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-rw-r--r--bfd/ChangeLog4
-rw-r--r--bfd/elf.c4
-rw-r--r--gdb/ChangeLog24
-rw-r--r--gdb/NEWS2
-rw-r--r--gdb/corelow.c14
-rw-r--r--gdb/doc/ChangeLog4
-rw-r--r--gdb/doc/gdb.texinfo18
-rw-r--r--gdb/gdbarch.c33
-rw-r--r--gdb/gdbarch.h10
-rwxr-xr-xgdb/gdbarch.sh5
-rw-r--r--gdb/infcmd.c11
-rw-r--r--gdb/linux-tdep.c303
-rw-r--r--gdb/target.c6
-rw-r--r--gdb/target.h7
-rw-r--r--gdb/testsuite/ChangeLog4
-rw-r--r--gdb/testsuite/gdb.base/info-proc.exp14
16 files changed, 444 insertions, 19 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 1ff8574..87cc9d7 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2012-12-14 Tom Tromey <tromey@redhat.com>
+
+ * elf.c (elfcore_grok_note) <NT_FILE>: New case.
+
2012-12-13 H.J. Lu <hongjiu.lu@intel.com>
PR ld/14956
diff --git a/bfd/elf.c b/bfd/elf.c
index f010f5a..a92dd5d 100644
--- a/bfd/elf.c
+++ b/bfd/elf.c
@@ -8626,6 +8626,10 @@ elfcore_grok_note (bfd *abfd, Elf_Internal_Note *note)
return TRUE;
}
+ case NT_FILE:
+ return elfcore_make_note_pseudosection (abfd, ".note.linuxcore.file",
+ note);
+
case NT_SIGINFO:
return elfcore_make_note_pseudosection (abfd, ".note.linuxcore.siginfo",
note);
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index d3c886d..b8dee93 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,27 @@
+2012-12-14 Tom Tromey <tromey@redhat.com>
+
+ * NEWS: Mention "info proc" and core files.
+ * corelow.c (core_info_proc): New function.
+ (init_core_ops): Set to_info_proc.
+ * gdbarch.c, gdbarch.h: Rebuild.
+ * gdbarch.sh (core_info_proc): New method.
+ * infcmd.c (info_proc_cmd_1): Invoke target_info_proc first.
+ * linux-tdep.c (linux_core_info_proc_mappings)
+ (linux_core_info_proc): New functions.
+ (linux_find_memory_region_ftype): New typedef.
+ (linux_find_memory_regions_full): New function, from
+ linux_find_memory_regions.
+ (struct linux_find_memory_regions_data): New.
+ (linux_find_memory_regions_thunk): New function.
+ (linux_find_memory_regions): Rewrite.
+ (struct linux_make_mappings_data): New.
+ (linux_make_mappings_callback)
+ (linux_make_mappings_corefile_notes): New functions.
+ (linux_make_corefile_notes): Call linux_make_mappings_corefile_notes.
+ (linux_init_abi): Call set_gdbarch_core_info_proc.
+ * target.c (target_info_proc): Return 'int'.
+ * target.h (target_info_proc): Update.
+
2012-12-14 Pierre Muller <muller@sourceware.org>
* windows-nat.c (windows_xfer_shared_libraries): Avoid
diff --git a/gdb/NEWS b/gdb/NEWS
index 7c467f8..775e7d3 100644
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -18,6 +18,8 @@
* The 'ptype' and 'whatis' commands now accept an argument to control
type formatting.
+* 'info proc' now works on some core files.
+
* Python scripting
** Vectors can be created with gdb.Type.vector.
diff --git a/gdb/corelow.c b/gdb/corelow.c
index 99611ba..589f231 100644
--- a/gdb/corelow.c
+++ b/gdb/corelow.c
@@ -927,6 +927,19 @@ core_has_registers (struct target_ops *ops)
return (core_bfd != NULL);
}
+/* Implement the to_info_proc method. */
+
+static void
+core_info_proc (struct target_ops *ops, char *args, enum info_proc_what request)
+{
+ struct gdbarch *gdbarch = get_current_arch ();
+
+ /* Since this is the core file target, call the 'core_info_proc'
+ method on gdbarch, not 'info_proc'. */
+ if (gdbarch_core_info_proc_p (gdbarch))
+ gdbarch_core_info_proc (gdbarch, args, request);
+}
+
/* Fill in core_ops with its defined operations and properties. */
static void
@@ -953,6 +966,7 @@ init_core_ops (void)
core_ops.to_has_memory = core_has_memory;
core_ops.to_has_stack = core_has_stack;
core_ops.to_has_registers = core_has_registers;
+ core_ops.to_info_proc = core_info_proc;
core_ops.to_magic = OPS_MAGIC;
if (core_target)
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 535f266..f65e4b7 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,7 @@
+2012-12-14 Tom Tromey <tromey@redhat.com>
+
+ * gdb.texinfo (SVR4 Process Information): Mention core files.
+
2012-12-12 Mircea Gherzan <mircea.gherzan@intel.com>
* gdb.texinfo (GDB/MI Catchpoint Commands): New section.
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index c23e5de..f96d498 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -18649,13 +18649,17 @@ modern FreeBSD systems.
Many versions of SVR4 and compatible systems provide a facility called
@samp{/proc} that can be used to examine the image of a running
-process using file-system subroutines. If @value{GDBN} is configured
-for an operating system with this facility, the command @code{info
-proc} is available to report information about the process running
-your program, or about any process running on your system. @code{info
-proc} works only on SVR4 systems that include the @code{procfs} code.
-This includes, as of this writing, @sc{gnu}/Linux, OSF/1 (Digital
-Unix), Solaris, Irix, but not HP-UX, for example.
+process using file-system subroutines.
+
+If @value{GDBN} is configured for an operating system with this
+facility, the command @code{info proc} is available to report
+information about the process running your program, or about any
+process running on your system. This includes, as of this writing,
+@sc{gnu}/Linux, OSF/1 (Digital Unix), Solaris, and Irix, but
+not HP-UX, for example.
+
+This command may also work on core files that were created on a system
+that has the @samp{/proc} facility.
@table @code
@kindex info proc
diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c
index 6ae453e..32fe26b 100644
--- a/gdb/gdbarch.c
+++ b/gdb/gdbarch.c
@@ -283,6 +283,7 @@ struct gdbarch
int has_dos_based_file_system;
gdbarch_gen_return_address_ftype *gen_return_address;
gdbarch_info_proc_ftype *info_proc;
+ gdbarch_core_info_proc_ftype *core_info_proc;
gdbarch_iterate_over_objfiles_in_search_order_ftype *iterate_over_objfiles_in_search_order;
};
@@ -451,6 +452,7 @@ struct gdbarch startup_gdbarch =
0, /* has_dos_based_file_system */
default_gen_return_address, /* gen_return_address */
0, /* info_proc */
+ 0, /* core_info_proc */
default_iterate_over_objfiles_in_search_order, /* iterate_over_objfiles_in_search_order */
/* startup_gdbarch() */
};
@@ -750,6 +752,7 @@ verify_gdbarch (struct gdbarch *gdbarch)
/* Skip verify of has_dos_based_file_system, invalid_p == 0 */
/* Skip verify of gen_return_address, invalid_p == 0 */
/* Skip verify of info_proc, has predicate. */
+ /* Skip verify of core_info_proc, has predicate. */
/* Skip verify of iterate_over_objfiles_in_search_order, invalid_p == 0 */
buf = ui_file_xstrdup (log, &length);
make_cleanup (xfree, buf);
@@ -868,6 +871,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file)
"gdbarch_dump: convert_register_p = <%s>\n",
host_address_to_string (gdbarch->convert_register_p));
fprintf_unfiltered (file,
+ "gdbarch_dump: gdbarch_core_info_proc_p() = %d\n",
+ gdbarch_core_info_proc_p (gdbarch));
+ fprintf_unfiltered (file,
+ "gdbarch_dump: core_info_proc = <%s>\n",
+ host_address_to_string (gdbarch->core_info_proc));
+ fprintf_unfiltered (file,
"gdbarch_dump: gdbarch_core_pid_to_str_p() = %d\n",
gdbarch_core_pid_to_str_p (gdbarch));
fprintf_unfiltered (file,
@@ -4250,6 +4259,30 @@ set_gdbarch_info_proc (struct gdbarch *gdbarch,
gdbarch->info_proc = info_proc;
}
+int
+gdbarch_core_info_proc_p (struct gdbarch *gdbarch)
+{
+ gdb_assert (gdbarch != NULL);
+ return gdbarch->core_info_proc != NULL;
+}
+
+void
+gdbarch_core_info_proc (struct gdbarch *gdbarch, char *args, enum info_proc_what what)
+{
+ gdb_assert (gdbarch != NULL);
+ gdb_assert (gdbarch->core_info_proc != NULL);
+ if (gdbarch_debug >= 2)
+ fprintf_unfiltered (gdb_stdlog, "gdbarch_core_info_proc called\n");
+ gdbarch->core_info_proc (gdbarch, args, what);
+}
+
+void
+set_gdbarch_core_info_proc (struct gdbarch *gdbarch,
+ gdbarch_core_info_proc_ftype core_info_proc)
+{
+ gdbarch->core_info_proc = core_info_proc;
+}
+
void
gdbarch_iterate_over_objfiles_in_search_order (struct gdbarch *gdbarch, iterate_over_objfiles_in_search_order_cb_ftype *cb, void *cb_data, struct objfile *current_objfile)
{
diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 3d9dc79..572aca3 100644
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -1193,6 +1193,16 @@ typedef void (gdbarch_info_proc_ftype) (struct gdbarch *gdbarch, char *args, enu
extern void gdbarch_info_proc (struct gdbarch *gdbarch, char *args, enum info_proc_what what);
extern void set_gdbarch_info_proc (struct gdbarch *gdbarch, gdbarch_info_proc_ftype *info_proc);
+/* Implement the "info proc" command for core files. Noe that there
+ are two "info_proc"-like methods on gdbarch -- one for core files,
+ one for live targets. */
+
+extern int gdbarch_core_info_proc_p (struct gdbarch *gdbarch);
+
+typedef void (gdbarch_core_info_proc_ftype) (struct gdbarch *gdbarch, char *args, enum info_proc_what what);
+extern void gdbarch_core_info_proc (struct gdbarch *gdbarch, char *args, enum info_proc_what what);
+extern void set_gdbarch_core_info_proc (struct gdbarch *gdbarch, gdbarch_core_info_proc_ftype *core_info_proc);
+
/* Iterate over all objfiles in the order that makes the most sense
for the architecture to make global symbol searches.
diff --git a/gdb/gdbarch.sh b/gdb/gdbarch.sh
index 8a56106..daa1228 100755
--- a/gdb/gdbarch.sh
+++ b/gdb/gdbarch.sh
@@ -943,6 +943,11 @@ m:void:gen_return_address:struct agent_expr *ax, struct axs_value *value, CORE_A
# Implement the "info proc" command.
M:void:info_proc:char *args, enum info_proc_what what:args, what
+# Implement the "info proc" command for core files. Noe that there
+# are two "info_proc"-like methods on gdbarch -- one for core files,
+# one for live targets.
+M:void:core_info_proc:char *args, enum info_proc_what what:args, what
+
# Iterate over all objfiles in the order that makes the most sense
# for the architecture to make global symbol searches.
#
diff --git a/gdb/infcmd.c b/gdb/infcmd.c
index db9b9b5..4e38725 100644
--- a/gdb/infcmd.c
+++ b/gdb/infcmd.c
@@ -2883,10 +2883,13 @@ info_proc_cmd_1 (char *args, enum info_proc_what what, int from_tty)
{
struct gdbarch *gdbarch = get_current_arch ();
- if (gdbarch_info_proc_p (gdbarch))
- gdbarch_info_proc (gdbarch, args, what);
- else
- target_info_proc (args, what);
+ if (!target_info_proc (args, what))
+ {
+ if (gdbarch_info_proc_p (gdbarch))
+ gdbarch_info_proc (gdbarch, args, what);
+ else
+ error (_("Not supported on this target."));
+ }
}
/* Implement `info proc' when given without any futher parameters. */
diff --git a/gdb/linux-tdep.c b/gdb/linux-tdep.c
index dbeed36..d5ad6e3 100644
--- a/gdb/linux-tdep.c
+++ b/gdb/linux-tdep.c
@@ -30,6 +30,8 @@
#include "elf-bfd.h" /* for elfcore_write_* */
#include "inferior.h"
#include "cli/cli-utils.h"
+#include "arch-utils.h"
+#include "gdb_obstack.h"
#include <ctype.h>
@@ -533,11 +535,149 @@ linux_info_proc (struct gdbarch *gdbarch, char *args,
}
}
+/* Implement "info proc mappings" for a corefile. */
+
+static void
+linux_core_info_proc_mappings (struct gdbarch *gdbarch, char *args)
+{
+ asection *section;
+ ULONGEST count, page_size;
+ unsigned char *descdata, *filenames, *descend, *contents;
+ size_t note_size;
+ unsigned int addr_size_bits, addr_size;
+ struct cleanup *cleanup;
+ struct gdbarch *core_gdbarch = gdbarch_from_bfd (core_bfd);
+ /* We assume this for reading 64-bit core files. */
+ gdb_static_assert (sizeof (ULONGEST) >= 8);
+
+ section = bfd_get_section_by_name (core_bfd, ".note.linuxcore.file");
+ if (section == NULL)
+ {
+ warning (_("unable to find mappings in core file"));
+ return;
+ }
+
+ addr_size_bits = gdbarch_addr_bit (core_gdbarch);
+ addr_size = addr_size_bits / 8;
+ note_size = bfd_get_section_size (section);
+
+ if (note_size < 2 * addr_size)
+ error (_("malformed core note - too short for header"));
+
+ contents = xmalloc (note_size);
+ cleanup = make_cleanup (xfree, contents);
+ if (!bfd_get_section_contents (core_bfd, section, contents, 0, note_size))
+ error (_("could not get core note contents"));
+
+ descdata = contents;
+ descend = descdata + note_size;
+
+ if (descdata[note_size - 1] != '\0')
+ error (_("malformed note - does not end with \\0"));
+
+ count = bfd_get (addr_size_bits, core_bfd, descdata);
+ descdata += addr_size;
+
+ page_size = bfd_get (addr_size_bits, core_bfd, descdata);
+ descdata += addr_size;
+
+ if (note_size < 2 * addr_size + count * 3 * addr_size)
+ error (_("malformed note - too short for supplied file count"));
+
+ printf_filtered (_("Mapped address spaces:\n\n"));
+ if (gdbarch_addr_bit (gdbarch) == 32)
+ {
+ printf_filtered ("\t%10s %10s %10s %10s %s\n",
+ "Start Addr",
+ " End Addr",
+ " Size", " Offset", "objfile");
+ }
+ else
+ {
+ printf_filtered (" %18s %18s %10s %10s %s\n",
+ "Start Addr",
+ " End Addr",
+ " Size", " Offset", "objfile");
+ }
+
+ filenames = descdata + count * 3 * addr_size;
+ while (--count > 0)
+ {
+ ULONGEST start, end, file_ofs;
+
+ if (filenames == descend)
+ error (_("malformed note - filenames end too early"));
+
+ start = bfd_get (addr_size_bits, core_bfd, descdata);
+ descdata += addr_size;
+ end = bfd_get (addr_size_bits, core_bfd, descdata);
+ descdata += addr_size;
+ file_ofs = bfd_get (addr_size_bits, core_bfd, descdata);
+ descdata += addr_size;
+
+ file_ofs *= page_size;
+
+ if (gdbarch_addr_bit (gdbarch) == 32)
+ printf_filtered ("\t%10s %10s %10s %10s %s\n",
+ paddress (gdbarch, start),
+ paddress (gdbarch, end),
+ hex_string (end - start),
+ hex_string (file_ofs),
+ filenames);
+ else
+ printf_filtered (" %18s %18s %10s %10s %s\n",
+ paddress (gdbarch, start),
+ paddress (gdbarch, end),
+ hex_string (end - start),
+ hex_string (file_ofs),
+ filenames);
+
+ filenames += 1 + strlen ((char *) filenames);
+ }
+
+ do_cleanups (cleanup);
+}
+
+/* Implement "info proc" for a corefile. */
+
+static void
+linux_core_info_proc (struct gdbarch *gdbarch, char *args,
+ enum info_proc_what what)
+{
+ int exe_f = (what == IP_MINIMAL || what == IP_EXE || what == IP_ALL);
+ int mappings_f = (what == IP_MAPPINGS || what == IP_ALL);
+
+ if (exe_f)
+ {
+ const char *exe;
+
+ exe = bfd_core_file_failing_command (core_bfd);
+ if (exe != NULL)
+ printf_filtered ("exe = '%s'\n", exe);
+ else
+ warning (_("unable to find command name in core file"));
+ }
+
+ if (mappings_f)
+ linux_core_info_proc_mappings (gdbarch, args);
+
+ if (!exe_f && !mappings_f)
+ error (_("unable to handle request"));
+}
+
+typedef int linux_find_memory_region_ftype (ULONGEST vaddr, ULONGEST size,
+ ULONGEST offset, ULONGEST inode,
+ int read, int write,
+ int exec, int modified,
+ const char *filename,
+ void *data);
+
/* List memory regions in the inferior for a corefile. */
static int
-linux_find_memory_regions (struct gdbarch *gdbarch,
- find_memory_region_ftype func, void *obfd)
+linux_find_memory_regions_full (struct gdbarch *gdbarch,
+ linux_find_memory_region_ftype *func,
+ void *obfd)
{
char filename[100];
gdb_byte *data;
@@ -606,7 +746,8 @@ linux_find_memory_regions (struct gdbarch *gdbarch,
modified = 1;
/* Invoke the callback function to create the corefile segment. */
- func (addr, endaddr - addr, read, write, exec, modified, obfd);
+ func (addr, endaddr - addr, offset, inode,
+ read, write, exec, modified, filename, obfd);
}
do_cleanups (cleanup);
@@ -616,6 +757,51 @@ linux_find_memory_regions (struct gdbarch *gdbarch,
return 1;
}
+/* A structure for passing information through
+ linux_find_memory_regions_full. */
+
+struct linux_find_memory_regions_data
+{
+ /* The original callback. */
+
+ find_memory_region_ftype func;
+
+ /* The original datum. */
+
+ void *obfd;
+};
+
+/* A callback for linux_find_memory_regions that converts between the
+ "full"-style callback and find_memory_region_ftype. */
+
+static int
+linux_find_memory_regions_thunk (ULONGEST vaddr, ULONGEST size,
+ ULONGEST offset, ULONGEST inode,
+ int read, int write, int exec, int modified,
+ const char *filename, void *arg)
+{
+ struct linux_find_memory_regions_data *data = arg;
+
+ return data->func (vaddr, size, read, write, exec, modified, data->obfd);
+}
+
+/* A variant of linux_find_memory_regions_full that is suitable as the
+ gdbarch find_memory_regions method. */
+
+static int
+linux_find_memory_regions (struct gdbarch *gdbarch,
+ find_memory_region_ftype func, void *obfd)
+{
+ struct linux_find_memory_regions_data data;
+
+ data.func = func;
+ data.obfd = obfd;
+
+ return linux_find_memory_regions_full (gdbarch,
+ linux_find_memory_regions_thunk,
+ &data);
+}
+
/* Determine which signal stopped execution. */
static int
@@ -712,6 +898,112 @@ linux_spu_make_corefile_notes (bfd *obfd, char *note_data, int *note_size)
return note_data;
}
+/* This is used to pass information from
+ linux_make_mappings_corefile_notes through
+ linux_find_memory_regions_full. */
+
+struct linux_make_mappings_data
+{
+ /* Number of files mapped. */
+ ULONGEST file_count;
+
+ /* The obstack for the main part of the data. */
+ struct obstack *data_obstack;
+
+ /* The filename obstack. */
+ struct obstack *filename_obstack;
+
+ /* The architecture's "long" type. */
+ struct type *long_type;
+};
+
+static linux_find_memory_region_ftype linux_make_mappings_callback;
+
+/* A callback for linux_find_memory_regions_full that updates the
+ mappings data for linux_make_mappings_corefile_notes. */
+
+static int
+linux_make_mappings_callback (ULONGEST vaddr, ULONGEST size,
+ ULONGEST offset, ULONGEST inode,
+ int read, int write, int exec, int modified,
+ const char *filename, void *data)
+{
+ struct linux_make_mappings_data *map_data = data;
+ gdb_byte buf[sizeof (ULONGEST)];
+
+ if (*filename == '\0' || inode == 0)
+ return 0;
+
+ ++map_data->file_count;
+
+ pack_long (buf, map_data->long_type, vaddr);
+ obstack_grow (map_data->data_obstack, buf, TYPE_LENGTH (map_data->long_type));
+ pack_long (buf, map_data->long_type, vaddr + size);
+ obstack_grow (map_data->data_obstack, buf, TYPE_LENGTH (map_data->long_type));
+ pack_long (buf, map_data->long_type, offset);
+ obstack_grow (map_data->data_obstack, buf, TYPE_LENGTH (map_data->long_type));
+
+ obstack_grow_str0 (map_data->filename_obstack, filename);
+
+ return 0;
+}
+
+/* Write the file mapping data to the core file, if possible. OBFD is
+ the output BFD. NOTE_DATA is the current note data, and NOTE_SIZE
+ is a pointer to the note size. Returns the new NOTE_DATA and
+ updates NOTE_SIZE. */
+
+static char *
+linux_make_mappings_corefile_notes (struct gdbarch *gdbarch, bfd *obfd,
+ char *note_data, int *note_size)
+{
+ struct cleanup *cleanup;
+ struct obstack data_obstack, filename_obstack;
+ struct linux_make_mappings_data mapping_data;
+ struct type *long_type
+ = arch_integer_type (gdbarch, gdbarch_long_bit (gdbarch), 0, "long");
+ gdb_byte buf[sizeof (ULONGEST)];
+
+ obstack_init (&data_obstack);
+ cleanup = make_cleanup_obstack_free (&data_obstack);
+ obstack_init (&filename_obstack);
+ make_cleanup_obstack_free (&filename_obstack);
+
+ mapping_data.file_count = 0;
+ mapping_data.data_obstack = &data_obstack;
+ mapping_data.filename_obstack = &filename_obstack;
+ mapping_data.long_type = long_type;
+
+ /* Reserve space for the count. */
+ obstack_blank (&data_obstack, TYPE_LENGTH (long_type));
+ /* We always write the page size as 1 since we have no good way to
+ determine the correct value. */
+ pack_long (buf, long_type, 1);
+ obstack_grow (&data_obstack, buf, TYPE_LENGTH (long_type));
+
+ linux_find_memory_regions_full (gdbarch, linux_make_mappings_callback,
+ &mapping_data);
+
+ if (mapping_data.file_count != 0)
+ {
+ /* Write the count to the obstack. */
+ pack_long (obstack_base (&data_obstack), long_type,
+ mapping_data.file_count);
+
+ /* Copy the filenames to the data obstack. */
+ obstack_grow (&data_obstack, obstack_base (&filename_obstack),
+ obstack_object_size (&filename_obstack));
+
+ note_data = elfcore_write_note (obfd, note_data, note_size,
+ "CORE", NT_FILE,
+ obstack_base (&data_obstack),
+ obstack_object_size (&data_obstack));
+ }
+
+ do_cleanups (cleanup);
+ return note_data;
+}
+
/* Records the thread's register state for the corefile note
section. */
@@ -923,6 +1215,10 @@ linux_make_corefile_notes (struct gdbarch *gdbarch, bfd *obfd, int *note_size,
if (!note_data)
return NULL;
+ /* File mappings. */
+ note_data = linux_make_mappings_corefile_notes (gdbarch, obfd,
+ note_data, note_size);
+
make_cleanup (xfree, note_data);
return note_data;
}
@@ -949,6 +1245,7 @@ linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
set_gdbarch_core_pid_to_str (gdbarch, linux_core_pid_to_str);
set_gdbarch_info_proc (gdbarch, linux_info_proc);
+ set_gdbarch_core_info_proc (gdbarch, linux_core_info_proc);
set_gdbarch_find_memory_regions (gdbarch, linux_find_memory_regions);
set_gdbarch_make_corefile_notes (gdbarch, linux_make_corefile_notes_1);
set_gdbarch_has_shared_address_space (gdbarch,
diff --git a/gdb/target.c b/gdb/target.c
index 5015e51..ebd8085 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -3144,7 +3144,7 @@ target_supports_non_stop (void)
/* Implement the "info proc" command. */
-void
+int
target_info_proc (char *args, enum info_proc_what what)
{
struct target_ops *t;
@@ -3167,11 +3167,11 @@ target_info_proc (char *args, enum info_proc_what what)
fprintf_unfiltered (gdb_stdlog,
"target_info_proc (\"%s\", %d)\n", args, what);
- return;
+ return 1;
}
}
- error (_("Not supported on this target."));
+ return 0;
}
static int
diff --git a/gdb/target.h b/gdb/target.h
index 7907ee1..a832ef8 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -976,9 +976,12 @@ extern void target_store_registers (struct regcache *regcache, int regs);
struct address_space *target_thread_address_space (ptid_t);
-/* Implement the "info proc" command. */
+/* Implement the "info proc" command. This returns one if the request
+ was handled, and zero otherwise. It can also throw an exception if
+ an error was encountered while attempting to handle the
+ request. */
-void target_info_proc (char *, enum info_proc_what);
+int target_info_proc (char *, enum info_proc_what);
/* Returns true if this target can debug multiple processes
simultaneously. */
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 9044a76..f584518 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2012-12-14 Tom Tromey <tromey@redhat.com>
+
+ * gdb.base/info-proc.exp: Add core file tests.
+
2012-12-14 Yufeng Zhang <yufeng.zhang@arm.com>
* gdb.base/kill-after-signal.exp: Disable if gdb,nosignals.
diff --git a/gdb/testsuite/gdb.base/info-proc.exp b/gdb/testsuite/gdb.base/info-proc.exp
index 1cefb6d..0ac0b6e 100644
--- a/gdb/testsuite/gdb.base/info-proc.exp
+++ b/gdb/testsuite/gdb.base/info-proc.exp
@@ -68,3 +68,17 @@ gdb_test "info proc" "process ${decimal}.*" "info proc with process"
gdb_test "info proc mapping" \
".*Mapped address spaces:.*${hex}${ws}${hex}${ws}${hex}${ws}${hex}.*" \
"info proc mapping"
+
+if {[istarget "*-*-linux*"]} {
+ set gcorefile [standard_output_file $testfile.gcore]
+ if {[gdb_gcore_cmd $gcorefile "save a core file"]} {
+ clean_restart $binfile
+
+ gdb_test "core $gcorefile" "Core was generated by.*" \
+ "core [file tail $gcorefile]"
+
+ gdb_test "info proc mapping" \
+ ".*Mapped address spaces:.*${hex}${ws}${hex}${ws}${hex}${ws}${hex}.*" \
+ "info proc mapping with core file"
+ }
+}
generated by cgit v1.1 at 2024-12-02 07:04:34 +0000