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markom |
/* OBSOLETE /* Convex host-dependent code for GDB. */
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/* OBSOLETE Copyright 1990, 1991, 1992 Free Software Foundation, Inc. */
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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, Boston, MA 02111-1307, USA. *x/ */
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/* OBSOLETE */
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/* OBSOLETE #include "defs.h" */
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/* OBSOLETE #include "command.h" */
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/* OBSOLETE #include "symtab.h" */
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/* OBSOLETE #include "value.h" */
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/* OBSOLETE #include "frame.h" */
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/* OBSOLETE #include "inferior.h" */
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/* OBSOLETE #include "gdb_wait.h" */
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/* OBSOLETE */
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/* OBSOLETE #include <signal.h> */
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/* OBSOLETE #include <fcntl.h> */
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/* OBSOLETE #include "gdbcore.h" */
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/* OBSOLETE */
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/* OBSOLETE #include <sys/param.h> */
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/* OBSOLETE #include <sys/dir.h> */
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/* OBSOLETE #include <sys/user.h> */
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/* OBSOLETE #include <sys/ioctl.h> */
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/* OBSOLETE #include <sys/pcntl.h> */
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/* OBSOLETE #include <sys/thread.h> */
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/* OBSOLETE #include <sys/proc.h> */
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/* OBSOLETE #include <sys/file.h> */
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/* OBSOLETE #include "gdb_stat.h" */
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/* OBSOLETE #include <sys/mman.h> */
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/* OBSOLETE */
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/* OBSOLETE #include <convex/vmparam.h> */
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/* OBSOLETE #include <convex/filehdr.h> */
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/* OBSOLETE #include <convex/opthdr.h> */
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/* OBSOLETE #include <convex/scnhdr.h> */
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/* OBSOLETE #include <convex/core.h> */
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/* OBSOLETE */
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/* OBSOLETE /* Per-thread data, read from the inferior at each stop and written */
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/* OBSOLETE back at each resume. *x/ */
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/* OBSOLETE */
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/* OBSOLETE /* Number of active threads. */
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/* OBSOLETE Tables are valid for thread numbers less than this. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int n_threads; */
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/* OBSOLETE */
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/* OBSOLETE #define MAXTHREADS 8 */
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/* OBSOLETE */
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/* OBSOLETE /* Thread state. The remaining data is valid only if this is PI_TALIVE. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int thread_state[MAXTHREADS]; */
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/* OBSOLETE */
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/* OBSOLETE /* Stop pc, signal, signal subcode *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int thread_pc[MAXTHREADS]; */
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/* OBSOLETE static int thread_signal[MAXTHREADS]; */
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/* OBSOLETE static int thread_sigcode[MAXTHREADS]; */
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/* OBSOLETE */
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/* OBSOLETE /* Thread registers. */
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/* OBSOLETE If thread is selected, the regs are in registers[] instead. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static char thread_regs[MAXTHREADS][REGISTER_BYTES]; */
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/* OBSOLETE */
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/* OBSOLETE /* 1 if the top frame on the thread's stack was a context frame, */
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/* OBSOLETE meaning that the kernel is up to something and we should not */
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/* OBSOLETE touch the thread at all except to resume it. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static char thread_is_in_kernel[MAXTHREADS]; */
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/* OBSOLETE */
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/* OBSOLETE /* The currently selected thread's number. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int inferior_thread; */
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/* OBSOLETE */
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/* OBSOLETE /* Inferior process's file handle and a process control block */
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/* OBSOLETE to feed args to ioctl with. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int inferior_fd; */
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/* OBSOLETE static struct pcntl ps; */
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/* OBSOLETE */
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/* OBSOLETE /* SOFF file headers for exec or core file. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static FILEHDR filehdr; */
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/* OBSOLETE static OPTHDR opthdr; */
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/* OBSOLETE static SCNHDR scnhdr; */
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/* OBSOLETE */
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/* OBSOLETE /* Address maps constructed from section headers of exec and core files. */
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/* OBSOLETE Defines process address -> file address translation. *x/ */
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/* OBSOLETE */
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/* OBSOLETE struct pmap */
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/* OBSOLETE { */
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/* OBSOLETE long mem_addr; /* process start address *x/ */
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/* OBSOLETE long mem_end; /* process end+1 address *x/ */
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/* OBSOLETE long file_addr; /* file start address *x/ */
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/* OBSOLETE long thread; /* -1 shared; 0,1,... thread-local *x/ */
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/* OBSOLETE long type; /* S_TEXT S_DATA S_BSS S_TBSS etc *x/ */
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/* OBSOLETE long which; /* used to sort map for info files *x/ */
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/* OBSOLETE }; */
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/* OBSOLETE */
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/* OBSOLETE static int n_exec, n_core; */
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/* OBSOLETE static struct pmap exec_map[100]; */
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/* OBSOLETE static struct pmap core_map[100]; */
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/* OBSOLETE */
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/* OBSOLETE /* Offsets in the core file of core_context and core_tcontext blocks. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int context_offset; */
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/* OBSOLETE static int tcontext_offset[MAXTHREADS]; */
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/* OBSOLETE */
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/* OBSOLETE /* Core file control blocks. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static struct core_context_v70 c; */
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/* OBSOLETE static struct core_tcontext_v70 tc; */
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/* OBSOLETE static struct user u; */
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/* OBSOLETE static thread_t th; */
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/* OBSOLETE static proc_t pr; */
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/* OBSOLETE */
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/* OBSOLETE */
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/* OBSOLETE /* Vector and communication registers from core dump or from inferior. */
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/* OBSOLETE These are read on demand, ie, not normally valid. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static struct vecst vector_registers; */
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/* OBSOLETE static struct creg_ctx comm_registers; */
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/* OBSOLETE */
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/* OBSOLETE /* Flag, set on a vanilla CONT command and cleared when the inferior */
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/* OBSOLETE is continued. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int all_continue; */
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/* OBSOLETE */
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/* OBSOLETE /* Flag, set when the inferior is continued by a vanilla CONT command, */
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/* OBSOLETE cleared if it is continued for any other purpose. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int thread_switch_ok; */
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/* OBSOLETE */
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/* OBSOLETE /* Stack of signals recieved from threads but not yet delivered to gdb. *x/ */
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/* OBSOLETE */
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/* OBSOLETE struct threadpid */
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/* OBSOLETE { */
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/* OBSOLETE int pid; */
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/* OBSOLETE int thread; */
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/* OBSOLETE int signo; */
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/* OBSOLETE int subsig; */
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/* OBSOLETE int pc; */
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/* OBSOLETE }; */
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/* OBSOLETE */
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/* OBSOLETE static struct threadpid signal_stack_bot[100]; */
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/* OBSOLETE static struct threadpid *signal_stack = signal_stack_bot; */
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/* OBSOLETE */
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/* OBSOLETE /* How to detect empty stack -- bottom frame is all zero. *x/ */
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/* OBSOLETE */
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/* OBSOLETE #define signal_stack_is_empty() (signal_stack->pid == 0) */
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/* OBSOLETE */
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/* OBSOLETE /* Mode controlled by SET PIPE command, controls the psw SEQ bit */
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/* OBSOLETE which forces each instruction to complete before the next one starts. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int sequential = 0; */
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/* OBSOLETE */
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/* OBSOLETE /* Mode controlled by the SET PARALLEL command. Values are: */
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/* OBSOLETE 0 concurrency limit 1 thread, dynamic scheduling */
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/* OBSOLETE 1 no concurrency limit, dynamic scheduling */
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/* OBSOLETE 2 no concurrency limit, fixed scheduling *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int parallel = 1; */
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/* OBSOLETE */
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/* OBSOLETE /* Mode controlled by SET BASE command, output radix for unformatted */
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/* OBSOLETE integer typeout, as in argument lists, aggregates, and so on. */
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/* OBSOLETE Zero means guess whether it's an address (hex) or not (decimal). *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int output_radix = 0; */
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/* OBSOLETE */
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/* OBSOLETE /* Signal subcode at last thread stop. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int stop_sigcode; */
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/* OBSOLETE */
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/* OBSOLETE /* Hack, see wait() below. *x/ */
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/* OBSOLETE */
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/* OBSOLETE static int exec_trap_timer; */
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/* OBSOLETE */
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/* OBSOLETE #include "gdbcmd.h" */
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/* OBSOLETE */
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| 189 |
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/* OBSOLETE static struct type *vector_type (); */
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/* OBSOLETE static long *read_vector_register (); */
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/* OBSOLETE static long *read_vector_register_1 (); */
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/* OBSOLETE static void write_vector_register (); */
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/* OBSOLETE static ULONGEST read_comm_register (); */
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/* OBSOLETE static void write_comm_register (); */
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/* OBSOLETE static void convex_cont_command (); */
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/* OBSOLETE static void thread_continue (); */
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/* OBSOLETE static void select_thread (); */
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/* OBSOLETE static void scan_stack (); */
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/* OBSOLETE static void set_fixed_scheduling (); */
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| 200 |
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/* OBSOLETE static char *subsig_name (); */
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/* OBSOLETE static void psw_info (); */
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| 202 |
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/* OBSOLETE static sig_noop (); */
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| 203 |
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/* OBSOLETE static ptr_cmp (); */
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| 204 |
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/* OBSOLETE */
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/* OBSOLETE */
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| 206 |
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/* OBSOLETE /* Execute ptrace. Convex V7 replaced ptrace with pattach. */
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/* OBSOLETE Allow ptrace (0) as a no-op. *x/ */
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/* OBSOLETE */
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/* OBSOLETE int */
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| 210 |
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/* OBSOLETE call_ptrace (request, pid, procaddr, buf) */
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/* OBSOLETE int request, pid; */
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/* OBSOLETE PTRACE_ARG3_TYPE procaddr; */
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/* OBSOLETE int buf; */
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/* OBSOLETE { */
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/* OBSOLETE if (request == 0) */
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/* OBSOLETE return; */
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/* OBSOLETE error ("no ptrace"); */
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/* OBSOLETE } */
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| 219 |
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/* OBSOLETE */
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| 220 |
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/* OBSOLETE /* Replacement for system execle routine. */
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/* OBSOLETE Convert it to an equivalent exect, which pattach insists on. *x/ */
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/* OBSOLETE */
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| 223 |
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/* OBSOLETE execle (name, argv) */
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| 224 |
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/* OBSOLETE char *name, *argv; */
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| 225 |
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/* OBSOLETE { */
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| 226 |
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/* OBSOLETE char ***envp = (char ***) &argv; */
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| 227 |
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/* OBSOLETE while (*envp++) ; */
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| 228 |
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/* OBSOLETE */
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| 229 |
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/* OBSOLETE signal (SIGTRAP, sig_noop); */
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| 230 |
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/* OBSOLETE exect (name, &argv, *envp); */
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| 231 |
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/* OBSOLETE } */
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| 232 |
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/* OBSOLETE */
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| 233 |
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/* OBSOLETE /* Stupid handler for stupid trace trap that otherwise causes */
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| 234 |
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/* OBSOLETE startup to stupidly hang. *x/ */
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| 235 |
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/* OBSOLETE */
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| 236 |
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/* OBSOLETE static sig_noop () */
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| 237 |
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/* OBSOLETE {} */
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| 238 |
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/* OBSOLETE */
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| 239 |
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/* OBSOLETE /* Read registers from inferior into registers[] array. */
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| 240 |
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/* OBSOLETE For convex, they are already there, read in when the inferior stops. *x/ */
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| 241 |
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/* OBSOLETE */
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| 242 |
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/* OBSOLETE void */
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| 243 |
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/* OBSOLETE fetch_inferior_registers (regno) */
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| 244 |
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/* OBSOLETE int regno; */
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| 245 |
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/* OBSOLETE { */
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| 246 |
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/* OBSOLETE } */
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| 247 |
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/* OBSOLETE */
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| 248 |
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/* OBSOLETE /* Store our register values back into the inferior. */
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| 249 |
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/* OBSOLETE For Convex, do this only once, right before resuming inferior. *x/ */
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| 250 |
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/* OBSOLETE */
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| 251 |
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/* OBSOLETE void */
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| 252 |
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/* OBSOLETE store_inferior_registers (regno) */
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| 253 |
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/* OBSOLETE int regno; */
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| 254 |
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/* OBSOLETE { */
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| 255 |
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/* OBSOLETE } */
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| 256 |
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/* OBSOLETE */
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| 257 |
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/* OBSOLETE /* Copy LEN bytes from inferior's memory starting at MEMADDR */
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| 258 |
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/* OBSOLETE to debugger memory starting at MYADDR. */
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| 259 |
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/* OBSOLETE On failure (cannot read from inferior, usually because address is out */
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| 260 |
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/* OBSOLETE of bounds) returns the value of errno. *x/ */
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| 261 |
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/* OBSOLETE */
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| 262 |
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/* OBSOLETE int */
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| 263 |
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/* OBSOLETE read_inferior_memory (memaddr, myaddr, len) */
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| 264 |
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/* OBSOLETE CORE_ADDR memaddr; */
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| 265 |
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/* OBSOLETE char *myaddr; */
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| 266 |
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/* OBSOLETE int len; */
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| 267 |
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/* OBSOLETE { */
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| 268 |
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/* OBSOLETE errno = 0; */
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| 269 |
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/* OBSOLETE while (len > 0) */
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| 270 |
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/* OBSOLETE { */
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| 271 |
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/* OBSOLETE /* little-known undocumented max request size *x/ */
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| 272 |
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/* OBSOLETE int i = (len < 12288) ? len : 12288; */
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| 273 |
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/* OBSOLETE */
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| 274 |
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/* OBSOLETE lseek (inferior_fd, memaddr, 0); */
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| 275 |
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/* OBSOLETE read (inferior_fd, myaddr, i); */
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| 276 |
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/* OBSOLETE */
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| 277 |
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/* OBSOLETE memaddr += i; */
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| 278 |
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/* OBSOLETE myaddr += i; */
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| 279 |
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/* OBSOLETE len -= i; */
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| 280 |
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/* OBSOLETE } */
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| 281 |
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/* OBSOLETE if (errno) */
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| 282 |
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/* OBSOLETE memset (myaddr, '\0', len); */
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| 283 |
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/* OBSOLETE return errno; */
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| 284 |
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/* OBSOLETE } */
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| 285 |
|
|
/* OBSOLETE */
|
| 286 |
|
|
/* OBSOLETE /* Copy LEN bytes of data from debugger memory at MYADDR */
|
| 287 |
|
|
/* OBSOLETE to inferior's memory at MEMADDR. */
|
| 288 |
|
|
/* OBSOLETE Returns errno on failure (cannot write the inferior) *x/ */
|
| 289 |
|
|
/* OBSOLETE */
|
| 290 |
|
|
/* OBSOLETE int */
|
| 291 |
|
|
/* OBSOLETE write_inferior_memory (memaddr, myaddr, len) */
|
| 292 |
|
|
/* OBSOLETE CORE_ADDR memaddr; */
|
| 293 |
|
|
/* OBSOLETE char *myaddr; */
|
| 294 |
|
|
/* OBSOLETE int len; */
|
| 295 |
|
|
/* OBSOLETE { */
|
| 296 |
|
|
/* OBSOLETE errno = 0; */
|
| 297 |
|
|
/* OBSOLETE lseek (inferior_fd, memaddr, 0); */
|
| 298 |
|
|
/* OBSOLETE write (inferior_fd, myaddr, len); */
|
| 299 |
|
|
/* OBSOLETE return errno; */
|
| 300 |
|
|
/* OBSOLETE } */
|
| 301 |
|
|
/* OBSOLETE */
|
| 302 |
|
|
/* OBSOLETE /* Here from create_inferior when the inferior process has been created */
|
| 303 |
|
|
/* OBSOLETE and started up. We must do a pattach to grab it for debugging. */
|
| 304 |
|
|
/* OBSOLETE */
|
| 305 |
|
|
/* OBSOLETE Also, intercept the CONT command by altering its dispatch address. *x/ */
|
| 306 |
|
|
/* OBSOLETE /* FIXME: This used to be called from a macro CREATE_INFERIOR_HOOK. */
|
| 307 |
|
|
/* OBSOLETE But now init_trace_fun is in the same place. So re-write this to */
|
| 308 |
|
|
/* OBSOLETE use the init_trace_fun (making convex a debugging target). *x/ */
|
| 309 |
|
|
/* OBSOLETE */
|
| 310 |
|
|
/* OBSOLETE create_inferior_hook (pid) */
|
| 311 |
|
|
/* OBSOLETE int pid; */
|
| 312 |
|
|
/* OBSOLETE { */
|
| 313 |
|
|
/* OBSOLETE static char cont[] = "cont"; */
|
| 314 |
|
|
/* OBSOLETE static char cont1[] = "c"; */
|
| 315 |
|
|
/* OBSOLETE char *linep = cont; */
|
| 316 |
|
|
/* OBSOLETE char *linep1 = cont1; */
|
| 317 |
|
|
/* OBSOLETE char **line = &linep; */
|
| 318 |
|
|
/* OBSOLETE char **line1 = &linep1; */
|
| 319 |
|
|
/* OBSOLETE struct cmd_list_element *c; */
|
| 320 |
|
|
/* OBSOLETE */
|
| 321 |
|
|
/* OBSOLETE c = lookup_cmd (line, cmdlist, "", 0); */
|
| 322 |
|
|
/* OBSOLETE c->function = convex_cont_command; */
|
| 323 |
|
|
/* OBSOLETE c = lookup_cmd (line1, cmdlist, "", 0); */
|
| 324 |
|
|
/* OBSOLETE c->function = convex_cont_command; */
|
| 325 |
|
|
/* OBSOLETE */
|
| 326 |
|
|
/* OBSOLETE inferior_fd = pattach (pid, O_EXCL); */
|
| 327 |
|
|
/* OBSOLETE if (inferior_fd < 0) */
|
| 328 |
|
|
/* OBSOLETE perror_with_name ("pattach"); */
|
| 329 |
|
|
/* OBSOLETE inferior_thread = 0; */
|
| 330 |
|
|
/* OBSOLETE set_fixed_scheduling (pid, parallel == 2); */
|
| 331 |
|
|
/* OBSOLETE } */
|
| 332 |
|
|
/* OBSOLETE */
|
| 333 |
|
|
/* OBSOLETE /* Attach process PID for debugging. *x/ */
|
| 334 |
|
|
/* OBSOLETE */
|
| 335 |
|
|
/* OBSOLETE attach (pid) */
|
| 336 |
|
|
/* OBSOLETE int pid; */
|
| 337 |
|
|
/* OBSOLETE { */
|
| 338 |
|
|
/* OBSOLETE int fd = pattach (pid, O_EXCL); */
|
| 339 |
|
|
/* OBSOLETE if (fd < 0) */
|
| 340 |
|
|
/* OBSOLETE perror_with_name ("pattach"); */
|
| 341 |
|
|
/* OBSOLETE attach_flag = 1; */
|
| 342 |
|
|
/* OBSOLETE /* wait for strange kernel reverberations to go away *x/ */
|
| 343 |
|
|
/* OBSOLETE sleep (1); */
|
| 344 |
|
|
/* OBSOLETE */
|
| 345 |
|
|
/* OBSOLETE setpgrp (pid, pid); */
|
| 346 |
|
|
/* OBSOLETE */
|
| 347 |
|
|
/* OBSOLETE inferior_fd = fd; */
|
| 348 |
|
|
/* OBSOLETE inferior_thread = 0; */
|
| 349 |
|
|
/* OBSOLETE return pid; */
|
| 350 |
|
|
/* OBSOLETE } */
|
| 351 |
|
|
/* OBSOLETE */
|
| 352 |
|
|
/* OBSOLETE /* Stop debugging the process whose number is PID */
|
| 353 |
|
|
/* OBSOLETE and continue it with signal number SIGNAL. */
|
| 354 |
|
|
/* OBSOLETE SIGNAL = 0 means just continue it. *x/ */
|
| 355 |
|
|
/* OBSOLETE */
|
| 356 |
|
|
/* OBSOLETE void */
|
| 357 |
|
|
/* OBSOLETE detach (signal) */
|
| 358 |
|
|
/* OBSOLETE int signal; */
|
| 359 |
|
|
/* OBSOLETE { */
|
| 360 |
|
|
/* OBSOLETE signal_stack = signal_stack_bot; */
|
| 361 |
|
|
/* OBSOLETE thread_continue (-1, 0, signal); */
|
| 362 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXDETACH, &ps); */
|
| 363 |
|
|
/* OBSOLETE close (inferior_fd); */
|
| 364 |
|
|
/* OBSOLETE inferior_fd = 0; */
|
| 365 |
|
|
/* OBSOLETE attach_flag = 0; */
|
| 366 |
|
|
/* OBSOLETE } */
|
| 367 |
|
|
/* OBSOLETE */
|
| 368 |
|
|
/* OBSOLETE /* Kill off the inferior process. *x/ */
|
| 369 |
|
|
/* OBSOLETE */
|
| 370 |
|
|
/* OBSOLETE kill_inferior () */
|
| 371 |
|
|
/* OBSOLETE { */
|
| 372 |
|
|
/* OBSOLETE if (inferior_pid == 0) */
|
| 373 |
|
|
/* OBSOLETE return; */
|
| 374 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXTERMINATE, 0); */
|
| 375 |
|
|
/* OBSOLETE wait (0); */
|
| 376 |
|
|
/* OBSOLETE target_mourn_inferior (); */
|
| 377 |
|
|
/* OBSOLETE } */
|
| 378 |
|
|
/* OBSOLETE */
|
| 379 |
|
|
/* OBSOLETE /* Read vector register REG, and return a pointer to the value. *x/ */
|
| 380 |
|
|
/* OBSOLETE */
|
| 381 |
|
|
/* OBSOLETE static long * */
|
| 382 |
|
|
/* OBSOLETE read_vector_register (reg) */
|
| 383 |
|
|
/* OBSOLETE int reg; */
|
| 384 |
|
|
/* OBSOLETE { */
|
| 385 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 386 |
|
|
/* OBSOLETE { */
|
| 387 |
|
|
/* OBSOLETE errno = 0; */
|
| 388 |
|
|
/* OBSOLETE ps.pi_buffer = (char *) &vector_registers; */
|
| 389 |
|
|
/* OBSOLETE ps.pi_nbytes = sizeof vector_registers; */
|
| 390 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 391 |
|
|
/* OBSOLETE ps.pi_thread = inferior_thread; */
|
| 392 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXRDVREGS, &ps); */
|
| 393 |
|
|
/* OBSOLETE if (errno) */
|
| 394 |
|
|
/* OBSOLETE memset (&vector_registers, '\0', sizeof vector_registers); */
|
| 395 |
|
|
/* OBSOLETE } */
|
| 396 |
|
|
/* OBSOLETE else if (corechan >= 0) */
|
| 397 |
|
|
/* OBSOLETE { */
|
| 398 |
|
|
/* OBSOLETE lseek (corechan, tcontext_offset[inferior_thread], 0); */
|
| 399 |
|
|
/* OBSOLETE if (myread (corechan, &tc, sizeof tc) < 0) */
|
| 400 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 401 |
|
|
/* OBSOLETE lseek (corechan, tc.core_thread_p, 0); */
|
| 402 |
|
|
/* OBSOLETE if (myread (corechan, &th, sizeof th) < 0) */
|
| 403 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 404 |
|
|
/* OBSOLETE lseek (corechan, tc.core_vregs_p, 0); */
|
| 405 |
|
|
/* OBSOLETE if (myread (corechan, &vector_registers, 16*128) < 0) */
|
| 406 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 407 |
|
|
/* OBSOLETE vector_registers.vm[0] = th.t_vect_ctx.vc_vm[0]; */
|
| 408 |
|
|
/* OBSOLETE vector_registers.vm[1] = th.t_vect_ctx.vc_vm[1]; */
|
| 409 |
|
|
/* OBSOLETE vector_registers.vls = th.t_vect_ctx.vc_vls; */
|
| 410 |
|
|
/* OBSOLETE } */
|
| 411 |
|
|
/* OBSOLETE */
|
| 412 |
|
|
/* OBSOLETE return read_vector_register_1 (reg); */
|
| 413 |
|
|
/* OBSOLETE } */
|
| 414 |
|
|
/* OBSOLETE */
|
| 415 |
|
|
/* OBSOLETE /* Return a pointer to vector register REG, which must already have been */
|
| 416 |
|
|
/* OBSOLETE fetched from the inferior or core file. *x/ */
|
| 417 |
|
|
/* OBSOLETE */
|
| 418 |
|
|
/* OBSOLETE static long * */
|
| 419 |
|
|
/* OBSOLETE read_vector_register_1 (reg) */
|
| 420 |
|
|
/* OBSOLETE int reg; */
|
| 421 |
|
|
/* OBSOLETE { */
|
| 422 |
|
|
/* OBSOLETE switch (reg) */
|
| 423 |
|
|
/* OBSOLETE { */
|
| 424 |
|
|
/* OBSOLETE case VM_REGNUM: */
|
| 425 |
|
|
/* OBSOLETE return (long *) vector_registers.vm; */
|
| 426 |
|
|
/* OBSOLETE case VS_REGNUM: */
|
| 427 |
|
|
/* OBSOLETE return (long *) &vector_registers.vls; */
|
| 428 |
|
|
/* OBSOLETE case VL_REGNUM: */
|
| 429 |
|
|
/* OBSOLETE return 1 + (long *) &vector_registers.vls; */
|
| 430 |
|
|
/* OBSOLETE default: */
|
| 431 |
|
|
/* OBSOLETE return (long *) &vector_registers.vr[reg]; */
|
| 432 |
|
|
/* OBSOLETE } */
|
| 433 |
|
|
/* OBSOLETE } */
|
| 434 |
|
|
/* OBSOLETE */
|
| 435 |
|
|
/* OBSOLETE /* Write vector register REG, element ELEMENT, new value VAL. */
|
| 436 |
|
|
/* OBSOLETE NB: must use read-modify-write on the entire vector state, */
|
| 437 |
|
|
/* OBSOLETE since pattach does not do offsetted writes correctly. *x/ */
|
| 438 |
|
|
/* OBSOLETE */
|
| 439 |
|
|
/* OBSOLETE static void */
|
| 440 |
|
|
/* OBSOLETE write_vector_register (reg, element, val) */
|
| 441 |
|
|
/* OBSOLETE int reg, element; */
|
| 442 |
|
|
/* OBSOLETE ULONGEST val; */
|
| 443 |
|
|
/* OBSOLETE { */
|
| 444 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 445 |
|
|
/* OBSOLETE { */
|
| 446 |
|
|
/* OBSOLETE errno = 0; */
|
| 447 |
|
|
/* OBSOLETE ps.pi_thread = inferior_thread; */
|
| 448 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 449 |
|
|
/* OBSOLETE ps.pi_buffer = (char *) &vector_registers; */
|
| 450 |
|
|
/* OBSOLETE ps.pi_nbytes = sizeof vector_registers; */
|
| 451 |
|
|
/* OBSOLETE */
|
| 452 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXRDVREGS, &ps); */
|
| 453 |
|
|
/* OBSOLETE */
|
| 454 |
|
|
/* OBSOLETE switch (reg) */
|
| 455 |
|
|
/* OBSOLETE { */
|
| 456 |
|
|
/* OBSOLETE case VL_REGNUM: */
|
| 457 |
|
|
/* OBSOLETE vector_registers.vls = */
|
| 458 |
|
|
/* OBSOLETE (vector_registers.vls & 0xffffffff00000000LL) */
|
| 459 |
|
|
/* OBSOLETE + (unsigned long) val; */
|
| 460 |
|
|
/* OBSOLETE break; */
|
| 461 |
|
|
/* OBSOLETE */
|
| 462 |
|
|
/* OBSOLETE case VS_REGNUM: */
|
| 463 |
|
|
/* OBSOLETE vector_registers.vls = */
|
| 464 |
|
|
/* OBSOLETE (val << 32) + (unsigned long) vector_registers.vls; */
|
| 465 |
|
|
/* OBSOLETE break; */
|
| 466 |
|
|
/* OBSOLETE */
|
| 467 |
|
|
/* OBSOLETE default: */
|
| 468 |
|
|
/* OBSOLETE vector_registers.vr[reg].el[element] = val; */
|
| 469 |
|
|
/* OBSOLETE break; */
|
| 470 |
|
|
/* OBSOLETE } */
|
| 471 |
|
|
/* OBSOLETE */
|
| 472 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXWRVREGS, &ps); */
|
| 473 |
|
|
/* OBSOLETE */
|
| 474 |
|
|
/* OBSOLETE if (errno) */
|
| 475 |
|
|
/* OBSOLETE perror_with_name ("writing vector register"); */
|
| 476 |
|
|
/* OBSOLETE } */
|
| 477 |
|
|
/* OBSOLETE } */
|
| 478 |
|
|
/* OBSOLETE */
|
| 479 |
|
|
/* OBSOLETE /* Return the contents of communication register NUM. *x/ */
|
| 480 |
|
|
/* OBSOLETE */
|
| 481 |
|
|
/* OBSOLETE static ULONGEST */
|
| 482 |
|
|
/* OBSOLETE read_comm_register (num) */
|
| 483 |
|
|
/* OBSOLETE int num; */
|
| 484 |
|
|
/* OBSOLETE { */
|
| 485 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 486 |
|
|
/* OBSOLETE { */
|
| 487 |
|
|
/* OBSOLETE ps.pi_buffer = (char *) &comm_registers; */
|
| 488 |
|
|
/* OBSOLETE ps.pi_nbytes = sizeof comm_registers; */
|
| 489 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 490 |
|
|
/* OBSOLETE ps.pi_thread = inferior_thread; */
|
| 491 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXRDCREGS, &ps); */
|
| 492 |
|
|
/* OBSOLETE } */
|
| 493 |
|
|
/* OBSOLETE return comm_registers.crreg.r4[num]; */
|
| 494 |
|
|
/* OBSOLETE } */
|
| 495 |
|
|
/* OBSOLETE */
|
| 496 |
|
|
/* OBSOLETE /* Store a new value VAL into communication register NUM. */
|
| 497 |
|
|
/* OBSOLETE NB: Must use read-modify-write on the whole comm register set */
|
| 498 |
|
|
/* OBSOLETE since pattach does not do offsetted writes correctly. *x/ */
|
| 499 |
|
|
/* OBSOLETE */
|
| 500 |
|
|
/* OBSOLETE static void */
|
| 501 |
|
|
/* OBSOLETE write_comm_register (num, val) */
|
| 502 |
|
|
/* OBSOLETE int num; */
|
| 503 |
|
|
/* OBSOLETE ULONGEST val; */
|
| 504 |
|
|
/* OBSOLETE { */
|
| 505 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 506 |
|
|
/* OBSOLETE { */
|
| 507 |
|
|
/* OBSOLETE ps.pi_buffer = (char *) &comm_registers; */
|
| 508 |
|
|
/* OBSOLETE ps.pi_nbytes = sizeof comm_registers; */
|
| 509 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 510 |
|
|
/* OBSOLETE ps.pi_thread = inferior_thread; */
|
| 511 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXRDCREGS, &ps); */
|
| 512 |
|
|
/* OBSOLETE comm_registers.crreg.r4[num] = val; */
|
| 513 |
|
|
/* OBSOLETE ioctl (inferior_fd, PIXWRCREGS, &ps); */
|
| 514 |
|
|
/* OBSOLETE } */
|
| 515 |
|
|
/* OBSOLETE } */
|
| 516 |
|
|
/* OBSOLETE */
|
| 517 |
|
|
/* OBSOLETE /* Resume execution of the inferior process. */
|
| 518 |
|
|
/* OBSOLETE If STEP is nonzero, single-step it. */
|
| 519 |
|
|
/* OBSOLETE If SIGNAL is nonzero, give it that signal. *x/ */
|
| 520 |
|
|
/* OBSOLETE */
|
| 521 |
|
|
/* OBSOLETE void */
|
| 522 |
|
|
/* OBSOLETE resume (step, signal) */
|
| 523 |
|
|
/* OBSOLETE int step; */
|
| 524 |
|
|
/* OBSOLETE int signal; */
|
| 525 |
|
|
/* OBSOLETE { */
|
| 526 |
|
|
/* OBSOLETE errno = 0; */
|
| 527 |
|
|
/* OBSOLETE if (step || signal) */
|
| 528 |
|
|
/* OBSOLETE thread_continue (inferior_thread, step, signal); */
|
| 529 |
|
|
/* OBSOLETE else */
|
| 530 |
|
|
/* OBSOLETE thread_continue (-1, 0, 0); */
|
| 531 |
|
|
/* OBSOLETE } */
|
| 532 |
|
|
/* OBSOLETE */
|
| 533 |
|
|
/* OBSOLETE /* Maybe resume some threads. */
|
| 534 |
|
|
/* OBSOLETE THREAD is which thread to resume, or -1 to resume them all. */
|
| 535 |
|
|
/* OBSOLETE STEP and SIGNAL are as in resume. */
|
| 536 |
|
|
/* OBSOLETE */
|
| 537 |
|
|
/* OBSOLETE Global variable ALL_CONTINUE is set when we are here to do a */
|
| 538 |
|
|
/* OBSOLETE `cont' command; otherwise we may be doing `finish' or a call or */
|
| 539 |
|
|
/* OBSOLETE something else that will not tolerate an automatic thread switch. */
|
| 540 |
|
|
/* OBSOLETE */
|
| 541 |
|
|
/* OBSOLETE If there are stopped threads waiting to deliver signals, and */
|
| 542 |
|
|
/* OBSOLETE ALL_CONTINUE, do not actually resume anything. gdb will do a wait */
|
| 543 |
|
|
/* OBSOLETE and see one of the stopped threads in the queue. *x/ */
|
| 544 |
|
|
/* OBSOLETE */
|
| 545 |
|
|
/* OBSOLETE static void */
|
| 546 |
|
|
/* OBSOLETE thread_continue (thread, step, signal) */
|
| 547 |
|
|
/* OBSOLETE int thread, step, signal; */
|
| 548 |
|
|
/* OBSOLETE { */
|
| 549 |
|
|
/* OBSOLETE int n; */
|
| 550 |
|
|
/* OBSOLETE */
|
| 551 |
|
|
/* OBSOLETE /* If we are to continue all threads, but not for the CONTINUE command, */
|
| 552 |
|
|
/* OBSOLETE pay no attention and continue only the selected thread. *x/ */
|
| 553 |
|
|
/* OBSOLETE */
|
| 554 |
|
|
/* OBSOLETE if (thread < 0 && ! all_continue) */
|
| 555 |
|
|
/* OBSOLETE thread = inferior_thread; */
|
| 556 |
|
|
/* OBSOLETE */
|
| 557 |
|
|
/* OBSOLETE /* If we are not stepping, we have now executed the continue part */
|
| 558 |
|
|
/* OBSOLETE of a CONTINUE command. *x/ */
|
| 559 |
|
|
/* OBSOLETE */
|
| 560 |
|
|
/* OBSOLETE if (! step) */
|
| 561 |
|
|
/* OBSOLETE all_continue = 0; */
|
| 562 |
|
|
/* OBSOLETE */
|
| 563 |
|
|
/* OBSOLETE /* Allow wait() to switch threads if this is an all-out continue. *x/ */
|
| 564 |
|
|
/* OBSOLETE */
|
| 565 |
|
|
/* OBSOLETE thread_switch_ok = thread < 0; */
|
| 566 |
|
|
/* OBSOLETE */
|
| 567 |
|
|
/* OBSOLETE /* If there are threads queued up, don't resume. *x/ */
|
| 568 |
|
|
/* OBSOLETE */
|
| 569 |
|
|
/* OBSOLETE if (thread_switch_ok && ! signal_stack_is_empty ()) */
|
| 570 |
|
|
/* OBSOLETE return; */
|
| 571 |
|
|
/* OBSOLETE */
|
| 572 |
|
|
/* OBSOLETE /* OK, do it. *x/ */
|
| 573 |
|
|
/* OBSOLETE */
|
| 574 |
|
|
/* OBSOLETE for (n = 0; n < n_threads; n++) */
|
| 575 |
|
|
/* OBSOLETE if (thread_state[n] == PI_TALIVE) */
|
| 576 |
|
|
/* OBSOLETE { */
|
| 577 |
|
|
/* OBSOLETE select_thread (n); */
|
| 578 |
|
|
/* OBSOLETE */
|
| 579 |
|
|
/* OBSOLETE if ((thread < 0 || n == thread) && ! thread_is_in_kernel[n]) */
|
| 580 |
|
|
/* OBSOLETE { */
|
| 581 |
|
|
/* OBSOLETE /* Blam the trace bits in the stack's saved psws to match */
|
| 582 |
|
|
/* OBSOLETE the desired step mode. This is required so that */
|
| 583 |
|
|
/* OBSOLETE single-stepping a return doesn't restore a psw with a */
|
| 584 |
|
|
/* OBSOLETE clear trace bit and fly away, and conversely, */
|
| 585 |
|
|
/* OBSOLETE proceeding through a return in a routine that was */
|
| 586 |
|
|
/* OBSOLETE stepped into doesn't cause a phantom break by restoring */
|
| 587 |
|
|
/* OBSOLETE a psw with the trace bit set. *x/ */
|
| 588 |
|
|
/* OBSOLETE scan_stack (PSW_T_BIT, step); */
|
| 589 |
|
|
/* OBSOLETE scan_stack (PSW_S_BIT, sequential); */
|
| 590 |
|
|
/* OBSOLETE } */
|
| 591 |
|
|
/* OBSOLETE */
|
| 592 |
|
|
/* OBSOLETE ps.pi_buffer = registers; */
|
| 593 |
|
|
/* OBSOLETE ps.pi_nbytes = REGISTER_BYTES; */
|
| 594 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 595 |
|
|
/* OBSOLETE ps.pi_thread = n; */
|
| 596 |
|
|
/* OBSOLETE if (! thread_is_in_kernel[n]) */
|
| 597 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, PIXWRREGS, &ps)) */
|
| 598 |
|
|
/* OBSOLETE perror_with_name ("PIXWRREGS"); */
|
| 599 |
|
|
/* OBSOLETE */
|
| 600 |
|
|
/* OBSOLETE if (thread < 0 || n == thread) */
|
| 601 |
|
|
/* OBSOLETE { */
|
| 602 |
|
|
/* OBSOLETE ps.pi_pc = 1; */
|
| 603 |
|
|
/* OBSOLETE ps.pi_signo = signal; */
|
| 604 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, step ? PIXSTEP : PIXCONTINUE, &ps) < 0) */
|
| 605 |
|
|
/* OBSOLETE perror_with_name ("PIXCONTINUE"); */
|
| 606 |
|
|
/* OBSOLETE } */
|
| 607 |
|
|
/* OBSOLETE } */
|
| 608 |
|
|
/* OBSOLETE */
|
| 609 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, PIXRUN, &ps) < 0) */
|
| 610 |
|
|
/* OBSOLETE perror_with_name ("PIXRUN"); */
|
| 611 |
|
|
/* OBSOLETE } */
|
| 612 |
|
|
/* OBSOLETE */
|
| 613 |
|
|
/* OBSOLETE /* Replacement for system wait routine. */
|
| 614 |
|
|
/* OBSOLETE */
|
| 615 |
|
|
/* OBSOLETE The system wait returns with one or more threads stopped by */
|
| 616 |
|
|
/* OBSOLETE signals. Put stopped threads on a stack and return them one by */
|
| 617 |
|
|
/* OBSOLETE one, so that it appears that wait returns one thread at a time. */
|
| 618 |
|
|
/* OBSOLETE */
|
| 619 |
|
|
/* OBSOLETE Global variable THREAD_SWITCH_OK is set when gdb can tolerate wait */
|
| 620 |
|
|
/* OBSOLETE returning a new thread. If it is false, then only one thread is */
|
| 621 |
|
|
/* OBSOLETE running; we will do a real wait, the thread will do something, and */
|
| 622 |
|
|
/* OBSOLETE we will return that. *x/ */
|
| 623 |
|
|
/* OBSOLETE */
|
| 624 |
|
|
/* OBSOLETE pid_t */
|
| 625 |
|
|
/* OBSOLETE wait (w) */
|
| 626 |
|
|
/* OBSOLETE union wait *w; */
|
| 627 |
|
|
/* OBSOLETE { */
|
| 628 |
|
|
/* OBSOLETE int pid; */
|
| 629 |
|
|
/* OBSOLETE */
|
| 630 |
|
|
/* OBSOLETE if (!w) */
|
| 631 |
|
|
/* OBSOLETE return wait3 (0, 0, 0); */
|
| 632 |
|
|
/* OBSOLETE */
|
| 633 |
|
|
/* OBSOLETE /* Do a real wait if we were told to, or if there are no queued threads. *x/ */
|
| 634 |
|
|
/* OBSOLETE */
|
| 635 |
|
|
/* OBSOLETE if (! thread_switch_ok || signal_stack_is_empty ()) */
|
| 636 |
|
|
/* OBSOLETE { */
|
| 637 |
|
|
/* OBSOLETE int thread; */
|
| 638 |
|
|
/* OBSOLETE */
|
| 639 |
|
|
/* OBSOLETE pid = wait3 (w, 0, 0); */
|
| 640 |
|
|
/* OBSOLETE */
|
| 641 |
|
|
/* OBSOLETE if (!WIFSTOPPED (*w) || pid != inferior_pid) */
|
| 642 |
|
|
/* OBSOLETE return pid; */
|
| 643 |
|
|
/* OBSOLETE */
|
| 644 |
|
|
/* OBSOLETE /* The inferior has done something and stopped. Read in all the */
|
| 645 |
|
|
/* OBSOLETE threads' registers, and queue up any signals that happened. *x/ */
|
| 646 |
|
|
/* OBSOLETE */
|
| 647 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, PIXGETTHCOUNT, &ps) < 0) */
|
| 648 |
|
|
/* OBSOLETE perror_with_name ("PIXGETTHCOUNT"); */
|
| 649 |
|
|
/* OBSOLETE */
|
| 650 |
|
|
/* OBSOLETE n_threads = ps.pi_othdcnt; */
|
| 651 |
|
|
/* OBSOLETE for (thread = 0; thread < n_threads; thread++) */
|
| 652 |
|
|
/* OBSOLETE { */
|
| 653 |
|
|
/* OBSOLETE ps.pi_thread = thread; */
|
| 654 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, PIXGETSUBCODE, &ps) < 0) */
|
| 655 |
|
|
/* OBSOLETE perror_with_name ("PIXGETSUBCODE"); */
|
| 656 |
|
|
/* OBSOLETE thread_state[thread] = ps.pi_otstate; */
|
| 657 |
|
|
/* OBSOLETE */
|
| 658 |
|
|
/* OBSOLETE if (ps.pi_otstate == PI_TALIVE) */
|
| 659 |
|
|
/* OBSOLETE { */
|
| 660 |
|
|
/* OBSOLETE select_thread (thread); */
|
| 661 |
|
|
/* OBSOLETE ps.pi_buffer = registers; */
|
| 662 |
|
|
/* OBSOLETE ps.pi_nbytes = REGISTER_BYTES; */
|
| 663 |
|
|
/* OBSOLETE ps.pi_offset = 0; */
|
| 664 |
|
|
/* OBSOLETE ps.pi_thread = thread; */
|
| 665 |
|
|
/* OBSOLETE if (ioctl (inferior_fd, PIXRDREGS, &ps) < 0) */
|
| 666 |
|
|
/* OBSOLETE perror_with_name ("PIXRDREGS"); */
|
| 667 |
|
|
/* OBSOLETE */
|
| 668 |
|
|
/* OBSOLETE registers_fetched (); */
|
| 669 |
|
|
/* OBSOLETE */
|
| 670 |
|
|
/* OBSOLETE thread_pc[thread] = read_pc (); */
|
| 671 |
|
|
/* OBSOLETE thread_signal[thread] = ps.pi_osigno; */
|
| 672 |
|
|
/* OBSOLETE thread_sigcode[thread] = ps.pi_osigcode; */
|
| 673 |
|
|
/* OBSOLETE */
|
| 674 |
|
|
/* OBSOLETE /* If the thread's stack has a context frame */
|
| 675 |
|
|
/* OBSOLETE on top, something fucked is going on. I do not */
|
| 676 |
|
|
/* OBSOLETE know what, but do I know this: the only thing you */
|
| 677 |
|
|
/* OBSOLETE can do with such a thread is continue it. *x/ */
|
| 678 |
|
|
/* OBSOLETE */
|
| 679 |
|
|
/* OBSOLETE thread_is_in_kernel[thread] = */
|
| 680 |
|
|
/* OBSOLETE ((read_register (PS_REGNUM) >> 25) & 3) == 0; */
|
| 681 |
|
|
/* OBSOLETE */
|
| 682 |
|
|
/* OBSOLETE /* Signals push an extended frame and then fault */
|
| 683 |
|
|
/* OBSOLETE with a ridiculous pc. Pop the frame. *x/ */
|
| 684 |
|
|
/* OBSOLETE */
|
| 685 |
|
|
/* OBSOLETE if (thread_pc[thread] > STACK_END_ADDR) */
|
| 686 |
|
|
/* OBSOLETE { */
|
| 687 |
|
|
/* OBSOLETE POP_FRAME; */
|
| 688 |
|
|
/* OBSOLETE if (is_break_pc (thread_pc[thread])) */
|
| 689 |
|
|
/* OBSOLETE thread_pc[thread] = read_pc () - 2; */
|
| 690 |
|
|
/* OBSOLETE else */
|
| 691 |
|
|
/* OBSOLETE thread_pc[thread] = read_pc (); */
|
| 692 |
|
|
/* OBSOLETE write_register (PC_REGNUM, thread_pc[thread]); */
|
| 693 |
|
|
/* OBSOLETE } */
|
| 694 |
|
|
/* OBSOLETE */
|
| 695 |
|
|
/* OBSOLETE if (ps.pi_osigno || ps.pi_osigcode) */
|
| 696 |
|
|
/* OBSOLETE { */
|
| 697 |
|
|
/* OBSOLETE signal_stack++; */
|
| 698 |
|
|
/* OBSOLETE signal_stack->pid = pid; */
|
| 699 |
|
|
/* OBSOLETE signal_stack->thread = thread; */
|
| 700 |
|
|
/* OBSOLETE signal_stack->signo = thread_signal[thread]; */
|
| 701 |
|
|
/* OBSOLETE signal_stack->subsig = thread_sigcode[thread]; */
|
| 702 |
|
|
/* OBSOLETE signal_stack->pc = thread_pc[thread]; */
|
| 703 |
|
|
/* OBSOLETE } */
|
| 704 |
|
|
/* OBSOLETE */
|
| 705 |
|
|
/* OBSOLETE /* The following hackery is caused by a unix 7.1 feature: */
|
| 706 |
|
|
/* OBSOLETE the inferior's fixed scheduling mode is cleared when */
|
| 707 |
|
|
/* OBSOLETE it execs the shell (since the shell is not a parallel */
|
| 708 |
|
|
/* OBSOLETE program). So, note the 5.4 trap we get when */
|
| 709 |
|
|
/* OBSOLETE the shell does its exec, then catch the 5.0 trap */
|
| 710 |
|
|
/* OBSOLETE that occurs when the debuggee starts, and set fixed */
|
| 711 |
|
|
/* OBSOLETE scheduling mode properly. *x/ */
|
| 712 |
|
|
/* OBSOLETE */
|
| 713 |
|
|
/* OBSOLETE if (ps.pi_osigno == 5 && ps.pi_osigcode == 4) */
|
| 714 |
|
|
/* OBSOLETE exec_trap_timer = 1; */
|
| 715 |
|
|
/* OBSOLETE else */
|
| 716 |
|
|
/* OBSOLETE exec_trap_timer--; */
|
| 717 |
|
|
/* OBSOLETE */
|
| 718 |
|
|
/* OBSOLETE if (ps.pi_osigno == 5 && exec_trap_timer == 0) */
|
| 719 |
|
|
/* OBSOLETE set_fixed_scheduling (pid, parallel == 2); */
|
| 720 |
|
|
/* OBSOLETE } */
|
| 721 |
|
|
/* OBSOLETE } */
|
| 722 |
|
|
/* OBSOLETE */
|
| 723 |
|
|
/* OBSOLETE if (signal_stack_is_empty ()) */
|
| 724 |
|
|
/* OBSOLETE error ("no active threads?!"); */
|
| 725 |
|
|
/* OBSOLETE } */
|
| 726 |
|
|
/* OBSOLETE */
|
| 727 |
|
|
/* OBSOLETE /* Select the thread that stopped, and return *w saying why. *x/ */
|
| 728 |
|
|
/* OBSOLETE */
|
| 729 |
|
|
/* OBSOLETE select_thread (signal_stack->thread); */
|
| 730 |
|
|
/* OBSOLETE */
|
| 731 |
|
|
/* OBSOLETE FIXME: need to convert from host sig. */
|
| 732 |
|
|
/* OBSOLETE stop_signal = signal_stack->signo; */
|
| 733 |
|
|
/* OBSOLETE stop_sigcode = signal_stack->subsig; */
|
| 734 |
|
|
/* OBSOLETE */
|
| 735 |
|
|
/* OBSOLETE WSETSTOP (*w, signal_stack->signo); */
|
| 736 |
|
|
/* OBSOLETE w->w_thread = signal_stack->thread; */
|
| 737 |
|
|
/* OBSOLETE return (signal_stack--)->pid; */
|
| 738 |
|
|
/* OBSOLETE } */
|
| 739 |
|
|
/* OBSOLETE */
|
| 740 |
|
|
/* OBSOLETE /* Select thread THREAD -- its registers, stack, per-thread memory. */
|
| 741 |
|
|
/* OBSOLETE This is the only routine that may assign to inferior_thread */
|
| 742 |
|
|
/* OBSOLETE or thread_regs[]. *x/ */
|
| 743 |
|
|
/* OBSOLETE */
|
| 744 |
|
|
/* OBSOLETE static void */
|
| 745 |
|
|
/* OBSOLETE select_thread (thread) */
|
| 746 |
|
|
/* OBSOLETE int thread; */
|
| 747 |
|
|
/* OBSOLETE { */
|
| 748 |
|
|
/* OBSOLETE if (thread == inferior_thread) */
|
| 749 |
|
|
/* OBSOLETE return; */
|
| 750 |
|
|
/* OBSOLETE */
|
| 751 |
|
|
/* OBSOLETE memcpy (thread_regs[inferior_thread], registers, REGISTER_BYTES); */
|
| 752 |
|
|
/* OBSOLETE ps.pi_thread = inferior_thread = thread; */
|
| 753 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 754 |
|
|
/* OBSOLETE ioctl (inferior_fd, PISETRWTID, &ps); */
|
| 755 |
|
|
/* OBSOLETE memcpy (registers, thread_regs[thread], REGISTER_BYTES); */
|
| 756 |
|
|
/* OBSOLETE } */
|
| 757 |
|
|
/* OBSOLETE */
|
| 758 |
|
|
/* OBSOLETE /* Routine to set or clear a psw bit in the psw and also all psws */
|
| 759 |
|
|
/* OBSOLETE saved on the stack. Quits when we get to a frame in which the */
|
| 760 |
|
|
/* OBSOLETE saved psw is correct. *x/ */
|
| 761 |
|
|
/* OBSOLETE */
|
| 762 |
|
|
/* OBSOLETE static void */
|
| 763 |
|
|
/* OBSOLETE scan_stack (bit, val) */
|
| 764 |
|
|
/* OBSOLETE long bit, val; */
|
| 765 |
|
|
/* OBSOLETE { */
|
| 766 |
|
|
/* OBSOLETE long ps = read_register (PS_REGNUM); */
|
| 767 |
|
|
/* OBSOLETE long fp; */
|
| 768 |
|
|
/* OBSOLETE if (val ? !(ps & bit) : (ps & bit)) */
|
| 769 |
|
|
/* OBSOLETE { */
|
| 770 |
|
|
/* OBSOLETE ps ^= bit; */
|
| 771 |
|
|
/* OBSOLETE write_register (PS_REGNUM, ps); */
|
| 772 |
|
|
/* OBSOLETE */
|
| 773 |
|
|
/* OBSOLETE fp = read_register (FP_REGNUM); */
|
| 774 |
|
|
/* OBSOLETE while (fp & 0x80000000) */
|
| 775 |
|
|
/* OBSOLETE { */
|
| 776 |
|
|
/* OBSOLETE ps = read_memory_integer (fp + 4, 4); */
|
| 777 |
|
|
/* OBSOLETE if (val ? (ps & bit) : !(ps & bit)) */
|
| 778 |
|
|
/* OBSOLETE break; */
|
| 779 |
|
|
/* OBSOLETE ps ^= bit; */
|
| 780 |
|
|
/* OBSOLETE write_memory (fp + 4, &ps, 4); */
|
| 781 |
|
|
/* OBSOLETE fp = read_memory_integer (fp + 8, 4); */
|
| 782 |
|
|
/* OBSOLETE } */
|
| 783 |
|
|
/* OBSOLETE } */
|
| 784 |
|
|
/* OBSOLETE } */
|
| 785 |
|
|
/* OBSOLETE */
|
| 786 |
|
|
/* OBSOLETE /* Set fixed scheduling (alliant mode) of process PID to ARG (0 or 1). *x/ */
|
| 787 |
|
|
/* OBSOLETE */
|
| 788 |
|
|
/* OBSOLETE static void */
|
| 789 |
|
|
/* OBSOLETE set_fixed_scheduling (pid, arg) */
|
| 790 |
|
|
/* OBSOLETE int arg; */
|
| 791 |
|
|
/* OBSOLETE { */
|
| 792 |
|
|
/* OBSOLETE struct pattributes pattr; */
|
| 793 |
|
|
/* OBSOLETE getpattr (pid, &pattr); */
|
| 794 |
|
|
/* OBSOLETE pattr.pattr_pfixed = arg; */
|
| 795 |
|
|
/* OBSOLETE setpattr (pid, &pattr); */
|
| 796 |
|
|
/* OBSOLETE } */
|
| 797 |
|
|
/* OBSOLETE */
|
| 798 |
|
|
/* OBSOLETE void */
|
| 799 |
|
|
/* OBSOLETE core_file_command (filename, from_tty) */
|
| 800 |
|
|
/* OBSOLETE char *filename; */
|
| 801 |
|
|
/* OBSOLETE int from_tty; */
|
| 802 |
|
|
/* OBSOLETE { */
|
| 803 |
|
|
/* OBSOLETE int n; */
|
| 804 |
|
|
/* OBSOLETE */
|
| 805 |
|
|
/* OBSOLETE /* Discard all vestiges of any previous core file */
|
| 806 |
|
|
/* OBSOLETE and mark data and stack spaces as empty. *x/ */
|
| 807 |
|
|
/* OBSOLETE */
|
| 808 |
|
|
/* OBSOLETE if (corefile) */
|
| 809 |
|
|
/* OBSOLETE free (corefile); */
|
| 810 |
|
|
/* OBSOLETE corefile = 0; */
|
| 811 |
|
|
/* OBSOLETE */
|
| 812 |
|
|
/* OBSOLETE if (corechan >= 0) */
|
| 813 |
|
|
/* OBSOLETE close (corechan); */
|
| 814 |
|
|
/* OBSOLETE corechan = -1; */
|
| 815 |
|
|
/* OBSOLETE */
|
| 816 |
|
|
/* OBSOLETE data_start = 0; */
|
| 817 |
|
|
/* OBSOLETE data_end = 0; */
|
| 818 |
|
|
/* OBSOLETE stack_start = STACK_END_ADDR; */
|
| 819 |
|
|
/* OBSOLETE stack_end = STACK_END_ADDR; */
|
| 820 |
|
|
/* OBSOLETE n_core = 0; */
|
| 821 |
|
|
/* OBSOLETE */
|
| 822 |
|
|
/* OBSOLETE /* Now, if a new core file was specified, open it and digest it. *x/ */
|
| 823 |
|
|
/* OBSOLETE */
|
| 824 |
|
|
/* OBSOLETE if (filename) */
|
| 825 |
|
|
/* OBSOLETE { */
|
| 826 |
|
|
/* OBSOLETE filename = tilde_expand (filename); */
|
| 827 |
|
|
/* OBSOLETE make_cleanup (free, filename); */
|
| 828 |
|
|
/* OBSOLETE */
|
| 829 |
|
|
/* OBSOLETE if (have_inferior_p ()) */
|
| 830 |
|
|
/* OBSOLETE error ("To look at a core file, you must kill the program with \"kill\"."); */
|
| 831 |
|
|
/* OBSOLETE corechan = open (filename, O_RDONLY, 0); */
|
| 832 |
|
|
/* OBSOLETE if (corechan < 0) */
|
| 833 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 834 |
|
|
/* OBSOLETE */
|
| 835 |
|
|
/* OBSOLETE if (myread (corechan, &filehdr, sizeof filehdr) < 0) */
|
| 836 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 837 |
|
|
/* OBSOLETE */
|
| 838 |
|
|
/* OBSOLETE if (!IS_CORE_SOFF_MAGIC (filehdr.h_magic)) */
|
| 839 |
|
|
/* OBSOLETE error ("%s: not a core file.\n", filename); */
|
| 840 |
|
|
/* OBSOLETE */
|
| 841 |
|
|
/* OBSOLETE if (myread (corechan, &opthdr, filehdr.h_opthdr) < 0) */
|
| 842 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 843 |
|
|
/* OBSOLETE */
|
| 844 |
|
|
/* OBSOLETE /* Read through the section headers. */
|
| 845 |
|
|
/* OBSOLETE For text, data, etc, record an entry in the core file map. */
|
| 846 |
|
|
/* OBSOLETE For context and tcontext, record the file address of */
|
| 847 |
|
|
/* OBSOLETE the context blocks. *x/ */
|
| 848 |
|
|
/* OBSOLETE */
|
| 849 |
|
|
/* OBSOLETE lseek (corechan, (long) filehdr.h_scnptr, 0); */
|
| 850 |
|
|
/* OBSOLETE */
|
| 851 |
|
|
/* OBSOLETE n_threads = 0; */
|
| 852 |
|
|
/* OBSOLETE for (n = 0; n < filehdr.h_nscns; n++) */
|
| 853 |
|
|
/* OBSOLETE { */
|
| 854 |
|
|
/* OBSOLETE if (myread (corechan, &scnhdr, sizeof scnhdr) < 0) */
|
| 855 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 856 |
|
|
/* OBSOLETE if ((scnhdr.s_flags & S_TYPMASK) >= S_TEXT */
|
| 857 |
|
|
/* OBSOLETE && (scnhdr.s_flags & S_TYPMASK) <= S_COMON) */
|
| 858 |
|
|
/* OBSOLETE { */
|
| 859 |
|
|
/* OBSOLETE core_map[n_core].mem_addr = scnhdr.s_vaddr; */
|
| 860 |
|
|
/* OBSOLETE core_map[n_core].mem_end = scnhdr.s_vaddr + scnhdr.s_size; */
|
| 861 |
|
|
/* OBSOLETE core_map[n_core].file_addr = scnhdr.s_scnptr; */
|
| 862 |
|
|
/* OBSOLETE core_map[n_core].type = scnhdr.s_flags & S_TYPMASK; */
|
| 863 |
|
|
/* OBSOLETE if (core_map[n_core].type != S_TBSS */
|
| 864 |
|
|
/* OBSOLETE && core_map[n_core].type != S_TDATA */
|
| 865 |
|
|
/* OBSOLETE && core_map[n_core].type != S_TTEXT) */
|
| 866 |
|
|
/* OBSOLETE core_map[n_core].thread = -1; */
|
| 867 |
|
|
/* OBSOLETE else if (n_core == 0 */
|
| 868 |
|
|
/* OBSOLETE || core_map[n_core-1].mem_addr != scnhdr.s_vaddr) */
|
| 869 |
|
|
/* OBSOLETE core_map[n_core].thread = 0; */
|
| 870 |
|
|
/* OBSOLETE else */
|
| 871 |
|
|
/* OBSOLETE core_map[n_core].thread = core_map[n_core-1].thread + 1; */
|
| 872 |
|
|
/* OBSOLETE n_core++; */
|
| 873 |
|
|
/* OBSOLETE } */
|
| 874 |
|
|
/* OBSOLETE else if ((scnhdr.s_flags & S_TYPMASK) == S_CONTEXT) */
|
| 875 |
|
|
/* OBSOLETE context_offset = scnhdr.s_scnptr; */
|
| 876 |
|
|
/* OBSOLETE else if ((scnhdr.s_flags & S_TYPMASK) == S_TCONTEXT) */
|
| 877 |
|
|
/* OBSOLETE tcontext_offset[n_threads++] = scnhdr.s_scnptr; */
|
| 878 |
|
|
/* OBSOLETE } */
|
| 879 |
|
|
/* OBSOLETE */
|
| 880 |
|
|
/* OBSOLETE /* Read the context block, struct user, struct proc, */
|
| 881 |
|
|
/* OBSOLETE and the comm regs. *x/ */
|
| 882 |
|
|
/* OBSOLETE */
|
| 883 |
|
|
/* OBSOLETE lseek (corechan, context_offset, 0); */
|
| 884 |
|
|
/* OBSOLETE if (myread (corechan, &c, sizeof c) < 0) */
|
| 885 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 886 |
|
|
/* OBSOLETE lseek (corechan, c.core_user_p, 0); */
|
| 887 |
|
|
/* OBSOLETE if (myread (corechan, &u, sizeof u) < 0) */
|
| 888 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 889 |
|
|
/* OBSOLETE lseek (corechan, c.core_proc_p, 0); */
|
| 890 |
|
|
/* OBSOLETE if (myread (corechan, &pr, sizeof pr) < 0) */
|
| 891 |
|
|
/* OBSOLETE perror_with_name (filename); */
|
| 892 |
|
|
/* OBSOLETE comm_registers = pr.p_creg; */
|
| 893 |
|
|
/* OBSOLETE */
|
| 894 |
|
|
/* OBSOLETE /* Core file apparently is really there. Make it really exist */
|
| 895 |
|
|
/* OBSOLETE for xfer_core_file so we can do read_memory on it. *x/ */
|
| 896 |
|
|
/* OBSOLETE */
|
| 897 |
|
|
/* OBSOLETE if (filename[0] == '/') */
|
| 898 |
|
|
/* OBSOLETE corefile = savestring (filename, strlen (filename)); */
|
| 899 |
|
|
/* OBSOLETE else */
|
| 900 |
|
|
/* OBSOLETE corefile = concat (current_directory, "/", filename, NULL); */
|
| 901 |
|
|
/* OBSOLETE */
|
| 902 |
|
|
/* OBSOLETE printf_filtered ("Program %s ", u.u_comm); */
|
| 903 |
|
|
/* OBSOLETE */
|
| 904 |
|
|
/* OBSOLETE /* Read the thread registers and fill in the thread_xxx[] data. *x/ */
|
| 905 |
|
|
/* OBSOLETE */
|
| 906 |
|
|
/* OBSOLETE for (n = 0; n < n_threads; n++) */
|
| 907 |
|
|
/* OBSOLETE { */
|
| 908 |
|
|
/* OBSOLETE select_thread (n); */
|
| 909 |
|
|
/* OBSOLETE */
|
| 910 |
|
|
/* OBSOLETE lseek (corechan, tcontext_offset[n], 0); */
|
| 911 |
|
|
/* OBSOLETE if (myread (corechan, &tc, sizeof tc) < 0) */
|
| 912 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 913 |
|
|
/* OBSOLETE lseek (corechan, tc.core_thread_p, 0); */
|
| 914 |
|
|
/* OBSOLETE if (myread (corechan, &th, sizeof th) < 0) */
|
| 915 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 916 |
|
|
/* OBSOLETE */
|
| 917 |
|
|
/* OBSOLETE lseek (corechan, tc.core_syscall_context_p, 0); */
|
| 918 |
|
|
/* OBSOLETE if (myread (corechan, registers, REGISTER_BYTES) < 0) */
|
| 919 |
|
|
/* OBSOLETE perror_with_name (corefile); */
|
| 920 |
|
|
/* OBSOLETE */
|
| 921 |
|
|
/* OBSOLETE thread_signal[n] = th.t_cursig; */
|
| 922 |
|
|
/* OBSOLETE thread_sigcode[n] = th.t_code; */
|
| 923 |
|
|
/* OBSOLETE thread_state[n] = th.t_state; */
|
| 924 |
|
|
/* OBSOLETE thread_pc[n] = read_pc (); */
|
| 925 |
|
|
/* OBSOLETE */
|
| 926 |
|
|
/* OBSOLETE if (thread_pc[n] > STACK_END_ADDR) */
|
| 927 |
|
|
/* OBSOLETE { */
|
| 928 |
|
|
/* OBSOLETE POP_FRAME; */
|
| 929 |
|
|
/* OBSOLETE if (is_break_pc (thread_pc[n])) */
|
| 930 |
|
|
/* OBSOLETE thread_pc[n] = read_pc () - 2; */
|
| 931 |
|
|
/* OBSOLETE else */
|
| 932 |
|
|
/* OBSOLETE thread_pc[n] = read_pc (); */
|
| 933 |
|
|
/* OBSOLETE write_register (PC_REGNUM, thread_pc[n]); */
|
| 934 |
|
|
/* OBSOLETE } */
|
| 935 |
|
|
/* OBSOLETE */
|
| 936 |
|
|
/* OBSOLETE printf_filtered ("thread %d received signal %d, %s\n", */
|
| 937 |
|
|
/* OBSOLETE n, thread_signal[n], */
|
| 938 |
|
|
/* OBSOLETE safe_strsignal (thread_signal[n])); */
|
| 939 |
|
|
/* OBSOLETE } */
|
| 940 |
|
|
/* OBSOLETE */
|
| 941 |
|
|
/* OBSOLETE /* Select an interesting thread -- also-rans died with SIGKILL, */
|
| 942 |
|
|
/* OBSOLETE so find one that didn't. *x/ */
|
| 943 |
|
|
/* OBSOLETE */
|
| 944 |
|
|
/* OBSOLETE for (n = 0; n < n_threads; n++) */
|
| 945 |
|
|
/* OBSOLETE if (thread_signal[n] != 0 && thread_signal[n] != SIGKILL) */
|
| 946 |
|
|
/* OBSOLETE { */
|
| 947 |
|
|
/* OBSOLETE select_thread (n); */
|
| 948 |
|
|
/* OBSOLETE stop_signal = thread_signal[n]; */
|
| 949 |
|
|
/* OBSOLETE stop_sigcode = thread_sigcode[n]; */
|
| 950 |
|
|
/* OBSOLETE break; */
|
| 951 |
|
|
/* OBSOLETE } */
|
| 952 |
|
|
/* OBSOLETE */
|
| 953 |
|
|
/* OBSOLETE core_aouthdr.a_magic = 0; */
|
| 954 |
|
|
/* OBSOLETE */
|
| 955 |
|
|
/* OBSOLETE flush_cached_frames (); */
|
| 956 |
|
|
/* OBSOLETE select_frame (get_current_frame (), 0); */
|
| 957 |
|
|
/* OBSOLETE validate_files (); */
|
| 958 |
|
|
/* OBSOLETE */
|
| 959 |
|
|
/* OBSOLETE print_stack_frame (selected_frame, selected_frame_level, -1); */
|
| 960 |
|
|
/* OBSOLETE } */
|
| 961 |
|
|
/* OBSOLETE else if (from_tty) */
|
| 962 |
|
|
/* OBSOLETE printf_filtered ("No core file now.\n"); */
|
| 963 |
|
|
/* OBSOLETE } */
|
