/* $NetBSD: compat_defs.h,v 1.45 2004/12/11 09:34:08 jmc Exp $ */ #ifndef __NETBSD_COMPAT_DEFS_H__ #define __NETBSD_COMPAT_DEFS_H__ /* Work around some complete brain damage. */ /* * Linux: turns on _POSIX_SOURCE by default, even though the * program (not the OS) should do that. Preload to keep any * of this crap from being pulled in, and undefine _POSIX_SOURCE. */ #if defined(__linux__) && HAVE_FEATURES_H #include #endif /* So _NETBSD_SOURCE doesn't end up defined. Define enough to pull in standard defs. Other platforms may need similiar defines. */ #ifdef __NetBSD__ #define _ISOC99_SOURCE #define _POSIX_SOURCE 1 #define _POSIX_C_SOURCE 200112L #define _XOPEN_SOURCE 600 #else #undef _POSIX_SOURCE #undef _POSIX_C_SOURCE #endif /* System headers needed for (re)definitions below. */ #include #include #include /* time.h needs to be pulled in first at least on netbsd w/o _NETBSD_SOURCE */ #include #include #include #include #include #include #include #include #include #include #include #if HAVE_SYS_CDEFS_H #include #endif #if HAVE_SYS_SYSLIMITS_H #include #endif #if HAVE_SYS_SYSMACROS_H /* major(), minor() on SVR4 */ #include #endif #if HAVE_INTTYPES_H #include #endif #if HAVE_STDDEF_H #include #endif #ifdef _NETBSD_SOURCE #error _NETBSD_SOURCE is *not* to be defined. #endif /* Need this since we can't depend on NetBSD's version to be around */ #ifdef __UNCONST #undef __UNCONST #endif #define __UNCONST(a) ((void *)(unsigned long)(const void *)(a)) /* We don't include here, so that "compat_pwd.h" works. */ struct passwd; /* Assume an ANSI compiler for the host. */ #undef __P #define __P(x) x #ifndef __BEGIN_DECLS #define __BEGIN_DECLS #endif #ifndef __END_DECLS #define __END_DECLS #endif /* Some things usually in BSD . */ #ifndef __CONCAT #define __CONCAT(x,y) x ## y #endif #if !defined(__attribute__) && !defined(__GNUC__) #define __attribute__(x) #endif #if !defined(__packed) #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7) #define __packed __attribute__((__packed__)) #else #define __packed error: no __packed for this compiler #endif #endif /* !__packed */ #ifndef __RENAME #define __RENAME(x) #endif #undef __aconst #define __aconst #undef __dead #define __dead #undef __restrict #define __restrict /* Dirent support. */ #if HAVE_DIRENT_H # include # define NAMLEN(dirent) (strlen((dirent)->d_name)) #else # define dirent direct # define NAMLEN(dirent) ((dirent)->d_namlen) # if HAVE_SYS_NDIR_H # include # endif # if HAVE_SYS_DIR_H # include # endif # if HAVE_NDIR_H # include # endif #endif /* Type substitutes. */ #if !HAVE_ID_T typedef unsigned long id_t; #endif #if !HAVE_SOCKLEN_T typedef int socklen_t; #endif #if !HAVE_U_LONG typedef unsigned long u_long; #endif #if !HAVE_U_CHAR typedef unsigned char u_char; #endif #if !HAVE_U_INT typedef unsigned int u_int; #endif #if !HAVE_U_SHORT typedef unsigned short u_short; #endif /* Prototypes for replacement functions. */ #if !HAVE_ATOLL long long int atoll(const char *); #endif #if !HAVE_ASPRINTF int asprintf(char **, const char *, ...); #endif #if !HAVE_ASNPRINTF int asnprintf(char **, size_t, const char *, ...); #endif #if !HAVE_BASENAME char *basename(char *); #endif #if !HAVE_DECL_OPTIND int getopt(int, char *const *, const char *); extern char *optarg; extern int optind, opterr, optopt; #endif #if !HAVE_DIRNAME char *dirname(char *); #endif #if !HAVE_DIRFD #if HAVE_DIR_DD_FD #define dirfd(dirp) ((dirp)->dd_fd) #else /*XXX: Very hacky but no other way to bring this into scope w/o defining _NETBSD_SOURCE which we're avoiding. */ #ifdef __NetBSD__ struct _dirdesc { int dd_fd; /* file descriptor associated with directory */ long dd_loc; /* offset in current buffer */ long dd_size; /* amount of data returned by getdents */ char *dd_buf; /* data buffer */ int dd_len; /* size of data buffer */ off_t dd_seek; /* magic cookie returned by getdents */ long dd_rewind; /* magic cookie for rewinding */ int dd_flags; /* flags for readdir */ void *dd_lock; /* lock for concurrent access */ }; #define dirfd(dirp) (((struct _dirdesc *)dirp)->dd_fd) #else #error cannot figure out how to turn a DIR * into a fd #endif #endif #endif #if !HAVE_ERR_H void err(int, const char *, ...); void errx(int, const char *, ...); void warn(const char *, ...); void warnx(const char *, ...); #endif #if !HAVE_FGETLN || defined(__NetBSD__) char *fgetln(FILE *, size_t *); #endif #if !HAVE_FLOCK # define LOCK_SH 0x01 # define LOCK_EX 0x02 # define LOCK_NB 0x04 # define LOCK_UN 0x08 int flock(int, int); #endif #if !HAVE_FPARSELN || defined(__NetBSD__) # define FPARSELN_UNESCESC 0x01 # define FPARSELN_UNESCCONT 0x02 # define FPARSELN_UNESCCOMM 0x04 # define FPARSELN_UNESCREST 0x08 # define FPARSELN_UNESCALL 0x0f char *fparseln(FILE *, size_t *, size_t *, const char [3], int); #endif #if !HAVE_ISSETUGID int issetugid(void); #endif #if !HAVE_ISBLANK && !defined(isblank) #define isblank(x) ((x) == ' ' || (x) == '\t') #endif #if !HAVE_LCHFLAGS int lchflags(const char *, u_long); #endif #if !HAVE_LCHMOD int lchmod(const char *, mode_t); #endif #if !HAVE_LCHOWN int lchown(const char *, uid_t, gid_t); #endif #define __nbcompat_bswap16(x) ((((x) << 8) & 0xff00) | (((x) >> 8) & 0x00ff)) #define __nbcompat_bswap32(x) ((((x) << 24) & 0xff000000) | \ (((x) << 8) & 0x00ff0000) | \ (((x) >> 8) & 0x0000ff00) | \ (((x) >> 24) & 0x000000ff)) #define __nbcompat_bswap64(x) (((u_int64_t)bswap32((x)) << 32) | \ ((u_int64_t)bswap32((x) >> 32))) #if !HAVE_BSWAP16 #ifdef bswap16 #undef bswap16 #endif #define bswap16(x) __nbcompat_bswap16(x) #endif #if !HAVE_BSWAP32 #ifdef bswap32 #undef bswap32 #endif #define bswap32(x) __nbcompat_bswap32(x) #endif #if !HAVE_BSWAP64 #ifdef bswap64 #undef bswap64 #endif #define bswap64(x) __nbcompat_bswap64(x) #endif #if !HAVE_MKSTEMP int mkstemp(char *); #endif #if !HAVE_MKDTEMP char *mkdtemp(char *); #endif #if !HAVE_MKSTEMP || !HAVE_MKDTEMP /* This is a prototype for the internal function. */ int gettemp(char *, int *, int); #endif #if !HAVE_PREAD ssize_t pread(int, void *, size_t, off_t); #endif #if !HAVE_HEAPSORT int heapsort (void *, size_t, size_t, int (*)(const void *, const void *)); #endif /* Make them use our version */ # define heapsort __nbcompat_heapsort #if !HAVE_PWCACHE_USERDB int uid_from_user(const char *, uid_t *); int pwcache_userdb(int (*)(int), void (*)(void), struct passwd * (*)(const char *), struct passwd * (*)(uid_t)); int gid_from_group(const char *, gid_t *); int pwcache_groupdb(int (*)(int), void (*)(void), struct group * (*)(const char *), struct group * (*)(gid_t)); #endif /* Make them use our version */ # define user_from_uid __nbcompat_user_from_uid /* Make them use our version */ # define group_from_gid __nbcompat_group_from_gid #if !HAVE_PWRITE ssize_t pwrite(int, const void *, size_t, off_t); #endif #if !HAVE_SETENV int setenv(const char *, const char *, int); #endif #if !HAVE_DECL_SETGROUPENT int setgroupent(int); #endif #if !HAVE_DECL_SETPASSENT int setpassent(int); #endif #if !HAVE_SETPROGNAME || defined(__NetBSD__) const char *getprogname(void); void setprogname(const char *); #endif #if !HAVE_SNPRINTF int snprintf(char *, size_t, const char *, ...); #endif #if !HAVE_STRLCAT size_t strlcat(char *, const char *, size_t); #endif #if !HAVE_STRLCPY size_t strlcpy(char *, const char *, size_t); #endif #if !HAVE_STRSEP || defined(__NetBSD__) char *strsep(char **, const char *); #endif #if !HAVE_STRSUFTOLL long long strsuftoll(const char *, const char *, long long, long long); long long strsuftollx(const char *, const char *, long long, long long, char *, size_t); #endif #if !HAVE_STRTOLL long long strtoll(const char *, char **, int); #endif #if !HAVE_USER_FROM_UID const char *user_from_uid(uid_t, int); #endif #if !HAVE_GROUP_FROM_GID const char *group_from_gid(gid_t, int); #endif #if !HAVE_VASPRINTF int vasprintf(char **, const char *, va_list); #endif #if !HAVE_VASNPRINTF int vasnprintf(char **, size_t, const char *, va_list); #endif #if !HAVE_VSNPRINTF int vsnprintf(char *, size_t, const char *, va_list); #endif /* * getmode() and setmode() are always defined, as these function names * exist but with very different meanings on other OS's. The compat * versions here simply accept an octal mode number; the "u+x,g-w" type * of syntax is not accepted. */ #define getmode __nbcompat_getmode #define setmode __nbcompat_setmode mode_t getmode(const void *, mode_t); void *setmode(const char *); /* Eliminate assertions embedded in binaries. */ #undef _DIAGASSERT #define _DIAGASSERT(x) /* Various sources use this */ #undef __RCSID #define __RCSID(x) #undef __SCCSID #define __SCCSID(x) #undef __COPYRIGHT #define __COPYRIGHT(x) #undef __KERNEL_RCSID #define __KERNEL_RCSID(x,y) /* Heimdal expects this one. */ #undef RCSID #define RCSID(x) /* Some definitions not available on all systems. */ /* */ #ifndef EFTYPE #define EFTYPE EIO #endif /* */ #ifndef O_EXLOCK #define O_EXLOCK 0 #endif #ifndef O_SHLOCK #define O_SHLOCK 0 #endif /* */ #ifndef UID_MAX #define UID_MAX 32767 #endif #ifndef GID_MAX #define GID_MAX UID_MAX #endif #ifndef UQUAD_MAX #define UQUAD_MAX ((u_quad_t)-1) #endif #ifndef QUAD_MAX #define QUAD_MAX ((quad_t)(UQUAD_MAX >> 1)) #endif #ifndef QUAD_MIN #define QUAD_MIN ((quad_t)(~QUAD_MAX)) #endif #ifndef ULLONG_MAX #define ULLONG_MAX ((unsigned long long)-1) #endif #ifndef LLONG_MAX #define LLONG_MAX ((long long)(ULLONG_MAX >> 1)) #endif #ifndef LLONG_MIN #define LLONG_MIN ((long long)(~LLONG_MAX)) #endif /* */ #ifndef _PATH_BSHELL #define _PATH_BSHELL PATH_BSHELL #endif #ifndef _PATH_DEFPATH #define _PATH_DEFPATH "/usr/bin:/bin:/usr/local/bin" #endif #ifndef _PATH_DEV #define _PATH_DEV "/dev/" #endif #ifndef _PATH_DEVNULL #define _PATH_DEVNULL _PATH_DEV "null" #endif #ifndef _PATH_TMP #define _PATH_TMP "/tmp/" #endif #ifndef _PATH_DEFTAPE #define _PATH_DEFTAPE "/dev/nrst0" #endif /* */ #ifndef _BSD_VA_LIST_ #define _BSD_VA_LIST_ va_list #endif /* */ #if !defined(SIZE_MAX) && defined(SIZE_T_MAX) #define SIZE_MAX SIZE_T_MAX #endif #ifndef UINT32_MAX #define UINT32_MAX 0xffffffffU #endif /* */ #ifndef __GNUC__ # if HAVE_ALLOCA_H # include # else # ifndef alloca /* predefined by HP cc +Olibcalls */ char *alloca (); # endif # endif #endif /* avoid prototype conflicts with host */ #define cgetcap __nbcompat_cgetcap #define cgetclose __nbcompat_cgetclose #define cgetent __nbcompat_cgetent #define cgetfirst __nbcompat_cgetfirst #define cgetmatch __nbcompat_cgetmatch #define cgetnext __nbcompat_cgetnext #define cgetnum __nbcompat_cgetnum #define cgetset __nbcompat_cgetset #define cgetstr __nbcompat_cgetstr #define cgetustr __nbcompat_cgetustr char *cgetcap(char *, const char *, int); int cgetclose(void); int cgetent(char **, const char * const *, const char *); int cgetfirst(char **, const char * const *); int cgetmatch(const char *, const char *); int cgetnext(char **, const char * const *); int cgetnum(char *, const char *, long *); int cgetset(const char *); int cgetstr(char *, const char *, char **); int cgetustr(char *, const char *, char **); /* */ #if WORDS_BIGENDIAN #if !HAVE_HTOBE16 #define htobe16(x) (x) #endif #if !HAVE_HTOBE32 #define htobe32(x) (x) #endif #if !HAVE_HTOBE64 #define htobe64(x) (x) #endif #if !HAVE_HTOLE16 #define htole16(x) bswap16((u_int16_t)(x)) #endif #if !HAVE_HTOLE32 #define htole32(x) bswap32((u_int32_t)(x)) #endif #if !HAVE_HTOLE64 #define htole64(x) bswap64((u_int64_t)(x)) #endif #else #if !HAVE_HTOBE16 #define htobe16(x) bswap16((u_int16_t)(x)) #endif #if !HAVE_HTOBE32 #define htobe32(x) bswap32((u_int32_t)(x)) #endif #if !HAVE_HTOBE64 #define htobe64(x) bswap64((u_int64_t)(x)) #endif #if !HAVE_HTOLE16 #define htole16(x) (x) #endif #if !HAVE_HTOLE32 #define htole32(x) (x) #endif #if !HAVE_HTOLE64 #define htole64(x) (x) #endif #endif #if !HAVE_BE16TOH #define be16toh(x) htobe16(x) #endif #if !HAVE_BE32TOH #define be32toh(x) htobe32(x) #endif #if !HAVE_BE64TOH #define be64toh(x) htobe64(x) #endif #if !HAVE_LE16TOH #define le16toh(x) htole16(x) #endif #if !HAVE_LE32TOH #define le32toh(x) htole32(x) #endif #if !HAVE_LE64TOH #define le64toh(x) htole64(x) #endif /* */ #ifndef MAP_FILE #define MAP_FILE 0 #endif /* HP-UX has MAP_ANONYMOUS but not MAP_ANON */ #ifndef MAP_ANON #ifdef MAP_ANONYMOUS #define MAP_ANON MAP_ANONYMOUS #endif #endif /* */ #undef BIG_ENDIAN #undef LITTLE_ENDIAN #define BIG_ENDIAN 4321 #define LITTLE_ENDIAN 1234 #undef BYTE_ORDER #if WORDS_BIGENDIAN #define BYTE_ORDER BIG_ENDIAN #else #define BYTE_ORDER LITTLE_ENDIAN #endif #ifndef DEV_BSIZE #define DEV_BSIZE (1 << 9) #endif #undef MIN #undef MAX #define MIN(a,b) ((a) < (b) ? (a) : (b)) #define MAX(a,b) ((a) > (b) ? (a) : (b)) #ifndef MAXBSIZE #define MAXBSIZE (64 * 1024) #endif #ifndef MAXFRAG #define MAXFRAG 8 #endif #ifndef MAXPHYS #define MAXPHYS (64 * 1024) #endif /* XXX needed by makefs; this should be done in a better way */ #undef btodb #define btodb(x) ((x) << 9) #undef setbit #undef clrbit #undef isset #undef isclr #define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) #define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) #define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) #define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) #ifndef powerof2 #define powerof2(x) ((((x)-1)&(x))==0) #endif #undef roundup #define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* */ #ifndef ALLPERMS #define ALLPERMS (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO) #endif #ifndef DEFFILEMODE #define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) #endif #ifndef S_ISTXT #ifdef S_ISVTX #define S_ISTXT S_ISVTX #else #define S_ISTXT 0 #endif #endif /* Protected by _NETBSD_SOURCE otherwise. */ #if HAVE_STRUCT_STAT_ST_FLAGS && defined(__NetBSD__) #define UF_SETTABLE 0x0000ffff #define UF_NODUMP 0x00000001 #define UF_IMMUTABLE 0x00000002 #define UF_APPEND 0x00000004 #define UF_OPAQUE 0x00000008 #define SF_SETTABLE 0xffff0000 #define SF_ARCHIVED 0x00010000 #define SF_IMMUTABLE 0x00020000 #define SF_APPEND 0x00040000 #endif /* */ #ifndef LINE_MAX #define LINE_MAX 2048 #endif /* */ #ifndef timercmp #define timercmp(tvp, uvp, cmp) \ (((tvp)->tv_sec == (uvp)->tv_sec) ? \ ((tvp)->tv_usec cmp (uvp)->tv_usec) : \ ((tvp)->tv_sec cmp (uvp)->tv_sec)) #endif #ifndef timeradd #define timeradd(tvp, uvp, vvp) \ do { \ (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \ (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec; \ if ((vvp)->tv_usec >= 1000000) { \ (vvp)->tv_sec++; \ (vvp)->tv_usec -= 1000000; \ } \ } while (/* CONSTCOND */ 0) #endif #ifndef timersub #define timersub(tvp, uvp, vvp) \ do { \ (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \ if ((vvp)->tv_usec < 0) { \ (vvp)->tv_sec--; \ (vvp)->tv_usec += 1000000; \ } \ } while (/* CONSTCOND */ 0) #endif /* */ #ifdef major #undef major #endif #define major(x) ((int32_t)((((x) & 0x000fff00) >> 8))) #ifdef minor #undef minor #endif #define minor(x) ((int32_t)((((x) & 0xfff00000) >> 12) | \ (((x) & 0x000000ff) >> 0))) #ifdef makedev #undef makedev #endif #define makedev(x,y) ((dev_t)((((x) << 8) & 0x000fff00) | \ (((y) << 12) & 0xfff00000) | \ (((y) << 0) & 0x000000ff))) #ifndef NBBY #define NBBY 8 #endif #if !HAVE_U_QUAD_T /* #define, not typedef, as quad_t exists as a struct on some systems */ #define quad_t long long #define u_quad_t unsigned long long #define strtoq strtoll #define strtouq strtoull #endif /* Has quad_t but these prototypes don't get pulled into scope. w/o we lose */ #ifdef __NetBSD__ quad_t strtoq __P((const char *, char **, int)); u_quad_t strtouq __P((const char *, char **, int)); #endif #endif /* !__NETBSD_COMPAT_DEFS_H__ */