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- Upgrade to the FSF GDB snapshot: 7.0.50.20100116

Browse source 
- archer-jankratochvil-fedora13 commit:
    81810a20b2d2c3bf18e151de3cddfc96445b3c46
- [expr-cumulative] Archer branch is missing in this release.
- Update rpm.org#76 workaround for rpm-4.8 using librpm.so.1.
- Dissect archer-jankratochvil-misc into Patch403...Patch408.
- Some regressions exist in this release.
This commit is contained in:
Jan Kratochvil 2010-01-16 22:32:10 +00:00
commit 8c4c91efd9
45 changed files with 6481 additions and 18383 deletions
Download patch file Download diff file Expand all files Collapse all files

217
gdb-6.6-buildid-locate.patch
View file

@ -1,11 +1,11 @@
Index: gdb-7.0/gdb/corelow.c
Index: gdb-7.0.50.20100115/gdb/corelow.c
===================================================================
--- gdb-7.0.orig/gdb/corelow.c 2009-07-31 17:25:21.000000000 +0200
+++ gdb-7.0/gdb/corelow.c 2009-10-23 00:17:29.000000000 +0200
@@ -45,6 +45,10 @@
#include "exceptions.h"
--- gdb-7.0.50.20100115.orig/gdb/corelow.c 2010-01-04 15:57:43.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/corelow.c 2010-01-15 11:14:05.000000000 +0100
@@ -46,6 +46,10 @@
#include "solib.h"
#include "filenames.h"
#include "progspace.h"
+#include "auxv.h"
+#include "elf/common.h"
+#include "objfiles.h"
@ -13,7 +13,7 @@ Index: gdb-7.0/gdb/corelow.c
#ifndef O_LARGEFILE
@@ -273,6 +277,52 @@ add_to_thread_list (bfd *abfd, asection
@@ -290,6 +294,52 @@ add_to_thread_list (bfd *abfd, asection
inferior_ptid = ptid; /* Yes, make it current */
}
@ -66,7 +66,7 @@ Index: gdb-7.0/gdb/corelow.c
/* This routine opens and sets up the core file bfd. */
static void
@@ -371,6 +421,12 @@ core_open (char *filename, int from_tty)
@@ -387,6 +437,12 @@ core_open (char *filename, int from_tty)
push_target (&core_ops);
discard_cleanups (old_chain);
@ -76,10 +76,10 @@ Index: gdb-7.0/gdb/corelow.c
+ if (build_id_core_loads != 0)
+ build_id_locate_exec (from_tty);
+
add_inferior_silent (corelow_pid);
/* Do this before acknowledging the inferior, so if
@@ -878,4 +934,11 @@ _initialize_corelow (void)
post_create_inferior throws (can happen easilly if you're loading
a core file with the wrong exec), we aren't left with threads
@@ -925,4 +981,11 @@ _initialize_corelow (void)
init_core_ops ();
add_target (&core_ops);
@ -91,11 +91,11 @@ Index: gdb-7.0/gdb/corelow.c
+ NULL, NULL, NULL,
+ &setlist, &showlist);
}
Index: gdb-7.0/gdb/doc/gdb.texinfo
Index: gdb-7.0.50.20100115/gdb/doc/gdb.texinfo
===================================================================
--- gdb-7.0.orig/gdb/doc/gdb.texinfo 2009-10-23 00:12:39.000000000 +0200
+++ gdb-7.0/gdb/doc/gdb.texinfo 2009-10-23 00:17:29.000000000 +0200
@@ -13896,6 +13896,27 @@ information files.
--- gdb-7.0.50.20100115.orig/gdb/doc/gdb.texinfo 2010-01-15 03:23:50.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/doc/gdb.texinfo 2010-01-15 11:12:33.000000000 +0100
@@ -14258,6 +14258,27 @@ information files.
@end table
@ -123,11 +123,11 @@ Index: gdb-7.0/gdb/doc/gdb.texinfo
@cindex @code{.gnu_debuglink} sections
@cindex debug link sections
A debug link is a special section of the executable file named
Index: gdb-7.0/gdb/solib-svr4.c
Index: gdb-7.0.50.20100115/gdb/solib-svr4.c
===================================================================
--- gdb-7.0.orig/gdb/solib-svr4.c 2009-10-23 00:12:38.000000000 +0200
+++ gdb-7.0/gdb/solib-svr4.c 2009-10-23 00:17:29.000000000 +0200
@@ -1101,9 +1101,49 @@ svr4_current_sos (void)
--- gdb-7.0.50.20100115.orig/gdb/solib-svr4.c 2010-01-15 03:22:13.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/solib-svr4.c 2010-01-15 11:12:33.000000000 +0100
@@ -1116,9 +1116,49 @@ svr4_current_sos (void)
safe_strerror (errcode));
else
{
@ -180,22 +180,25 @@ Index: gdb-7.0/gdb/solib-svr4.c
}
xfree (buffer);
Index: gdb-7.0/gdb/symfile.c
Index: gdb-7.0.50.20100115/gdb/elfread.c
===================================================================
--- gdb-7.0.orig/gdb/symfile.c 2009-10-23 00:12:38.000000000 +0200
+++ gdb-7.0/gdb/symfile.c 2009-10-23 00:43:28.000000000 +0200
@@ -56,6 +56,7 @@
#include "elf-bfd.h"
#include "solib.h"
#include "remote.h"
--- gdb-7.0.50.20100115.orig/gdb/elfread.c 2010-01-15 03:22:13.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/elfread.c 2010-01-15 11:43:30.000000000 +0100
@@ -36,6 +36,10 @@
#include "gdb-stabs.h"
#include "complaints.h"
#include "demangle.h"
+#include "libbfd.h"
+#include "gdbcore.h"
+#include "gdbcmd.h"
+#include "observer.h"
#include <sys/types.h>
#include <fcntl.h>
@@ -1173,16 +1174,65 @@ symbol_file_clear (int from_tty)
printf_unfiltered (_("No symbol file now.\n"));
extern void _initialize_elfread (void);
@@ -567,6 +571,20 @@ elf_symtab_read (struct objfile *objfile
}
}
}
+/* Locate NT_GNU_BUILD_ID and return its matching debug filename.
+ FIXME: NOTE decoding should be unified with the BFD core notes decoding. */
+
@ -210,10 +213,10 @@ Index: gdb-7.0/gdb/symfile.c
+ fprintf_filtered (file, _("Verbosity level of the build-id locator is %s.\n"),
+ value);
+}
+
struct build_id
{
size_t size;
@@ -574,10 +592,44 @@ struct build_id
gdb_byte data[1];
};
@ -260,7 +263,7 @@ Index: gdb-7.0/gdb/symfile.c
{
struct build_id *retval;
@@ -1198,6 +1248,348 @@ build_id_bfd_get (bfd *abfd)
@@ -593,6 +645,348 @@ build_id_bfd_get (bfd *abfd)
return retval;
}
@ -609,7 +612,7 @@ Index: gdb-7.0/gdb/symfile.c
/* Return if FILENAME has NT_GNU_BUILD_ID matching the CHECK value. */
static int
@@ -1215,7 +1607,7 @@ build_id_verify (const char *filename, s
@@ -607,7 +1001,7 @@ build_id_verify (const char *filename, s
if (abfd == NULL)
return 0;
@ -618,7 +621,7 @@ Index: gdb-7.0/gdb/symfile.c
if (found == NULL)
warning (_("File \"%s\" has no build-id, file skipped"), filename);
@@ -1234,14 +1626,16 @@ build_id_verify (const char *filename, s
@@ -626,14 +1020,16 @@ build_id_verify (const char *filename, s
return retval;
}
@ -639,7 +642,7 @@ Index: gdb-7.0/gdb/symfile.c
/* Keep backward compatibility so that DEBUG_FILE_DIRECTORY being "" will
cause "/.build-id/..." lookups. */
@@ -1272,7 +1666,10 @@ build_id_to_debug_filename (struct build
@@ -664,7 +1060,10 @@ build_id_to_debug_filename (struct build
*s++ = '/';
while (size-- > 0)
s += sprintf (s, "%02x", (unsigned) *data++);
@ -651,7 +654,7 @@ Index: gdb-7.0/gdb/symfile.c
/* lrealpath() is expensive even for the usually non-existent files. */
if (access (link, F_OK) == 0)
@@ -1285,15 +1682,185 @@ build_id_to_debug_filename (struct build
@@ -677,17 +1076,188 @@ build_id_to_debug_filename (struct build
}
if (retval != NULL)
@ -696,9 +699,9 @@ Index: gdb-7.0/gdb/symfile.c
+ xfree (link);
+ xfree (link_all);
+
+ return retval;
+}
+
return retval;
}
+/* This MISSING_FILEPAIR_HASH tracker is used only for the duplicite messages
+ Try to install the hash file ...
+ avoidance. */
@ -721,9 +724,9 @@ Index: gdb-7.0/gdb/symfile.c
+
+ retval = obstack_alloc (&missing_filepair_obstack, size);
+ memset (retval, 0, size);
return retval;
}
+ return retval;
+}
+
+static hashval_t
+missing_filepair_hash_func (const struct missing_filepair *elem)
+{
@ -836,70 +839,88 @@ Index: gdb-7.0/gdb/symfile.c
+}
+
static char *
get_debug_link_info (struct objfile *objfile, unsigned long *crc32_out)
-find_separate_debug_file_by_buildid (struct objfile *objfile)
+find_separate_debug_file_by_buildid (struct objfile *objfile,
+ char **build_id_filename_return)
{
@@ -1384,13 +1951,14 @@ find_separate_debug_file (struct objfile
unsigned long crc32;
asection *sect;
char *basename, *name_copy, *debugdir;
@@ -699,12 +1269,16 @@ find_separate_debug_file_by_buildid (str
int i;
struct build_id *build_id;
+ char *build_id_filename = NULL;
- build_id = build_id_bfd_get (objfile->obfd);
+ if (build_id_filename_return)
+ *build_id_filename_return = NULL;
+
+ build_id = build_id_bfd_shdr_get (objfile->obfd);
if (build_id != NULL)
{
char *build_id_name;
- build_id_name = build_id_to_debug_filename (build_id);
+ build_id_name = build_id_to_filename (build_id, &build_id_filename, 1);
+ build_id_name = build_id_to_filename (build_id, build_id_filename_return,
+ 1);
xfree (build_id);
/* Prevent looping on a stripped .debug file. */
if (build_id_name != NULL && strcmp (build_id_name, objfile->name) == 0)
@@ -1400,7 +1968,10 @@ find_separate_debug_file (struct objfile
@@ -714,7 +1288,7 @@ find_separate_debug_file_by_buildid (str
xfree (build_id_name);
}
else if (build_id_name != NULL)
- return build_id_name;
+ {
+ xfree (build_id_filename);
+ return build_id_name;
+ }
+ return build_id_name;
}
basename = get_debug_link_info (objfile, &crc32);
@@ -1501,8 +2072,10 @@ find_separate_debug_file (struct objfile
xfree (debugfile);
debugfile = NULL;
+ debug_print_missing (objfile->name, build_id_filename);
cleanup_return_debugfile:
+ xfree (build_id_filename);
xfree (canon_name);
xfree (basename);
xfree (dir);
@@ -4256,4 +4829,16 @@ each global debug-file-directory compone
NULL,
show_debug_file_directory,
&setlist, &showlist);
+
+ add_setshow_zinteger_cmd ("build-id-verbose", no_class, &build_id_verbose,
+ _("\
+ Set debugging level of the build-id locator."), _("\
+ Show debugging level of the build-id locator."), _("\
+ Level 1 (default) enables printing the missing debug filenames,\n\
+ level 2 also prints the parsing of binaries to find the identificators."),
+ NULL,
+ show_build_id_verbose,
+ &setlist, &showlist);
+
+ observer_attach_executable_changed (debug_print_executable_changed);
return NULL;
}
Index: gdb-7.0/gdb/symfile.h
@@ -887,9 +1461,10 @@ elf_symfile_read (struct objfile *objfil
`.gnu_debuglink' may no longer be present with `.note.gnu.build-id'. */
else
{
- char *debugfile;
+ char *debugfile, *build_id_filename;
- debugfile = find_separate_debug_file_by_buildid (objfile);
+ debugfile = find_separate_debug_file_by_buildid (objfile,
+ &build_id_filename);
if (debugfile == NULL)
debugfile = find_separate_debug_file_by_debuglink (objfile);
@@ -900,6 +1475,12 @@ elf_symfile_read (struct objfile *objfil
symbol_file_add_separate (abfd, symfile_flags, objfile);
xfree (debugfile);
}
+ /* Check if any separate debug info has been extracted out. */
+ else if (bfd_get_section_by_name (objfile->obfd, ".gnu_debuglink")
+ != NULL)
+ debug_print_missing (objfile->name, build_id_filename);
+
+ xfree (build_id_filename);
}
}
@@ -1072,4 +1653,16 @@ void
_initialize_elfread (void)
{
add_symtab_fns (&elf_sym_fns);
+
+ add_setshow_zinteger_cmd ("build-id-verbose", no_class, &build_id_verbose,
+ _("\
+Set debugging level of the build-id locator."), _("\
+Show debugging level of the build-id locator."), _("\
+Level 1 (default) enables printing the missing debug filenames,\n\
+level 2 also prints the parsing of binaries to find the identificators."),
+ NULL,
+ show_build_id_verbose,
+ &setlist, &showlist);
+
+ observer_attach_executable_changed (debug_print_executable_changed);
}
Index: gdb-7.0.50.20100115/gdb/symfile.h
===================================================================
--- gdb-7.0.orig/gdb/symfile.h 2009-10-23 00:12:38.000000000 +0200
+++ gdb-7.0/gdb/symfile.h 2009-10-23 00:17:29.000000000 +0200
@@ -381,6 +381,13 @@ extern int symfile_map_offsets_to_segmen
--- gdb-7.0.50.20100115.orig/gdb/symfile.h 2010-01-15 03:22:13.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/symfile.h 2010-01-15 11:12:33.000000000 +0100
@@ -392,6 +392,13 @@ extern int symfile_map_offsets_to_segmen
struct symfile_segment_data *get_symfile_segment_data (bfd *abfd);
void free_symfile_segment_data (struct symfile_segment_data *data);
@ -913,10 +934,10 @@ Index: gdb-7.0/gdb/symfile.h
/* From dwarf2read.c */
extern int dwarf2_has_info (struct objfile *);
Index: gdb-7.0/gdb/testsuite/lib/gdb.exp
Index: gdb-7.0.50.20100115/gdb/testsuite/lib/gdb.exp
===================================================================
--- gdb-7.0.orig/gdb/testsuite/lib/gdb.exp 2009-10-23 00:12:38.000000000 +0200
+++ gdb-7.0/gdb/testsuite/lib/gdb.exp 2009-10-23 00:17:29.000000000 +0200
--- gdb-7.0.50.20100115.orig/gdb/testsuite/lib/gdb.exp 2010-01-15 03:22:13.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/testsuite/lib/gdb.exp 2010-01-15 11:12:33.000000000 +0100
@@ -1248,6 +1248,16 @@ proc default_gdb_start { } {
warning "Couldn't set the width to 0."
}
@ -934,10 +955,10 @@ Index: gdb-7.0/gdb/testsuite/lib/gdb.exp
return 0;
}
Index: gdb-7.0/gdb/testsuite/lib/mi-support.exp
Index: gdb-7.0.50.20100115/gdb/testsuite/lib/mi-support.exp
===================================================================
--- gdb-7.0.orig/gdb/testsuite/lib/mi-support.exp 2009-09-15 20:51:26.000000000 +0200
+++ gdb-7.0/gdb/testsuite/lib/mi-support.exp 2009-10-23 00:17:29.000000000 +0200
--- gdb-7.0.50.20100115.orig/gdb/testsuite/lib/mi-support.exp 2010-01-12 22:40:25.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/testsuite/lib/mi-support.exp 2010-01-15 11:12:33.000000000 +0100
@@ -221,6 +221,16 @@ proc default_mi_gdb_start { args } {
}
}
@ -955,11 +976,11 @@ Index: gdb-7.0/gdb/testsuite/lib/mi-support.exp
detect_async
Index: gdb-7.0/gdb/objfiles.h
Index: gdb-7.0.50.20100115/gdb/objfiles.h
===================================================================
--- gdb-7.0.orig/gdb/objfiles.h 2009-10-23 00:12:38.000000000 +0200
+++ gdb-7.0/gdb/objfiles.h 2009-10-23 00:17:29.000000000 +0200
@@ -428,6 +428,10 @@ struct objfile
--- gdb-7.0.50.20100115.orig/gdb/objfiles.h 2010-01-15 03:22:13.000000000 +0100
+++ gdb-7.0.50.20100115/gdb/objfiles.h 2010-01-15 11:14:42.000000000 +0100
@@ -440,6 +440,10 @@ struct objfile
#define OBJF_MAIN (1 << 7)
@ -967,6 +988,6 @@ Index: gdb-7.0/gdb/objfiles.h
+
+#define OBJF_BUILD_ID_CORE_LOADED (1 << 12)
+
/* The object file that the main symbol table was loaded from (e.g. the
argument to the "symbol-file" or "file" command). */
/* The object file that contains the runtime common minimal symbols
for SunOS4. Note that this objfile has no associated BFD. */