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/*
This file is part of LilyPond, the GNU music typesetter.
Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
LilyPond is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef WARN_HH
#define WARN_HH
#include "std-string.hh"
/* Log-level bitmasks */
#define LOG_NONE 0
#define LOG_ERROR 1<<0
#define LOG_WARN 1<<1
#define LOG_BASIC 1<<2 // undocumented basic_progress, i.e. input file name and success
#define LOG_PROGRESS 1<<3
#define LOG_INFO 1<<4
#define LOG_DEBUG 1<<8
/* Log-level definitions (or'ed bitmasks) */
#define LOGLEVEL_NONE (LOG_NONE)
#define LOGLEVEL_ERROR (LOG_ERROR)
#define LOGLEVEL_WARN (LOGLEVEL_ERROR | LOG_WARN)
#define LOGLEVEL_BASIC (LOGLEVEL_WARN | LOG_BASIC)
#define LOGLEVEL_PROGRESS (LOGLEVEL_BASIC | LOG_PROGRESS)
#define LOGLEVEL_INFO (LOGLEVEL_PROGRESS | LOG_INFO)
#define LOGLEVEL_DEBUG (LOGLEVEL_INFO | LOG_DEBUG)
extern int loglevel;
extern bool warning_as_error;
/* output messages, in decreasing order of importance */
void error (string s, string location = ""); // Fatal error, exits lilypond!
void programming_error (string s, string location = "");
void non_fatal_error (string, string location = "");
void warning (string s, string location = "");
void basic_progress (string s, string location = "");
/* progress_indication does by default *NOT* start on a new line */
void progress_indication (string s, bool newline = false, string location = "");
void message (string s, bool newline = true, string location = "");
void debug_output (string s, bool newline = true, string location = "");
/* Helper functions that always print out the message. Callers should ensure
that the loglevel is obeyed */
void print_message (int level, string location, string s, bool newline = true);
bool is_loglevel (int level);
void set_loglevel (int level);
void set_loglevel (string level);
void expect_warning (string msg);
void check_expected_warnings ();
#endif /* WARN_HH */
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