/* Output generating routines for GDB.
- Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ Copyright (C) 1999-2019 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
Written by Fernando Nasser for Cygnus.
#include <memory>
#include <string>
+namespace {
+
/* A header of a ui_out_table. */
class ui_out_hdr
std::string m_header;
};
+} // namespace
+
/* A level of nesting (either a list or a tuple) in a ui_out output. */
class ui_out_level
int m_field_count;
};
-/* States (steps) of a table generation. */
-
-enum ui_out_table_state
-{
- /* We are generating the table headers. */
- TABLE_STATE_HEADERS,
-
- /* We are generating the table body. */
- TABLE_STATE_BODY,
-};
-
/* 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. */
-struct ui_out_table
+class ui_out_table
{
- /* If on, a table is being generated. */
- int flag;
+ public:
+
+ /* States (steps) of a table generation. */
+
+ enum class state
+ {
+ /* We are generating the table headers. */
+ HEADERS,
+
+ /* We are generating the table body. */
+ BODY,
+ };
+
+ explicit ui_out_table (int entry_level, int nr_cols, const std::string &id)
+ : m_state (state::HEADERS),
+ m_entry_level (entry_level),
+ m_nr_cols (nr_cols),
+ m_id (id)
+ {
+ }
- ui_out_table_state state;
+ /* Start building the body of the table. */
+
+ void start_body ();
+
+ /* Add a new header to the table. */
+
+ void append_header (int width, ui_align alignment,
+ const std::string &col_name, const std::string &col_hdr);
+
+ void start_row ();
+
+ /* Extract the format information for the next header and advance
+ the header iterator. Return false if there was no next header. */
+
+ bool get_next_header (int *colno, int *width, ui_align *alignment,
+ const char **col_hdr);
+
+ bool query_field (int colno, int *width, int *alignment,
+ const char **col_name) const;
+
+ state current_state () const;
+
+ int entry_level () const;
+
+ private:
+
+ state m_state;
/* The level at which each entry of the table is to be found. A row
(a tuple) is made up of entries. Consequently ENTRY_LEVEL is one
above that of the table. */
- int entry_level;
+ int m_entry_level;
/* Number of table columns (as specified in the table_begin call). */
- int columns;
+ int m_nr_cols;
/* String identifying the table (as specified in the table_begin
call). */
- std::string id;
+ std::string m_id;
/* Pointers to the column headers. */
- std::vector<std::unique_ptr<ui_out_hdr>> headers;
+ std::vector<std::unique_ptr<ui_out_hdr>> m_headers;
/* Iterator over the headers vector, used when printing successive fields. */
- std::vector<std::unique_ptr<ui_out_hdr>>::const_iterator headers_iterator;
-
+ std::vector<std::unique_ptr<ui_out_hdr>>::const_iterator m_headers_iterator;
};
+/* See ui-out.h. */
-/* The ui_out structure */
+void ui_out_table::start_body ()
+{
+ if (m_state != state::HEADERS)
+ internal_error (__FILE__, __LINE__,
+ _("extra table_body call not allowed; there must be only "
+ "one table_body after a table_begin and before a "
+ "table_end."));
-struct ui_out
- {
- int flags;
- /* Specific implementation of ui-out. */
- const struct ui_out_impl *impl;
- void *data;
+ /* Check if the number of defined headers matches the number of expected
+ columns. */
+ if (m_headers.size () != m_nr_cols)
+ internal_error (__FILE__, __LINE__,
+ _("number of headers differ from number of table "
+ "columns."));
+
+ m_state = state::BODY;
+ m_headers_iterator = m_headers.begin ();
+}
+
+/* See ui-out.h. */
+
+void ui_out_table::append_header (int width, ui_align alignment,
+ const std::string &col_name,
+ const std::string &col_hdr)
+{
+ if (m_state != state::HEADERS)
+ internal_error (__FILE__, __LINE__,
+ _("table header must be specified after table_begin and "
+ "before table_body."));
+
+ std::unique_ptr<ui_out_hdr> header (new ui_out_hdr (m_headers.size () + 1,
+ width, alignment,
+ col_name, col_hdr));
- /* Vector to store and track the ui-out levels. */
- std::vector<std::unique_ptr<ui_out_level>> levels;
+ m_headers.push_back (std::move (header));
+}
+
+/* See ui-out.h. */
+
+void ui_out_table::start_row ()
+{
+ m_headers_iterator = m_headers.begin ();
+}
+
+/* See ui-out.h. */
+
+bool ui_out_table::get_next_header (int *colno, int *width, ui_align *alignment,
+ const char **col_hdr)
+{
+ /* There may be no headers at all or we may have used all columns. */
+ if (m_headers_iterator == m_headers.end ())
+ return false;
+
+ ui_out_hdr *hdr = m_headers_iterator->get ();
+
+ *colno = hdr->number ();
+ *width = hdr->min_width ();
+ *alignment = hdr->alignment ();
+ *col_hdr = hdr->header ().c_str ();
+
+ /* Advance the header pointer to the next entry. */
+ m_headers_iterator++;
+
+ return true;
+}
+
+/* See ui-out.h. */
+
+bool ui_out_table::query_field (int colno, int *width, int *alignment,
+ const char **col_name) const
+{
+ /* Column numbers are 1-based, so convert to 0-based index. */
+ int index = colno - 1;
- int level () const
+ if (index >= 0 && index < m_headers.size ())
{
- return this->levels.size ();
+ ui_out_hdr *hdr = m_headers[index].get ();
+
+ gdb_assert (colno == hdr->number ());
+
+ *width = hdr->min_width ();
+ *alignment = hdr->alignment ();
+ *col_name = hdr->name ().c_str ();
+
+ return true;
}
+ else
+ return false;
+}
- /* A table, if any. At present only a single table is supported. */
- struct ui_out_table table;
- };
+/* See ui-out.h. */
+
+ui_out_table::state ui_out_table::current_state () const
+{
+ return m_state;
+}
+
+/* See ui-out.h. */
+
+int ui_out_table::entry_level () const
+{
+ return m_entry_level;
+}
+
+int
+ui_out::level () const
+{
+ return m_levels.size ();
+}
/* The current (inner most) level. */
-static ui_out_level *
-current_level (struct ui_out *uiout)
+
+ui_out_level *
+ui_out::current_level () const
{
- return uiout->levels.back ().get ();
+ return m_levels.back ().get ();
}
/* Create a new level, of TYPE. */
-static void
-push_level (struct ui_out *uiout,
- enum ui_out_type type)
+void
+ui_out::push_level (ui_out_type type)
{
std::unique_ptr<ui_out_level> level (new ui_out_level (type));
- uiout->levels.push_back (std::move (level));
+ m_levels.push_back (std::move (level));
}
/* Discard the current level. TYPE is the type of the level being
discarded. */
-static void
-pop_level (struct ui_out *uiout,
- enum ui_out_type type)
+void
+ui_out::pop_level (ui_out_type type)
{
/* We had better not underflow the buffer. */
- gdb_assert (uiout->level () > 0);
- gdb_assert (current_level (uiout)->type () == type);
-
- uiout->levels.pop_back ();
-}
-
-/* These are the interfaces to implementation functions. */
-
-static void uo_table_begin (struct ui_out *uiout, int nbrofcols,
- int nr_rows, const char *tblid);
-static void uo_table_body (struct ui_out *uiout);
-static void uo_table_end (struct ui_out *uiout);
-static void uo_table_header (struct ui_out *uiout, int width,
- enum ui_align align,
- const std::string &col_name,
- const std::string &col_hdr);
-static void uo_begin (struct ui_out *uiout,
- enum ui_out_type type,
- const char *id);
-static void uo_end (struct ui_out *uiout,
- enum ui_out_type type);
-static void uo_field_int (struct ui_out *uiout, int fldno, int width,
- enum ui_align align, const char *fldname, int value);
-static void uo_field_skip (struct ui_out *uiout, int fldno, int width,
- enum ui_align align, const char *fldname);
-static void uo_field_fmt (struct ui_out *uiout, int fldno, int width,
- enum ui_align align, const char *fldname,
- const char *format, va_list args)
- ATTRIBUTE_PRINTF (6, 0);
-static void uo_spaces (struct ui_out *uiout, int numspaces);
-static void uo_text (struct ui_out *uiout, const char *string);
-static void uo_message (struct ui_out *uiout,
- const char *format, va_list args)
- ATTRIBUTE_PRINTF (2, 0);
-static void uo_wrap_hint (struct ui_out *uiout, const char *identstring);
-static void uo_flush (struct ui_out *uiout);
-static int uo_redirect (struct ui_out *uiout, struct ui_file *outstream);
-
-/* Prototypes for local functions */
-
-static void append_header_to_list (struct ui_out *uiout, int width,
- enum ui_align alignment,
- const std::string &col_name,
- const std::string &col_hdr);
-static int get_next_header (struct ui_out *uiout, int *colno, int *width,
- enum ui_align *alignment, const char **col_hdr);
-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,
- enum ui_align *align);
-
-/* exported functions (ui_out API) */
+ gdb_assert (m_levels.size () > 0);
+ gdb_assert (current_level ()->type () == type);
+
+ m_levels.pop_back ();
+}
/* Mark beginning of a table. */
-static void
-ui_out_table_begin (struct ui_out *uiout, int nbrofcols,
- int nr_rows, const std::string &tblid)
+void
+ui_out::table_begin (int nr_cols, int nr_rows, const std::string &tblid)
{
- if (uiout->table.flag)
+ if (m_table_up != nullptr)
internal_error (__FILE__, __LINE__,
_("tables cannot be nested; table_begin found before \
previous table_end."));
- uiout->table.flag = 1;
- uiout->table.state = TABLE_STATE_HEADERS;
- uiout->table.entry_level = uiout->level () + 1;
- uiout->table.columns = nbrofcols;
- uiout->table.id = tblid;
+ m_table_up.reset (new ui_out_table (level () + 1, nr_cols, tblid));
- clear_header_list (uiout);
-
- uo_table_begin (uiout, nbrofcols, nr_rows, uiout->table.id.c_str ());
+ do_table_begin (nr_cols, nr_rows, tblid.c_str ());
}
void
-ui_out_table_body (struct ui_out *uiout)
+ui_out::table_header (int width, ui_align alignment,
+ const std::string &col_name, const std::string &col_hdr)
{
- if (!uiout->table.flag)
- internal_error (__FILE__, __LINE__,
- _("table_body outside a table is not valid; it must be \
-after a table_begin and before a table_end."));
-
- if (uiout->table.state == TABLE_STATE_BODY)
+ if (m_table_up == nullptr)
internal_error (__FILE__, __LINE__,
- _("extra table_body call not allowed; there must be \
-only one table_body after a table_begin and before a table_end."));
+ _("table_header outside a table is not valid; it must be \
+after a table_begin and before a table_body."));
- if (uiout->table.headers.size () != uiout->table.columns)
- internal_error (__FILE__, __LINE__,
- _("number of headers differ from number of table \
-columns."));
+ m_table_up->append_header (width, alignment, col_name, col_hdr);
- uiout->table.state = TABLE_STATE_BODY;
-
- uo_table_body (uiout);
+ do_table_header (width, alignment, col_name, col_hdr);
}
-static void
-ui_out_table_end (struct ui_out *uiout)
+void
+ui_out::table_body ()
{
- if (!uiout->table.flag)
+ if (m_table_up == nullptr)
internal_error (__FILE__, __LINE__,
- _("misplaced table_end or missing table_begin."));
+ _("table_body outside a table is not valid; it must be "
+ "after a table_begin and before a table_end."));
- uiout->table.entry_level = 0;
- uiout->table.state = TABLE_STATE_HEADERS;
- uiout->table.flag = 0;
+ m_table_up->start_body ();
- uo_table_end (uiout);
- clear_table (uiout);
+ do_table_body ();
}
void
-ui_out_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
- const std::string &col_name, const std::string &col_hdr)
+ui_out::table_end ()
{
- if (!uiout->table.flag || uiout->table.state != TABLE_STATE_HEADERS)
+ if (m_table_up == nullptr)
internal_error (__FILE__, __LINE__,
- _("table header must be specified after table_begin \
-and before table_body."));
-
- append_header_to_list (uiout, width, alignment, col_name, col_hdr);
-
- uo_table_header (uiout, width, alignment, col_name, col_hdr);
-}
-
-static void
-do_cleanup_table_end (void *data)
-{
- struct ui_out *ui_out = (struct ui_out *) data;
+ _("misplaced table_end or missing table_begin."));
- ui_out_table_end (ui_out);
-}
+ do_table_end ();
-struct cleanup *
-make_cleanup_ui_out_table_begin_end (struct ui_out *ui_out, int nr_cols,
- int nr_rows, const char *tblid)
-{
- ui_out_table_begin (ui_out, nr_cols, nr_rows, tblid);
- return make_cleanup (do_cleanup_table_end, ui_out);
+ m_table_up = nullptr;
}
void
-ui_out_begin (struct ui_out *uiout,
- enum ui_out_type type,
- const char *id)
+ui_out::begin (ui_out_type type, const char *id)
{
- if (uiout->table.flag && uiout->table.state != TABLE_STATE_BODY)
- internal_error (__FILE__, __LINE__,
- _("table header or table_body expected; lists must be \
-specified after table_body."));
-
/* Be careful to verify the ``field'' before the new tuple/list is
pushed onto the stack. That way the containing list/table/row is
verified and not the newly created tuple/list. This verification
{
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
- verify_field (uiout, &fldno, &width, &align);
+ verify_field (&fldno, &width, &align);
}
- push_level (uiout, type);
+ push_level (type);
/* If the push puts us at the same level as a table row entry, we've
got a new table row. Put the header pointer back to the start. */
- if (uiout->table.state == TABLE_STATE_BODY
- && uiout->table.entry_level == uiout->level ())
- uiout->table.headers_iterator = uiout->table.headers.begin ();
+ if (m_table_up != nullptr
+ && m_table_up->current_state () == ui_out_table::state::BODY
+ && m_table_up->entry_level () == level ())
+ m_table_up->start_row ();
- uo_begin (uiout, type, id);
+ do_begin (type, id);
}
void
-ui_out_end (struct ui_out *uiout,
- enum ui_out_type type)
+ui_out::end (ui_out_type type)
{
- pop_level (uiout, type);
+ pop_level (type);
- uo_end (uiout, type);
+ do_end (type);
}
-struct ui_out_end_cleanup_data
-{
- struct ui_out *uiout;
- enum ui_out_type type;
-};
-
-static void
-do_cleanup_end (void *data)
-{
- struct ui_out_end_cleanup_data *end_cleanup_data
- = (struct ui_out_end_cleanup_data *) data;
-
- ui_out_end (end_cleanup_data->uiout, end_cleanup_data->type);
- xfree (end_cleanup_data);
-}
-
-static struct cleanup *
-make_cleanup_ui_out_end (struct ui_out *uiout,
- enum ui_out_type type)
+void
+ui_out::field_signed (const char *fldname, LONGEST value)
{
- struct ui_out_end_cleanup_data *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);
-}
+ int fldno;
+ int width;
+ ui_align align;
-struct cleanup *
-make_cleanup_ui_out_tuple_begin_end (struct ui_out *uiout,
- const char *id)
-{
- ui_out_begin (uiout, ui_out_type_tuple, id);
- return make_cleanup_ui_out_end (uiout, ui_out_type_tuple);
-}
+ verify_field (&fldno, &width, &align);
-struct cleanup *
-make_cleanup_ui_out_list_begin_end (struct ui_out *uiout,
- const char *id)
-{
- ui_out_begin (uiout, ui_out_type_list, id);
- return make_cleanup_ui_out_end (uiout, ui_out_type_list);
+ do_field_signed (fldno, width, align, fldname, value);
}
void
-ui_out_field_int (struct ui_out *uiout,
- const char *fldname,
- int value)
+ui_out::field_fmt_signed (int input_width, ui_align input_align,
+ const char *fldname, LONGEST value)
{
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
- verify_field (uiout, &fldno, &width, &align);
+ verify_field (&fldno, &width, &align);
- uo_field_int (uiout, fldno, width, align, fldname, value);
+ do_field_signed (fldno, input_width, input_align, fldname, value);
}
+/* See ui-out.h. */
+
void
-ui_out_field_fmt_int (struct ui_out *uiout,
- int input_width,
- enum ui_align input_align,
- const char *fldname,
- int value)
+ui_out::field_unsigned (const char *fldname, ULONGEST value)
{
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
- verify_field (uiout, &fldno, &width, &align);
+ verify_field (&fldno, &width, &align);
- uo_field_int (uiout, fldno, input_width, input_align, fldname, value);
+ do_field_unsigned (fldno, width, align, fldname, value);
}
/* Documented in ui-out.h. */
void
-ui_out_field_core_addr (struct ui_out *uiout,
- const char *fldname,
- struct gdbarch *gdbarch,
- CORE_ADDR address)
+ui_out::field_core_addr (const char *fldname, struct gdbarch *gdbarch,
+ CORE_ADDR address)
{
- ui_out_field_string (uiout, fldname,
- print_core_address (gdbarch, address));
+ field_string (fldname, print_core_address (gdbarch, address),
+ ui_out_style_kind::ADDRESS);
}
void
-ui_out_field_stream (struct ui_out *uiout,
- const char *fldname,
- struct ui_file *stream)
+ui_out::field_stream (const char *fldname, string_file &stream,
+ ui_out_style_kind style)
{
- std::string buffer = ui_file_as_string (stream);
-
- if (!buffer.empty ())
- ui_out_field_string (uiout, fldname, buffer.c_str ());
+ if (!stream.empty ())
+ field_string (fldname, stream.c_str (), style);
else
- ui_out_field_skip (uiout, fldname);
- ui_file_rewind (stream);
+ field_skip (fldname);
+ stream.clear ();
}
/* Used to omit a field. */
void
-ui_out_field_skip (struct ui_out *uiout,
- const char *fldname)
+ui_out::field_skip (const char *fldname)
{
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
- verify_field (uiout, &fldno, &width, &align);
+ verify_field (&fldno, &width, &align);
- uo_field_skip (uiout, fldno, width, align, fldname);
+ do_field_skip (fldno, width, align, fldname);
}
void
-ui_out_field_string (struct ui_out *uiout,
- const char *fldname,
- const char *string)
+ui_out::field_string (const char *fldname, const char *string,
+ ui_out_style_kind style)
{
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
+
+ verify_field (&fldno, &width, &align);
- verify_field (uiout, &fldno, &width, &align);
+ do_field_string (fldno, width, align, fldname, string, style);
+}
- uo_field_string (uiout, fldno, width, align, fldname, string);
+void
+ui_out::field_string (const char *fldname, const std::string &string)
+{
+ field_string (fldname, string.c_str ());
}
/* VARARGS */
void
-ui_out_field_fmt (struct ui_out *uiout,
- const char *fldname,
- const char *format, ...)
+ui_out::field_fmt (const char *fldname, const char *format, ...)
{
va_list args;
int fldno;
int width;
- enum ui_align align;
+ ui_align align;
- /* Will not align, but has to call anyway. */
- verify_field (uiout, &fldno, &width, &align);
+ verify_field (&fldno, &width, &align);
va_start (args, format);
- uo_field_fmt (uiout, fldno, width, align, fldname, format, args);
+ do_field_fmt (fldno, width, align, fldname, format, args);
va_end (args);
}
void
-ui_out_spaces (struct ui_out *uiout, int numspaces)
+ui_out::spaces (int numspaces)
{
- uo_spaces (uiout, numspaces);
+ do_spaces (numspaces);
}
void
-ui_out_text (struct ui_out *uiout,
- const char *string)
+ui_out::text (const char *string)
{
- uo_text (uiout, string);
+ do_text (string);
}
void
-ui_out_message (struct ui_out *uiout, const char *format, ...)
+ui_out::message (const char *format, ...)
{
va_list args;
va_start (args, format);
- uo_message (uiout, format, args);
+ do_message (format, args);
va_end (args);
}
void
-ui_out_wrap_hint (struct ui_out *uiout, const char *identstring)
-{
- uo_wrap_hint (uiout, identstring);
-}
-
-void
-ui_out_flush (struct ui_out *uiout)
-{
- uo_flush (uiout);
-}
-
-int
-ui_out_redirect (struct ui_out *uiout, struct ui_file *outstream)
-{
- return uo_redirect (uiout, outstream);
-}
-
-/* Test the flags against the mask given. */
-int
-ui_out_test_flags (struct ui_out *uiout, int mask)
-{
- return (uiout->flags & mask);
-}
-
-int
-ui_out_is_mi_like_p (struct ui_out *uiout)
-{
- return uiout->impl->is_mi_like_p;
-}
-
-/* Interface to the implementation functions. */
-
-void
-uo_table_begin (struct ui_out *uiout, int nbrofcols,
- int nr_rows,
- const char *tblid)
-{
- if (!uiout->impl->table_begin)
- return;
- uiout->impl->table_begin (uiout, nbrofcols, nr_rows, tblid);
-}
-
-void
-uo_table_body (struct ui_out *uiout)
-{
- if (!uiout->impl->table_body)
- return;
- uiout->impl->table_body (uiout);
-}
-
-void
-uo_table_end (struct ui_out *uiout)
-{
- if (!uiout->impl->table_end)
- return;
- uiout->impl->table_end (uiout);
-}
-
-void
-uo_table_header (struct ui_out *uiout, int width, enum ui_align align,
- const std::string &col_name, const std::string &col_hdr)
-{
- if (!uiout->impl->table_header)
- return;
- uiout->impl->table_header (uiout, width, align, col_name, col_hdr);
-}
-
-/* Clear the table associated with UIOUT. */
-
-static void
-clear_table (struct ui_out *uiout)
-{
- uiout->table.id.clear ();
- clear_header_list (uiout);
-}
-
-void
-uo_begin (struct ui_out *uiout,
- enum ui_out_type type,
- const char *id)
-{
- if (uiout->impl->begin == NULL)
- return;
- uiout->impl->begin (uiout, type, id);
-}
-
-void
-uo_end (struct ui_out *uiout,
- enum ui_out_type type)
-{
- if (uiout->impl->end == NULL)
- return;
- uiout->impl->end (uiout, type);
-}
-
-void
-uo_field_int (struct ui_out *uiout, int fldno, int width, enum ui_align align,
- const char *fldname,
- int value)
-{
- if (!uiout->impl->field_int)
- return;
- uiout->impl->field_int (uiout, fldno, width, align, fldname, value);
-}
-
-void
-uo_field_skip (struct ui_out *uiout, int fldno, int width, enum ui_align align,
- const char *fldname)
-{
- if (!uiout->impl->field_skip)
- return;
- uiout->impl->field_skip (uiout, fldno, width, align, fldname);
-}
-
-void
-uo_field_string (struct ui_out *uiout, int fldno, int width,
- enum ui_align align,
- const char *fldname,
- const char *string)
-{
- if (!uiout->impl->field_string)
- return;
- uiout->impl->field_string (uiout, fldno, width, align, fldname, string);
-}
-
-void
-uo_field_fmt (struct ui_out *uiout, int fldno, int width, enum ui_align align,
- const char *fldname,
- const char *format,
- va_list args)
-{
- if (!uiout->impl->field_fmt)
- return;
- uiout->impl->field_fmt (uiout, fldno, width, align, fldname, format, args);
-}
-
-void
-uo_spaces (struct ui_out *uiout, int numspaces)
-{
- if (!uiout->impl->spaces)
- return;
- uiout->impl->spaces (uiout, numspaces);
-}
-
-void
-uo_text (struct ui_out *uiout,
- const char *string)
-{
- if (!uiout->impl->text)
- return;
- uiout->impl->text (uiout, string);
-}
-
-void
-uo_message (struct ui_out *uiout,
- const char *format,
- va_list args)
+ui_out::wrap_hint (const char *identstring)
{
- if (!uiout->impl->message)
- return;
- uiout->impl->message (uiout, format, args);
+ do_wrap_hint (identstring);
}
void
-uo_wrap_hint (struct ui_out *uiout, const char *identstring)
+ui_out::flush ()
{
- if (!uiout->impl->wrap_hint)
- return;
- uiout->impl->wrap_hint (uiout, identstring);
+ do_flush ();
}
void
-uo_flush (struct ui_out *uiout)
-{
- if (!uiout->impl->flush)
- return;
- uiout->impl->flush (uiout);
-}
-
-int
-uo_redirect (struct ui_out *uiout, struct ui_file *outstream)
+ui_out::redirect (ui_file *outstream)
{
- if (!uiout->impl->redirect)
- return -1;
- return uiout->impl->redirect (uiout, outstream);
+ do_redirect (outstream);
}
-/* local functions */
-
-/* List of column headers manipulation routines. */
-
-static void
-clear_header_list (struct ui_out *uiout)
+/* Test the flags against the mask given. */
+ui_out_flags
+ui_out::test_flags (ui_out_flags mask)
{
- uiout->table.headers.clear ();
- uiout->table.headers_iterator = uiout->table.headers.end ();
+ return m_flags & mask;
}
-static void
-append_header_to_list (struct ui_out *uiout,
- int width,
- enum ui_align alignment,
- const std::string &col_name,
- const std::string &col_hdr)
+bool
+ui_out::is_mi_like_p () const
{
- std::unique_ptr<ui_out_hdr> temphdr(
- new ui_out_hdr (uiout->table.headers.size () + 1, width,
- alignment, col_name, col_hdr));
-
- uiout->table.headers.push_back (std::move (temphdr));
+ return do_is_mi_like_p ();
}
-/* Extract the format information for the NEXT header and advance
- the header pointer. Return 0 if there was no next header. */
-
-static int
-get_next_header (struct ui_out *uiout,
- int *colno,
- int *width,
- enum ui_align *alignment,
- const char **col_hdr)
-{
- /* There may be no headers at all or we may have used all columns. */
- if (uiout->table.headers_iterator == uiout->table.headers.end ())
- return 0;
-
- ui_out_hdr *hdr = uiout->table.headers_iterator->get ();
-
- *colno = hdr->number ();
- *width = hdr->min_width ();
- *alignment = hdr->alignment ();
- *col_hdr = hdr->header ().c_str ();
-
- /* Advance the header pointer to the next entry. */
- uiout->table.headers_iterator++;
-
- return 1;
-}
-
-
/* Verify that the field/tuple/list is correctly positioned. Return
the field number and corresponding alignment (if
available/applicable). */
-static void
-verify_field (struct ui_out *uiout, int *fldno, int *width,
- enum ui_align *align)
+void
+ui_out::verify_field (int *fldno, int *width, ui_align *align)
{
- ui_out_level *current = current_level (uiout);
+ ui_out_level *current = current_level ();
const char *text;
- if (uiout->table.flag && uiout->table.state != TABLE_STATE_BODY)
+ if (m_table_up != nullptr
+ && m_table_up->current_state () != ui_out_table::state::BODY)
{
internal_error (__FILE__, __LINE__,
_("table_body missing; table fields must be \
current->inc_field_count ();
- if (uiout->table.state == TABLE_STATE_BODY
- && uiout->table.entry_level == uiout->level ()
- && get_next_header (uiout, fldno, width, align, &text))
+ if (m_table_up != nullptr
+ && m_table_up->current_state () == ui_out_table::state::BODY
+ && m_table_up->entry_level () == level ()
+ && m_table_up->get_next_header (fldno, width, align, &text))
{
if (*fldno != current->field_count ())
internal_error (__FILE__, __LINE__,
}
}
-
-/* Access to ui-out members data. */
-
-void *
-ui_out_data (struct ui_out *uiout)
-{
- return uiout->data;
-}
-
/* Access table field parameters. */
-int
-ui_out_query_field (struct ui_out *uiout, int colno,
- int *width, int *alignment, const char **col_name)
-{
- if (!uiout->table.flag)
- return 0;
-
- /* Column numbers are 1-based, so convert to 0-based index. */
- int index = colno - 1;
- if (index >= 0 && index < uiout->table.headers.size ())
- {
- ui_out_hdr *hdr = uiout->table.headers[index].get ();
-
- gdb_assert (colno == hdr->number ());
-
- *width = hdr->min_width ();
- *alignment = hdr->alignment ();
- *col_name = hdr->name ().c_str ();
+bool
+ui_out::query_table_field (int colno, int *width, int *alignment,
+ const char **col_name)
+{
+ if (m_table_up == nullptr)
+ return false;
- return 1;
- }
- else
- return 0;
+ return m_table_up->query_field (colno, width, alignment, col_name);
}
-/* Initialize private members at startup. */
+/* The constructor. */
-struct ui_out *
-ui_out_new (const struct ui_out_impl *impl, void *data,
- int flags)
+ui_out::ui_out (ui_out_flags flags)
+: m_flags (flags)
{
- struct ui_out *uiout = new ui_out ();
-
- uiout->data = data;
- uiout->impl = impl;
- uiout->flags = flags;
- uiout->table.flag = 0;
- uiout->table.state = TABLE_STATE_HEADERS;
-
/* Create the ui-out level #1, the default level. */
- push_level (uiout, ui_out_type_tuple);
-
- uiout->table.headers_iterator = uiout->table.headers.end ();
+ push_level (ui_out_type_tuple);
+}
- return uiout;
+ui_out::~ui_out ()
+{
}