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      1 /* demanguse.c -- libiberty demangler usage
      2    Copyright (C) 2021-2025 Free Software Foundation, Inc.
      3 
      4    This file is part of GNU Binutils.
      5 
      6    This program is free software; you can redistribute it and/or modify
      7    it under the terms of the GNU General Public License as published by
      8    the Free Software Foundation; either version 3 of the License, or
      9    (at your option) any later version.
     10 
     11    This program is distributed in the hope that it will be useful,
     12    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14    GNU General Public License for more details.
     15 
     16    You should have received a copy of the GNU General Public License
     17    along with this program; if not, write to the Free Software
     18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
     19    02110-1301, USA.  */
     20 
     21 #include <stdio.h>
     22 #include <string.h>
     23 #include "demangle.h"
     24 #include "demanguse.h"
     25 
     26 /* Print the list of demangling styles to STREAM.  A one line MSG is
     27    printed before the styles.  Output is limited to 80 columns, with
     28    continuation lines being indented by leading spaces in MSG.  */
     29 
     30 void
     31 display_demangler_styles (FILE *stream, const char *msg)
     32 {
     33   const struct demangler_engine *info = libiberty_demanglers;
     34   int col;
     35   int lead_spaces = 0;
     36   const char *cont = "";
     37 
     38   while (msg[lead_spaces] == ' ')
     39     ++lead_spaces;
     40   col = fprintf (stream, "%s", msg);
     41   while (info->demangling_style_name)
     42     {
     43       if (col + strlen (info->demangling_style_name) >= 75)
     44 	{
     45 	  fprintf (stream, "%.1s\n", cont);
     46 	  col = fprintf (stream, "%.*s", lead_spaces, msg);
     47 	  cont = "";
     48 	}
     49       col += fprintf (stream, "%s\"%s\"", cont, info->demangling_style_name);
     50       cont = ", ";
     51       ++info;
     52     }
     53   fprintf (stream, "\n");
     54 }
     55