/* Output generating routines for GDB.
- Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2007, 2008, 2009, 2010,
- 2011 Free Software Foundation, Inc.
+ Copyright (C) 1999-2015 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
Written by Fernando Nasser for Cygnus.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "gdb_string.h"
#include "expression.h" /* For language.h */
#include "language.h"
#include "ui-out.h"
-#include "gdb_assert.h"
/* table header structures */
enum ui_out_type type;
};
+/* Define uiout->level vector types and operations. */
+typedef struct ui_out_level *ui_out_level_p;
+DEF_VEC_P (ui_out_level_p);
+
/* Tables are special. Maintain a separate structure that tracks
their state. At present an output can only contain a single table
but that restriction might eventually be lifted. */
{
int flags;
/* Specific implementation of ui-out. */
- struct ui_out_impl *impl;
+ const struct ui_out_impl *impl;
void *data;
- /* Sub structure tracking the ui-out depth. */
+ /* Current level. */
int level;
- struct ui_out_level levels[MAX_UI_OUT_LEVELS];
+
+ /* Vector to store and track the ui-out levels. */
+ VEC (ui_out_level_p) *levels;
/* A table, if any. At present only a single table is supported. */
struct ui_out_table table;
static struct ui_out_level *
current_level (struct ui_out *uiout)
{
- return &uiout->levels[uiout->level];
+ return VEC_index (ui_out_level_p, uiout->levels, uiout->level);
}
/* Create a new level, of TYPE. Return the new level's index. */
{
struct ui_out_level *current;
- /* We had better not overflow the buffer. */
uiout->level++;
- gdb_assert (uiout->level >= 0 && uiout->level < MAX_UI_OUT_LEVELS);
- current = current_level (uiout);
+ current = XNEW (struct ui_out_level);
current->field_count = 0;
current->type = type;
+ VEC_safe_push (ui_out_level_p, uiout->levels, current);
return uiout->level;
}
pop_level (struct ui_out *uiout,
enum ui_out_type type)
{
+ struct ui_out_level *current;
+
/* We had better not underflow the buffer. */
- gdb_assert (uiout->level > 0 && uiout->level < MAX_UI_OUT_LEVELS);
+ gdb_assert (uiout->level > 0);
gdb_assert (current_level (uiout)->type == type);
+ current = VEC_pop (ui_out_level_p, uiout->levels);
+ xfree (current);
uiout->level--;
return uiout->level + 1;
}
va_list args) ATTRIBUTE_PRINTF (3, 0);
static void default_wrap_hint (struct ui_out *uiout, char *identstring);
static void default_flush (struct ui_out *uiout);
+static void default_data_destroy (struct ui_out *uiout);
/* This is the default ui-out implementation functions vector. */
-struct ui_out_impl default_ui_out_impl =
+const struct ui_out_impl default_ui_out_impl =
{
default_table_begin,
default_table_body,
default_wrap_hint,
default_flush,
NULL,
+ default_data_destroy,
0, /* Does not need MI hacks. */
};
/* FIXME: This should not be a global, but something passed down from main.c
or top.c. */
-struct ui_out *uiout = &def_uiout;
+struct ui_out *current_uiout = &def_uiout;
/* These are the interfaces to implementation functions. */
static void uo_wrap_hint (struct ui_out *uiout, char *identstring);
static void uo_flush (struct ui_out *uiout);
static int uo_redirect (struct ui_out *uiout, struct ui_file *outstream);
+static void uo_data_destroy (struct ui_out *uiout);
/* Prototypes for local functions */
static int get_next_header (struct ui_out *uiout, int *colno, int *width,
int *alignment, char **colhdr);
static void clear_header_list (struct ui_out *uiout);
+static void clear_table (struct ui_out *uiout);
static void verify_field (struct ui_out *uiout, int *fldno, int *width,
int *align);
uiout->table.flag = 0;
uo_table_end (uiout);
-
- if (uiout->table.id)
- xfree (uiout->table.id);
- clear_header_list (uiout);
+ clear_table (uiout);
}
void
{
struct ui_out_end_cleanup_data *end_cleanup_data;
- end_cleanup_data = XMALLOC (struct ui_out_end_cleanup_data);
+ end_cleanup_data = XNEW (struct ui_out_end_cleanup_data);
end_cleanup_data->uiout = uiout;
end_cleanup_data->type = type;
return make_cleanup (do_cleanup_end, end_cleanup_data);
uo_field_int (uiout, fldno, input_width, input_align, fldname, value);
}
+/* Documented in ui-out.h. */
+
void
ui_out_field_core_addr (struct ui_out *uiout,
const char *fldname,
void
ui_out_field_stream (struct ui_out *uiout,
const char *fldname,
- struct ui_stream *buf)
+ struct ui_file *stream)
{
long length;
- char *buffer = ui_file_xstrdup (buf->stream, &length);
+ char *buffer = ui_file_xstrdup (stream, &length);
struct cleanup *old_cleanup = make_cleanup (xfree, buffer);
if (length > 0)
ui_out_field_string (uiout, fldname, buffer);
else
ui_out_field_skip (uiout, fldname);
- ui_file_rewind (buf->stream);
+ ui_file_rewind (stream);
do_cleanups (old_cleanup);
}
va_end (args);
}
-struct ui_stream *
-ui_out_stream_new (struct ui_out *uiout)
-{
- struct ui_stream *tempbuf;
-
- tempbuf = XMALLOC (struct ui_stream);
- tempbuf->uiout = uiout;
- tempbuf->stream = mem_fileopen ();
- return tempbuf;
-}
-
-void
-ui_out_stream_delete (struct ui_stream *buf)
-{
- ui_file_delete (buf->stream);
- xfree (buf);
-}
-
-static void
-do_stream_delete (void *buf)
-{
- ui_out_stream_delete (buf);
-}
-
-struct cleanup *
-make_cleanup_ui_out_stream_delete (struct ui_stream *buf)
-{
- return make_cleanup (do_stream_delete, buf);
-}
-
-
void
ui_out_wrap_hint (struct ui_out *uiout, char *identstring)
{
return 0;
}
-#if 0
-void
-ui_out_result_begin (struct ui_out *uiout, char *class)
-{
-}
-
-void
-ui_out_result_end (struct ui_out *uiout)
-{
-}
-
-void
-ui_out_info_begin (struct ui_out *uiout, char *class)
-{
-}
-
-void
-ui_out_info_end (struct ui_out *uiout)
-{
-}
-
-void
-ui_out_notify_begin (struct ui_out *uiout, char *class)
-{
-}
-
-void
-ui_out_notify_end (struct ui_out *uiout)
-{
-}
-
-void
-ui_out_error_begin (struct ui_out *uiout, char *class)
-{
-}
-
-void
-ui_out_error_end (struct ui_out *uiout)
-{
-}
-#endif
-
-#if 0
-void
-gdb_error (ui_out * uiout, int severity, char *format,...)
-{
- va_list args;
-}
-
-void
-gdb_query (struct ui_out *uiout, int qflags, char *qprompt)
-{
-}
-#endif
-
int
ui_out_is_mi_like_p (struct ui_out *uiout)
{
{
}
+static void
+default_data_destroy (struct ui_out *uiout)
+{
+}
+
/* Interface to the implementation functions. */
void
uiout->impl->table_header (uiout, width, align, col_name, colhdr);
}
+/* Clear the table associated with UIOUT. */
+
+static void
+clear_table (struct ui_out *uiout)
+{
+ xfree (uiout->table.id);
+ uiout->table.id = NULL;
+ clear_header_list (uiout);
+}
+
void
uo_begin (struct ui_out *uiout,
enum ui_out_type type,
return 0;
}
+void
+uo_data_destroy (struct ui_out *uiout)
+{
+ if (!uiout->impl->data_destroy)
+ return;
+
+ uiout->impl->data_destroy (uiout);
+}
+
/* local functions */
/* List of column headers manipulation routines. */
{
uiout->table.header_next = uiout->table.header_first;
uiout->table.header_first = uiout->table.header_first->next;
- if (uiout->table.header_next->colhdr != NULL)
- xfree (uiout->table.header_next->colhdr);
+ xfree (uiout->table.header_next->colhdr);
+ xfree (uiout->table.header_next->col_name);
xfree (uiout->table.header_next);
}
gdb_assert (uiout->table.header_first == NULL);
{
struct ui_out_hdr *temphdr;
- temphdr = XMALLOC (struct ui_out_hdr);
+ temphdr = XNEW (struct ui_out_hdr);
temphdr->width = width;
temphdr->alignment = alignment;
/* We have to copy the column title as the original may be an
/* Initalize private members at startup. */
struct ui_out *
-ui_out_new (struct ui_out_impl *impl, void *data,
+ui_out_new (const struct ui_out_impl *impl, void *data,
int flags)
{
- struct ui_out *uiout = XMALLOC (struct ui_out);
+ struct ui_out *uiout = XNEW (struct ui_out);
+ struct ui_out_level *current = XNEW (struct ui_out_level);
uiout->data = data;
uiout->impl = impl;
uiout->table.flag = 0;
uiout->table.body_flag = 0;
uiout->level = 0;
- memset (uiout->levels, 0, sizeof (uiout->levels));
+ uiout->levels = NULL;
+
+ /* Create uiout->level 0, the default level. */
+ current->type = ui_out_type_tuple;
+ current->field_count = 0;
+ VEC_safe_push (ui_out_level_p, uiout->levels, current);
+
+ uiout->table.id = NULL;
uiout->table.header_first = NULL;
uiout->table.header_last = NULL;
uiout->table.header_next = NULL;
return uiout;
}
+/* Free UIOUT and the memory areas it references. */
+
+void
+ui_out_destroy (struct ui_out *uiout)
+{
+ int i;
+ struct ui_out_level *current;
+
+ /* Make sure that all levels are freed in the case where levels have
+ been pushed, but not popped before the ui_out object is
+ destroyed. */
+ for (i = 0;
+ VEC_iterate (ui_out_level_p, uiout->levels, i, current);
+ ++i)
+ xfree (current);
+
+ VEC_free (ui_out_level_p, uiout->levels);
+ uo_data_destroy (uiout);
+ clear_table (uiout);
+ xfree (uiout);
+}
+
/* Standard gdb initialization hook. */
void
projects / deliverable / binutils-gdb.git / blobdiff