gdb/gdb-upstream.patch

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http://sourceware.org/ml/binutils-cvs/2011-07/msg00116.html
### src/include/ChangeLog 2011/07/22 14:37:50 1.546
### src/include/ChangeLog 2011/07/22 20:37:50 1.547
## -1,5 +1,8 @@
2011-07-22 Jakub Jelinek <jakub@redhat.com>
+ * dwarf2.h (DW_AT_GNU_macros): New.
+ (enum dwarf_macro_record_type): New enum. Add DW_MACRO_GNU_*.
+
PR c++/49756
* libiberty.h (stack_limit_increase): New prototype.
--- src/include/dwarf2.h 2011/06/22 15:03:19 1.26
+++ src/include/dwarf2.h 2011/07/22 20:37:50 1.27
@@ -366,6 +366,8 @@
DW_AT_GNU_all_tail_call_sites = 0x2116,
DW_AT_GNU_all_call_sites = 0x2117,
DW_AT_GNU_all_source_call_sites = 0x2118,
+ /* Section offset into .debug_macro section. */
+ DW_AT_GNU_macros = 0x2119,
/* VMS extensions. */
DW_AT_VMS_rtnbeg_pd_address = 0x2201,
/* GNAT extensions. */
@@ -879,6 +881,20 @@
DW_MACINFO_end_file = 4,
DW_MACINFO_vendor_ext = 255
};
+
+/* Names and codes for new style macro information. */
+enum dwarf_macro_record_type
+ {
+ DW_MACRO_GNU_define = 1,
+ DW_MACRO_GNU_undef = 2,
+ DW_MACRO_GNU_start_file = 3,
+ DW_MACRO_GNU_end_file = 4,
+ DW_MACRO_GNU_define_indirect = 5,
+ DW_MACRO_GNU_undef_indirect = 6,
+ DW_MACRO_GNU_transparent_include = 7,
+ DW_MACRO_GNU_lo_user = 0xe0,
+ DW_MACRO_GNU_hi_user = 0xff
+ };
/* @@@ For use with GNU frame unwind information. */
FYI: implement new DWARF macro proposal
http://sourceware.org/ml/gdb-patches/2011-07/msg00732.html
http://sourceware.org/ml/gdb-cvs/2011-07/msg00212.html
### src/gdb/ChangeLog 2011/07/26 15:24:01 1.13224
### src/gdb/ChangeLog 2011/07/26 17:04:21 1.13225
## -1,3 +1,20 @@
+2011-07-26 Tom Tromey <tromey@redhat.com>
+
+ * symfile.h (struct dwarf2_debug_sections) <macro>: New field.
+ * dwarf2read.c (read_indirect_string_at_offset): New function.
+ (read_indirect_string): Use it.
+ (dwarf_decode_macro_bytes): New function, taken from
+ dwarf_decode_macros. Handle DW_MACRO_GNU_*.
+ (dwarf_decode_macros): Use it. handle DW_MACRO_GNU_*.
+ (dwarf_parse_macro_header, skip_form_bytes, skip_unknown_opcode):
+ New functions.
+ (struct dwarf2_per_objfile) <macro>: New field.
+ (dwarf2_elf_names): Add .debug_macro.
+ (dwarf2_macros_too_long_complaint): Add 'section' argument.
+ (dwarf2_locate_sections): Handle new section.
+ (read_file_scope): Handle DW_AT_GNU_macros.
+ (dwarf2_per_objfile_free): Unmap the .debug_macro section.
+
2011-07-26 Paul Pluzhnikov <ppluzhnikov@google.com>
* NEWS: Mention dcache configuration.
--- src/gdb/dwarf2read.c 2011/07/20 15:13:49 1.554
+++ src/gdb/dwarf2read.c 2011/07/26 17:04:23 1.555
@@ -187,6 +187,7 @@
struct dwarf2_section_info line;
struct dwarf2_section_info loc;
struct dwarf2_section_info macinfo;
+ struct dwarf2_section_info macro;
struct dwarf2_section_info str;
struct dwarf2_section_info ranges;
struct dwarf2_section_info frame;
@@ -264,6 +265,7 @@
{ ".debug_line", ".zdebug_line" },
{ ".debug_loc", ".zdebug_loc" },
{ ".debug_macinfo", ".zdebug_macinfo" },
+ { ".debug_macro", ".zdebug_macro" },
{ ".debug_str", ".zdebug_str" },
{ ".debug_ranges", ".zdebug_ranges" },
{ ".debug_types", ".zdebug_types" },
@@ -858,10 +860,11 @@
}
static void
-dwarf2_macros_too_long_complaint (void)
+dwarf2_macros_too_long_complaint (struct dwarf2_section_info *section)
{
complaint (&symfile_complaints,
- _("macro info runs off end of `.debug_macinfo' section"));
+ _("macro info runs off end of `%s' section"),
+ section->asection->name);
}
static void
@@ -1233,7 +1236,9 @@
struct dwarf2_cu *);
static void dwarf_decode_macros (struct line_header *, unsigned int,
- char *, bfd *, struct dwarf2_cu *);
+ char *, bfd *, struct dwarf2_cu *,
+ struct dwarf2_section_info *,
+ int);
static int attr_form_is_block (struct attribute *);
@@ -1438,6 +1443,11 @@
dwarf2_per_objfile->macinfo.asection = sectp;
dwarf2_per_objfile->macinfo.size = bfd_get_section_size (sectp);
}
+ else if (section_is_p (sectp->name, &names->macro))
+ {
+ dwarf2_per_objfile->macro.asection = sectp;
+ dwarf2_per_objfile->macro.size = bfd_get_section_size (sectp);
+ }
else if (section_is_p (sectp->name, &names->str))
{
dwarf2_per_objfile->str.asection = sectp;
@@ -5641,13 +5651,28 @@
refers to information in the line number info statement program
header, so we can only read it if we've read the header
successfully. */
- attr = dwarf2_attr (die, DW_AT_macro_info, cu);
+ attr = dwarf2_attr (die, DW_AT_GNU_macros, cu);
if (attr && cu->line_header)
{
- unsigned int macro_offset = DW_UNSND (attr);
+ if (dwarf2_attr (die, DW_AT_macro_info, cu))
+ complaint (&symfile_complaints,
+ _("CU refers to both DW_AT_GNU_macros and DW_AT_macro_info"));
+
+ dwarf_decode_macros (cu->line_header, DW_UNSND (attr),
+ comp_dir, abfd, cu,
+ &dwarf2_per_objfile->macro, 1);
+ }
+ else
+ {
+ attr = dwarf2_attr (die, DW_AT_macro_info, cu);
+ if (attr && cu->line_header)
+ {
+ unsigned int macro_offset = DW_UNSND (attr);
- dwarf_decode_macros (cu->line_header, macro_offset,
- comp_dir, abfd, cu);
+ dwarf_decode_macros (cu->line_header, macro_offset,
+ comp_dir, abfd, cu,
+ &dwarf2_per_objfile->macinfo, 0);
+ }
}
do_cleanups (back_to);
}
@@ -10262,32 +10287,32 @@
}
static char *
-read_indirect_string (bfd *abfd, gdb_byte *buf,
- const struct comp_unit_head *cu_header,
- unsigned int *bytes_read_ptr)
+read_indirect_string_at_offset (bfd *abfd, LONGEST str_offset)
{
- LONGEST str_offset = read_offset (abfd, buf, cu_header, bytes_read_ptr);
-
dwarf2_read_section (dwarf2_per_objfile->objfile, &dwarf2_per_objfile->str);
if (dwarf2_per_objfile->str.buffer == NULL)
- {
- error (_("DW_FORM_strp used without .debug_str section [in module %s]"),
- bfd_get_filename (abfd));
- return NULL;
- }
+ error (_("DW_FORM_strp used without .debug_str section [in module %s]"),
+ bfd_get_filename (abfd));
if (str_offset >= dwarf2_per_objfile->str.size)
- {
- error (_("DW_FORM_strp pointing outside of "
- ".debug_str section [in module %s]"),
- bfd_get_filename (abfd));
- return NULL;
- }
+ error (_("DW_FORM_strp pointing outside of "
+ ".debug_str section [in module %s]"),
+ bfd_get_filename (abfd));
gdb_assert (HOST_CHAR_BIT == 8);
if (dwarf2_per_objfile->str.buffer[str_offset] == '\0')
return NULL;
return (char *) (dwarf2_per_objfile->str.buffer + str_offset);
}
+static char *
+read_indirect_string (bfd *abfd, gdb_byte *buf,
+ const struct comp_unit_head *cu_header,
+ unsigned int *bytes_read_ptr)
+{
+ LONGEST str_offset = read_offset (abfd, buf, cu_header, bytes_read_ptr);
+
+ return read_indirect_string_at_offset (abfd, str_offset);
+}
+
static unsigned long
read_unsigned_leb128 (bfd *abfd, gdb_byte *buf, unsigned int *bytes_read_ptr)
{
@@ -14669,117 +14694,205 @@
dwarf2_macro_malformed_definition_complaint (body);
}
+/* Skip some bytes from BYTES according to the form given in FORM.
+ Returns the new pointer. */
-static void
-dwarf_decode_macros (struct line_header *lh, unsigned int offset,
- char *comp_dir, bfd *abfd,
- struct dwarf2_cu *cu)
+static gdb_byte *
+skip_form_bytes (bfd *abfd, gdb_byte *bytes,
+ enum dwarf_form form,
+ unsigned int offset_size,
+ struct dwarf2_section_info *section)
{
- gdb_byte *mac_ptr, *mac_end;
- struct macro_source_file *current_file = 0;
- enum dwarf_macinfo_record_type macinfo_type;
- int at_commandline;
+ unsigned int bytes_read;
- dwarf2_read_section (dwarf2_per_objfile->objfile,
- &dwarf2_per_objfile->macinfo);
- if (dwarf2_per_objfile->macinfo.buffer == NULL)
+ switch (form)
{
- complaint (&symfile_complaints, _("missing .debug_macinfo section"));
- return;
+ case DW_FORM_data1:
+ case DW_FORM_flag:
+ ++bytes;
+ break;
+
+ case DW_FORM_data2:
+ bytes += 2;
+ break;
+
+ case DW_FORM_data4:
+ bytes += 4;
+ break;
+
+ case DW_FORM_data8:
+ bytes += 8;
+ break;
+
+ case DW_FORM_string:
+ read_direct_string (abfd, bytes, &bytes_read);
+ bytes += bytes_read;
+ break;
+
+ case DW_FORM_sec_offset:
+ case DW_FORM_strp:
+ bytes += offset_size;
+ break;
+
+ case DW_FORM_block:
+ bytes += read_unsigned_leb128 (abfd, bytes, &bytes_read);
+ bytes += bytes_read;
+ break;
+
+ case DW_FORM_block1:
+ bytes += 1 + read_1_byte (abfd, bytes);
+ break;
+ case DW_FORM_block2:
+ bytes += 2 + read_2_bytes (abfd, bytes);
+ break;
+ case DW_FORM_block4:
+ bytes += 4 + read_4_bytes (abfd, bytes);
+ break;
+
+ case DW_FORM_sdata:
+ case DW_FORM_udata:
+ bytes = skip_leb128 (abfd, bytes);
+ break;
+
+ default:
+ {
+ complain:
+ complaint (&symfile_complaints,
+ _("invalid form 0x%x in `%s'"),
+ form,
+ section->asection->name);
+ return NULL;
+ }
}
- /* First pass: Find the name of the base filename.
- This filename is needed in order to process all macros whose definition
- (or undefinition) comes from the command line. These macros are defined
- before the first DW_MACINFO_start_file entry, and yet still need to be
- associated to the base file.
+ return bytes;
+}
- To determine the base file name, we scan the macro definitions until we
- reach the first DW_MACINFO_start_file entry. We then initialize
- CURRENT_FILE accordingly so that any macro definition found before the
- first DW_MACINFO_start_file can still be associated to the base file. */
+/* A helper for dwarf_decode_macros that handles skipping an unknown
+ opcode. Returns an updated pointer to the macro data buffer; or,
+ on error, issues a complaint and returns NULL. */
- mac_ptr = dwarf2_per_objfile->macinfo.buffer + offset;
- mac_end = dwarf2_per_objfile->macinfo.buffer
- + dwarf2_per_objfile->macinfo.size;
+static gdb_byte *
+skip_unknown_opcode (unsigned int opcode,
+ gdb_byte **opcode_definitions,
+ gdb_byte *mac_ptr,
+ bfd *abfd,
+ unsigned int offset_size,
+ struct dwarf2_section_info *section)
+{
+ unsigned int bytes_read, i;
+ unsigned long arg;
+ gdb_byte *defn;
- do
+ if (opcode_definitions[opcode] == NULL)
{
- /* Do we at least have room for a macinfo type byte? */
- if (mac_ptr >= mac_end)
- {
- /* Complaint is printed during the second pass as GDB will probably
- stop the first pass earlier upon finding
- DW_MACINFO_start_file. */
- break;
- }
+ complaint (&symfile_complaints,
+ _("unrecognized DW_MACFINO opcode 0x%x"),
+ opcode);
+ return NULL;
+ }
- macinfo_type = read_1_byte (abfd, mac_ptr);
- mac_ptr++;
+ defn = opcode_definitions[opcode];
+ arg = read_unsigned_leb128 (abfd, defn, &bytes_read);
+ defn += bytes_read;
- switch (macinfo_type)
- {
- /* A zero macinfo type indicates the end of the macro
- information. */
- case 0:
- break;
+ for (i = 0; i < arg; ++i)
+ {
+ mac_ptr = skip_form_bytes (abfd, mac_ptr, defn[i], offset_size, section);
+ if (mac_ptr == NULL)
+ {
+ /* skip_form_bytes already issued the complaint. */
+ return NULL;
+ }
+ }
- case DW_MACINFO_define:
- case DW_MACINFO_undef:
- /* Only skip the data by MAC_PTR. */
- {
- unsigned int bytes_read;
+ return mac_ptr;
+}
- read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- read_direct_string (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- }
- break;
+/* A helper function which parses the header of a macro section.
+ If the macro section is the extended (for now called "GNU") type,
+ then this updates *OFFSET_SIZE. Returns a pointer to just after
+ the header, or issues a complaint and returns NULL on error. */
- case DW_MACINFO_start_file:
- {
- unsigned int bytes_read;
- int line, file;
+static gdb_byte *
+dwarf_parse_macro_header (gdb_byte **opcode_definitions,
+ bfd *abfd,
+ gdb_byte *mac_ptr,
+ unsigned int *offset_size,
+ int section_is_gnu)
+{
+ memset (opcode_definitions, 0, 256 * sizeof (gdb_byte *));
- line = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- file = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
+ if (section_is_gnu)
+ {
+ unsigned int version, flags;
- current_file = macro_start_file (file, line, current_file,
- comp_dir, lh, cu->objfile);
- }
- break;
+ version = read_2_bytes (abfd, mac_ptr);
+ if (version != 4)
+ {
+ complaint (&symfile_complaints,
+ _("unrecognized version `%d' in .debug_macro section"),
+ version);
+ return NULL;
+ }
+ mac_ptr += 2;
- case DW_MACINFO_end_file:
- /* No data to skip by MAC_PTR. */
- break;
+ flags = read_1_byte (abfd, mac_ptr);
+ ++mac_ptr;
+ *offset_size = (flags & 1) ? 8 : 4;
- case DW_MACINFO_vendor_ext:
- /* Only skip the data by MAC_PTR. */
- {
- unsigned int bytes_read;
+ if ((flags & 2) != 0)
+ /* We don't need the line table offset. */
+ mac_ptr += *offset_size;
- read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- read_direct_string (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- }
- break;
+ /* Vendor opcode descriptions. */
+ if ((flags & 4) != 0)
+ {
+ unsigned int i, count;
- default:
- break;
+ count = read_1_byte (abfd, mac_ptr);
+ ++mac_ptr;
+ for (i = 0; i < count; ++i)
+ {
+ unsigned int opcode, bytes_read;
+ unsigned long arg;
+
+ opcode = read_1_byte (abfd, mac_ptr);
+ ++mac_ptr;
+ opcode_definitions[opcode] = mac_ptr;
+ arg = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ mac_ptr += arg;
+ }
}
- } while (macinfo_type != 0 && current_file == NULL);
+ }
- /* Second pass: Process all entries.
+ return mac_ptr;
+}
- Use the AT_COMMAND_LINE flag to determine whether we are still processing
- command-line macro definitions/undefinitions. This flag is unset when we
- reach the first DW_MACINFO_start_file entry. */
+/* A helper for dwarf_decode_macros that handles the GNU extensions,
+ including DW_GNU_MACINFO_transparent_include. */
+
+static void
+dwarf_decode_macro_bytes (bfd *abfd, gdb_byte *mac_ptr, gdb_byte *mac_end,
+ struct macro_source_file *current_file,
+ struct line_header *lh, char *comp_dir,
+ struct dwarf2_section_info *section,
+ int section_is_gnu,
+ unsigned int offset_size,
+ struct objfile *objfile)
+{
+ enum dwarf_macro_record_type macinfo_type;
+ int at_commandline;
+ gdb_byte *opcode_definitions[256];
- mac_ptr = dwarf2_per_objfile->macinfo.buffer + offset;
+ mac_ptr = dwarf_parse_macro_header (opcode_definitions, abfd, mac_ptr,
+ &offset_size, section_is_gnu);
+ if (mac_ptr == NULL)
+ {
+ /* We already issued a complaint. */
+ return;
+ }
/* Determines if GDB is still before first DW_MACINFO_start_file. If true
GDB is still reading the definitions from command line. First
@@ -14795,13 +14908,15 @@
/* Do we at least have room for a macinfo type byte? */
if (mac_ptr >= mac_end)
{
- dwarf2_macros_too_long_complaint ();
+ dwarf2_macros_too_long_complaint (section);
break;
}
macinfo_type = read_1_byte (abfd, mac_ptr);
mac_ptr++;
+ /* Note that we rely on the fact that the corresponding GNU and
+ DWARF constants are the same. */
switch (macinfo_type)
{
/* A zero macinfo type indicates the end of the macro
@@ -14809,29 +14924,45 @@
case 0:
break;
- case DW_MACINFO_define:
- case DW_MACINFO_undef:
+ case DW_MACRO_GNU_define:
+ case DW_MACRO_GNU_undef:
+ case DW_MACRO_GNU_define_indirect:
+ case DW_MACRO_GNU_undef_indirect:
{
unsigned int bytes_read;
int line;
char *body;
+ int is_define;
- line = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- body = read_direct_string (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
+ line = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+
+ if (macinfo_type == DW_MACRO_GNU_define
+ || macinfo_type == DW_MACRO_GNU_undef)
+ {
+ body = read_direct_string (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ }
+ else
+ {
+ LONGEST str_offset;
+
+ str_offset = read_offset_1 (abfd, mac_ptr, offset_size);
+ mac_ptr += offset_size;
+ body = read_indirect_string_at_offset (abfd, str_offset);
+ }
+
+ is_define = (macinfo_type == DW_MACRO_GNU_define
+ || macinfo_type == DW_MACRO_GNU_define_indirect);
if (! current_file)
{
/* DWARF violation as no main source is present. */
complaint (&symfile_complaints,
_("debug info with no main source gives macro %s "
"on line %d: %s"),
- macinfo_type == DW_MACINFO_define ?
- _("definition") :
- macinfo_type == DW_MACINFO_undef ?
- _("undefinition") :
- _("something-or-other"), line, body);
+ is_define ? _("definition") : _("undefinition"),
+ line, body);
break;
}
if ((line == 0 && !at_commandline)
@@ -14839,21 +14970,21 @@
complaint (&symfile_complaints,
_("debug info gives %s macro %s with %s line %d: %s"),
at_commandline ? _("command-line") : _("in-file"),
- macinfo_type == DW_MACINFO_define ?
- _("definition") :
- macinfo_type == DW_MACINFO_undef ?
- _("undefinition") :
- _("something-or-other"),
+ is_define ? _("definition") : _("undefinition"),
line == 0 ? _("zero") : _("non-zero"), line, body);
- if (macinfo_type == DW_MACINFO_define)
+ if (is_define)
parse_macro_definition (current_file, line, body);
- else if (macinfo_type == DW_MACINFO_undef)
- macro_undef (current_file, line, body);
+ else
+ {
+ gdb_assert (macinfo_type == DW_MACRO_GNU_undef
+ || macinfo_type == DW_MACRO_GNU_undef_indirect);
+ macro_undef (current_file, line, body);
+ }
}
break;
- case DW_MACINFO_start_file:
+ case DW_MACRO_GNU_start_file:
{
unsigned int bytes_read;
int line, file;
@@ -14873,17 +15004,18 @@
if (at_commandline)
{
- /* This DW_MACINFO_start_file was executed in the pass one. */
+ /* This DW_MACRO_GNU_start_file was executed in the
+ pass one. */
at_commandline = 0;
}
else
current_file = macro_start_file (file, line,
current_file, comp_dir,
- lh, cu->objfile);
+ lh, objfile);
}
break;
- case DW_MACINFO_end_file:
+ case DW_MACRO_GNU_end_file:
if (! current_file)
complaint (&symfile_complaints,
_("macro debug info has an unmatched "
@@ -14893,7 +15025,7 @@
current_file = current_file->included_by;
if (! current_file)
{
- enum dwarf_macinfo_record_type next_type;
+ enum dwarf_macro_record_type next_type;
/* GCC circa March 2002 doesn't produce the zero
type byte marking the end of the compilation
@@ -14903,7 +15035,7 @@
/* Do we at least have room for a macinfo type byte? */
if (mac_ptr >= mac_end)
{
- dwarf2_macros_too_long_complaint ();
+ dwarf2_macros_too_long_complaint (section);
return;
}
@@ -14920,23 +15052,199 @@
}
break;
+ case DW_MACRO_GNU_transparent_include:
+ {
+ LONGEST offset;
+
+ offset = read_offset_1 (abfd, mac_ptr, offset_size);
+ mac_ptr += offset_size;
+
+ dwarf_decode_macro_bytes (abfd,
+ section->buffer + offset,
+ mac_end, current_file,
+ lh, comp_dir,
+ section, section_is_gnu,
+ offset_size, objfile);
+ }
+ break;
+
case DW_MACINFO_vendor_ext:
- {
- unsigned int bytes_read;
- int constant;
+ if (!section_is_gnu)
+ {
+ unsigned int bytes_read;
+ int constant;
- constant = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
- read_direct_string (abfd, mac_ptr, &bytes_read);
- mac_ptr += bytes_read;
+ constant = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ read_direct_string (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
- /* We don't recognize any vendor extensions. */
- }
- break;
+ /* We don't recognize any vendor extensions. */
+ break;
+ }
+ /* FALLTHROUGH */
+
+ default:
+ mac_ptr = skip_unknown_opcode (macinfo_type, opcode_definitions,
+ mac_ptr, abfd, offset_size,
+ section);
+ if (mac_ptr == NULL)
+ return;
+ break;
}
} while (macinfo_type != 0);
}
+static void
+dwarf_decode_macros (struct line_header *lh, unsigned int offset,
+ char *comp_dir, bfd *abfd,
+ struct dwarf2_cu *cu,
+ struct dwarf2_section_info *section,
+ int section_is_gnu)
+{
+ gdb_byte *mac_ptr, *mac_end;
+ struct macro_source_file *current_file = 0;
+ enum dwarf_macro_record_type macinfo_type;
+ unsigned int offset_size = cu->header.offset_size;
+ gdb_byte *opcode_definitions[256];
+
+ dwarf2_read_section (dwarf2_per_objfile->objfile, section);
+ if (section->buffer == NULL)
+ {
+ complaint (&symfile_complaints, _("missing %s section"),
+ section->asection->name);
+ return;
+ }
+
+ /* First pass: Find the name of the base filename.
+ This filename is needed in order to process all macros whose definition
+ (or undefinition) comes from the command line. These macros are defined
+ before the first DW_MACINFO_start_file entry, and yet still need to be
+ associated to the base file.
+
+ To determine the base file name, we scan the macro definitions until we
+ reach the first DW_MACINFO_start_file entry. We then initialize
+ CURRENT_FILE accordingly so that any macro definition found before the
+ first DW_MACINFO_start_file can still be associated to the base file. */
+
+ mac_ptr = section->buffer + offset;
+ mac_end = section->buffer + section->size;
+
+ mac_ptr = dwarf_parse_macro_header (opcode_definitions, abfd, mac_ptr,
+ &offset_size, section_is_gnu);
+ if (mac_ptr == NULL)
+ {
+ /* We already issued a complaint. */
+ return;
+ }
+
+ do
+ {
+ /* Do we at least have room for a macinfo type byte? */
+ if (mac_ptr >= mac_end)
+ {
+ /* Complaint is printed during the second pass as GDB will probably
+ stop the first pass earlier upon finding
+ DW_MACINFO_start_file. */
+ break;
+ }
+
+ macinfo_type = read_1_byte (abfd, mac_ptr);
+ mac_ptr++;
+
+ /* Note that we rely on the fact that the corresponding GNU and
+ DWARF constants are the same. */
+ switch (macinfo_type)
+ {
+ /* A zero macinfo type indicates the end of the macro
+ information. */
+ case 0:
+ break;
+
+ case DW_MACRO_GNU_define:
+ case DW_MACRO_GNU_undef:
+ /* Only skip the data by MAC_PTR. */
+ {
+ unsigned int bytes_read;
+
+ read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ read_direct_string (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ }
+ break;
+
+ case DW_MACRO_GNU_start_file:
+ {
+ unsigned int bytes_read;
+ int line, file;
+
+ line = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ file = read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+
+ current_file = macro_start_file (file, line, current_file,
+ comp_dir, lh, cu->objfile);
+ }
+ break;
+
+ case DW_MACRO_GNU_end_file:
+ /* No data to skip by MAC_PTR. */
+ break;
+
+ case DW_MACRO_GNU_define_indirect:
+ case DW_MACRO_GNU_undef_indirect:
+ {
+ unsigned int bytes_read;
+
+ read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ mac_ptr += offset_size;
+ }
+ break;
+
+ case DW_MACRO_GNU_transparent_include:
+ /* Note that, according to the spec, a transparent include
+ chain cannot call DW_MACRO_GNU_start_file. So, we can just
+ skip this opcode. */
+ mac_ptr += offset_size;
+ break;
+
+ case DW_MACINFO_vendor_ext:
+ /* Only skip the data by MAC_PTR. */
+ if (!section_is_gnu)
+ {
+ unsigned int bytes_read;
+
+ read_unsigned_leb128 (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ read_direct_string (abfd, mac_ptr, &bytes_read);
+ mac_ptr += bytes_read;
+ }
+ /* FALLTHROUGH */
+
+ default:
+ mac_ptr = skip_unknown_opcode (macinfo_type, opcode_definitions,
+ mac_ptr, abfd, offset_size,
+ section);
+ if (mac_ptr == NULL)
+ return;
+ break;
+ }
+ } while (macinfo_type != 0 && current_file == NULL);
+
+ /* Second pass: Process all entries.
+
+ Use the AT_COMMAND_LINE flag to determine whether we are still processing
+ command-line macro definitions/undefinitions. This flag is unset when we
+ reach the first DW_MACINFO_start_file entry. */
+
+ dwarf_decode_macro_bytes (abfd, section->buffer + offset, mac_end,
+ current_file, lh, comp_dir, section, section_is_gnu,
+ offset_size, cu->objfile);
+}
+
/* Check if the attribute's form is a DW_FORM_block*
if so return true else false. */
static int
@@ -15663,6 +15971,7 @@
munmap_section_buffer (&data->line);
munmap_section_buffer (&data->loc);
munmap_section_buffer (&data->macinfo);
+ munmap_section_buffer (&data->macro);
munmap_section_buffer (&data->str);
munmap_section_buffer (&data->ranges);
munmap_section_buffer (&data->frame);
--- src/gdb/symfile.h 2011/06/10 21:48:04 1.93
+++ src/gdb/symfile.h 2011/07/26 17:04:23 1.94
@@ -582,6 +582,7 @@
struct dwarf2_section_names line;
struct dwarf2_section_names loc;
struct dwarf2_section_names macinfo;
+ struct dwarf2_section_names macro;
struct dwarf2_section_names str;
struct dwarf2_section_names ranges;
struct dwarf2_section_names types;
Re: FYI: implement new DWARF macro proposal
http://sourceware.org/ml/gdb-patches/2011-07/msg00759.html
http://sourceware.org/ml/gdb-cvs/2011-07/msg00224.html
### src/gdb/ChangeLog 2011/07/26 21:09:05 1.13229
### src/gdb/ChangeLog 2011/07/27 14:45:36 1.13230
## -1,3 +1,10 @@
+2011-07-27 Tom Tromey <tromey@redhat.com>
+
+ * xcoffread.c (dwarf2_xcoff_names): Add 'macro' and 'sentinel'
+ entries.
+ * symfile.h (struct dwarf2_debug_sections) <sentinel>: New field.
+ * dwarf2read.c (dwarf2_elf_names): Add sentinel entry.
+
2011-07-26 Sterling Augustine <saugustine@google.com>
* cli/cli-dump.c (dump_binary_file): Change parameter type to
--- src/gdb/dwarf2read.c 2011/07/26 17:04:23 1.555
+++ src/gdb/dwarf2read.c 2011/07/27 14:45:37 1.556
@@ -271,7 +271,8 @@
{ ".debug_types", ".zdebug_types" },
{ ".debug_frame", ".zdebug_frame" },
{ ".eh_frame", NULL },
- { ".gdb_index", ".zgdb_index" }
+ { ".gdb_index", ".zgdb_index" },
+ 23
};
/* local data types */
--- src/gdb/symfile.h 2011/07/26 17:04:23 1.94
+++ src/gdb/symfile.h 2011/07/27 14:45:37 1.95
@@ -589,6 +589,9 @@
struct dwarf2_section_names frame;
struct dwarf2_section_names eh_frame;
struct dwarf2_section_names gdb_index;
+ /* This field has no meaning, but exists solely to catch changes to
+ this structure which are not reflected in some instance. */
+ int sentinel;
};
extern int dwarf2_has_info (struct objfile *,
--- src/gdb/xcoffread.c 2011/06/07 12:31:07 1.89
+++ src/gdb/xcoffread.c 2011/07/27 14:45:37 1.90
@@ -160,12 +160,14 @@
{ ".dwline", NULL },
{ ".dwloc", NULL },
{ NULL, NULL }, /* debug_macinfo */
+ { NULL, NULL }, /* debug_macro */
{ ".dwstr", NULL },
{ ".dwrnges", NULL },
{ NULL, NULL }, /* debug_types */
{ ".dwframe", NULL },
{ NULL, NULL }, /* eh_frame */
- { NULL, NULL } /* gdb_index */
+ { NULL, NULL }, /* gdb_index */
+ 23
};
static void
[patch][python] Fix sigsegv when a printer fails to return a value and string_print is set.
http://sourceware.org/ml/gdb-patches/2011-07/msg00719.html
http://sourceware.org/ml/gdb-cvs/2011-07/msg00234.html
### src/gdb/ChangeLog 2011/07/27 19:31:30 1.13236
### src/gdb/ChangeLog 2011/07/28 10:36:37 1.13237
## -1,3 +1,8 @@
+2011-07-28 Phil Muldoon <pmuldoon@redhat.com>
+
+ * varobj.c (value_get_print_value): Move hint check later into the
+ function. Comment function. Free thevalue before reusing it.
+
2011-07-27 Jan Kratochvil <jan.kratochvil@redhat.com>
Pedro Alves <pedro@codesourcery.com>
--- src/gdb/varobj.c 2011/07/18 09:21:43 1.180
+++ src/gdb/varobj.c 2011/07/28 10:36:40 1.181
@@ -2610,25 +2610,21 @@
if (PyObject_HasAttr (value_formatter, gdbpy_to_string_cst))
{
- char *hint;
struct value *replacement;
PyObject *output = NULL;
- hint = gdbpy_get_display_hint (value_formatter);
- if (hint)
- {
- if (!strcmp (hint, "string"))
- string_print = 1;
- xfree (hint);
- }
-
output = apply_varobj_pretty_printer (value_formatter,
&replacement,
stb);
+
+ /* If we have string like output ... */
if (output)
{
make_cleanup_py_decref (output);
+ /* If this is a lazy string, extract it. For lazy
+ strings we always print as a string, so set
+ string_print. */
if (gdbpy_is_lazy_string (output))
{
gdbpy_extract_lazy_string (output, &str_addr, &type,
@@ -2638,12 +2634,27 @@
}
else
{
+ /* If it is a regular (non-lazy) string, extract
+ it and copy the contents into THEVALUE. If the
+ hint says to print it as a string, set
+ string_print. Otherwise just return the extracted
+ string as a value. */
+
PyObject *py_str
= python_string_to_target_python_string (output);
if (py_str)
{
char *s = PyString_AsString (py_str);
+ char *hint;
+
+ hint = gdbpy_get_display_hint (value_formatter);
+ if (hint)
+ {
+ if (!strcmp (hint, "string"))
+ string_print = 1;
+ xfree (hint);
+ }
len = PyString_Size (py_str);
thevalue = xmemdup (s, len + 1, len + 1);
@@ -2662,6 +2673,9 @@
gdbpy_print_stack ();
}
}
+ /* If the printer returned a replacement value, set VALUE
+ to REPLACEMENT. If there is not a replacement value,
+ just use the value passed to this function. */
if (replacement)
value = replacement;
}
@@ -2672,12 +2686,18 @@
get_formatted_print_options (&opts, format_code[(int) format]);
opts.deref_ref = 0;
opts.raw = 1;
+
+ /* If the THEVALUE has contents, it is a regular string. */
if (thevalue)
LA_PRINT_STRING (stb, type, thevalue, len, encoding, 0, &opts);
else if (string_print)
+ /* Otherwise, if string_print is set, and it is not a regular
+ string, it is a lazy string. */
val_print_string (type, encoding, str_addr, len, stb, &opts);
else
+ /* All other cases. */
common_val_print (value, stb, 0, &opts, current_language);
+
thevalue = ui_file_xstrdup (stb, NULL);
do_cleanups (old_chain);
### src/gdb/testsuite/ChangeLog 2011/07/27 21:18:39 1.2816
### src/gdb/testsuite/ChangeLog 2011/07/28 10:36:40 1.2817
## -1,3 +1,10 @@
+2011-07-28 Phil Muldoon <pmuldoon@redhat.com>
+
+ * gdb.python/py-mi.exp: Test printers returning string hint, and
+ also not returning a value.
+ * gdb.python/py-prettyprint.c: Add testcase for above.
+ * gdb.python/py-prettyprint.py: Add test printer for above.
+
2011-07-27 Jan Kratochvil <jan.kratochvil@redhat.com>
* gdb.dwarf2/dw2-simple-locdesc.S: Change DWARF version to 3.
--- src/gdb/testsuite/gdb.python/py-mi.exp 2011/07/26 18:38:55 1.13
+++ src/gdb/testsuite/gdb.python/py-mi.exp 2011/07/28 10:36:40 1.14
@@ -284,6 +284,13 @@ mi_list_varobj_children nstype2 {
{ {nstype2.<error at 0>} {<error at 0>} 6 {char \[6\]} }
} "list children after setting exception flag"
+mi_create_varobj me me \
+ "create me varobj"
+
+mi_gdb_test "-var-evaluate-expression me" \
+ "\\^done,value=\"<error reading variable: Cannot access memory.>.*\"" \
+ "evaluate me varobj"
+
# C++ MI tests
gdb_exit
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
--- src/gdb/testsuite/gdb.python/py-prettyprint.c 2011/04/29 12:45:46 1.12
+++ src/gdb/testsuite/gdb.python/py-prettyprint.c 2011/07/28 10:36:40 1.13
@@ -149,6 +149,11 @@
typedef struct justchildren nostring_type;
+struct memory_error
+{
+ const char *s;
+};
+
struct container
{
string name;
@@ -227,6 +232,7 @@
/* Clearing by being `static' could invoke an other GDB C++ bug. */
struct nullstr nullstr;
nostring_type nstype, nstype2;
+ struct memory_error me;
struct ns ns, ns2;
struct lazystring estring, estring2;
struct hint_error hint_error;
@@ -234,6 +240,8 @@
nstype.elements = narray;
nstype.len = 0;
+ me.s = "blah";
+
init_ss(&ss, 1, 2);
init_ss(ssa+0, 3, 4);
init_ss(ssa+1, 5, 6);
--- src/gdb/testsuite/gdb.python/py-prettyprint.py 2011/04/11 17:40:41 1.11
+++ src/gdb/testsuite/gdb.python/py-prettyprint.py 2011/07/28 10:36:40 1.12
@@ -17,6 +17,7 @@
# printers.
import re
+import gdb
# Test returning a Value from a printer.
class string_print:
@@ -186,6 +187,18 @@
yield 's', self.val['s']
yield 'x', self.val['x']
+class MemoryErrorString:
+ "Raise an error"
+
+ def __init__(self, val):
+ self.val = val
+
+ def to_string(self):
+ raise gdb.MemoryError ("Cannot access memory.");
+
+ def display_hint (self):
+ return 'string'
+
def lookup_function (val):
"Look-up and return a pretty-printer that can print val."
@@ -261,6 +274,8 @@
pretty_printers_dict[re.compile ('^struct hint_error$')] = pp_hint_error
pretty_printers_dict[re.compile ('^hint_error$')] = pp_hint_error
+ pretty_printers_dict[re.compile ('^memory_error$')] = MemoryErrorString
+
pretty_printers_dict = {}
register_pretty_printers ()
commit 84be2b4d0a55c95697c9ecc72bb31c2fbd316127
Author: ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue Jul 26 14:28:23 2011 +0000
* cp-demangle.c (d_print_init): Initialize pack_index field.
(d_print_comp): Check for NULL template argument.
* testsuite/demangle-expected: Add test case.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176791 138bc75d-0d04-0410-961f-82ee72b054a4
### a/libiberty/ChangeLog
### b/libiberty/ChangeLog
## -1,3 +1,9 @@
+2011-07-26 Ian Lance Taylor <iant@google.com>
+
+ * cp-demangle.c (d_print_init): Initialize pack_index field.
+ (d_print_comp): Check for NULL template argument.
+ * testsuite/demangle-expected: Add test case.
+
2011-07-22 Gerald Pfeifer <gerald@pfeifer.com>
PR target/49817
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -1,5 +1,5 @@
/* Demangler for g++ V3 ABI.
- Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by Ian Lance Taylor <ian@wasabisystems.com>.
@@ -3306,6 +3306,7 @@ d_print_init (struct d_print_info *dpi, demangle_callbackref callback,
dpi->last_char = '\0';
dpi->templates = NULL;
dpi->modifiers = NULL;
+ dpi->pack_index = 0;
dpi->flush_count = 0;
dpi->callback = callback;
@@ -3893,6 +3894,13 @@ d_print_comp (struct d_print_info *dpi, int options,
struct demangle_component *a = d_lookup_template_argument (dpi, sub);
if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST)
a = d_index_template_argument (a, dpi->pack_index);
+
+ if (a == NULL)
+ {
+ d_print_error (dpi);
+ return;
+ }
+
sub = a;
}
--- a/libiberty/testsuite/demangle-expected
+++ b/libiberty/testsuite/demangle-expected
@@ -4010,6 +4010,12 @@ K<1, &S::m>::f()
_ZN1KILi1EXadL_ZN1S1mEEEE1fEv
K<1, &S::m>::f()
#
+# Used to crash -- binutils PR 13030.
+--format=gnu-v3
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+_ZSt10_ConstructI10CellBorderIS0_EEvPT_DpOT0_
+#
# Ada (GNAT) tests.
#
# Simple test.
http://sourceware.org/ml/gdb-cvs/2011-08/msg00047.html
### src/gdb/ChangeLog 2011/08/08 21:41:12 1.13259
### src/gdb/ChangeLog 2011/08/09 12:45:39 1.13260
## -1,3 +1,13 @@
+2011-08-09 Phil Muldoon <pmuldoon@redhat.com>
+
+ * python/lib/gdb/__init__.py: Auto-load files in command and
+ function directories.
+ * python/python.c (finish_python_initialization): Use
+ os.path.join.
+ * python/lib/gdb/command/pretty_printers.py: Self register
+ command.
+ * NEWS: Document auto-loading.
+
2011-08-08 Jan Kratochvil <jan.kratochvil@redhat.com>
* dwarf2loc.c (dwarf2_evaluate_loc_desc_full) <DWARF_VALUE_STACK>
--- src/gdb/NEWS 2011/07/26 20:57:53 1.446
+++ src/gdb/NEWS 2011/08/09 12:45:39 1.447
@@ -23,6 +23,11 @@
** A prompt subsitution hook (prompt_hook) is now available to the
Python API.
+ ** Python commands and convenience-functions located in
+ 'data-directory'/python/gdb/command and
+ 'data-directory'/python/gdb/function are now automatically loaded
+ on GDB start-up.
+
* libthread-db-search-path now supports two special values: $sdir and $pdir.
$sdir specifies the default system locations of shared libraries.
$pdir specifies the directory where the libpthread used by the application
### src/gdb/doc/ChangeLog 2011/07/26 16:59:23 1.1202
### src/gdb/doc/ChangeLog 2011/08/09 12:45:39 1.1203
## -1,3 +1,8 @@
+2011-08-09 Phil Muldoon <pmuldoon@redhat.com>
+
+ * gdb.texinfo (Python): Document command and function
+ auto-loading.
+
2011-07-26 Jan Kratochvil <jan.kratochvil@redhat.com>
Eli Zaretskii <eliz@gnu.org>
--- src/gdb/doc/gdb.texinfo 2011/07/26 20:57:54 1.851
+++ src/gdb/doc/gdb.texinfo 2011/08/09 12:45:39 1.852
@@ -20845,6 +20845,12 @@
is automatically added to the Python Search Path in order to allow
the Python interpreter to locate all scripts installed at this location.
+Additionally, @value{GDBN} commands and convenience functions which
+are written in Python and are located in the
+@file{@var{data-directory}/python/gdb/command} or
+@file{@var{data-directory}/python/gdb/function} directories are
+automatically imported when @value{GDBN} starts.
+
@menu
* Python Commands:: Accessing Python from @value{GDBN}.
* Python API:: Accessing @value{GDBN} from Python.
--- src/gdb/python/python.c 2011/07/22 09:22:50 1.68
+++ src/gdb/python/python.c 2011/08/09 12:45:40 1.69
@@ -1302,13 +1302,13 @@
sys.path.insert (0, gdb.PYTHONDIR)\n\
\n\
# Tell python where to find submodules of gdb.\n\
- gdb.__path__ = [gdb.PYTHONDIR + '/gdb']\n\
+ gdb.__path__ = [os.path.join (gdb.PYTHONDIR, 'gdb')]\n\
\n\
# The gdb module is implemented in C rather than in Python. As a result,\n\
# the associated __init.py__ script is not not executed by default when\n\
# the gdb module gets imported. Execute that script manually if it\n\
# exists.\n\
- ipy = gdb.PYTHONDIR + '/gdb/__init__.py'\n\
+ ipy = os.path.join (gdb.PYTHONDIR, 'gdb', '__init__.py')\n\
if os.path.exists (ipy):\n\
execfile (ipy)\n\
\n\
--- src/gdb/python/lib/gdb/__init__.py 2011/01/01 15:33:26 1.3
+++ src/gdb/python/lib/gdb/__init__.py 2011/08/09 12:45:40 1.4
@@ -13,6 +13,29 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-import gdb.command.pretty_printers
+import traceback
-gdb.command.pretty_printers.register_pretty_printer_commands()
+# Auto-load all functions/commands.
+
+# Modules to auto-load, and the paths where those modules exist.
+
+module_dict = {
+ 'gdb.function': os.path.join(gdb.PYTHONDIR, 'gdb', 'function'),
+ 'gdb.command': os.path.join(gdb.PYTHONDIR, 'gdb', 'command')
+}
+
+# Iterate the dictionary, collating the Python files in each module
+# path. Construct the module name, and import.
+
+for module, location in module_dict.iteritems():
+ if os.path.exists(location):
+ py_files = filter(lambda x: x.endswith('.py') and x != '__init__.py',
+ os.listdir(location))
+
+ for py_file in py_files:
+ # Construct from foo.py, gdb.module.foo
+ py_file = module + '.' + py_file[:-3]
+ try:
+ exec('import ' + py_file)
+ except:
+ print >> sys.stderr, traceback.format_exc()
--- src/gdb/python/lib/gdb/command/pretty_printers.py 2011/01/01 15:33:27 1.4
+++ src/gdb/python/lib/gdb/command/pretty_printers.py 2011/08/09 12:45:40 1.5
@@ -368,3 +368,5 @@
InfoPrettyPrinter()
EnablePrettyPrinter()
DisablePrettyPrinter()
+
+register_pretty_printer_commands()
http://sourceware.org/ml/gdb-patches/2011-08/msg00505.html
Subject: fix "info os processes" race -> crash (ext-run.exp racy FAIL)
http://sourceware.org/ml/gdb-cvs/2011-08/msg00116.html
### src/gdb/ChangeLog 2011/08/26 17:58:57 1.13281
### src/gdb/ChangeLog 2011/08/26 18:58:02 1.13282
## -1,3 +1,8 @@
+2011-08-26 Pedro Alves <pedro@codesourcery.com>
+
+ * common/linux-osdata.c (get_cores_used_by_process): Don't assume
+ opening /proc/PID/task always succeeds.
+
2011-08-26 Aleksandar Ristovski <aristovski@qnx.com>
* linespec.c (symtab_from_filename): Check for the end of string.
--- src/gdb/common/linux-osdata.c 2011/07/21 23:46:09 1.1
+++ src/gdb/common/linux-osdata.c 2011/08/26 18:58:04 1.2
@@ -259,27 +259,29 @@
sprintf (taskdir, "/proc/%d/task", pid);
dir = opendir (taskdir);
-
- while ((dp = readdir (dir)) != NULL)
+ if (dir)
{
- pid_t tid;
- int core;
+ while ((dp = readdir (dir)) != NULL)
+ {
+ pid_t tid;
+ int core;
- if (!isdigit (dp->d_name[0])
- || NAMELEN (dp) > sizeof ("4294967295") - 1)
- continue;
+ if (!isdigit (dp->d_name[0])
+ || NAMELEN (dp) > sizeof ("4294967295") - 1)
+ continue;
- tid = atoi (dp->d_name);
- core = linux_common_core_of_thread (ptid_build (pid, tid, 0));
+ tid = atoi (dp->d_name);
+ core = linux_common_core_of_thread (ptid_build (pid, tid, 0));
- if (core >= 0)
- {
- ++cores[core];
- ++task_count;
+ if (core >= 0)
+ {
+ ++cores[core];
+ ++task_count;
+ }
}
- }
- closedir (dir);
+ closedir (dir);
+ }
return task_count;
}