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 PARAMS ((struct ui_out * uiout, int nbrofcols,
  71                                         char *tblid));
  72
  73 extern void ui_out_table_header PARAMS ((struct ui_out * uiout, int width,
  74                                          enum ui_align align, char *colhdr));
  75
  76 extern void ui_out_table_body PARAMS ((struct ui_out * uiout));
  77
  78 extern void ui_out_table_end PARAMS ((struct ui_out * uiout));
  79
  80 extern void ui_out_list_begin PARAMS ((struct ui_out * uiout, char *lstid));
  81
  82 extern void ui_out_list_end PARAMS ((struct ui_out * uiout));
  83
  84 extern void ui_out_field_int PARAMS ((struct ui_out * uiout, char *fldname,
  85                                       int value));
  86
  87 extern void ui_out_field_core_addr PARAMS ((struct ui_out * uiout, char *fldname,
  88                                             CORE_ADDR address));
  89
  90 extern void ui_out_field_string (struct ui_out * uiout, char *fldname,
  91                                  const char *string);
  92
  93 extern void ui_out_field_stream PARAMS ((struct ui_out * uiout, char *fldname,
  94                                          struct ui_stream * buf));
  95
  96 extern void ui_out_field_fmt PARAMS ((struct ui_out * uiout, char *fldname,
  97                                       char *format,...));
  98
  99 extern void ui_out_field_skip PARAMS ((struct ui_out * uiout, char *fldname));
 100
 101 extern void ui_out_spaces PARAMS ((struct ui_out * uiout, int numspaces));
 102
 103 extern void ui_out_text PARAMS ((struct ui_out * uiout, char *string));
 104
 105 extern void ui_out_message PARAMS ((struct ui_out * uiout, int verbosity,
 106                                     char *format,...));
 107
 108 extern struct ui_stream *ui_out_stream_new PARAMS ((struct ui_out * uiout));
 109
 110 extern void ui_out_stream_delete PARAMS ((struct ui_stream * buf));
 111
 112 struct cleanup *make_cleanup_ui_out_stream_delete (struct ui_stream *buf);
 113
 114 extern void ui_out_wrap_hint PARAMS ((struct ui_out * uiout, char *identstring));
 115
 116 extern void ui_out_flush PARAMS ((struct ui_out * uiout));
 117
 118 extern void ui_out_get_field_separator PARAMS ((struct ui_out * uiout));
 119
 120 extern int ui_out_set_flags PARAMS ((struct ui_out * uiout, int mask));
 121
 122 extern int ui_out_clear_flags PARAMS ((struct ui_out * uiout, int mask));
 123
 124 extern int ui_out_get_verblvl PARAMS ((struct ui_out * uiout));
 125
 126 extern int ui_out_test_flags (struct ui_out *uiout, int mask);
 127
 128 #if 0
 129 extern void ui_out_result_begin PARAMS ((struct ui_out * uiout, char *class));
 130
 131 extern void ui_out_result_end PARAMS ((struct ui_out * uiout));
 132
 133 extern void ui_out_info_begin PARAMS ((struct ui_out * uiout, char *class));
 134
 135 extern void ui_out_info_end PARAMS ((struct ui_out * uiout));
 136
 137 extern void ui_out_notify_begin PARAMS ((struct ui_out * uiout, char *class));
 138
 139 extern void ui_out_notify_end PARAMS ((struct ui_out * uiout));
 140
 141 extern void ui_out_error_begin PARAMS ((struct ui_out * uiout, char *class));
 142
 143 extern void ui_out_error_end PARAMS ((struct ui_out * uiout));
 144 #endif
 145
 146 #if 0
 147 extern void gdb_error PARAMS ((struct ui_out * uiout, int severity,
 148                                char *format,...));
 149
 150 extern void gdb_query PARAMS ((struct ui_out * uiout,
 151                                int qflags, char *qprompt));
 152 #endif
 153
 154 /* From here on we have things that are only needed by implementation
 155    routines and main.c.   We should pehaps have a separate file for that,
 156    like a  ui-out-impl.h  file */
 157
 158 /* User Interface Output Implementation Function Table */
 159
 160 /* Type definition of all implementation functions. */
 161
 162 typedef void (table_begin_ftype) (struct ui_out * uiout,
 163                                   int nbrofcols, char *tblid);
 164 typedef void (table_body_ftype) (struct ui_out * uiout);
 165 typedef void (table_end_ftype) (struct ui_out * uiout);
 166 typedef void (table_header_ftype) (struct ui_out * uiout, int width,
 167                                    enum ui_align align, char *colhdr);
 168 typedef void (list_begin_ftype) (struct ui_out * uiout,
 169                                  int list_flag, char *lstid);
 170 typedef void (list_end_ftype) (struct ui_out * uiout, int list_flag);
 171 typedef void (field_int_ftype) (struct ui_out * uiout, int fldno, int width,
 172                              enum ui_align align, char *fldname, int value);
 173 typedef void (field_skip_ftype) (struct ui_out * uiout, int fldno, int width,
 174                                  enum ui_align align, char *fldname);
 175 typedef void (field_string_ftype) (struct ui_out * uiout, int fldno, int width,
 176                                    enum ui_align align, char *fldname,
 177                                    const char *string);
 178 typedef void (field_fmt_ftype) (struct ui_out * uiout, int fldno, int width,
 179                                 enum ui_align align, char *fldname,
 180                                 char *format, va_list args);
 181 typedef void (spaces_ftype) (struct ui_out * uiout, int numspaces);
 182 typedef void (text_ftype) (struct ui_out * uiout, char *string);
 183 typedef void (message_ftype) (struct ui_out * uiout, int verbosity,
 184                               char *format, va_list args);
 185 typedef void (wrap_hint_ftype) (struct ui_out * uiout, char *identstring);
 186 typedef void (flush_ftype) (struct ui_out * uiout);
 187
 188 /* ui-out-impl */
 189
 190 /* IMPORTANT: If you change this structure, make sure to change the default
 191    initialization in ui-out.c */
 192
 193 struct ui_out_impl
 194   {
 195     table_begin_ftype *table_begin;
 196     table_body_ftype *table_body;
 197     table_end_ftype *table_end;
 198     table_header_ftype *table_header;
 199     list_begin_ftype *list_begin;
 200     list_end_ftype *list_end;
 201     field_int_ftype *field_int;
 202     field_skip_ftype *field_skip;
 203     field_string_ftype *field_string;
 204     field_fmt_ftype *field_fmt;
 205     spaces_ftype *spaces;
 206     text_ftype *text;
 207     message_ftype *message;
 208     wrap_hint_ftype *wrap_hint;
 209     flush_ftype *flush;
 210   };
 211
 212 extern struct ui_out_data *ui_out_data (struct ui_out *uiout);
 213
 214
 215 /* Create a ui_out object */
 216
 217 extern struct ui_out *ui_out_new (struct ui_out_impl *impl,
 218                                   struct ui_out_data *data,
 219                                   int flags);
 220
 221 #endif /* UI_OUT_H */