/* Support routines for building symbol tables in GDB's internal format.
- Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992
+ Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1995
Free Software Foundation, Inc.
This file is part of GDB.
#include "symtab.h"
#include "symfile.h" /* Needed for "struct complaint" */
#include "objfiles.h"
+#include "gdbtypes.h"
#include "complaints.h"
#include <string.h>
#include "buildsym.h" /* Our own declarations */
#undef EXTERN
+/* For cleanup_undefined_types and finish_global_stabs (somewhat
+ questionable--see comment where we call them). */
+#include "stabsread.h"
+
static int
compare_line_numbers PARAMS ((const void *, const void *));
{"inner block not inside outer block", 0, 0};
struct complaint blockvector_complaint =
- {"block at 0x%x out of order", 0, 0};
+ {"block at 0x%lx out of order", 0, 0};
\f
/* maintain the lists of symbols and blocks */
if (symbol)
{
+ struct type *ftype = SYMBOL_TYPE (symbol);
SYMBOL_BLOCK_VALUE (symbol) = block;
BLOCK_FUNCTION (block) = symbol;
+
+ if (TYPE_NFIELDS (ftype) <= 0)
+ {
+ /* No parameter type information is recorded with the function's
+ type. Set that from the type of the parameter symbols. */
+ int nparams = 0, iparams;
+ struct symbol *sym;
+ for (i = 0; i < BLOCK_NSYMS (block); i++)
+ {
+ sym = BLOCK_SYM (block, i);
+ switch (SYMBOL_CLASS (sym))
+ {
+ case LOC_ARG:
+ case LOC_REF_ARG:
+ case LOC_REGPARM:
+ case LOC_REGPARM_ADDR:
+ nparams++;
+ }
+ }
+ if (nparams > 0)
+ {
+ TYPE_NFIELDS (ftype) = nparams;
+ TYPE_FIELDS (ftype) = (struct field *)
+ TYPE_ALLOC (ftype, nparams * sizeof (struct field));
+
+ for (i = iparams = 0; iparams < nparams; i++)
+ {
+ sym = BLOCK_SYM (block, i);
+ switch (SYMBOL_CLASS (sym))
+ {
+ case LOC_ARG:
+ case LOC_REF_ARG:
+ case LOC_REGPARM:
+ case LOC_REGPARM_ADDR:
+ TYPE_FIELD_TYPE (ftype, iparams) = SYMBOL_TYPE (sym);
+ iparams++;
+ }
+ }
+ }
+ }
}
else
{
if (BLOCK_START(BLOCKVECTOR_BLOCK (blockvector, i-1))
> BLOCK_START(BLOCKVECTOR_BLOCK (blockvector, i)))
{
+
+ /* FIXME-32x64: loses if CORE_ADDR doesn't fit in a
+ long. Possible solutions include a version of
+ complain which takes a callback, a
+ sprintf_address_numeric to match
+ print_address_numeric, or a way to set up a GDB_FILE
+ * which causes sprintf rather than fprintf to be
+ called. */
+
complain (&blockvector_complaint,
- BLOCK_START(BLOCKVECTOR_BLOCK (blockvector, i)));
+ (unsigned long) BLOCK_START(BLOCKVECTOR_BLOCK (blockvector, i)));
}
}
}
current_subfile = subfile;
/* Save its name and compilation directory name */
- subfile->name = (name == NULL)? NULL : strdup (name);
- subfile->dirname = (dirname == NULL) ? NULL : strdup (dirname);
+ subfile->name = (name == NULL) ? NULL : savestring (name, strlen (name));
+ subfile->dirname =
+ (dirname == NULL) ? NULL : savestring (dirname, strlen (dirname));
/* Initialize line-number recording for this subfile. */
subfile->line_vector = NULL;
directives which specify a file name ending in .C.
So if the filename of this subfile ends in .C, then change the language
- of any pending subfiles from C to C++. .cc is also accepted, even
- though I don't think cfront allows it. */
+ of any pending subfiles from C to C++. We also accept any other C++
+ suffixes accepted by deduce_language_from_filename (in particular,
+ some people use .cxx with cfront). */
+ /* Likewise for f2c. */
if (subfile->name)
{
- char *p;
struct subfile *s;
+ enum language sublang = deduce_language_from_filename (subfile->name);
- p = strrchr (subfile->name, '.');
- if (p != NULL
- && (p[1] == 'C' && p[2] == '\0'
- || p[1] == 'c' && p[2] == 'c' && p[3] == '\0'))
+ if (sublang == language_cplus || sublang == language_fortran)
for (s = subfiles; s != NULL; s = s->next)
if (s->language == language_c)
- s->language = language_cplus;
+ s->language = sublang;
}
/* And patch up this file if necessary. */
if (subfile->language == language_c
&& subfile->next != NULL
- && subfile->next->language == language_cplus)
+ && (subfile->next->language == language_cplus
+ || subfile->next->language == language_fortran))
{
- subfile->language = language_cplus;
+ subfile->language = subfile->next->language;
}
}
&& subfile->name[strlen(subfile->name)-1] == '/')
{
subfile->dirname = subfile->name;
- subfile->name = strdup (name);
+ subfile->name = savestring (name, strlen (name));
+ last_source_file = name;
/* Default the source language to whatever can be deduced from
the filename. If nothing can be deduced (such as for a C/C++
struct objfile *objfile;
int section;
{
- register struct symtab *symtab;
+ register struct symtab *symtab = NULL;
register struct blockvector *blockvector;
register struct subfile *subfile;
register struct context_stack *cstk;
finish_block (cstk->name, &local_symbols, cstk->old_blocks,
cstk->start_addr, end_addr, objfile);
- /* Debug: if context stack still has something in it,
- we are in trouble. */
if (context_stack_depth > 0)
{
- abort ();
+ /* This is said to happen with SCO. The old coffread.c code
+ simply emptied the context stack, so we do the same. FIXME:
+ Find out why it is happening. This is not believed to happen
+ in most cases (even for coffread.c); it used to be an abort(). */
+ static struct complaint msg =
+ {"Context stack not empty in end_symtab", 0, 0};
+ complain (&msg);
+ context_stack_depth = 0;
}
}
for (subfile = subfiles; subfile; subfile = nextsub)
{
- int linetablesize;
+ int linetablesize = 0;
/* If we have blocks of symbols, make a symtab.
Otherwise, just ignore this file and any line number info in it. */
symtab = NULL;