Proper loglevels: cmd-line option --loglevel=NONE/ERROR/WARN/BASIC/PROGRESS/DEBUG

[lilypond.git] / lily / input.cc

diff --git a/lily/input.cc b/lily/input.cc
index 0bf7e737f0d054d249e85e6f2e27714553c364f7..292e06a44950fc623eab74d985faacd6f9534a39 100644 (file)
--- a/lily/input.cc
+++ b/lily/input.cc
@@ -1,17 +1,32 @@
 /*
-  input.cc -- implement Input
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the LilyPond music typesetter
+  Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.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/>.
 */
 
 #include "input.hh"
 
 #include <cstdio>
+using namespace std;
 
-#include "source.hh"
+#include "international.hh"
+#include "program-option.hh"
 #include "source-file.hh"
+#include "sources.hh"
+#include "warn.hh"
 
 Input::Input (Input const &i)
 {
@@ -64,83 +79,85 @@ Input::set_location (Input const &i_start, Input const &i_end)
   [file:line:column:][warning:]message
 */
 void
-Input::message (String message_string) const
+Input::print_message (int level, string s) const
 {
-  String str;
-
-  /*
-    marked "Work in prgress" in GNU iostream
-    libg++ 2.7.2.8
-    libstdc++ 2.8.1
-
-    why not just return always -1 (unknown),
-    iso breaking the interface?
-
-    int col = cerr.rdbuf ()->column ();
-
-  */
-
-  // well, we don't want to loose first warning...
-  int col = 1;
-  if (col > 0)
-    str += "\n";
-
+  string location;
   if (source_file_)
-    str += location_string () + String (": ");
+    ::print_message (level, location_string (),
+                     s + "\n" + source_file_->quote_input (start_) + "\n");
+  else
+    ::print_message (level, "", s);
+}
 
-  str += message_string;
-  if (source_file_)
+void
+Input::error (string s) const
+{
+  print_message (LOG_ERROR, _f ("error: %s", s));
+  // UGH, fix naming or usage (use non_fatal_error in most places, instead)
+  // exit (1);
+}
+
+void
+Input::programming_error (string s) const
+{
+  if (get_program_option ("warning-as-error"))
+    error (s);
+  else
     {
-      str += ":\n";
-      str += source_file_->error_string (start_);
+      print_message (LOG_ERROR, _f ("programming error: %s", s));
+      print_message (LOG_ERROR, _ ("continuing, cross fingers") + "\n");
     }
-  fprintf (stderr, "%s\n", str.to_str0 ());
-  fflush (stderr);
 }
 
 void
-Input::warning (String message_string) const
+Input::non_fatal_error (string s) const
 {
-  message (_ ("warning: ") + message_string);
+  print_message (LOG_ERROR, _f ("error: %s", s));
 }
 
 void
-Input::error (String s) const
+Input::warning (string s) const
 {
-  message (_ ("error: ")+ s);
+  if (get_program_option ("warning-as-error"))
+    error (s);
+  else
+    print_message (LOG_WARN, _f ("warning: %s", s));
 }
 
 void
-Input::non_fatal_error (String s) const
+Input::message (string s) const
 {
-  message (_ ("non fatal error: ") + s);
+  print_message (LOG_INFO, s);
 }
 
-String
+void
+Input::debug_output (string s) const
+{
+  print_message (LOG_DEBUG, s);
+}
+
+string
 Input::location_string () const
 {
   if (source_file_)
     return source_file_->file_line_column_string (start_);
-  else
-    return " (" + _ ("position unknown") + ")";
+  return " (" + _ ("position unknown") + ")";
 }
 
-String
+string
 Input::line_number_string () const
 {
   if (source_file_)
     return to_string (source_file_->get_line (start_));
-  else
-    return "?";
+  return "?";
 }
 
-String
+string
 Input::file_string () const
 {
   if (source_file_)
     return source_file_->name_string ();
-  else
-    return "";
+  return "";
 }
 
 int
@@ -148,17 +165,16 @@ Input::line_number () const
 {
   if (source_file_)
     return source_file_->get_line (start_);
-  else
-    return 0;
+  return 0;
 }
 
 int
 Input::column_number () const
 {
-  if (source_file_)
-    return source_file_->get_column (start_);
-  else
-    return 0;
+  int line, chr, col, offset = 0;
+  source_file_->get_counts (start_, &line, &chr, &col, &offset);
+
+  return col;
 }
 
 int
@@ -166,15 +182,46 @@ Input::end_line_number () const
 {
   if (source_file_)
     return source_file_->get_line (end_);
-  else
-    return 0;
+  return 0;
 }
 
 int
 Input::end_column_number () const
 {
-  if (source_file_)
-    return source_file_->get_column (end_);
-  else
-    return 0;
+  int line, chr, col, offset = 0;
+  source_file_->get_counts (end_, &line, &chr, &col, &offset);
+
+  return col;
+}
+
+void
+Input::get_counts (int *line, int *chr, int *col, int *offset) const
+{
+  source_file_->get_counts (start_, line, chr, col, offset);
+}
+
+void
+Input::set (Source_file *sf, char const *start, char const *end)
+{
+  source_file_ = sf;
+  start_ = start;
+  end_ = end;
+}
+
+Source_file *
+Input::get_source_file () const
+{
+  return source_file_;
+}
+
+char const *
+Input::start () const
+{
+  return start_;
+}
+
+char const *
+Input::end () const
+{
+  return end_;
 }