home *** CD-ROM | disk | FTP | other *** search
- /*
- * system.h -- this header consolidates many of the system dependencies
- * Public Domain.
- */
-
- #ifndef SYSTEM_H
- #define SYSTEM_H
-
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
- #include "site.h"
-
- #ifdef __STDC__
- # define _PRO(f, a) f a
- #else
- # define _PRO(f, a) f ()
- #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>
- #ifndef HAVE_XDRPROC_T
- #ifdef __STDC__
- typedef bool_t (*xdrproc_t)(XDR *, void *, ...);
- #else
- typedef bool_t (*xdrproc_t)();
- #endif
- #endif
-
- #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 <pwd.h> /* for getpwuid */
- # 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 */
-
- _PRO(void *xmalloc, (unsigned n));
- _PRO(void *xrealloc, (void *ptr, unsigned n));
- _PRO(char *xstrdup, (const char *str));
-
- #if HAVE_DIRENT_H || defined(_POSIX_VERSION)
- # include <dirent.h>
- # define NLENGTH(dirent) (strlen((dirent)->d_name))
- #else /* not (HAVE_DIRENT_H or _POSIX_VERSION) */
- # define dirent direct
- # define NLENGTH(dirent) ((dirent)->d_namlen)
- # if HAVE_SYS_NDIR_H
- # include <sys/ndir.h>
- # endif /* HAVE_SYS_NDIR_H */
- # ifdef HAVE_SYS_DIR_H
- # include <sys/dir.h>
- # endif /* HAVE_SYS_DIR_H */
- # ifdef HAVE_NDIR_H
- # include <ndir.h>
- # endif /* HAVE_NDIR_H */
- #endif /* not (HAVE_DIRENT_H 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
-
- #endif /* SYSTEM_H */
-