| 1 | /* OBSOLETE /* Host-dependent code for GDB, for NYU Ultra3 running Sym1 OS. */ |
| 2 | /* OBSOLETE Copyright 1988, 1989, 1991, 1992, 1993, 1995, 2000 */ |
| 3 | /* OBSOLETE Free Software Foundation, Inc. */ |
| 4 | /* OBSOLETE Contributed by David Wood (wood@nyu.edu) at New York University. */ |
| 5 | /* OBSOLETE */ |
| 6 | /* OBSOLETE This file is part of GDB. */ |
| 7 | /* OBSOLETE */ |
| 8 | /* OBSOLETE This program is free software; you can redistribute it and/or modify */ |
| 9 | /* OBSOLETE it under the terms of the GNU General Public License as published by */ |
| 10 | /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ |
| 11 | /* OBSOLETE (at your option) any later version. */ |
| 12 | /* OBSOLETE */ |
| 13 | /* OBSOLETE This program is distributed in the hope that it will be useful, */ |
| 14 | /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ |
| 15 | /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ |
| 16 | /* OBSOLETE GNU General Public License for more details. */ |
| 17 | /* OBSOLETE */ |
| 18 | /* OBSOLETE You should have received a copy of the GNU General Public License */ |
| 19 | /* OBSOLETE along with this program; if not, write to the Free Software */ |
| 20 | /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ |
| 21 | /* OBSOLETE Boston, MA 02111-1307, USA. */ */ |
| 22 | /* OBSOLETE */ |
| 23 | /* OBSOLETE #define DEBUG */ |
| 24 | /* OBSOLETE #include "defs.h" */ |
| 25 | /* OBSOLETE #include "frame.h" */ |
| 26 | /* OBSOLETE #include "inferior.h" */ |
| 27 | /* OBSOLETE #include "symtab.h" */ |
| 28 | /* OBSOLETE #include "value.h" */ |
| 29 | /* OBSOLETE */ |
| 30 | /* OBSOLETE #include <sys/types.h> */ |
| 31 | /* OBSOLETE #include <sys/param.h> */ |
| 32 | /* OBSOLETE #include <signal.h> */ |
| 33 | /* OBSOLETE #include <sys/ioctl.h> */ |
| 34 | /* OBSOLETE #include <fcntl.h> */ |
| 35 | /* OBSOLETE */ |
| 36 | /* OBSOLETE #include "gdbcore.h" */ |
| 37 | /* OBSOLETE */ |
| 38 | /* OBSOLETE #include <sys/file.h> */ |
| 39 | /* OBSOLETE #include "gdb_stat.h" */ |
| 40 | /* OBSOLETE */ |
| 41 | /* OBSOLETE /* Assorted operating system circumventions */ */ |
| 42 | /* OBSOLETE */ |
| 43 | /* OBSOLETE #ifdef SYM1 */ |
| 44 | /* OBSOLETE */ |
| 45 | /* OBSOLETE /* FIXME: Kludge this for now. It really should be system call. */ */ |
| 46 | /* OBSOLETE int */ |
| 47 | /* OBSOLETE getpagesize (void) */ |
| 48 | /* OBSOLETE { */ |
| 49 | /* OBSOLETE return (8192); */ |
| 50 | /* OBSOLETE } */ |
| 51 | /* OBSOLETE */ |
| 52 | /* OBSOLETE /* FIXME: Fake out the fcntl() call, which we don't have. */ */ |
| 53 | /* OBSOLETE fcntl (int fd, int cmd, int arg) */ |
| 54 | /* OBSOLETE { */ |
| 55 | /* OBSOLETE */ |
| 56 | /* OBSOLETE switch (cmd) */ |
| 57 | /* OBSOLETE { */ |
| 58 | /* OBSOLETE case F_GETFL: */ |
| 59 | /* OBSOLETE return (O_RDONLY); */ |
| 60 | /* OBSOLETE break; */ |
| 61 | /* OBSOLETE default: */ |
| 62 | /* OBSOLETE printf_unfiltered ("Ultra3's fcntl() failing, cmd = %d.\n", cmd); */ |
| 63 | /* OBSOLETE return (-1); */ |
| 64 | /* OBSOLETE } */ |
| 65 | /* OBSOLETE } */ |
| 66 | /* OBSOLETE */ |
| 67 | /* OBSOLETE */ |
| 68 | /* OBSOLETE /* */ |
| 69 | /* OBSOLETE * 4.2 Signal support, requires linking with libjobs. */ |
| 70 | /* OBSOLETE */ */ |
| 71 | /* OBSOLETE static int _SigMask; */ |
| 72 | /* OBSOLETE #define sigbit(s) (1L << ((s)-1)) */ |
| 73 | /* OBSOLETE */ |
| 74 | /* OBSOLETE init_SigMask (void) */ |
| 75 | /* OBSOLETE { */ |
| 76 | /* OBSOLETE /* Taken from the sym1 kernel in machdep.c:startup() */ */ |
| 77 | /* OBSOLETE _SigMask = sigbit (SIGTSTP) | sigbit (SIGTTOU) | sigbit (SIGTTIN) | */ |
| 78 | /* OBSOLETE sigbit (SIGCHLD) | sigbit (SIGTINT); */ |
| 79 | /* OBSOLETE } */ |
| 80 | /* OBSOLETE */ |
| 81 | /* OBSOLETE sigmask (int signo) */ |
| 82 | /* OBSOLETE { */ |
| 83 | /* OBSOLETE return (1 << (signo - 1)); */ |
| 84 | /* OBSOLETE } */ |
| 85 | /* OBSOLETE */ |
| 86 | /* OBSOLETE sigsetmask (unsigned int sigmask) */ |
| 87 | /* OBSOLETE { */ |
| 88 | /* OBSOLETE int i, mask = 1; */ |
| 89 | /* OBSOLETE int lastmask = _SigMask; */ |
| 90 | /* OBSOLETE */ |
| 91 | /* OBSOLETE for (i = 0; i < NSIG; i++) */ |
| 92 | /* OBSOLETE { */ |
| 93 | /* OBSOLETE if (sigmask & mask) */ |
| 94 | /* OBSOLETE { */ |
| 95 | /* OBSOLETE if (!(_SigMask & mask)) */ |
| 96 | /* OBSOLETE { */ |
| 97 | /* OBSOLETE sighold (i + 1); */ |
| 98 | /* OBSOLETE _SigMask |= mask; */ |
| 99 | /* OBSOLETE } */ |
| 100 | /* OBSOLETE } */ |
| 101 | /* OBSOLETE else if (_SigMask & mask) */ |
| 102 | /* OBSOLETE { */ |
| 103 | /* OBSOLETE sigrelse (i + 1); */ |
| 104 | /* OBSOLETE _SigMask &= ~mask; */ |
| 105 | /* OBSOLETE } */ |
| 106 | /* OBSOLETE mask <<= 1; */ |
| 107 | /* OBSOLETE } */ |
| 108 | /* OBSOLETE return (lastmask); */ |
| 109 | /* OBSOLETE } */ |
| 110 | /* OBSOLETE */ |
| 111 | /* OBSOLETE sigblock (unsigned int sigmask) */ |
| 112 | /* OBSOLETE { */ |
| 113 | /* OBSOLETE int i, mask = 1; */ |
| 114 | /* OBSOLETE int lastmask = _SigMask; */ |
| 115 | /* OBSOLETE */ |
| 116 | /* OBSOLETE for (i = 0; i < NSIG; i++) */ |
| 117 | /* OBSOLETE { */ |
| 118 | /* OBSOLETE if ((sigmask & mask) && !(_SigMask & mask)) */ |
| 119 | /* OBSOLETE { */ |
| 120 | /* OBSOLETE sighold (i + 1); */ |
| 121 | /* OBSOLETE _SigMask |= mask; */ |
| 122 | /* OBSOLETE } */ |
| 123 | /* OBSOLETE mask <<= 1; */ |
| 124 | /* OBSOLETE } */ |
| 125 | /* OBSOLETE return (lastmask); */ |
| 126 | /* OBSOLETE } */ |
| 127 | /* OBSOLETE #endif /* SYM1 */ */ |
| 128 | /* OBSOLETE */ |
| 129 | /* OBSOLETE */ |
| 130 | /* OBSOLETE /* Initialization code for this module. */ */ |
| 131 | /* OBSOLETE */ |
| 132 | /* OBSOLETE void */ |
| 133 | /* OBSOLETE _initialize_ultra3 (void) */ |
| 134 | /* OBSOLETE { */ |
| 135 | /* OBSOLETE #ifdef SYM1 */ |
| 136 | /* OBSOLETE init_SigMask (); */ |
| 137 | /* OBSOLETE #endif */ |
| 138 | /* OBSOLETE } */ |