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[binutils-gdb.git] / binutils / demanguse.c
blob8801aa688814b20b2f3d214267a7dcb2ed6fb972
1 /* demanguse.c -- libiberty demangler usage
2 Copyright (C) 2021-2022 Free Software Foundation, Inc.
4 This file is part of GNU Binutils.
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.
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.
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. */
21 #include <stdio.h>
22 #include <string.h>
23 #include "demangle.h"
24 #include "demanguse.h"
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. */
30 void
31 display_demangler_styles (FILE *stream, const char *msg)
33 const struct demangler_engine *info = libiberty_demanglers;
34 int col;
35 int lead_spaces = 0;
36 const char *cont = "";
38 while (msg[lead_spaces] == ' ')
39 ++lead_spaces;
40 col = fprintf (stream, "%s", msg);
41 while (info->demangling_style_name)
43 if (col + strlen (info->demangling_style_name) >= 75)
45 fprintf (stream, "%.1s\n", cont);
46 col = fprintf (stream, "%.*s", lead_spaces, msg);
47 cont = "";
49 col += fprintf (stream, "%s\"%s\"", cont, info->demangling_style_name);
50 cont = ", ";
51 ++info;
53 fprintf (stream, "\n");