diff options
Diffstat (limited to 'gdb/altos-xdep.c')
| -rw-r--r-- | gdb/altos-xdep.c | 326 |
1 files changed, 163 insertions, 163 deletions
diff --git a/gdb/altos-xdep.c b/gdb/altos-xdep.c index 272c581..0704ddd 100644 --- a/gdb/altos-xdep.c +++ b/gdb/altos-xdep.c @@ -1,163 +1,163 @@ -/* Low level interface to ptrace, for GDB when running under m68k SVR2 Unix - on Altos 3068. Report bugs to Jyrki Kuoppala <jkp@cs.hut.fi> - Copyright (C) 1989, 1991 Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "defs.h" -#include "frame.h" -#include "inferior.h" - -#ifdef USG -#include <sys/types.h> -#endif - -#include <sys/param.h> -#include <sys/dir.h> -#include <signal.h> -#include <sys/ioctl.h> -#include <fcntl.h> -#ifdef USG -#include <sys/page.h> -#ifdef ALTOS -#include <sys/net.h> -#include <errno.h> -#endif -#endif - -#include "gdbcore.h" -#include <sys/user.h> /* After a.out.h */ -#include <sys/file.h> -#include "gdb_stat.h" - - -/* Work with core dump and executable files, for GDB. - This code would be in corefile.c if it weren't machine-dependent. */ - -void -core_file_command (filename, from_tty) - char *filename; - int from_tty; -{ - int val; - - /* Discard all vestiges of any previous core file - and mark data and stack spaces as empty. */ - - if (corefile) - free (corefile); - corefile = 0; - - if (corechan >= 0) - close (corechan); - corechan = -1; - - data_start = 0; - data_end = 0; - stack_start = STACK_END_ADDR; - stack_end = STACK_END_ADDR; - - /* Now, if a new core file was specified, open it and digest it. */ - - if (filename) - { - filename = tilde_expand (filename); - make_cleanup (free, filename); - - if (have_inferior_p ()) - error ("To look at a core file, you must kill the program with \"kill\"."); - corechan = open (filename, O_RDONLY, 0); - if (corechan < 0) - perror_with_name (filename); - /* 4.2-style (and perhaps also sysV-style) core dump file. */ - { - struct user u; - - unsigned int reg_offset; - - val = myread (corechan, &u, sizeof u); - if (val < 0) - perror_with_name ("Not a core file: reading upage"); - if (val != sizeof u) - error ("Not a core file: could only read %d bytes", val); - data_start = exec_data_start; - -#if !defined (NBPG) -#define NBPG NBPP -#endif -#if !defined (UPAGES) -#define UPAGES USIZE -#endif - - data_end = data_start + NBPG * u.u_dsize; - stack_start = stack_end - NBPG * u.u_ssize; - data_offset = NBPG * UPAGES + exec_data_start % NBPG /* Not sure about this //jkp */; - stack_offset = NBPG * (UPAGES + u.u_dsize); - - /* Some machines put an absolute address in here and some put - the offset in the upage of the regs. */ - reg_offset = (int) u.u_state; - if (reg_offset > NBPG * UPAGES) - reg_offset -= KERNEL_U_ADDR; - - memcpy (&core_aouthdr, &u.u_exdata, sizeof (AOUTHDR)); - printf_unfiltered ("Core file is from \"%s\".\n", u.u_comm); - - /* I don't know where to find this info. - So, for now, mark it as not available. */ - N_SET_MAGIC (core_aouthdr, 0); - - /* Read the register values out of the core file and store - them where `read_register' will find them. */ - - { - register int regno; - - for (regno = 0; regno < NUM_REGS; regno++) - { - char buf[MAX_REGISTER_RAW_SIZE]; - - val = lseek (corechan, register_addr (regno, reg_offset), 0); - if (val < 0 - || (val = myread (corechan, buf, sizeof buf)) < 0) - { - char * buffer = (char *) alloca (strlen (REGISTER_NAME (regno)) - + 30); - strcpy (buffer, "Reading register "); - strcat (buffer, REGISTER_NAME (regno)); - - perror_with_name (buffer); - } - - supply_register (regno, buf); - } - } - } - if (filename[0] == '/') - corefile = savestring (filename, strlen (filename)); - else - { - corefile = concat (current_directory, "/", filename, NULL); - } - - flush_cached_frames (); - select_frame (get_current_frame (), 0); - validate_files (); - } - else if (from_tty) - printf_unfiltered ("No core file now.\n"); -} +/* OBSOLETE /* Low level interface to ptrace, for GDB when running under m68k SVR2 Unix */ +/* OBSOLETE on Altos 3068. Report bugs to Jyrki Kuoppala <jkp@cs.hut.fi> */ +/* OBSOLETE Copyright (C) 1989, 1991 Free Software Foundation, Inc. */ +/* OBSOLETE */ +/* OBSOLETE This file is part of GDB. */ +/* OBSOLETE */ +/* OBSOLETE This program is free software; you can redistribute it and/or modify */ +/* OBSOLETE it under the terms of the GNU General Public License as published by */ +/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ +/* OBSOLETE (at your option) any later version. */ +/* OBSOLETE */ +/* OBSOLETE This program is distributed in the hope that it will be useful, */ +/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ +/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ +/* OBSOLETE GNU General Public License for more details. */ +/* OBSOLETE */ +/* OBSOLETE You should have received a copy of the GNU General Public License */ +/* OBSOLETE along with this program; if not, write to the Free Software */ +/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *x/ */ +/* OBSOLETE */ +/* OBSOLETE #include "defs.h" */ +/* OBSOLETE #include "frame.h" */ +/* OBSOLETE #include "inferior.h" */ +/* OBSOLETE */ +/* OBSOLETE #ifdef USG */ +/* OBSOLETE #include <sys/types.h> */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE #include <sys/param.h> */ +/* OBSOLETE #include <sys/dir.h> */ +/* OBSOLETE #include <signal.h> */ +/* OBSOLETE #include <sys/ioctl.h> */ +/* OBSOLETE #include <fcntl.h> */ +/* OBSOLETE #ifdef USG */ +/* OBSOLETE #include <sys/page.h> */ +/* OBSOLETE #ifdef ALTOS */ +/* OBSOLETE #include <sys/net.h> */ +/* OBSOLETE #include <errno.h> */ +/* OBSOLETE #endif */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE #include "gdbcore.h" */ +/* OBSOLETE #include <sys/user.h> /* After a.out.h *x/ */ +/* OBSOLETE #include <sys/file.h> */ +/* OBSOLETE #include "gdb_stat.h" */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /* Work with core dump and executable files, for GDB. */ +/* OBSOLETE This code would be in corefile.c if it weren't machine-dependent. *x/ */ +/* OBSOLETE */ +/* OBSOLETE void */ +/* OBSOLETE core_file_command (filename, from_tty) */ +/* OBSOLETE char *filename; */ +/* OBSOLETE int from_tty; */ +/* OBSOLETE { */ +/* OBSOLETE int val; */ +/* OBSOLETE */ +/* OBSOLETE /* Discard all vestiges of any previous core file */ +/* OBSOLETE and mark data and stack spaces as empty. *x/ */ +/* OBSOLETE */ +/* OBSOLETE if (corefile) */ +/* OBSOLETE free (corefile); */ +/* OBSOLETE corefile = 0; */ +/* OBSOLETE */ +/* OBSOLETE if (corechan >= 0) */ +/* OBSOLETE close (corechan); */ +/* OBSOLETE corechan = -1; */ +/* OBSOLETE */ +/* OBSOLETE data_start = 0; */ +/* OBSOLETE data_end = 0; */ +/* OBSOLETE stack_start = STACK_END_ADDR; */ +/* OBSOLETE stack_end = STACK_END_ADDR; */ +/* OBSOLETE */ +/* OBSOLETE /* Now, if a new core file was specified, open it and digest it. *x/ */ +/* OBSOLETE */ +/* OBSOLETE if (filename) */ +/* OBSOLETE { */ +/* OBSOLETE filename = tilde_expand (filename); */ +/* OBSOLETE make_cleanup (free, filename); */ +/* OBSOLETE */ +/* OBSOLETE if (have_inferior_p ()) */ +/* OBSOLETE error ("To look at a core file, you must kill the program with \"kill\"."); */ +/* OBSOLETE corechan = open (filename, O_RDONLY, 0); */ +/* OBSOLETE if (corechan < 0) */ +/* OBSOLETE perror_with_name (filename); */ +/* OBSOLETE /* 4.2-style (and perhaps also sysV-style) core dump file. *x/ */ +/* OBSOLETE { */ +/* OBSOLETE struct user u; */ +/* OBSOLETE */ +/* OBSOLETE unsigned int reg_offset; */ +/* OBSOLETE */ +/* OBSOLETE val = myread (corechan, &u, sizeof u); */ +/* OBSOLETE if (val < 0) */ +/* OBSOLETE perror_with_name ("Not a core file: reading upage"); */ +/* OBSOLETE if (val != sizeof u) */ +/* OBSOLETE error ("Not a core file: could only read %d bytes", val); */ +/* OBSOLETE data_start = exec_data_start; */ +/* OBSOLETE */ +/* OBSOLETE #if !defined (NBPG) */ +/* OBSOLETE #define NBPG NBPP */ +/* OBSOLETE #endif */ +/* OBSOLETE #if !defined (UPAGES) */ +/* OBSOLETE #define UPAGES USIZE */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE data_end = data_start + NBPG * u.u_dsize; */ +/* OBSOLETE stack_start = stack_end - NBPG * u.u_ssize; */ +/* OBSOLETE data_offset = NBPG * UPAGES + exec_data_start % NBPG /* Not sure about this //jkp *x/; */ +/* OBSOLETE stack_offset = NBPG * (UPAGES + u.u_dsize); */ +/* OBSOLETE */ +/* OBSOLETE /* Some machines put an absolute address in here and some put */ +/* OBSOLETE the offset in the upage of the regs. *x/ */ +/* OBSOLETE reg_offset = (int) u.u_state; */ +/* OBSOLETE if (reg_offset > NBPG * UPAGES) */ +/* OBSOLETE reg_offset -= KERNEL_U_ADDR; */ +/* OBSOLETE */ +/* OBSOLETE memcpy (&core_aouthdr, &u.u_exdata, sizeof (AOUTHDR)); */ +/* OBSOLETE printf_unfiltered ("Core file is from \"%s\".\n", u.u_comm); */ +/* OBSOLETE */ +/* OBSOLETE /* I don't know where to find this info. */ +/* OBSOLETE So, for now, mark it as not available. *x/ */ +/* OBSOLETE N_SET_MAGIC (core_aouthdr, 0); */ +/* OBSOLETE */ +/* OBSOLETE /* Read the register values out of the core file and store */ +/* OBSOLETE them where `read_register' will find them. *x/ */ +/* OBSOLETE */ +/* OBSOLETE { */ +/* OBSOLETE register int regno; */ +/* OBSOLETE */ +/* OBSOLETE for (regno = 0; regno < NUM_REGS; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE char buf[MAX_REGISTER_RAW_SIZE]; */ +/* OBSOLETE */ +/* OBSOLETE val = lseek (corechan, register_addr (regno, reg_offset), 0); */ +/* OBSOLETE if (val < 0 */ +/* OBSOLETE || (val = myread (corechan, buf, sizeof buf)) < 0) */ +/* OBSOLETE { */ +/* OBSOLETE char * buffer = (char *) alloca (strlen (REGISTER_NAME (regno)) */ +/* OBSOLETE + 30); */ +/* OBSOLETE strcpy (buffer, "Reading register "); */ +/* OBSOLETE strcat (buffer, REGISTER_NAME (regno)); */ +/* OBSOLETE */ +/* OBSOLETE perror_with_name (buffer); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE supply_register (regno, buf); */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE if (filename[0] == '/') */ +/* OBSOLETE corefile = savestring (filename, strlen (filename)); */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE corefile = concat (current_directory, "/", filename, NULL); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE flush_cached_frames (); */ +/* OBSOLETE select_frame (get_current_frame (), 0); */ +/* OBSOLETE validate_files (); */ +/* OBSOLETE } */ +/* OBSOLETE else if (from_tty) */ +/* OBSOLETE printf_unfiltered ("No core file now.\n"); */ +/* OBSOLETE } */ |