X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Finferior.h;h=63245a24a9ac643df178af37a7509fdcf67523bc;hb=dee91e82ae87f379c90fddff8db7c4b54a116609;hp=7cebcbf6bfa10337a47d7b4a06a6b53094914cf7;hpb=1777feb0fea5ec350a86eecf81f71ccc60d4cf6f;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/inferior.h b/gdb/inferior.h index 7cebcbf6bf..63245a24a9 100644 --- a/gdb/inferior.h +++ b/gdb/inferior.h @@ -1,9 +1,8 @@ /* Variables that describe the inferior process running under GDB: Where it is, why it stopped, and how to step it. - Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, - 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, - 2011 Free Software Foundation, Inc. + Copyright (C) 1986, 1988-1996, 1998-2001, 2003-2012 Free Software + Foundation, Inc. This file is part of GDB. @@ -32,6 +31,8 @@ struct regcache; struct ui_out; struct terminal_info; +#include "ptid.h" + /* For bpstat. */ #include "breakpoint.h" @@ -63,36 +64,6 @@ extern void discard_infcall_control_state (struct infcall_control_state *); extern struct regcache * get_infcall_suspend_state_regcache (struct infcall_suspend_state *); -/* The -1 ptid, often used to indicate either an error condition - or a "don't care" condition, i.e, "run all threads." */ -extern ptid_t minus_one_ptid; - -/* The null or zero ptid, often used to indicate no process. */ -extern ptid_t null_ptid; - -/* Attempt to find and return an existing ptid with the given PID, LWP, - and TID components. If none exists, create a new one and return - that. */ -ptid_t ptid_build (int pid, long lwp, long tid); - -/* Find/Create a ptid from just a pid. */ -ptid_t pid_to_ptid (int pid); - -/* Fetch the pid (process id) component from a ptid. */ -int ptid_get_pid (ptid_t ptid); - -/* Fetch the lwp (lightweight process) component from a ptid. */ -long ptid_get_lwp (ptid_t ptid); - -/* Fetch the tid (thread id) component from a ptid. */ -long ptid_get_tid (ptid_t ptid); - -/* Compare two ptids to see if they are equal. */ -extern int ptid_equal (ptid_t p1, ptid_t p2); - -/* Return true if PTID represents a process id. */ -extern int ptid_is_pid (ptid_t ptid); - /* Returns true if PTID matches filter FILTER. FILTER can be the wild card MINUS_ONE_PTID (all ptid match it); can be a ptid representing a process (ptid_is_pid returns true), in which case, all lwps and @@ -142,7 +113,7 @@ extern int step_stop_if_no_debug; /* If set, the inferior should be controlled in non-stop mode. In this mode, each thread is controlled independently. Execution - commands apply only to the the selected thread by default, and stop + commands apply only to the selected thread by default, and stop events stop only the thread that had the event -- the other threads are kept running freely. */ extern int non_stop; @@ -152,6 +123,10 @@ extern int non_stop; detached depends on 'set follow-fork-mode' setting. */ extern int detach_fork; +/* When set (default), the target should attempt to disable the operating + system's address space randomization feature when starting an inferior. */ +extern int disable_randomization; + extern void generic_mourn_inferior (void); extern void terminal_save_ours (void); @@ -171,7 +146,7 @@ extern void address_to_signed_pointer (struct gdbarch *gdbarch, struct type *type, gdb_byte *buf, CORE_ADDR addr); -extern void wait_for_inferior (int treat_exec_as_sigtrap); +extern void wait_for_inferior (void); extern void prepare_for_detach (void); @@ -179,8 +154,6 @@ extern void fetch_inferior_event (void *); extern void init_wait_for_inferior (void); -extern void close_exec_file (void); - extern void reopen_exec_file (void); /* The `resume' routine should only be called in special circumstances. @@ -188,6 +161,12 @@ extern void reopen_exec_file (void); extern void resume (int, enum target_signal); +extern ptid_t user_visible_resume_ptid (int step); + +extern void insert_step_resume_breakpoint_at_sal (struct gdbarch *, + struct symtab_and_line , + struct frame_id); + /* From misc files */ extern void default_print_registers_info (struct gdbarch *gdbarch, @@ -211,7 +190,9 @@ extern void terminal_init_inferior_with_pgrp (int pgrp); extern int fork_inferior (char *, char *, char **, void (*)(void), - void (*)(int), void (*)(void), char *); + void (*)(int), void (*)(void), char *, + void (*)(const char *, + char * const *, char * const *)); extern void startup_inferior (int); @@ -285,6 +266,9 @@ extern void detach_command (char *, int); extern void notice_new_inferior (ptid_t, int, int); +extern struct value *get_return_value (struct type *func_type, + struct type *value_type); + /* Address at which inferior stopped. */ extern CORE_ADDR stop_pc; @@ -346,11 +330,13 @@ enum stop_kind enum exec_direction_kind { EXEC_FORWARD, - EXEC_REVERSE, - EXEC_ERROR + EXEC_REVERSE }; -extern enum exec_direction_kind execution_direction; +/* The current execution direction. This should only be set to enum + exec_direction_kind values. It is only an int to make it + compatible with make_cleanup_restore_integer. */ +extern int execution_direction; /* Save register contents here when executing a "finish" command or are about to pop a stack dummy frame, if-and-only-if proceed_to_finish is set. @@ -366,6 +352,7 @@ extern int debug_displaced; void displaced_step_dump_bytes (struct ui_file *file, const gdb_byte *buf, size_t len); +struct displaced_step_closure *get_displaced_step_closure_by_addr (CORE_ADDR addr); /* Possible values for gdbarch_call_dummy_location. */ #define ON_STACK 1 @@ -434,6 +421,8 @@ struct inferior /* Actual target inferior id, usually, a process id. This matches the ptid_t.pid member of threads of this inferior. */ int pid; + /* True if the PID was actually faked by GDB. */ + int fake_pid_p; /* State of GDB control of inferior process execution. See `struct inferior_control_state'. */ @@ -508,19 +497,15 @@ struct inferior /* Private data used by the target vector implementation. */ struct private_inferior *private; - /* We keep a count of the number of times the user has requested a - particular syscall to be tracked, and pass this information to the - target. This lets capable targets implement filtering directly. */ + /* HAS_EXIT_CODE is true if the inferior exited with an exit code. + In this case, the EXIT_CODE field is also valid. */ + int has_exit_code; + LONGEST exit_code; - /* Number of times that "any" syscall is requested. */ - int any_syscall_count; - - /* Count of each system call. */ - VEC(int) *syscalls_counts; - - /* This counts all syscall catch requests, so we can readily determine - if any catching is necessary. */ - int total_syscalls_count; + /* Default flags to pass to the symbol reading functions. These are + used whenever a new objfile is created. The valid values come + from enum symfile_add_flags. */ + int symfile_flags; /* Per inferior data-pointers required by other GDB modules. */ void **data; @@ -614,12 +599,6 @@ extern struct inferior *iterate_over_inferiors (int (*) (struct inferior *, void *), void *); -/* Prints the list of inferiors and their details on UIOUT. - - If REQUESTED_INFERIOR is not -1, it's the GDB id of the inferior - that should be printed. Otherwise, all inferiors are printed. */ -extern void print_inferior (struct ui_out *uiout, int requested_inferior); - /* Returns true if the inferior list is not empty. */ extern int have_inferiors (void); @@ -635,6 +614,11 @@ extern void set_current_inferior (struct inferior *); extern struct cleanup *save_current_inferior (void); +/* Traverse all inferiors. */ + +#define ALL_INFERIORS(I) \ + for ((I) = inferior_list; (I); (I) = (I)->next) + extern struct inferior *inferior_list; /* Prune away automatically added inferiors that aren't required @@ -647,4 +631,16 @@ extern struct inferior *add_inferior_with_spaces (void); extern void update_observer_mode (void); +extern void update_signals_program_target (void); + +/* In some circumstances we allow a command to specify a numeric + signal. The idea is to keep these circumstances limited so that + users (and scripts) develop portable habits. For comparison, + POSIX.2 `kill' requires that 1,2,3,6,9,14, and 15 work (and using a + numeric signal at all is obsolescent. We are slightly more lenient + and allow 1-15 which should match host signal numbers on most + systems. Use of symbolic signal names is strongly encouraged. */ + +enum target_signal target_signal_from_command (int num); + #endif /* !defined (INFERIOR_H) */