* The grand 2005-2006 replace.

[lilypond.git] / flower / warn.cc

diff --git a/flower/warn.cc b/flower/warn.cc
index 98769fc241f2f5676b1746d395aac3a53eba1824..24117d7ec4d9632270aa16b576066482cd16c8c8 100644 (file)
--- a/flower/warn.cc
+++ b/flower/warn.cc
@@ -3,21 +3,42 @@
 
   source file of the Flower Library
 
-  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
-#include <stdlib.h>
-#include <stdio.h>
-
 #include "warn.hh"
 
+#include <cstdlib>
+#include <cstdio>
+using namespace std;
+
+/* Is progress indication at NEWLINE?  */
+static bool progress_newline = true;
+
+/* Display user information that is not a full message.  */
 void
-message (String s)
+progress_indication (String s)
 {
+  /* Test if all silly progress_indication ("\n") can be dropped now.  */
+  if (s == "\n")
+    return;
+
   fputs (s.to_str0 (), stderr);
   fflush (stderr);
+  if (s.length ())
+    progress_newline = s[s.length () - 1] == '\n';
+}
+
+/* Display a single user message.  Always starts on a new line.  */
+void
+message (String s)
+{
+  if (!progress_newline)
+    fputc ('\n', stderr);
+  progress_indication (s);
 }
 
+/* Display a warning message.  Always starts on a new line.  */
 void
 warning (String s)
 {
@@ -30,6 +51,7 @@ non_fatal_error (String s)
   message (_f ("error: %s", s.to_str0 ()) + "\n");
 }
 
+/* Display an error message.  Always starts on a new line.  */
 void
 error (String s)
 {
@@ -41,6 +63,6 @@ void
 programming_error (String s)
 {
   message (_f ("programming error: %s", s) + "\n");
-  message (_ ("Continuing; crossing fingers") + "\n");
+  message (_ ("continuing, cross fingers") + "\n");
 }