defined(SCNx8) && defined(SCNX8))
    579 #error "Don't know how to define SCN[diouxX]8"
    580 #endif
    581 
    582 #if USHRT_MAX == 0xffffU		/* short is a 16-bit type */
    583 #ifndef PRId16
    584 #define PRId16 "hd"
    585 #endif
    586 #ifndef PRIi16
    587 #define PRIi16 "hi"
    588 #endif
    589 #ifndef PRIo16
    590 #define PRIo16 "ho"
    591 #endif
    592 #ifndef PRIu16
    593 #define PRIu16 "hu"
    594 #endif
    595 #ifndef PRIx16
    596 #define PRIx16 "hx"
    597 #endif
    598 #ifndef PRIX16
    599 #define PRIX16 "hX"
    600 #endif
    601 #ifndef SCNd16
    602 #define SCNd16 "hd"
    603 #endif
    604 #ifndef SCNi16
    605 #define SCNi16 "hi"
    606 #endif
    607 #ifndef SCNo16
    608 #define SCNo16 "ho"
    609 #endif
    610 #ifndef SCNu16
    611 #define SCNu16 "hu"
    612 #endif
    613 #ifndef SCNx16
    614 #define SCNx16 "hx"
    615 #endif
    616 #ifndef SCNX16
    617 #define SCNX16 "hX"
    618 #endif
    619 #endif					/* short is a 16-bit type */
    620 #if ! (defined(PRId16) && defined(PRIi16) && defined(PRIo16) && \
    621 	defined(PRIu16) && defined(PRIx16) && defined(PRIX16))
    622 #error "Don't know how to define PRI[diouxX]16"
    623 #endif
    624 #if ! (defined(SCNd16) && defined(SCNi16) && defined(SCNo16) && \
    625 	defined(SCNu16) && defined(SCNx16) && defined(SCNX16))
    626 #error "Don't know how to define SCN[diouxX]16"
    627 #endif
    628 
    629 #if UINT_MAX == 0xffffffffU		/* int is a 32-bit type */
    630 #ifndef PRId32
    631 #define PRId32 "d"
    632 #endif
    633 #ifndef PRIi32
    634 #define PRIi32 "i"
    635 #endif
    636 #ifndef PRIo32
    637 #define PRIo32 "o"
    638 #endif
    639 #ifndef PRIu32
    640 #define PRIu32 "u"
    641 #endif
    642 #ifndef PRIx32
    643 #define PRIx32 "x"
    644 #endif
    645 #ifndef PRIX32
    646 #define PRIX32 "X"
    647 #endif
    648 #ifndef SCNd32
    649 #define SCNd32 "d"
    650 #endif
    651 #ifndef SCNi32
    652 #define SCNi32 "i"
    653 #endif
    654 #ifndef SCNo32
    655 #define SCNo32 "o"
    656 #endif
    657 #ifndef SCNu32
    658 #define SCNu32 "u"
    659 #endif
    660 #ifndef SCNx32
    661 #define SCNx32 "x"
    662 #endif
    663 #ifndef SCNX32
    664 #define SCNX32 "X"
    665 #endif
    666 #endif					/* int is a 32-bit type */
    667 #if ULONG_MAX == 0xffffffffU		/* long is a 32-bit type */
    668 #ifndef PRId32
    669 #define PRId32 "ld"
    670 #endif
    671 #ifndef PRIi32
    672 #define PRIi32 "li"
    673 #endif
    674 #ifndef PRIo32
    675 #define PRIo32 "lo"
    676 #endif
    677 #ifndef PRIu32
    678 #define PRIu32 "lu"
    679 #endif
    680 #ifndef PRIx32
    681 #define PRIx32 "lx"
    682 #endif
    683 #ifndef PRIX32
    684 #define PRIX32 "lX"
    685 #endif
    686 #ifndef SCNd32
    687 #define SCNd32 "ld"
    688 #endif
    689 #ifndef SCNi32
    690 #define SCNi32 "li"
    691 #endif
    692 #ifndef SCNo32
    693 #define SCNo32 "lo"
    694 #endif
    695 #ifndef SCNu32
    696 #define SCNu32 "lu"
    697 #endif
    698 #ifndef SCNx32
    699 #define SCNx32 "lx"
    700 #endif
    701 #ifndef SCNX32
    702 #define SCNX32 "lX"
    703 #endif
    704 #endif					/* long is a 32-bit type */
    705 #if ! (defined(PRId32) && defined(PRIi32) && defined(PRIo32) && \
    706 	defined(PRIu32) && defined(PRIx32) && defined(PRIX32))
    707 #error "Don't know how to define PRI[diouxX]32"
    708 #endif
    709 #if ! (defined(SCNd32) && defined(SCNi32) && defined(SCNo32) && \
    710 	defined(SCNu32) && defined(SCNx32) && defined(SCNX32))
    711 #error "Don't know how to define SCN[diouxX]32"
    712 #endif
    713 
    714 #if ULONG_MAX == 0xffffffffffffffffU	/* long is a 64-bit type */
    715 #ifndef PRId64
    716 #define PRId64 "ld"
    717 #endif
    718 #ifndef PRIi64
    719 #define PRIi64 "li"
    720 #endif
    721 #ifndef PRIo64
    722 #define PRIo64 "lo"
    723 #endif
    724 #ifndef PRIu64
    725 #define PRIu64 "lu"
    726 #endif
    727 #ifndef PRIx64
    728 #define PRIx64 "lx"
    729 #endif
    730 #ifndef PRIX64
    731 #define PRIX64 "lX"
    732 #endif
    733 #ifndef SCNd64
    734 #define SCNd64 "ld"
    735 #endif
    736 #ifndef SCNi64
    737 #define SCNi64 "li"
    738 #endif
    739 #ifndef SCNo64
    740 #define SCNo64 "lo"
    741 #endif
    742 #ifndef SCNu64
    743 #define SCNu64 "lu"
    744 #endif
    745 #ifndef SCNx64
    746 #define SCNx64 "lx"
    747 #endif
    748 #ifndef SCNX64
    749 #define SCNX64 "lX"
    750 #endif
    751 #endif					/* long is a 64-bit type */
    752 #if ULLONG_MAX == 0xffffffffffffffffU	/* long long is a 64-bit type */
    753 #ifndef PRId64
    754 #define PRId64 "lld"
    755 #endif
    756 #ifndef PRIi64
    757 #define PRIi64 "lli"
    758 #endif
    759 #ifndef PRIo64
    760 #define PRIo64 "llo"
    761 #endif
    762 #ifndef PRIu64
    763 #define PRIu64 "llu"
    764 #endif
    765 #ifndef PRIx64
    766 #define PRIx64 "llx"
    767 #endif
    768 #ifndef PRIX64
    769 #define PRIX64 "llX"
    770 #endif
    771 #ifndef SCNd64
    772 #define SCNd64 "lld"
    773 #endif
    774 #ifndef SCNi64
    775 #define SCNi64 "lli"
    776 #endif
    777 #ifndef SCNo64
    778 #define SCNo64 "llo"
    779 #endif
    780 #ifndef SCNu64
    781 #define SCNu64 "llu"
    782 #endif
    783 #ifndef SCNx64
    784 #define SCNx64 "llx"
    785 #endif
    786 #ifndef SCNX64
    787 #define SCNX64 "llX"
    788 #endif
    789 #endif					/* long long is a 64-bit type */
    790 #if ! (defined(PRId64) && defined(PRIi64) && defined(PRIo64) && \
    791 	defined(PRIu64) && defined(PRIx64) && defined(PRIX64))
    792 #error "Don't know how to define PRI[diouxX]64"
    793 #endif
    794 #if ! (defined(SCNd64) && defined(SCNi64) && defined(SCNo64) && \
    795 	defined(SCNu64) && defined(SCNx64) && defined(SCNX64))
    796 #error "Don't know how to define SCN[diouxX]64"
    797 #endif
    798 
    799 /* <limits.h> */
    800 
    801 #ifndef UID_MAX
    802 #define UID_MAX 32767
    803 #endif
    804 #ifndef GID_MAX
    805 #define GID_MAX UID_MAX
    806 #endif
    807 
    808 #ifndef UQUAD_MAX
    809 #define UQUAD_MAX ((u_quad_t)-1)
    810 #endif
    811 #ifndef QUAD_MAX
    812 #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1))
    813 #endif
    814 #ifndef QUAD_MIN
    815 #define QUAD_MIN ((quad_t)(~QUAD_MAX))
    816 #endif
    817 #ifndef ULLONG_MAX
    818 #define ULLONG_MAX ((unsigned long long)-1)
    819 #endif
    820 #ifndef LLONG_MAX
    821 #define LLONG_MAX ((long long)(ULLONG_MAX >> 1))
    822 #endif
    823 #ifndef LLONG_MIN
    824 #define LLONG_MIN ((long long)(~LLONG_MAX))
    825 #endif
    826 
    827 /* <paths.h> */
    828 
    829 /* The host's _PATH_BSHELL might be broken, so override it. */
    830 #undef _PATH_BSHELL
    831 #define _PATH_BSHELL PATH_BSHELL
    832 #ifndef _PATH_DEFPATH
    833 #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin"
    834 #endif
    835 #ifndef _PATH_DEV
    836 #define _PATH_DEV "/dev/"
    837 #endif
    838 #ifndef _PATH_DEVNULL
    839 #define _PATH_DEVNULL _PATH_DEV "null"
    840 #endif
    841 #ifndef _PATH_TMP
    842 #define _PATH_TMP "/tmp/"
    843 #endif
    844 #ifndef _PATH_DEFTAPE
    845 #define _PATH_DEFTAPE "/dev/nrst0"
    846 #endif
    847 #ifndef _PATH_VI
    848 #define _PATH_VI "/usr/bin/vi"
    849 #endif
    850 
    851 /* <stdarg.h> */
    852 
    853 #ifndef _BSD_VA_LIST_
    854 #define _BSD_VA_LIST_ va_list
    855 #endif
    856 
    857 /* <stdint.h> */
    858 
    859 #if !defined(SIZE_MAX) && defined(SIZE_T_MAX)
    860 #define SIZE_MAX SIZE_T_MAX
    861 #endif
    862 
    863 #ifndef UINT8_MAX
    864 #define UINT8_MAX 0xffU
    865 #endif
    866 
    867 #ifndef UINT16_MAX
    868 #define UINT16_MAX 0xffffU
    869 #endif
    870 
    871 #ifndef UINT32_MAX
    872 #define UINT32_MAX 0xffffffffU
    873 #endif
    874 
    875 /* <stdlib.h> */
    876 
    877 #ifndef __GNUC__
    878 # if HAVE_ALLOCA_H
    879 #  include <alloca.h>
    880 # else
    881 #  ifndef alloca /* predefined by HP cc +Olibcalls */
    882 char *alloca ();
    883 #  endif
    884 # endif
    885 #endif
    886 
    887 /* avoid prototype conflicts with host */
    888 #define cgetcap __nbcompat_cgetcap
    889 #define cgetclose __nbcompat_cgetclose
    890 #define cgetent __nbcompat_cgetent
    891 #define cgetfirst __nbcompat_cgetfirst
    892 #define cgetmatch __nbcompat_cgetmatch
    893 #define cgetnext __nbcompat_cgetnext
    894 #define cgetnum __nbcompat_cgetnum
    895 #define cgetset __nbcompat_cgetset
    896 #define cgetstr __nbcompat_cgetstr
    897 #define cgetustr __nbcompat_cgetustr
    898 
    899 char	*cgetcap(char *, const char *, int);
    900 int	 cgetclose(void);
    901 int	 cgetent(char **, const char * const *, const char *);
    902 int	 cgetfirst(char **, const char * const *);
    903 int	 cgetmatch(const char *, const char *);
    904 int	 cgetnext(char **, const char * const *);
    905 int	 cgetnum(char *, const char *, long *);
    906 int	 cgetset(const char *);
    907 int	 cgetstr(char *, const char *, char **);
    908 int	 cgetustr(char *, const char *, char **);
    909 
    910 /* <sys/endian.h> */
    911 
    912 #if WORDS_BIGENDIAN
    913 #if !HAVE_DECL_HTOBE16
    914 #define htobe16(x)	(x)
    915 #endif
    916 #if !HAVE_DECL_HTOBE32
    917 #define htobe32(x)	(x)
    918 #endif
    919 #if !HAVE_DECL_HTOBE64
    920 #define htobe64(x)	(x)
    921 #endif
    922 #if !HAVE_DECL_HTOLE16
    923 #define htole16(x)	bswap16((u_int16_t)(x))
    924 #endif
    925 #if !HAVE_DECL_HTOLE32
    926 #define htole32(x)	bswap32((u_int32_t)(x))
    927 #endif
    928 #if !HAVE_DECL_HTOLE64
    929 #define htole64(x)	bswap64((u_int64_t)(x))
    930 #endif
    931 #else
    932 #if !HAVE_DECL_HTOBE16
    933 #define htobe16(x)	bswap16((u_int16_t)(x))
    934 #endif
    935 #if !HAVE_DECL_HTOBE32
    936 #define htobe32(x)	bswap32((u_int32_t)(x))
    937 #endif
    938 #if !HAVE_DECL_HTOBE64
    939 #define htobe64(x)	bswap64((u_int64_t)(x))
    940 #endif
    941 #if !HAVE_DECL_HTOLE16
    942 #define htole16(x)	(x)
    943 #endif
    944 #if !HAVE_DECL_HTOLE32
    945 #define htole32(x)	(x)
    946 #endif
    947 #if !HAVE_DECL_HTOLE64
    948 #define htole64(x)	(x)
    949 #endif
    950 #endif
    951 #if !HAVE_DECL_BE16TOH
    952 #define be16toh(x)	htobe16(x)
    953 #endif
    954 #if !HAVE_DECL_BE32TOH
    955 #define be32toh(x)	htobe32(x)
    956 #endif
    957 #if !HAVE_DECL_BE64TOH
    958 #define be64toh(x)	htobe64(x)
    959 #endif
    960 #if !HAVE_DECL_LE16TOH
    961 #define le16toh(x)	htole16(x)
    962 #endif
    963 #if !HAVE_DECL_LE32TOH
    964 #define le32toh(x)	htole32(x)
    965 #endif
    966 #if !HAVE_DECL_LE64TOH
    967 #define le64toh(x)	htole64(x)
    968 #endif
    969 
    970 #define __GEN_ENDIAN_ENC(bits, endian) \
    971 static void \
    972 endian ## bits ## enc(void *dst, uint ## bits ## _t u) \
    973 { \
    974 	u = hto ## endian ## bits (u); \
    975 	memcpy(dst, &u, sizeof(u)); \
    976 }
    977 #if !HAVE_DECL_BE16ENC
    978 __GEN_ENDIAN_ENC(16, be)
    979 #endif
    980 #if !HAVE_DECL_BE32ENC
    981 __GEN_ENDIAN_ENC(32, be)
    982 #endif
    983 #if !HAVE_DECL_BE64ENC
    984 __GEN_ENDIAN_ENC(64, be)
    985 #endif
    986 #if !HAVE_DECL_LE16ENC
    987 __GEN_ENDIAN_ENC(16, le)
    988 #endif
    989 #if !HAVE_DECL_LE32ENC
    990 __GEN_ENDIAN_ENC(32, le)
    991 #endif
    992 #if !HAVE_DECL_LE64ENC
    993 __GEN_ENDIAN_ENC(64, le)
    994 #endif
    995 #undef __GEN_ENDIAN_ENC
    996 
    997 #define __GEN_ENDIAN_DEC(bits, endian) \
    998 static uint ## bits ## _t \
    999 endian ## bits ## dec(const void *buf) \
   1000 { \
   1001 	uint ## bits ## _t u; \
   1002 	memcpy(&u, buf, sizeof(u)); \
   1003 	return endian ## bits ## toh (u); \
   1004 }
   1005 #if !HAVE_DECL_BE16DEC
   1006 __GEN_ENDIAN_DEC(16, be)
   1007 #endif
   1008 #if !HAVE_DECL_BE32DEC
   1009 __GEN_ENDIAN_DEC(32, be)
   1010 #endif
   1011 #if !HAVE_DECL_BE64DEC
   1012 __GEN_ENDIAN_DEC(64, be)
   1013 #endif
   1014 #if !HAVE_DECL_LE16DEC
   1015 __GEN_ENDIAN_DEC(16, le)
   1016 #endif
   1017 #if !HAVE_DECL_LE32DEC
   1018 __GEN_ENDIAN_DEC(32, le)
   1019 #endif
   1020 #if !HAVE_DECL_LE64DEC
   1021 __GEN_ENDIAN_DEC(64, le)
   1022 #endif
   1023 #undef __GEN_ENDIAN_DEC
   1024 
   1025 /* <sys/mman.h> */
   1026 
   1027 #ifndef MAP_FILE
   1028 #define MAP_FILE 0
   1029 #endif
   1030 
   1031 /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */
   1032 #ifndef MAP_ANON
   1033 #ifdef MAP_ANONYMOUS
   1034 #define MAP_ANON MAP_ANONYMOUS
   1035 #endif
   1036 #endif
   1037 
   1038 /* <sys/param.h> */
   1039 
   1040 #undef BIG_ENDIAN
   1041 #undef LITTLE_ENDIAN
   1042 #define BIG_ENDIAN 4321
   1043 #define LITTLE_ENDIAN 1234
   1044 
   1045 #undef BYTE_ORDER
   1046 #if WORDS_BIGENDIAN
   1047 #define BYTE_ORDER BIG_ENDIAN
   1048 #else
   1049 #define BYTE_ORDER LITTLE_ENDIAN
   1050 #endif
   1051 
   1052 #ifndef DEV_BSIZE
   1053 #define DEV_BSIZE (1 << 9)
   1054 #endif
   1055 
   1056 #undef MIN
   1057 #undef MAX
   1058 #define MIN(a,b) ((a) < (b) ? (a) : (b))
   1059 #define MAX(a,b) ((a) > (b) ? (a) : (b))
   1060 
   1061 #ifndef MAXBSIZE
   1062 #define MAXBSIZE (64 * 1024)
   1063 #endif
   1064 #ifndef MAXFRAG
   1065 #define MAXFRAG 8
   1066 #endif
   1067 #ifndef MAXPHYS
   1068 #define MAXPHYS (64 * 1024)
   1069 #endif
   1070 
   1071 /* XXX needed by makefs; this should be done in a better way */
   1072 #undef btodb
   1073 #define btodb(x) ((x) << 9)
   1074 
   1075 #undef setbit
   1076 #undef clrbit
   1077 #undef isset
   1078 #undef isclr
   1079 #define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
   1080 #define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
   1081 #define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
   1082 #define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
   1083 
   1084 #ifndef powerof2
   1085 #define powerof2(x) ((((x)-1)&(x))==0)
   1086 #endif
   1087 
   1088 #undef roundup
   1089 #define roundup(x, y)	((((x)+((y)-1))/(y))*(y))
   1090 
   1091 /* <sys/stat.h> */
   1092 
   1093 #ifndef ALLPERMS
   1094 #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
   1095 #endif
   1096 #ifndef DEFFILEMODE
   1097 #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
   1098 #endif
   1099 #ifndef S_ISTXT
   1100 #ifdef S_ISVTX
   1101 #define S_ISTXT S_ISVTX
   1102 #else
   1103 #define S_ISTXT 0
   1104 #endif
   1105 #endif
   1106 
   1107 /* Protected by _NETBSD_SOURCE otherwise. */
   1108 #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__)
   1109 #define UF_SETTABLE     0x0000ffff
   1110 #define UF_NODUMP       0x00000001
   1111 #define UF_IMMUTABLE    0x00000002
   1112 #define UF_APPEND       0x00000004
   1113 #define UF_OPAQUE       0x00000008
   1114 #define SF_SETTABLE     0xffff0000
   1115 #define SF_ARCHIVED     0x00010000
   1116 #define SF_IMMUTABLE    0x00020000
   1117 #define SF_APPEND       0x00040000
   1118 #endif
   1119 
   1120 /* <sys/syslimits.h> */
   1121 
   1122 #ifndef LINE_MAX
   1123 #define LINE_MAX 2048
   1124 #endif
   1125 
   1126 /* <sys/time.h> */
   1127 
   1128 #ifndef timercmp
   1129 #define	timercmp(tvp, uvp, cmp)						\
   1130 	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
   1131 	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
   1132 	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
   1133 #endif
   1134 #ifndef timeradd
   1135 #define	timeradd(tvp, uvp, vvp)						\
   1136 	do {								\
   1137 		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
   1138 		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
   1139 		if ((vvp)->tv_usec >= 1000000) {			\
   1140 			(vvp)->tv_sec++;				\
   1141 			(vvp)->tv_usec -= 1000000;			\
   1142 		}							\
   1143 	} while (/* CONSTCOND */ 0)
   1144 #endif
   1145 #ifndef timersub
   1146 #define	timersub(tvp, uvp, vvp)						\
   1147 	do {								\
   1148 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
   1149 		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
   1150 		if ((vvp)->tv_usec < 0) {				\
   1151 			(vvp)->tv_sec--;				\
   1152 			(vvp)->tv_usec += 1000000;			\
   1153 		}							\
   1154 	} while (/* CONSTCOND */ 0)
   1155 #endif
   1156 
   1157 /* <sys/types.h> */
   1158 
   1159 #ifdef major
   1160 #undef major
   1161 #endif
   1162 #define major(x)        ((int32_t)((((x) & 0x000fff00) >>  8)))
   1163 
   1164 #ifdef minor
   1165 #undef minor
   1166 #endif
   1167 #define minor(x)        ((int32_t)((((x) & 0xfff00000) >> 12) | \
   1168                                    (((x) & 0x000000ff) >>  0)))
   1169 #ifdef makedev
   1170 #undef makedev
   1171 #endif
   1172 #define makedev(x,y)    ((dev_t)((((x) <<  8) & 0x000fff00) | \
   1173 			(((y) << 12) & 0xfff00000) | \
   1174 			(((y) <<  0) & 0x000000ff)))
   1175 #ifndef NBBY
   1176 #define NBBY 8
   1177 #endif
   1178 
   1179 #if !HAVE_U_QUAD_T
   1180 /* #define, not typedef, as quad_t exists as a struct on some systems */
   1181 #define quad_t long long
   1182 #define u_quad_t unsigned long long
   1183 #define strtoq strtoll
   1184 #define strtouq strtoull
   1185 #endif
   1186 
   1187 /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */
   1188 #ifdef __NetBSD__
   1189 quad_t   strtoq __P((const char *, char **, int));
   1190 u_quad_t strtouq __P((const char *, char **, int));
   1191 #endif
   1192 
   1193 #endif	/* !__NETBSD_COMPAT_DEFS_H__ */
   1194