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-rw-r--r--gdb/symtab.c817
1 files changed, 505 insertions, 312 deletions
diff --git a/gdb/symtab.c b/gdb/symtab.c
index 422a67e..9b0a996 100644
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -45,7 +45,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* Prototypes for local functions */
-extern int
+static int
find_methods PARAMS ((struct type *, char *, struct symbol **));
static void
@@ -73,9 +73,6 @@ static void
sources_info PARAMS ((char *, int));
static void
-list_symbols PARAMS ((char *, int, int, int));
-
-static void
output_source_filename PARAMS ((char *, int *));
char *
@@ -263,20 +260,22 @@ char *name;
return (NULL);
}
-/* Demangle a GDB method stub type.
- Note that this function is g++ specific. */
+/* Mangle a GDB method stub type. This actually reassembles the pieces of the
+ full method name, which consist of the class name (from T), the unadorned
+ method name from METHOD_ID, and the signature for the specific overload,
+ specified by SIGNATURE_ID. Note that this function is g++ specific. */
char *
-gdb_mangle_name (type, i, j)
+gdb_mangle_name (type, method_id, signature_id)
struct type *type;
- int i, j;
+ int method_id, signature_id;
{
int mangled_name_len;
char *mangled_name;
- struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
- struct fn_field *method = &f[j];
- char *field_name = TYPE_FN_FIELDLIST_NAME (type, i);
- char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
+ struct fn_field *f = TYPE_FN_FIELDLIST1 (type, method_id);
+ struct fn_field *method = &f[signature_id];
+ char *field_name = TYPE_FN_FIELDLIST_NAME (type, method_id);
+ char *physname = TYPE_FN_FIELD_PHYSNAME (f, signature_id);
char *newname = type_name_no_tag (type);
/* Does the form of physname indicate that it is the full mangled name
@@ -833,7 +832,12 @@ lookup_partial_symbol (pst, name, global, namespace)
center = bottom + (top - bottom) / 2;
if (!(center < top))
abort ();
- if (!do_linear_search && SYMBOL_LANGUAGE (*center) == language_cplus)
+ if (!do_linear_search
+ && (SYMBOL_LANGUAGE (*center) == language_cplus
+/* start-sanitize-java */
+ || SYMBOL_LANGUAGE (*center) == language_java
+/* end-sanitize-java */
+ ))
{
do_linear_search = 1;
}
@@ -946,7 +950,12 @@ lookup_block_symbol (block, name, namespace)
}
inc = (inc >> 1) + bot;
sym = BLOCK_SYM (block, inc);
- if (!do_linear_search && SYMBOL_LANGUAGE (sym) == language_cplus)
+ if (!do_linear_search
+ && (SYMBOL_LANGUAGE (sym) == language_cplus
+/* start-sanitize-java */
+ || SYMBOL_LANGUAGE (sym) == language_java
+/* end-sanitize-java */
+ ))
{
do_linear_search = 1;
}
@@ -1550,22 +1559,28 @@ find_line_symtab (symtab, line, linetable, index, exact_match)
return 1;
}
-/* Find the PC value for a given source file and line number.
- Returns zero for invalid line number.
+/* Set the PC value for a given source file and line number and return true.
+ Returns zero for invalid line number (and sets the PC to 0).
The source file is specified with a struct symtab. */
-CORE_ADDR
-find_line_pc (symtab, line)
+int
+find_line_pc (symtab, line, pc)
struct symtab *symtab;
int line;
+ CORE_ADDR *pc;
{
struct linetable *l;
int ind;
+ *pc = 0;
if (symtab == 0)
return 0;
+
if (find_line_symtab (symtab, line, &l, &ind, NULL))
- return l->item[ind].pc;
+ {
+ *pc = l->item[ind].pc;
+ return 1;
+ }
else
return 0;
}
@@ -1585,11 +1600,7 @@ find_line_pc_range (sal, startptr, endptr)
struct symtab_and_line found_sal;
startaddr = sal.pc;
- if (startaddr == 0)
- {
- startaddr = find_line_pc (sal.symtab, sal.line);
- }
- if (startaddr == 0)
+ if (startaddr==0 && !find_line_pc (sal.symtab, sal.line, &startaddr))
return 0;
/* This whole function is based on address. For example, if line 10 has
@@ -1851,7 +1862,7 @@ total_number_of_methods (type)
a size of total_number_of_methods (T) * sizeof (struct symbol *).
Note that this function is g++ specific. */
-int
+static int
find_methods (t, name, sym_arr)
struct type *t;
char *name;
@@ -1861,6 +1872,7 @@ find_methods (t, name, sym_arr)
int ibase;
struct symbol *sym_class;
char *class_name = type_name_no_tag (t);
+
/* Ignore this class if it doesn't have a name. This is ugly, but
unless we figure out how to get the physname without the name of
the class, then the loop can't do any good. */
@@ -1872,36 +1884,55 @@ find_methods (t, name, sym_arr)
(struct symtab **)NULL)))
{
int method_counter;
+
/* FIXME: Shouldn't this just be CHECK_TYPEDEF (t)? */
t = SYMBOL_TYPE (sym_class);
+
+ /* Loop over each method name. At this level, all overloads of a name
+ are counted as a single name. There is an inner loop which loops over
+ each overload. */
+
for (method_counter = TYPE_NFN_FIELDS (t) - 1;
method_counter >= 0;
--method_counter)
{
int field_counter;
- struct fn_field *f = TYPE_FN_FIELDLIST1 (t, method_counter);
char *method_name = TYPE_FN_FIELDLIST_NAME (t, method_counter);
char dem_opname[64];
- if (strncmp(method_name, "__", 2)==0 ||
- strncmp(method_name, "op", 2)==0 ||
- strncmp(method_name, "type", 4)==0 )
- {
- if (cplus_demangle_opname(method_name, dem_opname, DMGL_ANSI))
- method_name = dem_opname;
- else if (cplus_demangle_opname(method_name, dem_opname, 0))
- method_name = dem_opname;
- }
+ if (strncmp (method_name, "__", 2) == 0 ||
+ strncmp (method_name, "op", 2) == 0 ||
+ strncmp (method_name, "type", 4) == 0)
+ if (cplus_demangle_opname (method_name, dem_opname, DMGL_ANSI))
+ method_name = dem_opname;
+ else if (cplus_demangle_opname (method_name, dem_opname, 0))
+ method_name = dem_opname;
+
if (STREQ (name, method_name))
- /* Find all the fields with that name. */
+ /* Find all the overloaded methods with that name. */
for (field_counter = TYPE_FN_FIELDLIST_LENGTH (t, method_counter) - 1;
field_counter >= 0;
--field_counter)
{
+ struct fn_field *f;
char *phys_name;
+
+ f = TYPE_FN_FIELDLIST1 (t, method_counter);
+
if (TYPE_FN_FIELD_STUB (f, field_counter))
- check_stub_method (t, method_counter, field_counter);
- phys_name = TYPE_FN_FIELD_PHYSNAME (f, field_counter);
+ {
+ char *tmp_name;
+
+ tmp_name = gdb_mangle_name (t,
+ method_counter,
+ field_counter);
+ phys_name = alloca (strlen (tmp_name) + 1);
+ strcpy (phys_name, tmp_name);
+ free (tmp_name);
+ }
+ else
+ phys_name = TYPE_FN_FIELD_PHYSNAME (f, field_counter);
+
/* Destructor is handled by caller, dont add it to the list */
if (DESTRUCTOR_PREFIX_P (phys_name))
continue;
@@ -1914,11 +1945,14 @@ find_methods (t, name, sym_arr)
i1++;
else
{
- fputs_filtered("(Cannot find method ", gdb_stdout);
- fprintf_symbol_filtered (gdb_stdout, phys_name,
- language_cplus,
- DMGL_PARAMS | DMGL_ANSI);
- fputs_filtered(" - possibly inlined.)\n", gdb_stdout);
+ /* This error message gets printed, but the method
+ still seems to be found
+ fputs_filtered("(Cannot find method ", gdb_stdout);
+ fprintf_symbol_filtered (gdb_stdout, phys_name,
+ language_cplus,
+ DMGL_PARAMS | DMGL_ANSI);
+ fputs_filtered(" - possibly inlined.)\n", gdb_stdout);
+ */
}
}
}
@@ -1935,11 +1969,10 @@ find_methods (t, name, sym_arr)
rather than hiding without any problem, and gcc 2.4.5 does overload
rather than hiding in this case). */
- if (i1)
- return i1;
- for (ibase = 0; ibase < TYPE_N_BASECLASSES (t); ibase++)
- i1 += find_methods(TYPE_BASECLASS(t, ibase), name,
- sym_arr + i1);
+ if (i1 == 0)
+ for (ibase = 0; ibase < TYPE_N_BASECLASSES (t); ibase++)
+ i1 += find_methods (TYPE_BASECLASS (t, ibase), name, sym_arr + i1);
+
return i1;
}
@@ -2064,9 +2097,6 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
#endif
register char *p, *p1;
char *q, *pp;
-#if 0
- char *q1;
-#endif
register struct symtab *s;
register struct symbol *sym;
@@ -2076,11 +2106,7 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
register CORE_ADDR pc;
register struct minimal_symbol *msymbol;
char *copy;
- struct symbol *sym_class;
- int i1;
int is_quoted, has_parens;
- struct symbol **sym_arr;
- struct type *t;
char *saved_arg = *argptr;
extern char *gdb_completer_quote_characters;
@@ -2100,10 +2126,15 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
{
(*argptr)++;
pc = parse_and_eval_address_1 (argptr);
+
values.sals = (struct symtab_and_line *)
xmalloc (sizeof (struct symtab_and_line));
+
values.nelts = 1;
values.sals[0] = find_pc_line (pc, 0);
+ values.sals[0].pc = pc;
+ values.sals[0].section = find_pc_overlay (pc);
+
return values;
}
@@ -2127,6 +2158,7 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
}
if (p[0] == ':' || p[0] == ' ' || p[0] == '\t')
break;
+ /* start-sanitize-java */
if (p[0] == '.' && strchr (p, ':') == NULL) /* Java qualified method. */
{
/* Find the *last* '.', since the others are package qualifiers. */
@@ -2137,16 +2169,21 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
}
break;
}
+ /* end-sanitize-java */
}
while (p[0] == ' ' || p[0] == '\t') p++;
if ((p[0] == ':' || p[0] == '.') && !has_parens)
{
-
- /* C++ or Java */
+ /* C++ */
+ /* start-sanitize-java */
+ /* ... or Java */
+ /* end-sanitize-java */
if (is_quoted) *argptr = *argptr+1;
if (p[0] == '.' || p[1] ==':')
{
+ struct symbol *sym_class;
+
/* Extract the class name. */
p1 = p;
while (p != *argptr && p[-1] == ' ') --p;
@@ -2163,10 +2200,15 @@ decode_line_1 (argptr, funfirstline, default_symtab, default_line, canonical)
(struct symtab **)NULL);
if (sym_class &&
- (t = check_typedef (SYMBOL_TYPE (sym_class)),
- (TYPE_CODE (t) == TYPE_CODE_STRUCT
- || TYPE_CODE (t) == TYPE_CODE_UNION)))
+ (TYPE_CODE (SYMBOL_TYPE (sym_class)) == TYPE_CODE_STRUCT
+ || TYPE_CODE (SYMBOL_TYPE (sym_class)) == TYPE_CODE_UNION))
{
+ struct symbol **sym_arr;
+ struct type *t;
+ int i1;
+
+ t = check_typedef (SYMBOL_TYPE (sym_class));
+
/* Arg token is not digits => try it as a function name
Find the next token(everything up to end or next blank). */
if (**argptr
@@ -2784,22 +2826,62 @@ sources_info (ignore, from_tty)
printf_filtered ("\n");
}
-/* List all symbols (if REGEXP is NULL) or all symbols matching REGEXP.
- If CLASS is zero, list all symbols except functions, type names, and
- constants (enums).
- If CLASS is 1, list only functions.
- If CLASS is 2, list only type names.
- If CLASS is 3, list only method names.
+static int
+file_matches (file, files, nfiles)
+ char *file;
+ char *files[];
+ int nfiles;
+{
+ int i;
+
+ if (file != NULL && nfiles != 0)
+ {
+ for (i = 0; i < nfiles; i++)
+ {
+ if (strcmp (files[i], basename (file)) == 0)
+ return 1;
+ }
+ }
+ else if (nfiles == 0)
+ return 1;
+ return 0;
+}
+
+/* Free any memory associated with a search. */
+void
+free_search_symbols (symbols)
+ struct symbol_search *symbols;
+{
+ struct symbol_search *p;
+ struct symbol_search *next;
- BPT is non-zero if we should set a breakpoint at the functions
- we find. */
+ for (p = symbols; p != NULL; p = next)
+ {
+ next = p->next;
+ free (p);
+ }
+}
-static void
-list_symbols (regexp, class, bpt, from_tty)
+/* Search the symbol table for matches to the regular expression REGEXP,
+ returning the results in *MATCHES.
+
+ Only symbols of KIND are searched:
+ FUNCTIONS_NAMESPACE - search all functions
+ TYPES_NAMESPACE - search all type names
+ METHODS_NAMESPACE - search all methods NOT IMPLEMENTED
+ VARIABLES_NAMESPACE - search all symbols, excluding functions, type names,
+ and constants (enums)
+
+ free_search_symbols should be called when *MATCHES is no longer needed.
+*/
+void
+search_symbols (regexp, kind, nfiles, files, matches)
char *regexp;
- int class;
- int bpt;
- int from_tty;
+ namespace_enum kind;
+ int nfiles;
+ char *files[];
+ struct symbol_search **matches;
+
{
register struct symtab *s;
register struct partial_symtab *ps;
@@ -2812,9 +2894,6 @@ list_symbols (regexp, class, bpt, from_tty)
struct objfile *objfile;
struct minimal_symbol *msymbol;
char *val;
- static char *classnames[]
- = {"variable", "function", "type", "method"};
- int found_in_file = 0;
int found_misc = 0;
static enum minimal_symbol_type types[]
= {mst_data, mst_text, mst_abs, mst_unknown};
@@ -2824,45 +2903,60 @@ list_symbols (regexp, class, bpt, from_tty)
= {mst_file_data, mst_solib_trampoline, mst_abs, mst_unknown};
static enum minimal_symbol_type types4[]
= {mst_file_bss, mst_text, mst_abs, mst_unknown};
- enum minimal_symbol_type ourtype = types[class];
- enum minimal_symbol_type ourtype2 = types2[class];
- enum minimal_symbol_type ourtype3 = types3[class];
- enum minimal_symbol_type ourtype4 = types4[class];
+ enum minimal_symbol_type ourtype;
+ enum minimal_symbol_type ourtype2;
+ enum minimal_symbol_type ourtype3;
+ enum minimal_symbol_type ourtype4;
+ struct symbol_search *sr;
+ struct symbol_search *psr;
+ struct symbol_search *tail;
+ struct cleanup *old_chain = NULL;
+
+ if (kind < LABEL_NAMESPACE)
+ error ("must search on specific namespace");
+
+ ourtype = types[(int) (kind - LABEL_NAMESPACE)];
+ ourtype2 = types2[(int) (kind - LABEL_NAMESPACE)];
+ ourtype3 = types3[(int) (kind - LABEL_NAMESPACE)];
+ ourtype4 = types4[(int) (kind - LABEL_NAMESPACE)];
+
+ sr = *matches = NULL;
+ tail = NULL;
if (regexp != NULL)
{
/* Make sure spacing is right for C++ operators.
- This is just a courtesy to make the matching less sensitive
- to how many spaces the user leaves between 'operator'
- and <TYPENAME> or <OPERATOR>. */
+ This is just a courtesy to make the matching less sensitive
+ to how many spaces the user leaves between 'operator'
+ and <TYPENAME> or <OPERATOR>. */
char *opend;
char *opname = operator_chars (regexp, &opend);
if (*opname)
- {
+ {
int fix = -1; /* -1 means ok; otherwise number of spaces needed. */
- if (isalpha(*opname) || *opname == '_' || *opname == '$')
- {
- /* There should 1 space between 'operator' and 'TYPENAME'. */
- if (opname[-1] != ' ' || opname[-2] == ' ')
- fix = 1;
- }
- else
- {
- /* There should 0 spaces between 'operator' and 'OPERATOR'. */
- if (opname[-1] == ' ')
- fix = 0;
- }
- /* If wrong number of spaces, fix it. */
- if (fix >= 0)
- {
- char *tmp = (char*) alloca(opend-opname+10);
- sprintf(tmp, "operator%.*s%s", fix, " ", opname);
- regexp = tmp;
- }
+ if (isalpha(*opname) || *opname == '_' || *opname == '$')
+ {
+ /* There should 1 space between 'operator' and 'TYPENAME'. */
+ if (opname[-1] != ' ' || opname[-2] == ' ')
+ fix = 1;
+ }
+ else
+ {
+ /* There should 0 spaces between 'operator' and 'OPERATOR'. */
+ if (opname[-1] == ' ')
+ fix = 0;
+ }
+ /* If wrong number of spaces, fix it. */
+ if (fix >= 0)
+ {
+ char *tmp = (char*) alloca(opend-opname+10);
+ sprintf(tmp, "operator%.*s%s", fix, " ", opname);
+ regexp = tmp;
+ }
}
if (0 != (val = re_comp (regexp)))
- error ("Invalid regexp (%s): %s", val, regexp);
+ error ("Invalid regexp (%s): %s", val, regexp);
}
/* Search through the partial symtabs *first* for all symbols
@@ -2873,48 +2967,49 @@ list_symbols (regexp, class, bpt, from_tty)
{
struct partial_symbol **bound, **gbound, **sbound;
int keep_going = 1;
-
+
if (ps->readin) continue;
-
+
gbound = objfile->global_psymbols.list + ps->globals_offset + ps->n_global_syms;
sbound = objfile->static_psymbols.list + ps->statics_offset + ps->n_static_syms;
bound = gbound;
/* Go through all of the symbols stored in a partial
- symtab in one loop. */
+ symtab in one loop. */
psym = objfile->global_psymbols.list + ps->globals_offset;
while (keep_going)
- {
- if (psym >= bound)
- {
- if (bound == gbound && ps->n_static_syms != 0)
- {
- psym = objfile->static_psymbols.list + ps->statics_offset;
- bound = sbound;
- }
- else
- keep_going = 0;
- continue;
- }
- else
- {
- QUIT;
-
- /* If it would match (logic taken from loop below)
- load the file and go on to the next one */
- if ((regexp == NULL || SYMBOL_MATCHES_REGEXP (*psym))
- && ((class == 0 && SYMBOL_CLASS (*psym) != LOC_TYPEDEF
- && SYMBOL_CLASS (*psym) != LOC_BLOCK)
- || (class == 1 && SYMBOL_CLASS (*psym) == LOC_BLOCK)
- || (class == 2 && SYMBOL_CLASS (*psym) == LOC_TYPEDEF)
- || (class == 3 && SYMBOL_CLASS (*psym) == LOC_BLOCK)))
- {
- PSYMTAB_TO_SYMTAB(ps);
- keep_going = 0;
- }
- }
- psym++;
- }
+ {
+ if (psym >= bound)
+ {
+ if (bound == gbound && ps->n_static_syms != 0)
+ {
+ psym = objfile->static_psymbols.list + ps->statics_offset;
+ bound = sbound;
+ }
+ else
+ keep_going = 0;
+ continue;
+ }
+ else
+ {
+ QUIT;
+
+ /* If it would match (logic taken from loop below)
+ load the file and go on to the next one */
+ if (file_matches (ps->filename, files, nfiles)
+ && ((regexp == NULL || SYMBOL_MATCHES_REGEXP (*psym))
+ && ((kind == VARIABLES_NAMESPACE && SYMBOL_CLASS (*psym) != LOC_TYPEDEF
+ && SYMBOL_CLASS (*psym) != LOC_BLOCK)
+ || (kind == FUNCTIONS_NAMESPACE && SYMBOL_CLASS (*psym) == LOC_BLOCK)
+ || (kind == TYPES_NAMESPACE && SYMBOL_CLASS (*psym) == LOC_TYPEDEF)
+ || (kind == METHODS_NAMESPACE && SYMBOL_CLASS (*psym) == LOC_BLOCK))))
+ {
+ PSYMTAB_TO_SYMTAB(ps);
+ keep_going = 0;
+ }
+ }
+ psym++;
+ }
}
/* Here, we search through the minimal symbol tables for functions
@@ -2930,194 +3025,259 @@ list_symbols (regexp, class, bpt, from_tty)
any matching symbols without debug info.
*/
- if (class == 0 || class == 1)
+ if (nfiles == 0 && (kind == VARIABLES_NAMESPACE || kind == FUNCTIONS_NAMESPACE))
{
ALL_MSYMBOLS (objfile, msymbol)
- {
- if (MSYMBOL_TYPE (msymbol) == ourtype ||
- MSYMBOL_TYPE (msymbol) == ourtype2 ||
- MSYMBOL_TYPE (msymbol) == ourtype3 ||
- MSYMBOL_TYPE (msymbol) == ourtype4)
- {
- if (regexp == NULL || SYMBOL_MATCHES_REGEXP (msymbol))
- {
- if (0 == find_pc_symtab (SYMBOL_VALUE_ADDRESS (msymbol)))
- {
- if (class == 1
- || lookup_symbol (SYMBOL_NAME (msymbol),
- (struct block *) NULL,
- VAR_NAMESPACE,
- 0, (struct symtab **) NULL) == NULL)
- found_misc = 1;
- }
- }
- }
- }
+ {
+ if (MSYMBOL_TYPE (msymbol) == ourtype ||
+ MSYMBOL_TYPE (msymbol) == ourtype2 ||
+ MSYMBOL_TYPE (msymbol) == ourtype3 ||
+ MSYMBOL_TYPE (msymbol) == ourtype4)
+ {
+ if (regexp == NULL || SYMBOL_MATCHES_REGEXP (msymbol))
+ {
+ if (0 == find_pc_symtab (SYMBOL_VALUE_ADDRESS (msymbol)))
+ {
+ if (kind == FUNCTIONS_NAMESPACE
+ || lookup_symbol (SYMBOL_NAME (msymbol),
+ (struct block *) NULL,
+ VAR_NAMESPACE,
+ 0, (struct symtab **) NULL) == NULL)
+ found_misc = 1;
+ }
+ }
+ }
+ }
}
- /* Printout here so as to get after the "Reading in symbols"
- messages which will be generated above. */
- if (!bpt)
- printf_filtered (regexp
- ? "All %ss matching regular expression \"%s\":\n"
- : "All defined %ss:\n",
- classnames[class],
- regexp);
-
ALL_SYMTABS (objfile, s)
{
- found_in_file = 0;
bv = BLOCKVECTOR (s);
/* Often many files share a blockvector.
- Scan each blockvector only once so that
- we don't get every symbol many times.
- It happens that the first symtab in the list
- for any given blockvector is the main file. */
+ Scan each blockvector only once so that
+ we don't get every symbol many times.
+ It happens that the first symtab in the list
+ for any given blockvector is the main file. */
if (bv != prev_bv)
- for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++)
- {
- b = BLOCKVECTOR_BLOCK (bv, i);
- /* Skip the sort if this block is always sorted. */
- if (!BLOCK_SHOULD_SORT (b))
- sort_block_syms (b);
- for (j = 0; j < BLOCK_NSYMS (b); j++)
- {
- QUIT;
- sym = BLOCK_SYM (b, j);
- if ((regexp == NULL || SYMBOL_MATCHES_REGEXP (sym))
- && ((class == 0 && SYMBOL_CLASS (sym) != LOC_TYPEDEF
- && SYMBOL_CLASS (sym) != LOC_BLOCK
- && SYMBOL_CLASS (sym) != LOC_CONST)
- || (class == 1 && SYMBOL_CLASS (sym) == LOC_BLOCK)
- || (class == 2 && SYMBOL_CLASS (sym) == LOC_TYPEDEF)
- || (class == 3 && SYMBOL_CLASS (sym) == LOC_BLOCK)))
- {
- if (bpt)
- {
- /* Set a breakpoint here, if it's a function */
- if (class == 1)
- {
- /* There may be more than one function with the
- same name but in different files. In order to
- set breakpoints on all of them, we must give
- both the file name and the function name to
- break_command.
- Quoting the symbol name gets rid of problems
- with mangled symbol names that contain
- CPLUS_MARKER characters. */
- char *string =
- (char *) alloca (strlen (s->filename)
- + strlen (SYMBOL_NAME(sym))
- + 4);
- strcpy (string, s->filename);
- strcat (string, ":'");
- strcat (string, SYMBOL_NAME(sym));
- strcat (string, "'");
- break_command (string, from_tty);
- }
- }
- else if (!found_in_file)
- {
- fputs_filtered ("\nFile ", gdb_stdout);
- fputs_filtered (s->filename, gdb_stdout);
- fputs_filtered (":\n", gdb_stdout);
- }
- found_in_file = 1;
-
- if (class != 2 && i == STATIC_BLOCK)
- printf_filtered ("static ");
-
- /* Typedef that is not a C++ class */
- if (class == 2
- && SYMBOL_NAMESPACE (sym) != STRUCT_NAMESPACE)
- c_typedef_print (SYMBOL_TYPE(sym), sym, gdb_stdout);
- /* variable, func, or typedef-that-is-c++-class */
- else if (class < 2 ||
- (class == 2 &&
- SYMBOL_NAMESPACE(sym) == STRUCT_NAMESPACE))
- {
- type_print (SYMBOL_TYPE (sym),
- (SYMBOL_CLASS (sym) == LOC_TYPEDEF
- ? "" : SYMBOL_SOURCE_NAME (sym)),
- gdb_stdout, 0);
-
- printf_filtered (";\n");
- }
- else
- {
-# if 0
-/* Tiemann says: "info methods was never implemented." */
- char *demangled_name;
- c_type_print_base (TYPE_FN_FIELD_TYPE(t, i),
- gdb_stdout, 0, 0);
- c_type_print_varspec_prefix (TYPE_FN_FIELD_TYPE(t, i),
- gdb_stdout, 0);
- if (TYPE_FN_FIELD_STUB (t, i))
- check_stub_method (TYPE_DOMAIN_TYPE (type), j, i);
- demangled_name =
- cplus_demangle (TYPE_FN_FIELD_PHYSNAME (t, i),
- DMGL_ANSI | DMGL_PARAMS);
- if (demangled_name == NULL)
- fprintf_filtered (stream, "<badly mangled name %s>",
- TYPE_FN_FIELD_PHYSNAME (t, i));
- else
- {
- fputs_filtered (demangled_name, stream);
- free (demangled_name);
- }
-# endif
- }
- }
- }
- }
+ for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++)
+ {
+ b = BLOCKVECTOR_BLOCK (bv, i);
+ /* Skip the sort if this block is always sorted. */
+ if (!BLOCK_SHOULD_SORT (b))
+ sort_block_syms (b);
+ for (j = 0; j < BLOCK_NSYMS (b); j++)
+ {
+ QUIT;
+ sym = BLOCK_SYM (b, j);
+ if (file_matches (s->filename, files, nfiles)
+ && ((regexp == NULL || SYMBOL_MATCHES_REGEXP (sym))
+ && ((kind == VARIABLES_NAMESPACE && SYMBOL_CLASS (sym) != LOC_TYPEDEF
+ && SYMBOL_CLASS (sym) != LOC_BLOCK
+ && SYMBOL_CLASS (sym) != LOC_CONST)
+ || (kind == FUNCTIONS_NAMESPACE && SYMBOL_CLASS (sym) == LOC_BLOCK)
+ || (kind == TYPES_NAMESPACE && SYMBOL_CLASS (sym) == LOC_TYPEDEF)
+ || (kind == METHODS_NAMESPACE && SYMBOL_CLASS (sym) == LOC_BLOCK))))
+ {
+ /* match */
+ psr = (struct symbol_search *) xmalloc (sizeof (struct symbol_search));
+ psr->block = i;
+ psr->symtab = s;
+ psr->symbol = sym;
+ psr->msymbol = NULL;
+ psr->next = NULL;
+ if (tail == NULL)
+ {
+ sr = psr;
+ old_chain = make_cleanup (free_search_symbols, sr);
+ }
+ else
+ tail->next = psr;
+ tail = psr;
+ }
+ }
+ }
prev_bv = bv;
}
/* If there are no eyes, avoid all contact. I mean, if there are
no debug symbols, then print directly from the msymbol_vector. */
- if (found_misc || class != 1)
+ if (found_misc || kind != FUNCTIONS_NAMESPACE)
{
- found_in_file = 0;
ALL_MSYMBOLS (objfile, msymbol)
- {
- if (MSYMBOL_TYPE (msymbol) == ourtype ||
- MSYMBOL_TYPE (msymbol) == ourtype2 ||
- MSYMBOL_TYPE (msymbol) == ourtype3 ||
- MSYMBOL_TYPE (msymbol) == ourtype4)
- {
- if (regexp == NULL || SYMBOL_MATCHES_REGEXP (msymbol))
- {
- /* Functions: Look up by address. */
- if (class != 1 ||
- (0 == find_pc_symtab (SYMBOL_VALUE_ADDRESS (msymbol))))
- {
- /* Variables/Absolutes: Look up by name */
- if (lookup_symbol (SYMBOL_NAME (msymbol),
- (struct block *) NULL, VAR_NAMESPACE,
- 0, (struct symtab **) NULL) == NULL)
- {
- if (bpt)
+ {
+ if (MSYMBOL_TYPE (msymbol) == ourtype ||
+ MSYMBOL_TYPE (msymbol) == ourtype2 ||
+ MSYMBOL_TYPE (msymbol) == ourtype3 ||
+ MSYMBOL_TYPE (msymbol) == ourtype4)
+ {
+ if (regexp == NULL || SYMBOL_MATCHES_REGEXP (msymbol))
+ {
+ /* Functions: Look up by address. */
+ if (kind != FUNCTIONS_NAMESPACE ||
+ (0 == find_pc_symtab (SYMBOL_VALUE_ADDRESS (msymbol))))
+ {
+ /* Variables/Absolutes: Look up by name */
+ if (lookup_symbol (SYMBOL_NAME (msymbol),
+ (struct block *) NULL, VAR_NAMESPACE,
+ 0, (struct symtab **) NULL) == NULL)
+ {
+ /* match */
+ psr = (struct symbol_search *) xmalloc (sizeof (struct symbol_search));
+ psr->block = i;
+ psr->msymbol = msymbol;
+ psr->symtab = NULL;
+ psr->symbol = NULL;
+ psr->next = NULL;
+ if (tail == NULL)
{
- break_command (SYMBOL_NAME (msymbol), from_tty);
- printf_filtered ("<function, no debug info> %s;\n",
- SYMBOL_SOURCE_NAME (msymbol));
- continue;
+ sr = psr;
+ old_chain = make_cleanup (free_search_symbols, &sr);
}
- if (!found_in_file)
- {
- printf_filtered ("\nNon-debugging symbols:\n");
- found_in_file = 1;
- }
- printf_filtered (" %08lx %s\n",
- (unsigned long) SYMBOL_VALUE_ADDRESS (msymbol),
- SYMBOL_SOURCE_NAME (msymbol));
- }
- }
- }
- }
- }
+ else
+ tail->next = psr;
+ tail = psr;
+ }
+ }
+ }
+ }
+ }
}
+
+ *matches = sr;
+ if (sr != NULL)
+ discard_cleanups (old_chain);
+}
+
+/* Helper function for symtab_symbol_info, this function uses
+ the data returned from search_symbols() to print information
+ regarding the match to gdb_stdout.
+*/
+static int
+print_symbol_info (kind, s, sym, block, last)
+ namespace_enum kind;
+ struct symtab *s;
+ struct symbol *sym;
+ int block;
+ char *last;
+{
+ if (last == NULL || strcmp (last, s->filename) != 0)
+ {
+ fputs_filtered ("\nFile ", gdb_stdout);
+ fputs_filtered (s->filename, gdb_stdout);
+ fputs_filtered (":\n", gdb_stdout);
+ }
+
+ if (kind != TYPES_NAMESPACE && block == STATIC_BLOCK)
+ printf_filtered ("static ");
+
+ /* Typedef that is not a C++ class */
+ if (kind == TYPES_NAMESPACE
+ && SYMBOL_NAMESPACE (sym) != STRUCT_NAMESPACE)
+ c_typedef_print (SYMBOL_TYPE(sym), sym, gdb_stdout);
+ /* variable, func, or typedef-that-is-c++-class */
+ else if (kind < TYPES_NAMESPACE ||
+ (kind == TYPES_NAMESPACE &&
+ SYMBOL_NAMESPACE(sym) == STRUCT_NAMESPACE))
+ {
+ type_print (SYMBOL_TYPE (sym),
+ (SYMBOL_CLASS (sym) == LOC_TYPEDEF
+ ? "" : SYMBOL_SOURCE_NAME (sym)),
+ gdb_stdout, 0);
+
+ printf_filtered (";\n");
+ }
+ else
+ {
+# if 0
+ /* Tiemann says: "info methods was never implemented." */
+ char *demangled_name;
+ c_type_print_base (TYPE_FN_FIELD_TYPE(t, block),
+ gdb_stdout, 0, 0);
+ c_type_print_varspec_prefix (TYPE_FN_FIELD_TYPE(t, block),
+ gdb_stdout, 0);
+ if (TYPE_FN_FIELD_STUB (t, block))
+ check_stub_method (TYPE_DOMAIN_TYPE (type), j, block);
+ demangled_name =
+ cplus_demangle (TYPE_FN_FIELD_PHYSNAME (t, block),
+ DMGL_ANSI | DMGL_PARAMS);
+ if (demangled_name == NULL)
+ fprintf_filtered (stream, "<badly mangled name %s>",
+ TYPE_FN_FIELD_PHYSNAME (t, block));
+ else
+ {
+ fputs_filtered (demangled_name, stream);
+ free (demangled_name);
+ }
+# endif
+ }
+}
+
+/* This help function for symtab_symbol_info() prints information
+ for non-debugging symbols to gdb_stdout.
+*/
+static void
+print_msymbol_info (msymbol)
+ struct minimal_symbol *msymbol;
+{
+ printf_filtered (" %08lx %s\n",
+ (unsigned long) SYMBOL_VALUE_ADDRESS (msymbol),
+ SYMBOL_SOURCE_NAME (msymbol));
+}
+
+/* This is the guts of the commands "info functions", "info types", and
+ "info variables". It calls search_symbols to find all matches and then
+ print_[m]symbol_info to print out some useful information about the
+ matches.
+*/
+static void
+symtab_symbol_info (regexp, kind, from_tty)
+ char *regexp;
+ namespace_enum kind;
+ int from_tty;
+{
+ static char *classnames[]
+ = {"variable", "function", "type", "method"};
+ struct symbol_search *symbols;
+ struct symbol_search *p;
+ struct cleanup *old_chain;
+ char *last_filename = NULL;
+ int first = 1;
+
+ /* must make sure that if we're interrupted, symbols gets freed */
+ search_symbols (regexp, kind, 0, (char **) NULL, &symbols);
+ old_chain = make_cleanup (free_search_symbols, symbols);
+
+ printf_filtered (regexp
+ ? "All %ss matching regular expression \"%s\":\n"
+ : "All defined %ss:\n",
+ classnames[(int) (kind - LABEL_NAMESPACE - 1)], regexp);
+
+ for (p = symbols; p != NULL; p = p->next)
+ {
+ QUIT;
+
+ if (p->msymbol != NULL)
+ {
+ if (first)
+ {
+ printf_filtered ("\nNon-debugging symbols:\n");
+ first = 0;
+ }
+ print_msymbol_info (p->msymbol);
+ }
+ else
+ {
+ print_symbol_info (kind,
+ p->symtab,
+ p->symbol,
+ p->block,
+ last_filename);
+ last_filename = p->symtab->filename;
+ }
+ }
+
+ do_cleanups (old_chain);
}
static void
@@ -3125,7 +3285,7 @@ variables_info (regexp, from_tty)
char *regexp;
int from_tty;
{
- list_symbols (regexp, 0, 0, from_tty);
+ symtab_symbol_info (regexp, VARIABLES_NAMESPACE, from_tty);
}
static void
@@ -3133,7 +3293,7 @@ functions_info (regexp, from_tty)
char *regexp;
int from_tty;
{
- list_symbols (regexp, 1, 0, from_tty);
+ symtab_symbol_info (regexp, FUNCTIONS_NAMESPACE, from_tty);
}
static void
@@ -3141,7 +3301,7 @@ types_info (regexp, from_tty)
char *regexp;
int from_tty;
{
- list_symbols (regexp, 2, 0, from_tty);
+ symtab_symbol_info (regexp, TYPES_NAMESPACE, from_tty);
}
#if 0
@@ -3150,7 +3310,7 @@ static void
methods_info (regexp)
char *regexp;
{
- list_symbols (regexp, 3, 0, from_tty);
+ symtab_symbol_info (regexp, METHODS_NAMESPACE, 0, from_tty);
}
#endif /* 0 */
@@ -3160,10 +3320,43 @@ rbreak_command (regexp, from_tty)
char *regexp;
int from_tty;
{
- list_symbols (regexp, 1, 1, from_tty);
+ struct symbol_search *ss;
+ struct symbol_search *p;
+ struct cleanup *old_chain;
+
+ search_symbols (regexp, FUNCTIONS_NAMESPACE, 0, (char **) NULL, &ss);
+ old_chain = make_cleanup (free_search_symbols, ss);
+
+ for (p = ss; p != NULL; p = p->next)
+ {
+ if (p->msymbol == NULL)
+ {
+ char *string = (char *) alloca (strlen (p->symtab->filename)
+ + strlen (SYMBOL_NAME (p->symbol))
+ + 4);
+ strcpy (string, p->symtab->filename);
+ strcat (string, ":'");
+ strcat (string, SYMBOL_NAME (p->symbol));
+ strcat (string, "'");
+ break_command (string, from_tty);
+ print_symbol_info (FUNCTIONS_NAMESPACE,
+ p->symtab,
+ p->symbol,
+ p->block,
+ p->symtab->filename);
+ }
+ else
+ {
+ break_command (SYMBOL_NAME (p->msymbol), from_tty);
+ printf_filtered ("<function, no debug info> %s;\n",
+ SYMBOL_SOURCE_NAME (p->msymbol));
+ }
+ }
+
+ do_cleanups (old_chain);
}
-
+
/* Return Nonzero if block a is lexically nested within block b,
or if a and b have the same pc range.
Return zero otherwise. */
generated by cgit v1.1 at 2024-08-11 11:03:08 +0000