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* dbxread.c (unknown_symchar_complaint): Add new complaint. 

* stabsread.c:  Declare it.
* partial-stab.h:  Use it.

* utils.c (malloc_botch):  Don't forward-declare if NO_MMALLOC.
gdb-4_18-branch
John Gilmore 34 years ago
parent
4d7f562d49
commit
65ce5df44f
4 changed files with 101 additions and 103 deletions
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  1. 8
      gdb/ChangeLog
  2. 76
      gdb/dbxread.c
  3. 9
      gdb/partial-stab.h
  4. 111
      gdb/utils.c

8
gdb/ChangeLog
View File

@ -1,3 +1,11 @@
Thu Apr 15 02:37:48 1993 John Gilmore (gnu@cacophony.cygnus.com)
* dbxread.c (unknown_symchar_complaint): Add new complaint.
* stabsread.c: Declare it.
* partial-stab.h: Use it.
* utils.c (malloc_botch): Don't forward-declare if NO_MMALLOC.
Wed Apr 14 17:12:51 1993 Jim Kingdon (kingdon@cygnus.com)
* stack.c (print_frame_info): Print specially if dummy frame.

76
gdb/dbxread.c
View File

@ -1,5 +1,6 @@
/* Read dbx symbol tables and convert to internal format, for GDB.
Copyright 1986, 1987, 1988, 1989, 1990, 1991 Free Software Foundation, Inc.
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993
Free Software Foundation, Inc.
This file is part of GDB.
@ -165,6 +166,9 @@ struct complaint string_table_offset_complaint =
struct complaint unknown_symtype_complaint =
{"unknown symbol type %s", 0, 0};
struct complaint unknown_symchar_complaint =
{"unknown symbol type character `%c'", 0, 0};
struct complaint lbrac_rbrac_complaint =
{"block start larger than block end", 0, 0};
@ -561,6 +565,9 @@ dbx_symfile_init (objfile)
if (STRING_TABLE_OFFSET == 0)
{
/* It appears that with the existing bfd code, STRING_TABLE_OFFSET
will never be zero, even when there is no string table. This
would appear to be a bug in bfd. */
DBX_STRINGTAB_SIZE (objfile) = 0;
DBX_STRINGTAB (objfile) = NULL;
}
@ -573,28 +580,47 @@ dbx_symfile_init (objfile)
memset ((PTR) size_temp, 0, sizeof (size_temp));
val = bfd_read ((PTR) size_temp, sizeof (size_temp), 1, sym_bfd);
if (val < 0)
perror_with_name (name);
DBX_STRINGTAB_SIZE (objfile) = bfd_h_get_32 (sym_bfd, size_temp);
if (DBX_STRINGTAB_SIZE (objfile) < sizeof (size_temp)
|| DBX_STRINGTAB_SIZE (objfile) > bfd_get_size (sym_bfd))
error ("ridiculous string table size (%d bytes).",
DBX_STRINGTAB_SIZE (objfile));
DBX_STRINGTAB (objfile) =
(char *) obstack_alloc (&objfile -> psymbol_obstack,
DBX_STRINGTAB_SIZE (objfile));
/* Now read in the string table in one big gulp. */
val = bfd_seek (sym_bfd, STRING_TABLE_OFFSET, L_SET);
if (val < 0)
perror_with_name (name);
val = bfd_read (DBX_STRINGTAB (objfile), DBX_STRINGTAB_SIZE (objfile), 1,
sym_bfd);
if (val != DBX_STRINGTAB_SIZE (objfile))
perror_with_name (name);
{
perror_with_name (name);
}
else if (val == 0)
{
/* With the existing bfd code, STRING_TABLE_OFFSET will be set to
EOF if there is no string table, and attempting to read the size
from EOF will read zero bytes. */
DBX_STRINGTAB_SIZE (objfile) = 0;
DBX_STRINGTAB (objfile) = NULL;
}
else
{
/* Read some data that would appear to be the string table size.
If there really is a string table, then it is probably the right
size. Byteswap if necessary and validate the size. Note that
the minimum is DBX_STRINGTAB_SIZE_SIZE. If we just read some
random data that happened to be at STRING_TABLE_OFFSET, because
bfd can't tell us there is no string table, the sanity checks may
or may not catch this. */
DBX_STRINGTAB_SIZE (objfile) = bfd_h_get_32 (sym_bfd, size_temp);
if (DBX_STRINGTAB_SIZE (objfile) < sizeof (size_temp)
|| DBX_STRINGTAB_SIZE (objfile) > bfd_get_size (sym_bfd))
error ("ridiculous string table size (%d bytes).",
DBX_STRINGTAB_SIZE (objfile));
DBX_STRINGTAB (objfile) =
(char *) obstack_alloc (&objfile -> psymbol_obstack,
DBX_STRINGTAB_SIZE (objfile));
/* Now read in the string table in one big gulp. */
val = bfd_seek (sym_bfd, STRING_TABLE_OFFSET, L_SET);
if (val < 0)
perror_with_name (name);
val = bfd_read (DBX_STRINGTAB (objfile), DBX_STRINGTAB_SIZE (objfile), 1,
sym_bfd);
if (val != DBX_STRINGTAB_SIZE (objfile))
perror_with_name (name);
}
}
}
@ -1421,7 +1447,7 @@ read_ofile_symtab (objfile, sym_offset, sym_size, text_offset, text_size,
if (last_source_start_addr == 0)
last_source_start_addr = text_offset;
rtn = end_symtab (text_offset + text_size, 0, 0, objfile);
rtn = end_symtab (text_offset + text_size, 0, 0, objfile, SECT_OFF_TEXT);
end_stabs ();
return (rtn);
}
@ -1668,7 +1694,7 @@ process_one_symbol (type, desc, valu, name, section_offsets, objfile)
patch_subfile_names (current_subfile, name);
break; /* Ignore repeated SOs */
}
end_symtab (valu, 0, 0, objfile);
end_symtab (valu, 0, 0, objfile, SECT_OFF_TEXT);
end_stabs ();
}
start_stabs ();

9
gdb/partial-stab.h
View File

@ -1,6 +1,6 @@
/* Shared code to pre-read a stab (dbx-style), when building a psymtab.
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992 Free Software Foundation,
Inc.
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993
Free Software Foundation, Inc.
This file is part of GDB.
@ -518,9 +518,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Global functions were ignored here, but now they
are put into the global psymtab like one would expect.
They're also in the misc fn vector...
FIXME, why did it used to ignore these? That broke
"i fun" on these functions. */
They're also in the minimal symbol table. */
case 'F':
#ifdef DBXREAD_ONLY
/* Kludges for ELF/STABS with Sun ACC */
@ -563,6 +561,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
Someone says sun cc puts out symbols like
/foo/baz/maclib::/usr/local/bin/maclib,
which would get here with a symbol type of ':'. */
complain (&unknown_symchar_complaint, p[1]);
continue;
}

111
gdb/utils.c
View File

@ -38,12 +38,13 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Prototypes for local functions */
#if !defined (NO_MALLOC_CHECK)
#if defined (NO_MMALLOC) || defined (NO_MMALLOC_CHECK)
#else
static void
malloc_botch PARAMS ((void));
#endif /* NO_MALLOC_CHECK */
#endif /* NO_MMALLOC, etc */
static void
fatal_dump_core (); /* Can't prototype with <varargs.h> usage... */
@ -1135,53 +1136,6 @@ fputs_filtered (linebuffer, stream)
}
}
/* fputs_demangled attempts to demangle NAME, a symbol in language LANG, using
demangling args ARG_MODE, and print it filtered to STREAM. If the name is
not mangled, or the language for the name is unknown, or demangling is off,
the name is printed in its "raw" form. */
void
fputs_demangled (name, stream, arg_mode, lang)
char *name;
FILE *stream;
int arg_mode;
enum language lang;
{
char *demangled;
if (name != NULL)
{
/* If user wants to see raw output, no problem. */
if (!demangle)
{
fputs_filtered (name, stream);
}
else
{
switch (lang)
{
case language_cplus:
demangled = cplus_demangle (name, arg_mode);
break;
/* start-sanitize-chill */
case language_chill:
demangled = chill_demangle (name);
break;
/* end-sanitize-chill */
default:
demangled = NULL;
break;
}
fputs_filtered (demangled ? demangled : name, stream);
if (demangled != NULL)
{
free (demangled);
}
}
}
}
/* Print a variable number of ARGS using format FORMAT. If this
information is going to put the amount written (since the last call
to REINITIALIZE_MORE_FILTER or the last page break) over the page size,
@ -1366,38 +1320,49 @@ print_spaces_filtered (n, stream)
/* C++ demangler stuff. */
/* Print NAME on STREAM, demangling if necessary. */
/* fprintf_symbol_filtered attempts to demangle NAME, a symbol in language
LANG, using demangling args ARG_MODE, and print it filtered to STREAM.
If the name is not mangled, or the language for the name is unknown, or
demangling is off, the name is printed in its "raw" form. */
void
fprint_symbol (stream, name)
fprintf_symbol_filtered (stream, name, lang, arg_mode)
FILE *stream;
char *name;
enum language lang;
int arg_mode;
{
char *demangled = NULL;
char *demangled;
if (demangle)
if (name != NULL)
{
/* Lacking a better method of knowing what demangler to use, pick
one appropriate for whatever the current language is. (FIXME) */
switch (current_language -> la_language)
/* If user wants to see raw output, no problem. */
if (!demangle)
{
case language_cplus:
demangled = cplus_demangle (name, DMGL_PARAMS | DMGL_ANSI);
break;
/* start-sanitize-chill */
case language_chill:
demangled = chill_demangle (name);
break;
/* end-sanitize-chill */
fputs_filtered (name, stream);
}
else
{
switch (lang)
{
case language_cplus:
demangled = cplus_demangle (name, arg_mode);
break;
/* start-sanitize-chill */
case language_chill:
demangled = chill_demangle (name);
break;
/* end-sanitize-chill */
default:
demangled = NULL;
break;
}
fputs_filtered (demangled ? demangled : name, stream);
if (demangled != NULL)
{
free (demangled);
}
}
}
if (demangled == NULL)
{
fputs_filtered (name, stream);
}
else
{
fputs_filtered (demangled, stream);
free (demangled);
}
}

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