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- /*
- * system.h -- this header consolidates many of the system dependencies
- * Public Domain.
- */
-
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
-
- #include <sys/types.h>
-
- /* unistd.h defines _POSIX_VERSION on POSIX.1 systems. */
- #if defined(HAVE_UNISTD_H) || defined(STDC_HEADERS)
- #include <unistd.h>
- #endif
-
- #ifdef STDC_HEADERS
- #include <stdlib.h>
- #endif
-
- #ifdef _POSIX_VERSION
- #include <limits.h>
- #else
- #include <sys/param.h>
- #endif
-
- #include <sys/stat.h>
- #include <sys/ioctl.h>
- #include <sys/socket.h>
- #include <stdio.h>
-
- #include <rpc/rpc.h>
-
- #include <ctype.h>
- #include <errno.h>
- #ifdef HAVE_FCNTL_H
- #include <fcntl.h>
- #endif
- #include <netdb.h> /* needed for gethostbyname */
- #include <netinet/in.h>
- #undef NOERROR /* blasted sysv4 */
- #include <arpa/nameser.h> /* needed for <resolv.h> */
- #include <arpa/inet.h> /* for inet_ntoa(3) */
- #include <resolv.h> /* needed for h_errno */
- #include <signal.h>
-
- #ifdef __STDC__
- #include <stdarg.h> /* needed for va_arg et al */
- #else
- #include <varargs.h>
- #endif
-
- #ifdef _POSIX_VERSION
- #include <grp.h> /* for setgroups */
- #endif
-
- #ifdef TIME_WITH_SYS_TIME
- #include <sys/time.h>
- #include <time.h>
- #else /* not TIME_WITH_SYS_TIME */
- #ifdef HAVE_SYS_TIME_H
- #include <sys/time.h>
- #else /* not HAVE_SYS_TIME_H */
- #include <time.h>
- struct timeval {
- long tv_sec;
- long tv_usec;
- };
- #endif /* not HAVE_SYS_TIME_H */
- #endif /* not TIME_WITH_SYS_TIME */
- #ifdef HAVE_SYS_FILE_H
- #include <sys/file.h>
- #endif
-
- #ifdef MAJOR_IN_MKDEV
- #include <sys/mkdev.h>
- #endif
- #ifdef MAJOR_IN_SYSMACROS
- #include <sys/sysmacros.h>
- #endif
-
- #if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
- #include <string.h>
- /* An ANSI string.h and pre-ANSI memory.h might conflict. */
- #if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
- #include <memory.h>
- #endif /* not STDC_HEADERS and HAVE_MEMORY_H */
- #else /* not STDC_HEADERS and not HAVE_STRING_H */
- #include <strings.h>
- /* memory.h and strings.h conflict on some systems. */
- #ifndef strchr
- #define strchr(s, c) index((s), (c))
- #endif
- #ifndef strrchr
- #define strrchr(s, c) rindex((s), (c))
- #endif
- #ifndef memcpy
- #define memcpy(d, s, n) bcopy((s), (d), (n))
- #endif
- #ifndef memcmp
- #define memcmp(s1, s2, n) bcmp((s1), (s2), (n))
- #endif
- #ifndef memset
- #define memset(s, c, n) \
- do { \
- char *_s = (s); \
- int _c = (c); \
- int _n = (n); \
- int _i; \
- \
- if (_c == 0) \
- bzero(_s, _n); \
- else \
- for (_i = 0; _i < _n; _i++) \
- *_s++ = _c; \
- } while (0)
- #endif
- #endif /* not STDC_HEADERS and not HAVE_STRING_H */
-
- #if defined(DIRENT) || defined(_POSIX_VERSION)
- #include <dirent.h>
- #define NLENGTH(dirent) (strlen((dirent)->d_name))
- #else /* not (DIRENT or _POSIX_VERSION) */
- #define dirent direct
- #define NLENGTH(dirent) ((dirent)->d_namlen)
- #ifdef SYSNDIR
- #include <sys/ndir.h>
- #endif /* SYSNDIR */
- #ifdef SYSDIR
- #include <sys/dir.h>
- #endif /* SYSDIR */
- #ifdef NDIR
- #include <ndir.h>
- #endif /* NDIR */
- #endif /* not (DIRENT or _POSIX_VERSION) */
-
- #ifdef __GNUC__
- #ifndef __STDC__
- #define inline __inline__
- #endif
- #else
- #define inline
- #endif
-
- #ifndef S_IFMT
- #define S_IFMT 0170000
- #endif
-
- #ifdef STAT_MACROS_BROKEN
- #undef S_ISBLK
- #undef S_ISCHR
- #undef S_ISDIR
- #undef S_ISREG
- #undef S_ISFIFO
- #undef S_ISLNK
- #undef S_ISSOCK
- #endif /* STAT_MACROS_BROKEN */
-
- #if !defined(S_ISBLK) && defined(S_IFBLK)
- #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
- #endif
- #if !defined(S_ISCHR) && defined(S_IFCHR)
- #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
- #endif
- #if !defined(S_ISDIR) && defined(S_IFDIR)
- #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
- #endif
- #if !defined(S_ISREG) && defined(S_IFREG)
- #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
- #endif
- #if !defined(S_ISFIFO) && defined(S_IFFIFO)
- #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFFIFO)
- #endif
- #if !defined(S_ISLNK) && defined(S_IFLNK)
- #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
- #endif
- #if !defined(S_ISSOCK) && defined(S_IFSOCK)
- #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
- #endif
-
- #ifndef S_ISLNK
- #define lstat stat
- #endif
-
- #ifndef HAVE_LCHOWN
- #define lchown chown
- #endif
-
- #ifndef F_OK
- #define F_OK 0
- #define X_OK 1
- #define W_OK 2
- #define R_OK 4
- #endif
-
- #if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
- #define seteuid(e) setreuid(((uid_t) -1), (e))
- #define setegid(e) setregid(((gid_t) -1), (e))
- #endif
-
- #if !defined(getdtablesize) && !defined(HAVE_GETDTABLESIZE)
- #ifdef FILE_MAX
- #define getdtablesize() FILE_MAX
- #else
- #define getdtablesize() 20
- #endif
- #endif
-
- #ifndef HAVE_ST_RDEV
- #define st_rdev st_size
- #endif
-
- #ifndef PATH_MAX
- #ifdef _POSIX_VERSION
- #define PATH_MAX _POSIX_PATH_MAX
- #else
- #ifdef MAXPATHLEN
- #define PATH_MAX MAXPATHLEN
- #else
- #define PATH_MAX 1024
- #endif
- #endif
- #endif
-
- #ifndef NAME_MAX
- #ifdef _POSIX_VERSION
- #define NAME_MAX _POSIX_NAME_MAX
- #else
- #ifdef MAXNAMLEN
- #define NAME_MAX MAXNAMLEN
- #else
- #define NAME_MAX 255
- #endif
- #endif
- #endif
-
-