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139 lines
4.8 KiB
C
139 lines
4.8 KiB
C
/* OBSOLETE /* Host-dependent code for GDB, for NYU Ultra3 running Sym1 OS. */
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/* OBSOLETE Copyright 1988, 1989, 1991, 1992, 1993, 1995, 2000 */
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/* OBSOLETE Free Software Foundation, Inc. */
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/* OBSOLETE Contributed by David Wood (wood@nyu.edu) at New York University. */
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/* OBSOLETE */
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/* OBSOLETE This file is part of GDB. */
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/* OBSOLETE */
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/* OBSOLETE This program is free software; you can redistribute it and/or modify */
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/* OBSOLETE it under the terms of the GNU General Public License as published by */
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/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
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/* OBSOLETE (at your option) any later version. */
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/* OBSOLETE */
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/* OBSOLETE This program is distributed in the hope that it will be useful, */
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/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* OBSOLETE GNU General Public License for more details. */
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/* OBSOLETE */
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/* OBSOLETE You should have received a copy of the GNU General Public License */
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/* OBSOLETE along with this program; if not, write to the Free Software */
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/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */
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/* OBSOLETE Boston, MA 02111-1307, USA. */ */
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/* OBSOLETE */
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/* OBSOLETE #define DEBUG */
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/* OBSOLETE #include "defs.h" */
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/* OBSOLETE #include "frame.h" */
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/* OBSOLETE #include "inferior.h" */
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/* OBSOLETE #include "symtab.h" */
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/* OBSOLETE #include "value.h" */
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/* OBSOLETE */
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/* OBSOLETE #include <sys/types.h> */
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/* OBSOLETE #include <sys/param.h> */
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/* OBSOLETE #include <signal.h> */
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/* OBSOLETE #include <sys/ioctl.h> */
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/* OBSOLETE #include <fcntl.h> */
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/* OBSOLETE */
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/* OBSOLETE #include "gdbcore.h" */
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/* OBSOLETE */
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/* OBSOLETE #include <sys/file.h> */
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/* OBSOLETE #include "gdb_stat.h" */
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/* OBSOLETE */
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/* OBSOLETE /* Assorted operating system circumventions */ */
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/* OBSOLETE */
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/* OBSOLETE #ifdef SYM1 */
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/* OBSOLETE */
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/* OBSOLETE /* FIXME: Kludge this for now. It really should be system call. */ */
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/* OBSOLETE int */
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/* OBSOLETE getpagesize (void) */
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/* OBSOLETE { */
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/* OBSOLETE return (8192); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE /* FIXME: Fake out the fcntl() call, which we don't have. */ */
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/* OBSOLETE fcntl (int fd, int cmd, int arg) */
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/* OBSOLETE { */
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/* OBSOLETE */
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/* OBSOLETE switch (cmd) */
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/* OBSOLETE { */
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/* OBSOLETE case F_GETFL: */
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/* OBSOLETE return (O_RDONLY); */
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/* OBSOLETE break; */
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/* OBSOLETE default: */
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/* OBSOLETE printf_unfiltered ("Ultra3's fcntl() failing, cmd = %d.\n", cmd); */
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/* OBSOLETE return (-1); */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE */
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/* OBSOLETE /* */
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/* OBSOLETE * 4.2 Signal support, requires linking with libjobs. */
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/* OBSOLETE */ */
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/* OBSOLETE static int _SigMask; */
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/* OBSOLETE #define sigbit(s) (1L << ((s)-1)) */
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/* OBSOLETE */
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/* OBSOLETE init_SigMask (void) */
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/* OBSOLETE { */
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/* OBSOLETE /* Taken from the sym1 kernel in machdep.c:startup() */ */
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/* OBSOLETE _SigMask = sigbit (SIGTSTP) | sigbit (SIGTTOU) | sigbit (SIGTTIN) | */
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/* OBSOLETE sigbit (SIGCHLD) | sigbit (SIGTINT); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE sigmask (int signo) */
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/* OBSOLETE { */
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/* OBSOLETE return (1 << (signo - 1)); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE sigsetmask (unsigned int sigmask) */
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/* OBSOLETE { */
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/* OBSOLETE int i, mask = 1; */
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/* OBSOLETE int lastmask = _SigMask; */
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/* OBSOLETE */
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/* OBSOLETE for (i = 0; i < NSIG; i++) */
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/* OBSOLETE { */
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/* OBSOLETE if (sigmask & mask) */
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/* OBSOLETE { */
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/* OBSOLETE if (!(_SigMask & mask)) */
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/* OBSOLETE { */
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/* OBSOLETE sighold (i + 1); */
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/* OBSOLETE _SigMask |= mask; */
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/* OBSOLETE } */
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/* OBSOLETE } */
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/* OBSOLETE else if (_SigMask & mask) */
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/* OBSOLETE { */
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/* OBSOLETE sigrelse (i + 1); */
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/* OBSOLETE _SigMask &= ~mask; */
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/* OBSOLETE } */
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/* OBSOLETE mask <<= 1; */
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/* OBSOLETE } */
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/* OBSOLETE return (lastmask); */
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/* OBSOLETE } */
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/* OBSOLETE */
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/* OBSOLETE sigblock (unsigned int sigmask) */
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/* OBSOLETE { */
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/* OBSOLETE int i, mask = 1; */
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/* OBSOLETE int lastmask = _SigMask; */
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/* OBSOLETE */
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/* OBSOLETE for (i = 0; i < NSIG; i++) */
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/* OBSOLETE { */
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/* OBSOLETE if ((sigmask & mask) && !(_SigMask & mask)) */
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/* OBSOLETE { */
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/* OBSOLETE sighold (i + 1); */
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/* OBSOLETE _SigMask |= mask; */
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/* OBSOLETE } */
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/* OBSOLETE mask <<= 1; */
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/* OBSOLETE } */
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/* OBSOLETE return (lastmask); */
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/* OBSOLETE } */
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/* OBSOLETE #endif /* SYM1 */ */
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/* OBSOLETE */
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/* OBSOLETE */
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/* OBSOLETE /* Initialization code for this module. */ */
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/* OBSOLETE */
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/* OBSOLETE void */
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/* OBSOLETE _initialize_ultra3 (void) */
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/* OBSOLETE { */
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/* OBSOLETE #ifdef SYM1 */
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/* OBSOLETE init_SigMask (); */
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/* OBSOLETE #endif */
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/* OBSOLETE } */
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