Annotation of GNUtools/emacs/src/s-hpux7.h, revision 1.1

1.1     ! root        1: /* Definitions file for GNU Emacs running on HPUX release 7.
        !             2:    Based on AT&T System V.2.
        !             3:    Copyright (C) 1985, 1986 Free Software Foundation, Inc.
        !             4: 
        !             5: This file is part of GNU Emacs.
        !             6: 
        !             7: GNU Emacs is free software; you can redistribute it and/or modify
        !             8: it under the terms of the GNU General Public License as published by
        !             9: the Free Software Foundation; either version 1, or (at your option)
        !            10: any later version.
        !            11: 
        !            12: GNU Emacs is distributed in the hope that it will be useful,
        !            13: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            15: GNU General Public License for more details.
        !            16: 
        !            17: You should have received a copy of the GNU General Public License
        !            18: along with GNU Emacs; see the file COPYING.  If not, write to
        !            19: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
        !            20: 
        !            21: 
        !            22: /*
        !            23:  *     Define symbols to identify the version of Unix this is.
        !            24:  *     Define all the symbols that apply correctly.
        !            25:  */
        !            26: 
        !            27: #define USG                            /* System III, System V, etc */
        !            28: 
        !            29: #define USG5
        !            30: 
        !            31: #define HPUX
        !            32: 
        !            33: /* SYSTEM_TYPE should indicate the kind of system you are using.
        !            34:  It sets the Lisp variable system-type.  */
        !            35: 
        !            36: #define SYSTEM_TYPE "hpux"
        !            37: 
        !            38: /* `nomultiplejobs' should be defined if your system's shell
        !            39:  does not have "job control" (the ability to stop a program,
        !            40:  run some other program, then continue the first one).
        !            41: 
        !            42:  On hpux this depends on the precise kind of machine in use,
        !            43:  so the m- file defines this symbol if appropriate.  */
        !            44: 
        !            45: /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
        !            46: 
        !            47: /* #define INTERRUPT_INPUT */
        !            48: 
        !            49: /* Letter to use in finding device name of first pty,
        !            50:   if system supports pty's.  'p' means it is /dev/ptym/ptyp0  */
        !            51: 
        !            52: #define FIRST_PTY_LETTER 'p'
        !            53: 
        !            54: /*
        !            55:  *     Define HAVE_TERMIO if the system provides sysV-style ioctls
        !            56:  *     for terminal control.
        !            57:  */
        !            58: 
        !            59: #define HAVE_TERMIO
        !            60: 
        !            61: /*
        !            62:  *     Define HAVE_TIMEVAL if the system supports the BSD style clock values.
        !            63:  *     Look in <sys/time.h> for a timeval structure.
        !            64:  */
        !            65: 
        !            66: #define HAVE_TIMEVAL
        !            67: 
        !            68: /* With HAVE_TIMEVAL define, Emacs expects to use `utimes'.
        !            69:    But HPUX does not have one.  */
        !            70: 
        !            71: #define MISSING_UTIMES
        !            72: 
        !            73: /*
        !            74:  *     Define HAVE_SELECT if the system supports the `select' system call.
        !            75:  */
        !            76: 
        !            77: #define HAVE_SELECT
        !            78: 
        !            79: /*
        !            80:  *     Define HAVE_PTYS if the system supports pty devices.
        !            81:  */
        !            82: 
        !            83: #define HAVE_PTYS
        !            84: 
        !            85: /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
        !            86: 
        !            87: #define HAVE_SOCKETS
        !            88: 
        !            89: /*
        !            90:  *     Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
        !            91:  *      The 4.2 opendir, etc., library functions.
        !            92:  */
        !            93: 
        !            94: /* #define NONSYSTEM_DIR_LIBRARY */
        !            95: 
        !            96: /* Define this symbol if your system has the functions bcopy, etc.
        !            97:  * s800 and later versions of s300 (s200) kernels have equivilents
        !            98:  * of the BSTRING functions of BSD.  If your s200 kernel doesn't have
        !            99:  * em comment out this section.
        !           100:  */
        !           101: 
        !           102: #define BSTRING
        !           103: 
        !           104: /* subprocesses should be defined if you want to
        !           105:  have code for asynchronous subprocesses
        !           106:  (as used in M-x compile and M-x shell).
        !           107:  This is generally OS dependent, and not supported
        !           108:  under most USG systems.  */
        !           109: 
        !           110: #define subprocesses
        !           111: 
        !           112: /* If your system uses COFF (Common Object File Format) then define the
        !           113:    preprocessor symbol "COFF". */
        !           114: 
        !           115: /* #define COFF */
        !           116: 
        !           117: /* define MAIL_USE_FLOCK if the mailer uses flock
        !           118:    to interlock access to /usr/spool/mail/$USER.
        !           119:    The alternative is that a lock file named
        !           120:    /usr/spool/mail/$USER.lock.  */
        !           121: 
        !           122: /* #define MAIL_USE_FLOCK */
        !           123: 
        !           124: /* Say we have the SYSV style of interprocess communication.  */
        !           125: 
        !           126: #define HAVE_SYSVIPC
        !           127: 
        !           128: /* Define CLASH_DETECTION if you want lock files to be written
        !           129:    so that Emacs can tell instantly when you try to modify
        !           130:    a file that someone else has modified in his Emacs.  */
        !           131: 
        !           132: #define CLASH_DETECTION
        !           133: 
        !           134: /* Define SHORTNAMES if the C compiler can distinguish only
        !           135:    short names.  It means that the stuff in ../shortnames
        !           136:    must be run to convert the long names to short ones.
        !           137: 
        !           138:    Some USG systems support long names.
        !           139:    If yours is one, DO NOT change this file!
        !           140:    Do #undef SHORTNAMES in the m- file or in config.h.  */
        !           141: 
        !           142: /* #define SHORTNAMES */
        !           143: 
        !           144: /* We use the Berkeley (and usg5.2.2) interface to nlist.  */
        !           145: 
        !           146: #define NLIST_STRUCT
        !           147: 
        !           148: /* The file containing the kernel's symbol table is called /hp-ux.  */
        !           149: 
        !           150: #define KERNEL_FILE "/hp-ux"
        !           151: 
        !           152: /* The symbol in the kernel where the load average is found
        !           153:    depends on the cpu type, so we let the m- files define LDAV_SYMBOL.  */
        !           154: 
        !           155: /* Special hacks needed to make Emacs run on this system.  */
        !           156: 
        !           157: /*
        !           158:  *     Make the sigsetmask function go away.  Don't know what the
        !           159:  *     ramifications of this are, but doesn't seem possible to
        !           160:  *     emulate it properly anyway at this point.
        !           161:  */
        !           162: 
        !           163: /* HPUX has sigsetmask */
        !           164: /* #define sigsetmask(mask)    / * Null expansion * / */
        !           165: 
        !           166: /* setjmp and longjmp can safely replace _setjmp and _longjmp,
        !           167:    but they will run slower.  */
        !           168: 
        !           169: /* HP-UX has _setjmp and _longjmp */
        !           170: /*
        !           171: #define _setjmp setjmp
        !           172: #define _longjmp longjmp
        !           173: */
        !           174: 
        !           175: /* On USG systems the system calls are interruptable by signals
        !           176:  that the user program has elected to catch.  Thus the system call
        !           177:  must be retried in these cases.  To handle this without massive
        !           178:  changes in the source code, we remap the standard system call names
        !           179:  to names for our own functions in sysdep.c that do the system call
        !           180:  with retries. */
        !           181: 
        !           182: #define read sys_read
        !           183: #define open sys_open
        !           184: #define write sys_write
        !           185: 
        !           186: #define INTERRUPTABLE_OPEN
        !           187: #define INTERRUPTABLE_IO
        !           188: 
        !           189: /* Use the system provided termcap(3) library */
        !           190: #define TERMINFO
        !           191: 
        !           192: /* The 48-bit versions are more winning for Emacs.  */
        !           193: 
        !           194: #define rand lrand48
        !           195: #define srand srand48
        !           196: 
        !           197: /* In hpux, the symbol SIGIO is defined, but the feature
        !           198:    does not really exist.
        !           199: 
        !           200:    Here we assume that signal.h is included before config.h
        !           201:    so that we can override it here.  */
        !           202: 
        !           203: #undef SIGIO
        !           204: 
        !           205: /* USG systems tend to put everything declared static
        !           206:    into the initialized data area, which becomes pure after dumping Emacs.
        !           207:    Foil this.  Emacs carefully avoids static vars inside functions.  */
        !           208: 
        !           209: #define static
        !           210: 
        !           211: /* Define extra libraries to load.
        !           212:    This should have -lBSD, but that library is said to make
        !           213:    `signal' fail to work.  */
        !           214: 
        !           215: #ifdef HPUX_NET
        !           216: #define LIBS_SYSTEM -ln
        !           217: #else
        !           218: #define LIBS_SYSTEM
        !           219: #endif
        !           220: 
        !           221: /* Some additional system facilities exist.  */
        !           222: 
        !           223: #define HAVE_DUP2
        !           224: #define HAVE_GETTIMEOFDAY
        !           225: #define HAVE_GETHOSTNAME
        !           226: #define HAVE_VFORK
        !           227: #define HAVE_RENAME
        !           228: 
        !           229: /* The following maps shared exec file to demand loaded exec.
        !           230:    Don't do this as demand loaded exec is broken in hpux.  */
        !           231: 
        !           232: #if 0
        !           233: 
        !           234: /* Adjust a header field for the executable file about to be dumped.  */
        !           235: 
        !           236: #define ADJUST_EXEC_HEADER   \
        !           237:   hdr.a_magic = ((ohdr.a_magic.file_type == OLDMAGIC.file_type) ?  \
        !           238:                 NEWMAGIC : ohdr.a_magic);
        !           239: 
        !           240: #endif
        !           241: 
        !           242: /* Baud-rate values in tty status have nonstandard meanings.  */
        !           243: 
        !           244: #define BAUD_CONVERT  \
        !           245: { 0, 50, 75, 110, 135, 150, 200, 300, 600, 900, 1200,  \
        !           246:   1800, 2400, 3600, 4800, 7200, 9600, 19200, 38400 }
        !           247: 
        !           248: /* This is needed for HPUX version 6.2; it may not be needed for 6.2.1.  */
        !           249: #define SHORT_CAST_BUG
        !           250: 
        !           251: /* Define killpg so that we have process group functionality under HP.  */
        !           252: #define        killpg(PGRP, KSIG)      kill (-(PGRP), KSIG)
        !           253: 
        !           254: #ifndef NOT_C_CODE
        !           255: #ifndef NO_SHORTNAMES
        !           256: #include <sys/wait.h>
        !           257: #define WAITTYPE int
        !           258: #endif
        !           259: #define WRETCODE(w) (((w) >> 8) & 0377)
        !           260: #endif
        !           261: 
        !           262: #if 0  /* This is in s-hpux8.h.  */
        !           263: /* Get rid of this for HP/UX versions before version 8.  */
        !           264: #define LD_SWITCH_SYSTEM -a archive
        !           265: #endif
        !           266: 
        !           267: /* This affects XInitWindow in x11term.c.  */
        !           268: #define NO_X_DESTROY_DATABASE

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