| /* Target-vector operations for controlling Mac applications, for GDB. |
| Copyright (C) 1995 Free Software Foundation, Inc. |
| Written by Stan Shebs. Contributed by Cygnus Support. |
| |
| 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 eve nthe 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. */ |
| |
| /* Note that because all the available Mac compilers are ANSI or very |
| close, and this is a native-only file, the code may be purely ANSI. */ |
| |
| #include "defs.h" |
| #include "frame.h" /* required by inferior.h */ |
| #include "inferior.h" |
| #include "target.h" |
| #include "gdb_wait.h" |
| #include "gdbcore.h" |
| #include "command.h" |
| #include <signal.h> |
| #include <sys/types.h> |
| #include <fcntl.h> |
| #include "buildsym.h" |
| #include "gdb_string.h" |
| #include "gdbthread.h" |
| #include "gdbcmd.h" |
| |
| #include <Processes.h> |
| |
| /* We call the functions "child_..." rather than "mac_..." so no one |
| is tempted to try to link this with other native-only code. */ |
| |
| /* Forward declaration */ |
| |
| extern struct target_ops child_ops; |
| |
| static void child_stop PARAMS ((void)); |
| |
| static void |
| child_fetch_inferior_registers (int r) |
| { |
| if (r < 0) |
| { |
| for (r = 0; r < NUM_REGS; r++) |
| child_fetch_inferior_registers (r); |
| } |
| else |
| { |
| supply_register (r, 0); |
| } |
| } |
| |
| static void |
| child_store_inferior_registers (int r) |
| { |
| if (r < 0) |
| { |
| for (r = 0; r < NUM_REGS; r++) |
| child_store_inferior_registers (r); |
| } |
| else |
| { |
| read_register_gen (r, 0); |
| } |
| } |
| |
| static int |
| child_wait (int pid, struct target_waitstatus *ourstatus) |
| { |
| } |
| |
| /* Attach to process PID, then initialize for debugging it. */ |
| |
| static void |
| child_attach (args, from_tty) |
| char *args; |
| int from_tty; |
| { |
| ProcessSerialNumber psn; |
| ProcessInfoRec inforec; |
| Str31 name; |
| FSSpecPtr fsspec; |
| OSType code; |
| int pid; |
| char *exec_file; |
| |
| if (!args) |
| error_no_arg ("process-id to attach"); |
| |
| pid = atoi (args); |
| |
| psn.highLongOfPSN = 0; |
| psn.lowLongOfPSN = pid; |
| |
| inforec.processInfoLength = sizeof (ProcessInfoRec); |
| inforec.processName = name; |
| inforec.processAppSpec = fsspec; |
| |
| if (GetProcessInformation (&psn, &inforec) == noErr) |
| { |
| if (from_tty) |
| { |
| exec_file = (char *) get_exec_file (0); |
| |
| if (exec_file) |
| printf_unfiltered ("Attaching to program `%s', %s\n", exec_file, |
| target_pid_to_str (pid)); |
| else |
| printf_unfiltered ("Attaching to %s\n", target_pid_to_str (pid)); |
| |
| gdb_flush (gdb_stdout); |
| } |
| /* Do we need to do anything special? */ |
| attach_flag = 1; |
| inferior_pid = pid; |
| push_target (&child_ops); |
| } |
| } |
| |
| static void |
| child_detach (args, from_tty) |
| char *args; |
| int from_tty; |
| { |
| char *exec_file; |
| |
| if (from_tty) |
| { |
| exec_file = get_exec_file (0); |
| if (exec_file == 0) |
| exec_file = ""; |
| printf_unfiltered ("Detaching from program: %s %s\n", exec_file, |
| target_pid_to_str (inferior_pid)); |
| gdb_flush (gdb_stdout); |
| } |
| inferior_pid = 0; |
| unpush_target (&child_ops); |
| } |
| |
| /* Print status information about what we're accessing. */ |
| |
| static void |
| child_files_info (ignore) |
| struct target_ops *ignore; |
| { |
| printf_unfiltered ("\tUsing the running image of %s %s.\n", |
| attach_flag ? "attached" : "child", target_pid_to_str (inferior_pid)); |
| } |
| |
| /* ARGSUSED */ |
| static void |
| child_open (arg, from_tty) |
| char *arg; |
| int from_tty; |
| { |
| error ("Use the \"run\" command to start a Mac application."); |
| } |
| |
| /* Start an inferior Mac program and sets inferior_pid to its pid. |
| EXEC_FILE is the file to run. |
| ALLARGS is a string containing the arguments to the program. |
| ENV is the environment vector to pass. Errors reported with error(). */ |
| |
| static void |
| child_create_inferior (exec_file, allargs, env) |
| char *exec_file; |
| char *allargs; |
| char **env; |
| { |
| LaunchParamBlockRec launchparms; |
| FSSpec fsspec; |
| OSErr launch_err; |
| |
| if (!exec_file) |
| { |
| error ("No executable specified, use `target exec'.\n"); |
| } |
| |
| launchparms.launchBlockID = extendedBlock; |
| launchparms.launchEPBLength = extendedBlockLen; |
| launchparms.launchFileFlags = 0; |
| launchparms.launchControlFlags = launchContinue | launchNoFileFlags; |
| fsspec.vRefNum = 0; |
| fsspec.parID = 0; |
| strcpy (fsspec.name + 1, exec_file); |
| fsspec.name[0] = strlen (exec_file); |
| launchparms.launchAppSpec = &fsspec; |
| launchparms.launchAppParameters = nil; |
| |
| launch_err = LaunchApplication (&launchparms); |
| |
| if (launch_err == 999 /*memFullErr */ ) |
| { |
| error ("Not enough memory to launch %s\n", exec_file); |
| } |
| else if (launch_err != noErr) |
| { |
| error ("Error launching %s, code %d\n", exec_file, launch_err); |
| } |
| |
| inferior_pid = launchparms.launchProcessSN.lowLongOfPSN; |
| /* FIXME be sure that high long of PSN is 0 */ |
| |
| push_target (&child_ops); |
| init_wait_for_inferior (); |
| clear_proceed_status (); |
| |
| /* proceed ((CORE_ADDR) -1, TARGET_SIGNAL_0, 0); */ |
| } |
| |
| static void |
| child_mourn_inferior () |
| { |
| unpush_target (&child_ops); |
| generic_mourn_inferior (); |
| } |
| |
| static void |
| child_stop () |
| { |
| } |
| |
| int |
| child_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, |
| int write, struct target_ops *target) |
| { |
| int i; |
| |
| for (i = 0; i < len; ++i) |
| { |
| if (write) |
| { |
| ((char *) memaddr)[i] = myaddr[i]; |
| } |
| else |
| { |
| myaddr[i] = ((char *) memaddr)[i]; |
| } |
| } |
| return len; |
| } |
| |
| void |
| child_kill_inferior (void) |
| { |
| } |
| |
| void |
| child_resume (int pid, int step, enum target_signal signal) |
| { |
| } |
| |
| static void |
| child_prepare_to_store () |
| { |
| /* Do nothing, since we can store individual regs */ |
| } |
| |
| static int |
| child_can_run () |
| { |
| return 1; |
| } |
| |
| static void |
| child_close () |
| { |
| } |
| |
| static void |
| info_proc (args, from_tty) |
| char *args; |
| int from_tty; |
| { |
| ProcessSerialNumber psn; |
| ProcessInfoRec inforec; |
| Str31 name; |
| FSSpecPtr fsspec; |
| OSType code; |
| |
| /* Eventually use args, but not right now. */ |
| |
| psn.highLongOfPSN = 0; |
| psn.lowLongOfPSN = kNoProcess; |
| |
| inforec.processInfoLength = sizeof (ProcessInfoRec); |
| inforec.processName = name; |
| inforec.processAppSpec = fsspec; |
| |
| printf_filtered ("Process Name Sgnt Type PSN Loc Size FreeMem Time\n"); |
| |
| while (GetNextProcess (&psn) == noErr) |
| { |
| if (GetProcessInformation (&psn, &inforec) == noErr) |
| { |
| name[name[0] + 1] = '\0'; |
| printf_filtered ("%-32.32s", name + 1); |
| code = inforec.processSignature; |
| printf_filtered (" %c%c%c%c", |
| (code >> 24) & 0xff, |
| (code >> 16) & 0xff, |
| (code >> 8) & 0xff, |
| (code >> 0) & 0xff); |
| code = inforec.processType; |
| printf_filtered (" %c%c%c%c", |
| (code >> 24) & 0xff, |
| (code >> 16) & 0xff, |
| (code >> 8) & 0xff, |
| (code >> 0) & 0xff); |
| if (psn.highLongOfPSN == 0) |
| printf_filtered (" %9d", psn.lowLongOfPSN); |
| else |
| printf_filtered (" %9d,%9d\n", |
| psn.highLongOfPSN, psn.lowLongOfPSN); |
| printf_filtered (" 0x%x", inforec.processLocation); |
| printf_filtered (" %9d", inforec.processSize); |
| printf_filtered (" %9d", inforec.processFreeMem); |
| printf_filtered (" %9d", inforec.processActiveTime); |
| printf_filtered ("\n"); |
| } |
| } |
| } |
| |
| struct target_ops child_ops; |
| |
| static void |
| init_child_ops (void) |
| { |
| child_ops.to_shortname = "mac"; |
| child_ops.to_longname = "MacOS application"; |
| child_ops.to_doc = "MacOS application (started by the \"run\" command)."; |
| child_ops.to_open = child_open; |
| child_ops.to_close = child_close; |
| child_ops.to_attach = child_attach; |
| child_ops.to_post_attach = NULL; |
| child_ops.to_require_attach = NULL; /* to_require_attach */ |
| child_ops.to_detach = child_detach; |
| child_ops.to_require_detach = NULL; /* to_require_detach */ |
| child_ops.to_resume = child_resume; |
| child_ops.to_wait = child_wait; |
| child_ops.to_post_wait = NULL; /* to_post_wait */ |
| child_ops.to_fetch_registers = child_fetch_inferior_registers; |
| child_ops.to_store_registers = child_store_inferior_registers; |
| child_ops.to_prepare_to_store = child_prepare_to_store; |
| child_ops.to_xfer_memory = child_xfer_memory; |
| child_ops.to_files_info = child_files_info; |
| child_ops.to_insert_breakpoint = memory_insert_breakpoint; |
| child_ops.to_remove_breakpoint = memory_remove_breakpoint; |
| child_ops.to_terminal_init = 0; |
| child_ops.to_terminal_inferior = 0; |
| child_ops.to_terminal_ours_for_output = 0; |
| child_ops.to_terminal_ours = 0; |
| child_ops.to_terminal_info = 0; |
| child_ops.to_kill = child_kill_inferior; |
| child_ops.to_load = 0; |
| child_ops.to_lookup_symbol = 0; |
| child_ops.to_create_inferior = child_create_inferior; |
| child_ops.to_post_startup_inferior = NULL; /* to_post_startup_inferior */ |
| child_ops.to_acknowledge_created_inferior = NULL; /* to_acknowledge_created_inferior */ |
| child_ops.to_clone_and_follow_inferior = NULL; /* to_clone_and_follow_inferior */ |
| child_ops.to_post_follow_inferior_by_clone = NULL; /* to_post_follow_inferior_by_clone */ |
| child_ops.to_insert_fork_catchpoint = NULL; |
| child_ops.to_remove_fork_catchpoint = NULL; |
| child_ops.to_insert_vfork_catchpoint = NULL; |
| child_ops.to_remove_vfork_catchpoint = NULL; |
| child_ops.to_has_forked = NULL; /* to_has_forked */ |
| child_ops.to_has_vforked = NULL; /* to_has_vforked */ |
| child_ops.to_can_follow_vfork_prior_to_exec = NULL; |
| child_ops.to_post_follow_vfork = NULL; /* to_post_follow_vfork */ |
| child_ops.to_insert_exec_catchpoint = NULL; |
| child_ops.to_remove_exec_catchpoint = NULL; |
| child_ops.to_has_execd = NULL; |
| child_ops.to_reported_exec_events_per_exec_call = NULL; |
| child_ops.to_has_exited = NULL; |
| child_ops.to_mourn_inferior = child_mourn_inferior; |
| child_ops.to_can_run = child_can_run; |
| child_ops.to_notice_signals = 0; |
| child_ops.to_thread_alive = 0; |
| child_ops.to_stop = child_stop; |
| child_ops.to_pid_to_exec_file = NULL; /* to_pid_to_exec_file */ |
| child_ops.to_core_file_to_sym_file = NULL; |
| child_ops.to_stratum = process_stratum; |
| child_ops.DONT_USE = 0; |
| child_ops.to_has_all_memory = 1; |
| child_ops.to_has_memory = 1; |
| child_ops.to_has_stack = 1; |
| child_ops.to_has_registers = 1; |
| child_ops.to_has_execution = 1; |
| child_ops.to_sections = 0; |
| child_ops.to_sections_end = 0; |
| child_ops.to_magic = OPS_MAGIC; |
| }; |
| |
| void |
| _initialize_mac_nat () |
| { |
| init_child_ops (); |
| |
| add_info ("proc", info_proc, |
| "Show information about processes."); |
| } |