/* Generate a core file for the inferior process.
- Copyright (C) 2001-2020 Free Software Foundation, Inc.
+ Copyright (C) 2001-2021 Free Software Foundation, Inc.
This file is part of GDB.
static const char *default_gcore_target (void);
static enum bfd_architecture default_gcore_arch (void);
-static unsigned long default_gcore_mach (void);
static int gcore_memory_sections (bfd *);
/* create_gcore_bfd -- helper for gcore_command (exported).
if (obfd == NULL)
error (_("Failed to open '%s' for output."), filename);
bfd_set_format (obfd.get (), bfd_core);
- bfd_set_arch_mach (obfd.get (), default_gcore_arch (), default_gcore_mach ());
+ bfd_set_arch_mach (obfd.get (), default_gcore_arch (), 0);
return obfd;
}
generation should be converted to gdbarch_make_corefile_notes; at that
point, the target vector method can be removed. */
if (!gdbarch_make_corefile_notes_p (target_gdbarch ()))
- note_data.reset (target_make_corefile_notes (obfd, ¬e_size));
+ note_data = target_make_corefile_notes (obfd, ¬e_size);
else
- note_data.reset (gdbarch_make_corefile_notes (target_gdbarch (), obfd,
- ¬e_size));
+ note_data = gdbarch_make_corefile_notes (target_gdbarch (), obfd,
+ ¬e_size);
if (note_data == NULL || note_size == 0)
error (_("Target does not support core file generation."));
gdb::unique_xmalloc_ptr<char> corefilename;
/* No use generating a corefile without a target process. */
- if (!target_has_execution)
+ if (!target_has_execution ())
noprocess ();
if (args && *args)
fprintf_filtered (gdb_stdout, "Saved corefile %s\n", corefilename.get ());
}
-static unsigned long
-default_gcore_mach (void)
-{
-#if 1 /* See if this even matters... */
- return 0;
-#else
-
- const struct bfd_arch_info *bfdarch = gdbarch_bfd_arch_info (target_gdbarch ());
-
- if (bfdarch != NULL)
- return bfdarch->mach;
- if (exec_bfd == NULL)
- error (_("Can't find default bfd machine type (need execfile)."));
-
- return bfd_get_mach (exec_bfd);
-#endif /* 1 */
-}
-
static enum bfd_architecture
default_gcore_arch (void)
{
if (bfdarch != NULL)
return bfdarch->arch;
- if (exec_bfd == NULL)
+ if (current_program_space->exec_bfd () == NULL)
error (_("Can't find bfd architecture for corefile (need execfile)."));
- return bfd_get_arch (exec_bfd);
+ return bfd_get_arch (current_program_space->exec_bfd ());
}
static const char *
if (gdbarch_gcore_bfd_target_p (target_gdbarch ()))
return gdbarch_gcore_bfd_target (target_gdbarch ());
- /* Otherwise, try to fall back to the exec_bfd target. This will probably
+ /* Otherwise, try to fall back to the exec target. This will probably
not work for non-ELF targets. */
- if (exec_bfd == NULL)
+ if (current_program_space->exec_bfd () == NULL)
return NULL;
else
- return bfd_get_target (exec_bfd);
+ return bfd_get_target (current_program_space->exec_bfd ());
}
/* Derive a reasonable stack segment by unwinding the target stack,
gdb_assert (top);
/* Can't succeed without stack and registers. */
- if (!target_has_stack || !target_has_registers)
+ if (!target_has_stack () || !target_has_registers ())
return 0;
/* Can't succeed without current frame. */
/* This function depends on being able to call a function in the
inferior. */
- if (!target_has_execution)
+ if (!target_has_execution ())
return 0;
/* The following code assumes that the link map is arranged as
}
static void
-make_output_phdrs (bfd *obfd, asection *osec, void *ignored)
+make_output_phdrs (bfd *obfd, asection *osec)
{
int p_flags = 0;
int p_type = 0;
if (read == 0 && write == 0 && exec == 0 && modified == 0)
{
if (info_verbose)
- {
- fprintf_filtered (gdb_stdout, "Ignore segment, %s bytes at %s\n",
- plongest (size), paddress (target_gdbarch (), vaddr));
- }
+ {
+ fprintf_filtered (gdb_stdout, "Ignore segment, %s bytes at %s\n",
+ plongest (size), paddress (target_gdbarch (), vaddr));
+ }
return 0;
}
obfd);
/* Make a heap segment. */
- if (derive_heap_segment (exec_bfd, &temp_bottom, &temp_top))
+ if (derive_heap_segment (current_program_space->exec_bfd (), &temp_bottom,
+ &temp_top))
(*func) (temp_bottom, temp_top - temp_bottom,
1, /* Heap section will be readable. */
1, /* Heap section will be writable. */
}
static void
-gcore_copy_callback (bfd *obfd, asection *osec, void *ignored)
+gcore_copy_callback (bfd *obfd, asection *osec)
{
bfd_size_type size, total_size = bfd_section_size (osec);
file_ptr offset = 0;
}
/* Record phdrs for section-to-segment mapping. */
- bfd_map_over_sections (obfd, make_output_phdrs, NULL);
+ for (asection *sect : gdb_bfd_sections (obfd))
+ make_output_phdrs (obfd, sect);
/* Copy memory region contents. */
- bfd_map_over_sections (obfd, gcore_copy_callback, NULL);
+ for (asection *sect : gdb_bfd_sections (obfd))
+ gcore_copy_callback (obfd, sect);
return 1;
}
+/* See gcore.h. */
+
+thread_info *
+gcore_find_signalled_thread ()
+{
+ thread_info *curr_thr = inferior_thread ();
+ if (curr_thr->state != THREAD_EXITED
+ && curr_thr->suspend.stop_signal != GDB_SIGNAL_0)
+ return curr_thr;
+
+ for (thread_info *thr : current_inferior ()->non_exited_threads ())
+ if (thr->suspend.stop_signal != GDB_SIGNAL_0)
+ return thr;
+
+ /* Default to the current thread, unless it has exited. */
+ if (curr_thr->state != THREAD_EXITED)
+ return curr_thr;
+
+ return nullptr;
+}
+
void _initialize_gcore ();
void
_initialize_gcore ()
{
- add_com ("generate-core-file", class_files, gcore_command, _("\
+ cmd_list_element *generate_core_file_cmd
+ = add_com ("generate-core-file", class_files, gcore_command, _("\
Save a core file with the current state of the debugged process.\n\
Usage: generate-core-file [FILENAME]\n\
Argument is optional filename. Default filename is 'core.PROCESS_ID'."));
- add_com_alias ("gcore", "generate-core-file", class_files, 1);
+ add_com_alias ("gcore", generate_core_file_cmd, class_files, 1);
}