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- Fix buildid-loading libs w/matching name but different build-id (BZ 

524572).
This commit is contained in:
Jan Kratochvil 2009-09-25 11:06:47 +00:00
parent 4d3aa56117
commit 580e05685a
3 changed files with 193 additions and 126 deletions
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197
gdb-6.3-pie-20050110.patch
View File

@ -26,10 +26,10 @@
Fix scan_dyntag() for binaries provided by valgrind (BZ 460319).
Index: gdb-6.8.91.20090917/gdb/amd64-tdep.c
Index: gdb-6.8.91.20090925/gdb/amd64-tdep.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/amd64-tdep.c 2009-09-17 12:48:49.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/amd64-tdep.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/amd64-tdep.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/amd64-tdep.c 2009-09-25 10:25:45.000000000 +0200
@@ -36,6 +36,7 @@
#include "regcache.h"
#include "regset.h"
@ -138,10 +138,10 @@ Index: gdb-6.8.91.20090917/gdb/amd64-tdep.c
return pc;
}
Index: gdb-6.8.91.20090917/gdb/auxv.c
Index: gdb-6.8.91.20090925/gdb/auxv.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/auxv.c 2009-07-02 19:25:52.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/auxv.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/auxv.c 2009-07-02 19:25:52.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/auxv.c 2009-09-25 10:25:45.000000000 +0200
@@ -78,7 +78,7 @@ procfs_xfer_auxv (struct target_ops *ops
Return 1 if an entry was read into *TYPEP and *VALP. */
static int
@ -230,10 +230,10 @@ Index: gdb-6.8.91.20090917/gdb/auxv.c
break;
}
Index: gdb-6.8.91.20090917/gdb/auxv.h
Index: gdb-6.8.91.20090925/gdb/auxv.h
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/auxv.h 2009-06-07 21:07:08.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/auxv.h 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/auxv.h 2009-06-07 21:07:08.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/auxv.h 2009-09-25 10:25:45.000000000 +0200
@@ -31,14 +31,14 @@
Return 1 if an entry was read into *TYPEP and *VALP. */
extern int target_auxv_parse (struct target_ops *ops,
@ -251,10 +251,10 @@ Index: gdb-6.8.91.20090917/gdb/auxv.h
/* Print the contents of the target's AUXV on the specified file. */
extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
Index: gdb-6.8.91.20090917/gdb/dwarf2read.c
Index: gdb-6.8.91.20090925/gdb/dwarf2read.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/dwarf2read.c 2009-09-17 12:49:20.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/dwarf2read.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/dwarf2read.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/dwarf2read.c 2009-09-25 10:25:45.000000000 +0200
@@ -1717,7 +1717,7 @@ dwarf2_build_psymtabs (struct objfile *o
dwarf2_read_section (objfile, &dwarf2_per_objfile->eh_frame);
dwarf2_read_section (objfile, &dwarf2_per_objfile->frame);
@ -264,10 +264,10 @@ Index: gdb-6.8.91.20090917/gdb/dwarf2read.c
|| (objfile->global_psymbols.size == 0
&& objfile->static_psymbols.size == 0))
{
Index: gdb-6.8.91.20090917/gdb/elfread.c
Index: gdb-6.8.91.20090925/gdb/elfread.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/elfread.c 2009-09-17 12:47:07.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/elfread.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/elfread.c 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/elfread.c 2009-09-25 10:25:45.000000000 +0200
@@ -681,7 +681,7 @@ elf_symfile_read (struct objfile *objfil
/* If we are reinitializing, or if we have never loaded syms yet,
set table to empty. MAINLINE is cleared so that *_read_psymtab
@ -277,10 +277,10 @@ Index: gdb-6.8.91.20090917/gdb/elfread.c
{
init_psymbol_list (objfile, 0);
mainline = 0;
Index: gdb-6.8.91.20090917/gdb/infrun.c
Index: gdb-6.8.91.20090925/gdb/infrun.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/infrun.c 2009-09-17 12:48:50.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/infrun.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/infrun.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/infrun.c 2009-09-25 10:25:45.000000000 +0200
@@ -3659,6 +3659,10 @@ infrun: BPSTAT_WHAT_SET_LONGJMP_RESUME (
#endif
target_terminal_inferior ();
@ -292,10 +292,10 @@ Index: gdb-6.8.91.20090917/gdb/infrun.c
/* If requested, stop when the dynamic linker notifies
gdb of events. This allows the user to get control
and place breakpoints in initializer routines for
Index: gdb-6.8.91.20090917/gdb/objfiles.c
Index: gdb-6.8.91.20090925/gdb/objfiles.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/objfiles.c 2009-09-17 12:47:07.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/objfiles.c 2009-09-17 12:50:20.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/objfiles.c 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/objfiles.c 2009-09-25 10:25:45.000000000 +0200
@@ -53,6 +53,9 @@
#include "observer.h"
#include "complaints.h"
@ -324,10 +324,10 @@ Index: gdb-6.8.91.20090917/gdb/objfiles.c
if (symfile_objfile == NULL)
return 0;
Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
Index: gdb-6.8.91.20090925/gdb/solib-svr4.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/solib-svr4.c 2009-09-17 12:48:50.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/solib-svr4.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/solib-svr4.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/solib-svr4.c 2009-09-25 10:28:07.000000000 +0200
@@ -47,6 +47,7 @@
#include "exec.h"
#include "auxv.h"
@ -704,11 +704,19 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
target_read_string (LM_NAME (new), &buffer,
SO_NAME_MAX_PATH_SIZE - 1, &errcode);
if (errcode != 0)
@@ -1101,47 +1336,60 @@ svr4_current_sos (void)
@@ -1101,63 +1336,76 @@ svr4_current_sos (void)
safe_strerror (errcode));
else
{
- struct build_id *build_id;
-
- strncpy (new->so_original_name, buffer, SO_NAME_MAX_PATH_SIZE - 1);
- new->so_original_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
- /* May get overwritten below. */
- strcpy (new->so_name, new->so_original_name);
-
- build_id = build_id_addr_get (LM_DYNAMIC_FROM_LINK_MAP (new));
- if (build_id != NULL)
+ if (debug_solib)
+ fprintf_unfiltered (gdb_stdlog,
+ "svr4_current_sos: LM_NAME is <%s>\n",
@ -718,25 +726,25 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
+ if (strcmp (buffer, "") == 0)
+ free_so (new);
+ else
+ {
{
- char *name, *build_id_filename;
+ struct build_id *build_id;
- strncpy (new->so_original_name, buffer, SO_NAME_MAX_PATH_SIZE - 1);
- new->so_original_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
- /* May get overwritten below. */
- strcpy (new->so_name, new->so_original_name);
+
+ strncpy (new->so_original_name, buffer, SO_NAME_MAX_PATH_SIZE - 1);
+ new->so_original_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
+ /* May get overwritten below. */
+ strcpy (new->so_name, new->so_original_name);
- build_id = build_id_addr_get (LM_DYNAMIC_FROM_LINK_MAP (new));
- if (build_id != NULL)
- {
- char *name, *build_id_filename;
- /* Missing the build-id matching separate debug info file
- would be handled while SO_NAME gets loaded. */
- name = build_id_to_filename (build_id, &build_id_filename, 0);
- if (name != NULL)
+ build_id = build_id_addr_get (LM_DYNAMIC_FROM_LINK_MAP (new));
+ if (build_id != NULL)
+ {
{
- strncpy (new->so_name, name, SO_NAME_MAX_PATH_SIZE - 1);
- new->so_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
- xfree (name);
+ char *name, *build_id_filename;
+
+ /* Missing the build-id matching separate debug info file
@ -749,21 +757,46 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
+ xfree (name);
+ }
+ else
+ debug_print_missing (new->so_name, build_id_filename);
+ {
+ debug_print_missing (new->so_name, build_id_filename);
+
+ /* In the case the main executable was found according to
+ its build-id (from a core file) prevent loading
+ a different build of a library with accidentally the
+ same SO_NAME.
+
+ It suppresses bogus backtraces (and prints "??" there
+ instead) if the on-disk files no longer match the
+ running program version. */
+
+ if (symfile_objfile != NULL
+ && (symfile_objfile->flags
+ & OBJF_BUILD_ID_CORE_LOADED) != 0)
+ new->so_name[0] = 0;
+ }
+
+ xfree (build_id_filename);
+ xfree (build_id);
+ }
}
- else
- {
- debug_print_missing (new->so_name, build_id_filename);
- /* Missing the build-id matching separate debug info file
- would be handled while SO_NAME gets loaded. */
- name = build_id_to_filename (build_id, &build_id_filename, 0);
- if (name != NULL)
- /* In the case the main executable was found according to
- its build-id (from a core file) prevent loading
- a different build of a library with accidentally the
- same SO_NAME.
-
- It suppresses bogus backtraces (and prints "??" there
- instead) if the on-disk files no longer match the
- running program version. */
-
- if (symfile_objfile != NULL
- && (symfile_objfile->flags
- & OBJF_BUILD_ID_CORE_LOADED) != 0)
- new->so_name[0] = 0;
+ if (debug_solib)
{
- strncpy (new->so_name, name, SO_NAME_MAX_PATH_SIZE - 1);
- new->so_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0';
- xfree (name);
+ {
+ fprintf_unfiltered (gdb_stdlog,
+ "svr4_current_sos: Processing DSO: %s\n",
+ new->so_name);
@ -771,8 +804,6 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
+ "svr4_current_sos: first link entry %d\n",
+ IGNORE_FIRST_LINK_MAP_ENTRY (new));
}
- else
- debug_print_missing (new->so_name, build_id_filename);
- xfree (build_id_filename);
- xfree (build_id);
@ -798,7 +829,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
}
/* On Solaris, the dynamic linker is not in the normal list of
@@ -1157,6 +1405,9 @@ svr4_current_sos (void)
@@ -1173,6 +1421,9 @@ svr4_current_sos (void)
if (head == NULL)
return svr4_default_sos ();
@ -808,7 +839,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
return head;
}
@@ -1189,7 +1440,7 @@ svr4_fetch_objfile_link_map (struct objf
@@ -1205,7 +1456,7 @@ svr4_fetch_objfile_link_map (struct objf
/* On some systems, the only way to recognize the link map entry for
the main executable file is by looking at its name. Return
non-zero iff SONAME matches one of the known main executable names. */
@ -817,7 +848,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
static int
match_main (char *soname)
{
@@ -1203,6 +1454,7 @@ match_main (char *soname)
@@ -1219,6 +1470,7 @@ match_main (char *soname)
return (0);
}
@ -825,7 +856,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
/* Return 1 if PC lies in the dynamic symbol resolution code of the
SVR4 run time loader. */
@@ -1354,15 +1606,29 @@ enable_break (struct svr4_info *info)
@@ -1370,15 +1622,29 @@ enable_break (struct svr4_info *info)
/* Find the program interpreter; if not found, warn the user and drop
into the old breakpoint at symbol code. */
interp_name = find_program_interpreter ();
@ -855,7 +886,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
sym_addr = 0;
@@ -1379,6 +1645,9 @@ enable_break (struct svr4_info *info)
@@ -1395,6 +1661,9 @@ enable_break (struct svr4_info *info)
{
tmp_bfd = solib_bfd_open (interp_name);
}
@ -865,7 +896,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
if (tmp_bfd == NULL)
goto bkpt_at_symbol;
@@ -1436,16 +1705,16 @@ enable_break (struct svr4_info *info)
@@ -1452,16 +1721,16 @@ enable_break (struct svr4_info *info)
interp_sect = bfd_get_section_by_name (tmp_bfd, ".text");
if (interp_sect)
{
@ -886,7 +917,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
interp_plt_sect_high =
interp_plt_sect_low + bfd_section_size (tmp_bfd, interp_sect);
}
@@ -1480,7 +1749,7 @@ enable_break (struct svr4_info *info)
@@ -1496,7 +1765,7 @@ enable_break (struct svr4_info *info)
if (sym_addr != 0)
{
@ -895,7 +926,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
xfree (interp_name);
return 1;
}
@@ -1753,6 +2022,9 @@ svr4_solib_create_inferior_hook (void)
@@ -1769,6 +2038,9 @@ svr4_solib_create_inferior_hook (void)
while (tp->stop_signal != TARGET_SIGNAL_TRAP);
inf->stop_soon = NO_STOP_QUIETLY;
#endif /* defined(_SCO_DS) */
@ -905,7 +936,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
}
static void
@@ -1929,6 +2201,76 @@ svr4_lp64_fetch_link_map_offsets (void)
@@ -1945,6 +2217,76 @@ svr4_lp64_fetch_link_map_offsets (void)
return lmp;
}
@ -982,7 +1013,7 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
struct target_so_ops svr4_so_ops;
@@ -1969,4 +2311,7 @@ _initialize_svr4_solib (void)
@@ -1985,4 +2327,7 @@ _initialize_svr4_solib (void)
svr4_so_ops.same = svr4_same;
observer_attach_inferior_exit (solib_svr4_inferior_exit);
@ -990,10 +1021,10 @@ Index: gdb-6.8.91.20090917/gdb/solib-svr4.c
+ add_info ("linkmap", info_linkmap_command,
+ "Display the inferior's linkmap.");
}
Index: gdb-6.8.91.20090917/gdb/solib.c
Index: gdb-6.8.91.20090925/gdb/solib.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/solib.c 2009-09-17 12:47:07.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/solib.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/solib.c 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/solib.c 2009-09-25 10:25:45.000000000 +0200
@@ -82,6 +82,8 @@ set_solib_ops (struct gdbarch *gdbarch,
/* external data declarations */
@ -1130,10 +1161,10 @@ Index: gdb-6.8.91.20090917/gdb/solib.c
+ NULL, NULL,
+ &setdebuglist, &showdebuglist);
}
Index: gdb-6.8.91.20090917/gdb/solist.h
Index: gdb-6.8.91.20090925/gdb/solist.h
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/solist.h 2009-09-17 12:47:07.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/solist.h 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/solist.h 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/solist.h 2009-09-25 10:25:45.000000000 +0200
@@ -61,6 +61,8 @@ struct so_list
bfd *abfd;
char symbols_loaded; /* flag: symbols read in yet? */
@ -1154,10 +1185,10 @@ Index: gdb-6.8.91.20090917/gdb/solist.h
+extern int debug_solib;
+
#endif
Index: gdb-6.8.91.20090917/gdb/symfile-mem.c
Index: gdb-6.8.91.20090925/gdb/symfile-mem.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/symfile-mem.c 2009-09-17 12:48:49.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/symfile-mem.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/symfile-mem.c 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/symfile-mem.c 2009-09-25 10:25:45.000000000 +0200
@@ -115,7 +115,7 @@ symbol_file_add_from_memory (struct bfd
++i;
}
@ -1167,10 +1198,10 @@ Index: gdb-6.8.91.20090917/gdb/symfile-mem.c
sai, OBJF_SHARED);
/* This might change our ideas about frames already looked at. */
Index: gdb-6.8.91.20090917/gdb/symfile.c
Index: gdb-6.8.91.20090925/gdb/symfile.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/symfile.c 2009-09-17 12:48:50.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/symfile.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/symfile.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/symfile.c 2009-09-25 10:25:45.000000000 +0200
@@ -49,6 +49,7 @@
#include "readline/readline.h"
#include "gdb_assert.h"
@ -1250,7 +1281,7 @@ Index: gdb-6.8.91.20090917/gdb/symfile.c
free_all_objfiles ();
@@ -3369,6 +3378,8 @@ reread_symbols (void)
@@ -3367,6 +3376,8 @@ reread_symbols (void)
/* Discard cleanups as symbol reading was successful. */
discard_cleanups (old_cleanups);
@ -1259,10 +1290,10 @@ Index: gdb-6.8.91.20090917/gdb/symfile.c
/* If the mtime has changed between the time we set new_modtime
and now, we *want* this to be out of date, so don't call stat
again now. */
Index: gdb-6.8.91.20090917/gdb/target.h
Index: gdb-6.8.91.20090925/gdb/target.h
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/target.h 2009-09-17 12:48:49.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/target.h 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/target.h 2009-09-25 10:25:38.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/target.h 2009-09-25 10:25:45.000000000 +0200
@@ -545,7 +545,7 @@ struct target_ops
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
@ -1272,10 +1303,10 @@ Index: gdb-6.8.91.20090917/gdb/target.h
/* Search SEARCH_SPACE_LEN bytes beginning at START_ADDR for the
sequence of bytes in PATTERN with length PATTERN_LEN.
Index: gdb-6.8.91.20090917/gdb/symfile.h
Index: gdb-6.8.91.20090925/gdb/symfile.h
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/symfile.h 2009-09-17 12:48:50.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/symfile.h 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/symfile.h 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/symfile.h 2009-09-25 10:25:45.000000000 +0200
@@ -229,7 +229,13 @@ enum symfile_add_flags
SYMFILE_MAINLINE = 1 << 2,
@ -1291,10 +1322,10 @@ Index: gdb-6.8.91.20090917/gdb/symfile.h
};
extern void syms_from_objfile (struct objfile *,
Index: gdb-6.8.91.20090917/gdb/infcmd.c
Index: gdb-6.8.91.20090925/gdb/infcmd.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/infcmd.c 2009-09-17 12:49:01.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/infcmd.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/infcmd.c 2009-09-25 10:25:39.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/infcmd.c 2009-09-25 10:25:45.000000000 +0200
@@ -2308,6 +2308,9 @@ attach_command_post_wait (char *args, in
post_create_inferior (&current_target, from_tty);
@ -1305,10 +1336,10 @@ Index: gdb-6.8.91.20090917/gdb/infcmd.c
/* Install inferior's terminal modes. */
target_terminal_inferior ();
Index: gdb-6.8.91.20090917/gdb/linux-tdep.c
Index: gdb-6.8.91.20090925/gdb/linux-tdep.c
===================================================================
--- gdb-6.8.91.20090917.orig/gdb/linux-tdep.c 2009-08-04 22:41:13.000000000 +0200
+++ gdb-6.8.91.20090917/gdb/linux-tdep.c 2009-09-17 12:50:07.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/linux-tdep.c 2009-08-04 22:41:13.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/linux-tdep.c 2009-09-25 10:25:45.000000000 +0200
@@ -163,5 +163,7 @@ in this session.\n"));
void
_initialize_linux_tdep (void)

117
gdb-6.6-buildid-locate.patch
View File

@ -1,7 +1,7 @@
Index: gdb-6.8.50.20090909/gdb/corelow.c
Index: gdb-6.8.91.20090925/gdb/corelow.c
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/corelow.c 2009-07-31 17:25:21.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/corelow.c 2009-09-09 19:09:35.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/corelow.c 2009-07-31 17:25:21.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/corelow.c 2009-09-25 09:39:09.000000000 +0200
@@ -45,6 +45,10 @@
#include "exceptions.h"
#include "solib.h"
@ -13,7 +13,7 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
#ifndef O_LARGEFILE
@@ -273,6 +277,50 @@ add_to_thread_list (bfd *abfd, asection
@@ -273,6 +277,52 @@ add_to_thread_list (bfd *abfd, asection
inferior_ptid = ptid; /* Yes, make it current */
}
@ -28,7 +28,7 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
+ char *build_id_filename;
+ struct cleanup *back_to;
+
+ if (exec_bfd != NULL)
+ if (exec_bfd != NULL || symfile_objfile != NULL)
+ return;
+
+ if (target_auxv_search (&current_target, AT_ENTRY, &at_entry) <= 0)
@ -52,6 +52,8 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
+ make_cleanup (xfree, exec_filename);
+ exec_file_attach (exec_filename, from_tty);
+ symbol_file_add_main (exec_filename, from_tty);
+ if (symfile_objfile != NULL)
+ symfile_objfile->flags |= OBJF_BUILD_ID_CORE_LOADED;
+ }
+ else
+ debug_print_missing (_("the main executable file"), build_id_filename);
@ -64,7 +66,7 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
/* This routine opens and sets up the core file bfd. */
static void
@@ -371,6 +419,12 @@ core_open (char *filename, int from_tty)
@@ -371,6 +421,12 @@ core_open (char *filename, int from_tty)
push_target (&core_ops);
discard_cleanups (old_chain);
@ -77,7 +79,7 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
add_inferior_silent (corelow_pid);
/* Do this before acknowledging the inferior, so if
@@ -878,4 +932,11 @@ _initialize_corelow (void)
@@ -878,4 +934,11 @@ _initialize_corelow (void)
init_core_ops ();
add_target (&core_ops);
@ -89,11 +91,11 @@ Index: gdb-6.8.50.20090909/gdb/corelow.c
+ NULL, NULL, NULL,
+ &setlist, &showlist);
}
Index: gdb-6.8.50.20090909/gdb/doc/gdb.texinfo
Index: gdb-6.8.91.20090925/gdb/doc/gdb.texinfo
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/doc/gdb.texinfo 2009-09-09 19:09:31.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/doc/gdb.texinfo 2009-09-09 19:09:35.000000000 +0200
@@ -13764,6 +13764,27 @@ information files.
--- gdb-6.8.91.20090925.orig/gdb/doc/gdb.texinfo 2009-09-25 09:29:58.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/doc/gdb.texinfo 2009-09-25 09:29:58.000000000 +0200
@@ -13895,6 +13895,27 @@ information files.
@end table
@ -121,11 +123,11 @@ Index: gdb-6.8.50.20090909/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-6.8.50.20090909/gdb/solib-svr4.c
Index: gdb-6.8.91.20090925/gdb/solib-svr4.c
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/solib-svr4.c 2009-09-09 19:05:56.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/solib-svr4.c 2009-09-09 19:09:35.000000000 +0200
@@ -1101,9 +1101,33 @@ svr4_current_sos (void)
--- gdb-6.8.91.20090925.orig/gdb/solib-svr4.c 2009-09-25 09:29:57.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/solib-svr4.c 2009-09-25 09:43:14.000000000 +0200
@@ -1101,9 +1101,49 @@ svr4_current_sos (void)
safe_strerror (errcode));
else
{
@ -154,7 +156,23 @@ Index: gdb-6.8.50.20090909/gdb/solib-svr4.c
+ xfree (name);
+ }
+ else
+ debug_print_missing (new->so_name, build_id_filename);
+ {
+ debug_print_missing (new->so_name, build_id_filename);
+
+ /* In the case the main executable was found according to
+ its build-id (from a core file) prevent loading
+ a different build of a library with accidentally the
+ same SO_NAME.
+
+ It suppresses bogus backtraces (and prints "??" there
+ instead) if the on-disk files no longer match the
+ running program version. */
+
+ if (symfile_objfile != NULL
+ && (symfile_objfile->flags
+ & OBJF_BUILD_ID_CORE_LOADED) != 0)
+ new->so_name[0] = 0;
+ }
+
+ xfree (build_id_filename);
+ xfree (build_id);
@ -162,10 +180,10 @@ Index: gdb-6.8.50.20090909/gdb/solib-svr4.c
}
xfree (buffer);
Index: gdb-6.8.50.20090909/gdb/symfile.c
Index: gdb-6.8.91.20090925/gdb/symfile.c
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/symfile.c 2009-09-09 19:09:31.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/symfile.c 2009-09-09 19:09:55.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/symfile.c 2009-09-25 09:29:57.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/symfile.c 2009-09-25 09:29:58.000000000 +0200
@@ -56,6 +56,7 @@
#include "elf-bfd.h"
#include "solib.h"
@ -174,7 +192,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
#include <sys/types.h>
#include <fcntl.h>
@@ -1174,16 +1175,65 @@ symbol_file_clear (int from_tty)
@@ -1173,16 +1174,65 @@ symbol_file_clear (int from_tty)
printf_unfiltered (_("No symbol file now.\n"));
}
@ -242,7 +260,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
{
struct build_id *retval;
@@ -1199,6 +1249,348 @@ build_id_bfd_get (bfd *abfd)
@@ -1198,6 +1248,348 @@ build_id_bfd_get (bfd *abfd)
return retval;
}
@ -591,7 +609,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
/* Return if FILENAME has NT_GNU_BUILD_ID matching the CHECK value. */
static int
@@ -1216,7 +1608,7 @@ build_id_verify (const char *filename, s
@@ -1215,7 +1607,7 @@ build_id_verify (const char *filename, s
if (abfd == NULL)
return 0;
@ -600,7 +618,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
if (found == NULL)
warning (_("File \"%s\" has no build-id, file skipped"), filename);
@@ -1235,8 +1627,9 @@ build_id_verify (const char *filename, s
@@ -1234,8 +1626,9 @@ build_id_verify (const char *filename, s
return retval;
}
@ -612,7 +630,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
{
char *link, *s, *retval = NULL;
gdb_byte *data = build_id->data;
@@ -1244,7 +1637,9 @@ build_id_to_debug_filename (struct build
@@ -1243,7 +1636,9 @@ build_id_to_debug_filename (struct build
/* DEBUG_FILE_DIRECTORY/.build-id/ab/cdef */
link = xmalloc (strlen (debug_file_directory) + (sizeof "/.build-id/" - 1) + 1
@ -623,7 +641,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
s = link + sprintf (link, "%s/.build-id/", debug_file_directory);
if (size > 0)
{
@@ -1255,12 +1650,14 @@ build_id_to_debug_filename (struct build
@@ -1254,12 +1649,14 @@ build_id_to_debug_filename (struct build
*s++ = '/';
while (size-- > 0)
s += sprintf (s, "%02x", (unsigned) *data++);
@ -640,7 +658,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
if (retval != NULL && !build_id_verify (retval, build_id))
{
@@ -1268,9 +1665,150 @@ build_id_to_debug_filename (struct build
@@ -1267,9 +1664,150 @@ build_id_to_debug_filename (struct build
retval = NULL;
}
@ -791,7 +809,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
static char *
get_debug_link_info (struct objfile *objfile, unsigned long *crc32_out)
{
@@ -1353,32 +1891,36 @@ static char *
@@ -1352,32 +1890,36 @@ static char *
find_separate_debug_file (struct objfile *objfile)
{
asection *sect;
@ -836,7 +854,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
}
basename = get_debug_link_info (objfile, &crc32);
@@ -1386,7 +1928,7 @@ find_separate_debug_file (struct objfile
@@ -1385,7 +1927,7 @@ find_separate_debug_file (struct objfile
if (basename == NULL)
/* There's no separate debug info, hence there's no way we could
load it => no warning. */
@ -845,7 +863,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
dir = xstrdup (objfile->name);
@@ -1408,24 +1950,19 @@ find_separate_debug_file (struct objfile
@@ -1407,24 +1949,19 @@ find_separate_debug_file (struct objfile
if (canon_name && strlen (canon_name) > i)
i = strlen (canon_name);
@ -877,7 +895,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
/* Then try in the subdirectory named DEBUG_SUBDIRECTORY. */
strcpy (debugfile, dir);
@@ -1434,12 +1971,7 @@ find_separate_debug_file (struct objfile
@@ -1433,12 +1970,7 @@ find_separate_debug_file (struct objfile
strcat (debugfile, basename);
if (separate_debug_file_exists (debugfile, crc32, objfile->name))
@ -891,7 +909,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
/* Then try in the global debugfile directory. */
strcpy (debugfile, debug_file_directory);
@@ -1448,12 +1980,7 @@ find_separate_debug_file (struct objfile
@@ -1447,12 +1979,7 @@ find_separate_debug_file (struct objfile
strcat (debugfile, basename);
if (separate_debug_file_exists (debugfile, crc32, objfile->name))
@ -905,7 +923,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
/* If the file is in the sysroot, try using its base path in the
global debugfile directory. */
@@ -1467,20 +1994,18 @@ find_separate_debug_file (struct objfile
@@ -1466,20 +1993,18 @@ find_separate_debug_file (struct objfile
strcat (debugfile, basename);
if (separate_debug_file_exists (debugfile, crc32, objfile->name))
@ -933,7 +951,7 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
}
@@ -4231,4 +4756,16 @@ the global debug-file directory prepende
@@ -4229,4 +4754,16 @@ the global debug-file directory prepende
NULL,
show_debug_file_directory,
&setlist, &showlist);
@ -950,10 +968,10 @@ Index: gdb-6.8.50.20090909/gdb/symfile.c
+
+ observer_attach_executable_changed (debug_print_executable_changed);
}
Index: gdb-6.8.50.20090909/gdb/symfile.h
Index: gdb-6.8.91.20090925/gdb/symfile.h
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/symfile.h 2009-09-09 19:05:56.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/symfile.h 2009-09-09 19:09:35.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/symfile.h 2009-09-25 09:29:57.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/symfile.h 2009-09-25 09:29:58.000000000 +0200
@@ -381,6 +381,13 @@ 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);
@ -968,10 +986,10 @@ Index: gdb-6.8.50.20090909/gdb/symfile.h
/* From dwarf2read.c */
extern int dwarf2_has_info (struct objfile *);
Index: gdb-6.8.50.20090909/gdb/testsuite/lib/gdb.exp
Index: gdb-6.8.91.20090925/gdb/testsuite/lib/gdb.exp
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/testsuite/lib/gdb.exp 2009-09-09 19:05:56.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/testsuite/lib/gdb.exp 2009-09-09 19:09:35.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/testsuite/lib/gdb.exp 2009-09-25 09:29:57.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/testsuite/lib/gdb.exp 2009-09-25 09:29:58.000000000 +0200
@@ -1248,6 +1248,16 @@ proc default_gdb_start { } {
warning "Couldn't set the width to 0."
}
@ -989,10 +1007,10 @@ Index: gdb-6.8.50.20090909/gdb/testsuite/lib/gdb.exp
return 0;
}
Index: gdb-6.8.50.20090909/gdb/testsuite/lib/mi-support.exp
Index: gdb-6.8.91.20090925/gdb/testsuite/lib/mi-support.exp
===================================================================
--- gdb-6.8.50.20090909.orig/gdb/testsuite/lib/mi-support.exp 2009-09-09 19:05:56.000000000 +0200
+++ gdb-6.8.50.20090909/gdb/testsuite/lib/mi-support.exp 2009-09-09 19:09:35.000000000 +0200
--- gdb-6.8.91.20090925.orig/gdb/testsuite/lib/mi-support.exp 2009-09-15 20:51:26.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/testsuite/lib/mi-support.exp 2009-09-25 09:29:58.000000000 +0200
@@ -221,6 +221,16 @@ proc default_mi_gdb_start { args } {
}
}
@ -1010,3 +1028,18 @@ Index: gdb-6.8.50.20090909/gdb/testsuite/lib/mi-support.exp
detect_async
Index: gdb-6.8.91.20090925/gdb/objfiles.h
===================================================================
--- gdb-6.8.91.20090925.orig/gdb/objfiles.h 2009-09-25 09:29:57.000000000 +0200
+++ gdb-6.8.91.20090925/gdb/objfiles.h 2009-09-25 09:38:27.000000000 +0200
@@ -428,6 +428,10 @@ struct objfile
#define OBJF_MAIN (1 << 7)
+/* This file was loaded according to the BUILD_ID_CORE_LOADS rules. */
+
+#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). */

5
gdb.spec
View File

@ -14,7 +14,7 @@ Version: 6.8.91.20090925
# The release always contains a leading reserved number, start it at 1.
# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
Release: 1%{?_with_upstream:.upstream}%{?dist}
Release: 2%{?_with_upstream:.upstream}%{?dist}
License: GPLv3+
Group: Development/Debuggers
@ -847,6 +847,9 @@ fi
%endif
%changelog
* Fri Sep 25 2009 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8.91.20090925-2
- Fix buildid-loading libs w/matching name but different build-id (BZ 524572).
* Fri Sep 25 2009 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8.91.20090925-1
- Upgrade to the FSF GDB gdb-7.0 snapshot: 6.8.91.20090925
- archer-jankratochvil-fedora12 commit: 4338ea85c798007c32594032f602db9fd230eba9