gdb/ui-out.h

   1 /* Output generating routines for GDB.
   2    Copyright 1999, 2000 Free Software Foundation, Inc.
   3    Contributed by Cygnus Solutions.
   4    Written by Fernando Nasser for Cygnus.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place - Suite 330,
  21    Boston, MA 02111-1307, USA.  */
  22
  23 #ifndef UI_OUT_H
  24 #define UI_OUT_H 1
  25
  26 /* The ui_out structure */
  27
  28 #if __STDC__
  29 struct ui_out;
  30 struct ui_out_data;
  31 #endif
  32
  33
  34 /* the current ui_out */
  35
  36 /* FIXME: This should not be a global but something passed down from main.c
  37    or top.c */
  38 extern struct ui_out *uiout;
  39
  40 /* alignment enum */
  41 enum ui_align
  42   {
  43     ui_left = -1,
  44     ui_center,
  45     ui_right,
  46     ui_noalign
  47   };
  48
  49 /* flags enum */
  50 enum ui_flags
  51   {
  52     ui_from_tty = 1,
  53     ui_source_list = 2
  54   };
  55
  56
  57 /* The ui_out stream structure. */
  58 /* NOTE: cagney/2000-02-01: The ui_stream object can be subsumed by
  59    the more generic ui_file object.  */
  60
  61 struct ui_stream
  62   {
  63     struct ui_out *uiout;
  64     struct ui_file *stream;
  65   };
  66
  67
  68 /* Prototypes for ui-out API. */
  69
  70 extern void ui_out_table_begin (struct ui_out *uiout, int nbrofcols,
  71                                 char *tblid);
  72
  73 extern void ui_out_table_header (struct ui_out *uiout, int width,
  74                                  enum ui_align align, char *colhdr);
  75
  76 extern void ui_out_table_body (struct ui_out *uiout);
  77
  78 extern void ui_out_table_end (struct ui_out *uiout);
  79
  80 extern void ui_out_list_begin (struct ui_out *uiout, char *lstid);
  81
  82 extern void ui_out_list_end (struct ui_out *uiout);
  83
  84 extern void ui_out_field_int (struct ui_out *uiout, char *fldname, int value);
  85
  86 extern void ui_out_field_core_addr (struct ui_out *uiout, char *fldname,
  87                                     CORE_ADDR address);
  88
  89 extern void ui_out_field_string (struct ui_out * uiout, char *fldname,
  90                                  const char *string);
  91
  92 extern void ui_out_field_stream (struct ui_out *uiout, char *fldname,
  93                                  struct ui_stream *buf);
  94
  95 extern void ui_out_field_fmt (struct ui_out *uiout, char *fldname,
  96                               char *format, ...);
  97
  98 extern void ui_out_field_skip (struct ui_out *uiout, char *fldname);
  99
 100 extern void ui_out_spaces (struct ui_out *uiout, int numspaces);
 101
 102 extern void ui_out_text (struct ui_out *uiout, char *string);
 103
 104 extern void ui_out_message (struct ui_out *uiout, int verbosity,
 105                             char *format, ...);
 106
 107 extern struct ui_stream *ui_out_stream_new (struct ui_out *uiout);
 108
 109 extern void ui_out_stream_delete (struct ui_stream *buf);
 110
 111 struct cleanup *make_cleanup_ui_out_stream_delete (struct ui_stream *buf);
 112
 113 extern void ui_out_wrap_hint (struct ui_out *uiout, char *identstring);
 114
 115 extern void ui_out_flush (struct ui_out *uiout);
 116
 117 extern void ui_out_get_field_separator (struct ui_out *uiout);
 118
 119 extern int ui_out_set_flags (struct ui_out *uiout, int mask);
 120
 121 extern int ui_out_clear_flags (struct ui_out *uiout, int mask);
 122
 123 extern int ui_out_get_verblvl (struct ui_out *uiout);
 124
 125 extern int ui_out_test_flags (struct ui_out *uiout, int mask);
 126
 127 #if 0
 128 extern void ui_out_result_begin (struct ui_out *uiout, char *class);
 129
 130 extern void ui_out_result_end (struct ui_out *uiout);
 131
 132 extern void ui_out_info_begin (struct ui_out *uiout, char *class);
 133
 134 extern void ui_out_info_end (struct ui_out *uiout);
 135
 136 extern void ui_out_notify_begin (struct ui_out *uiout, char *class);
 137
 138 extern void ui_out_notify_end (struct ui_out *uiout);
 139
 140 extern void ui_out_error_begin (struct ui_out *uiout, char *class);
 141
 142 extern void ui_out_error_end (struct ui_out *uiout);
 143 #endif
 144
 145 #if 0
 146 extern void gdb_error (struct ui_out *uiout, int severity, char *format, ...);
 147
 148 extern void gdb_query (struct ui_out *uiout, int qflags, char *qprompt);
 149 #endif
 150
 151 /* From here on we have things that are only needed by implementation
 152    routines and main.c.   We should pehaps have a separate file for that,
 153    like a  ui-out-impl.h  file */
 154
 155 /* User Interface Output Implementation Function Table */
 156
 157 /* Type definition of all implementation functions. */
 158
 159 typedef void (table_begin_ftype) (struct ui_out * uiout,
 160                                   int nbrofcols, char *tblid);
 161 typedef void (table_body_ftype) (struct ui_out * uiout);
 162 typedef void (table_end_ftype) (struct ui_out * uiout);
 163 typedef void (table_header_ftype) (struct ui_out * uiout, int width,
 164                                    enum ui_align align, char *colhdr);
 165 typedef void (list_begin_ftype) (struct ui_out * uiout,
 166                                  int list_flag, char *lstid);
 167 typedef void (list_end_ftype) (struct ui_out * uiout, int list_flag);
 168 typedef void (field_int_ftype) (struct ui_out * uiout, int fldno, int width,
 169                              enum ui_align align, char *fldname, int value);
 170 typedef void (field_skip_ftype) (struct ui_out * uiout, int fldno, int width,
 171                                  enum ui_align align, char *fldname);
 172 typedef void (field_string_ftype) (struct ui_out * uiout, int fldno, int width,
 173                                    enum ui_align align, char *fldname,
 174                                    const char *string);
 175 typedef void (field_fmt_ftype) (struct ui_out * uiout, int fldno, int width,
 176                                 enum ui_align align, char *fldname,
 177                                 char *format, va_list args);
 178 typedef void (spaces_ftype) (struct ui_out * uiout, int numspaces);
 179 typedef void (text_ftype) (struct ui_out * uiout, char *string);
 180 typedef void (message_ftype) (struct ui_out * uiout, int verbosity,
 181                               char *format, va_list args);
 182 typedef void (wrap_hint_ftype) (struct ui_out * uiout, char *identstring);
 183 typedef void (flush_ftype) (struct ui_out * uiout);
 184
 185 /* ui-out-impl */
 186
 187 /* IMPORTANT: If you change this structure, make sure to change the default
 188    initialization in ui-out.c */
 189
 190 struct ui_out_impl
 191   {
 192     table_begin_ftype *table_begin;
 193     table_body_ftype *table_body;
 194     table_end_ftype *table_end;
 195     table_header_ftype *table_header;
 196     list_begin_ftype *list_begin;
 197     list_end_ftype *list_end;
 198     field_int_ftype *field_int;
 199     field_skip_ftype *field_skip;
 200     field_string_ftype *field_string;
 201     field_fmt_ftype *field_fmt;
 202     spaces_ftype *spaces;
 203     text_ftype *text;
 204     message_ftype *message;
 205     wrap_hint_ftype *wrap_hint;
 206     flush_ftype *flush;
 207   };
 208
 209 extern struct ui_out_data *ui_out_data (struct ui_out *uiout);
 210
 211
 212 /* Create a ui_out object */
 213
 214 extern struct ui_out *ui_out_new (struct ui_out_impl *impl,
 215                                   struct ui_out_data *data,
 216                                   int flags);
 217
 218 #endif /* UI_OUT_H */