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Annotation of coherent/g/usr/lib/uucp/tay104/uuconf/syshdr.unx, revision 1.1

1.1     ! root        1: /* syshdr.unx -*- C -*-
        !             2:    Unix system header for the uuconf library.
        !             3: 
        !             4:    Copyright (C) 1992 Ian Lance Taylor
        !             5: 
        !             6:    This file is part of the Taylor UUCP uuconf library.
        !             7: 
        !             8:    This library is free software; you can redistribute it and/or
        !             9:    modify it under the terms of the GNU Library General Public License
        !            10:    as published by the Free Software Foundation; either version 2 of
        !            11:    the License, or (at your option) any later version.
        !            12: 
        !            13:    This library is distributed in the hope that it will be useful, but
        !            14:    WITHOUT ANY WARRANTY; without even the implied warranty of
        !            15:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            16:    Library General Public License for more details.
        !            17: 
        !            18:    You should have received a copy of the GNU Library General Public
        !            19:    License along with this library; if not, write to the Free Software
        !            20:    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
        !            21: 
        !            22:    The author of the program may be contacted at [email protected] or
        !            23:    c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
        !            24:    */
        !            25: 
        !            26: /* The root directory (used when setting local-send and local-receive
        !            27:    values).  */
        !            28: #define ZROOTDIR "/"
        !            29: 
        !            30: /* The current directory (used by uuconv as a prefix for the newly
        !            31:    created file names).  */
        !            32: #define ZCURDIR "."
        !            33: 
        !            34: /* The names of the Taylor UUCP configuration files.  These are
        !            35:    appended to NEWCONFIGLIB which is defined in Makefile.  */
        !            36: #define CONFIGFILE "/config"
        !            37: #define SYSFILE "/sys"
        !            38: #define PORTFILE "/port"
        !            39: #define DIALFILE "/dial"
        !            40: #define CALLFILE "/call"
        !            41: #define PASSWDFILE "/passwd"
        !            42: #define DIALCODEFILE "/dialcode"
        !            43: 
        !            44: /* The names of the various V2 configuration files.  These are
        !            45:    appended to OLDCONFIGLIB which is defined in Makefile.  */
        !            46: #define V2_SYSTEMS "/L.sys"
        !            47: #define V2_DEVICES "/L-devices"
        !            48: #define V2_USERFILE "/USERFILE"
        !            49: #define V2_CMDS "/L.cmds"
        !            50: #define V2_DIALCODES "/L-dialcodes"
        !            51: 
        !            52: /* The names of the HDB configuration files.  These are appended to
        !            53:    OLDCONFIGLIB which is defined in Makefile.  */
        !            54: #define HDB_SYSFILES "/Sysfiles"
        !            55: #define HDB_SYSTEMS "/Systems"
        !            56: #define HDB_PERMISSIONS "/Permissions"
        !            57: #define HDB_DEVICES "/Devices"
        !            58: #define HDB_DIALERS "/Dialers"
        !            59: #define HDB_DIALCODES "/Dialcodes"
        !            60: #define HDB_MAXUUXQTS "/Maxuuxqts"
        !            61: #define HDB_REMOTE_UNKNOWN "/remote.unknown"
        !            62: 
        !            63: /* A string which is inserted between the value of OLDCONFIGLIB
        !            64:    (defined in the Makefile) and any names specified in the HDB
        !            65:    Sysfiles file.  */
        !            66: #define HDB_SEPARATOR "/"
        !            67: 
        !            68: /* A macro to check whether fopen failed because the file did not
        !            69:    exist.  */
        !            70: #define FNO_SUCH_FILE() (errno == ENOENT)
        !            71: 
        !            72: #if ! HAVE_STRERROR
        !            73: 
        !            74: /* We need a definition for strerror; normally the function in the
        !            75:    unix directory is used, but we want to be independent of that
        !            76:    library.  This macro evaluates its argument multiple times.  */
        !            77: extern int sys_nerr;
        !            78: extern char *sys_errlist[];
        !            79: 
        !            80: #define strerror(ierr) \
        !            81:   ((ierr) >= 0 && (ierr) < sys_nerr ? sys_errlist[ierr] : "unknown error")
        !            82: 
        !            83: #endif /* ! HAVE_STRERROR */
        !            84: 
        !            85: /* We want to be able to mark the Taylor UUCP system files as close on
        !            86:    exec.  */
        !            87: #if HAVE_FCNTL_H
        !            88: #include <fcntl.h>
        !            89: #else
        !            90: #if HAVE_SYS_FILE_H
        !            91: #include <sys/file.h>
        !            92: #endif
        !            93: #endif
        !            94: 
        !            95: #ifndef FD_CLOEXEC
        !            96: #define FD_CLOEXEC 1
        !            97: #endif
        !            98: 
        !            99: #define CLOSE_ON_EXEC(e) \
        !           100:   do \
        !           101:     { \
        !           102:       int cle_i = fileno (e); \
        !           103:  \
        !           104:       fcntl (cle_i, F_SETFD, fcntl (cle_i, F_GETFD, 0) | FD_CLOEXEC); \
        !           105:     } \
        !           106:   while (0)

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