#include "completer.h"
#include "progspace-and-thread.h"
#include "common/gdb_optional.h"
+#include "filename-seen-cache.h"
/* Forward declarations for local functions. */
}
\f
-/* Cache to watch for file names already seen by filename_seen. */
-
-struct filename_seen_cache
-{
- /* Table of files seen so far. */
- htab_t tab;
- /* Initial size of the table. It automagically grows from here. */
-#define INITIAL_FILENAME_SEEN_CACHE_SIZE 100
-};
-
-/* filename_seen_cache constructor. */
-
-static struct filename_seen_cache *
-create_filename_seen_cache (void)
-{
- struct filename_seen_cache *cache = XNEW (struct filename_seen_cache);
-
- cache->tab = htab_create_alloc (INITIAL_FILENAME_SEEN_CACHE_SIZE,
- filename_hash, filename_eq,
- NULL, xcalloc, xfree);
-
- return cache;
-}
-
-/* Empty the cache, but do not delete it. */
-
-static void
-clear_filename_seen_cache (struct filename_seen_cache *cache)
-{
- htab_empty (cache->tab);
-}
-
-/* filename_seen_cache destructor.
- This takes a void * argument as it is generally used as a cleanup. */
-
-static void
-delete_filename_seen_cache (void *ptr)
-{
- struct filename_seen_cache *cache = (struct filename_seen_cache *) ptr;
-
- htab_delete (cache->tab);
- xfree (cache);
-}
-
-/* If FILE is not already in the table of files in CACHE, return zero;
- otherwise return non-zero. Optionally add FILE to the table if ADD
- is non-zero.
-
- NOTE: We don't manage space for FILE, we assume FILE lives as long
- as the caller needs. */
-
-static int
-filename_seen (struct filename_seen_cache *cache, const char *file, int add)
-{
- void **slot;
-
- /* Is FILE in tab? */
- slot = htab_find_slot (cache->tab, file, add ? INSERT : NO_INSERT);
- if (*slot != NULL)
- return 1;
-
- /* No; maybe add it to tab. */
- if (add)
- *slot = (char *) file;
-
- return 0;
-}
-
/* Data structure to maintain printing state for output_source_filename. */
struct output_source_filename_data
symtabs; it doesn't hurt to check. */
/* Was NAME already seen? */
- if (filename_seen (data->filename_seen_cache, name, 1))
+ if (data->filename_seen_cache->seen (name))
{
/* Yes; don't print it again. */
return;
struct symtab *s;
struct objfile *objfile;
struct output_source_filename_data data;
- struct cleanup *cleanups;
if (!have_full_symbols () && !have_partial_symbols ())
{
error (_("No symbol table is loaded. Use the \"file\" command."));
}
- data.filename_seen_cache = create_filename_seen_cache ();
- cleanups = make_cleanup (delete_filename_seen_cache,
- data.filename_seen_cache);
+ filename_seen_cache filenames_seen;
+
+ data.filename_seen_cache = &filenames_seen;
printf_filtered ("Source files for which symbols have been read in:\n\n");
printf_filtered ("Source files for which symbols "
"will be read in on demand:\n\n");
- clear_filename_seen_cache (data.filename_seen_cache);
+ filenames_seen.clear ();
data.first = 1;
map_symbol_filenames (output_partial_symbol_filename, &data,
1 /*need_fullname*/);
printf_filtered ("\n");
-
- do_cleanups (cleanups);
}
/* Compare FILE against all the NFILES entries of FILES. If BASENAMES is
return current_language->la_make_symbol_completion_list (text, word, code);
}
-/* Like make_symbol_completion_list, but suitable for use as a
- completion function. */
-
-VEC (char_ptr) *
-make_symbol_completion_list_fn (struct cmd_list_element *ignore,
- const char *text, const char *word)
-{
- return make_symbol_completion_list (text, word);
-}
-
/* Like make_symbol_completion_list, but returns a list of symbols
defined in all source files name SRCFILE. */
if (not_interesting_fname (filename))
return;
- if (!filename_seen (data->filename_seen_cache, filename, 1)
+ if (!data->filename_seen_cache->seen (filename)
&& filename_ncmp (filename, data->text, data->text_len) == 0)
{
/* This file matches for a completion; add it to the
const char *base_name = lbasename (filename);
if (base_name != filename
- && !filename_seen (data->filename_seen_cache, base_name, 1)
+ && !data->filename_seen_cache->seen (base_name)
&& filename_ncmp (base_name, data->text, data->text_len) == 0)
add_filename_to_list (base_name, data->text, data->word, data->list);
}
VEC (char_ptr) *list = NULL;
const char *base_name;
struct add_partial_filename_data datum;
- struct filename_seen_cache *filename_seen_cache;
- struct cleanup *back_to, *cache_cleanup;
+ struct cleanup *back_to;
if (!have_full_symbols () && !have_partial_symbols ())
return list;
back_to = make_cleanup (do_free_completion_list, &list);
- filename_seen_cache = create_filename_seen_cache ();
- cache_cleanup = make_cleanup (delete_filename_seen_cache,
- filename_seen_cache);
+ filename_seen_cache filenames_seen;
ALL_FILETABS (objfile, cu, s)
{
if (not_interesting_fname (s->filename))
continue;
- if (!filename_seen (filename_seen_cache, s->filename, 1)
+ if (!filenames_seen.seen (s->filename)
&& filename_ncmp (s->filename, text, text_len) == 0)
{
/* This file matches for a completion; add it to the current
command do when they parse file names. */
base_name = lbasename (s->filename);
if (base_name != s->filename
- && !filename_seen (filename_seen_cache, base_name, 1)
+ && !filenames_seen.seen (base_name)
&& filename_ncmp (base_name, text, text_len) == 0)
add_filename_to_list (base_name, text, word, &list);
}
}
- datum.filename_seen_cache = filename_seen_cache;
+ datum.filename_seen_cache = &filenames_seen;
datum.text = text;
datum.word = word;
datum.text_len = text_len;
map_symbol_filenames (maybe_add_partial_symtab_filename, &datum,
0 /*need_fullname*/);
- do_cleanups (cache_cleanup);
discard_cleanups (back_to);
return list;