work toward better error reporting

[pspp] / src / libpspp / message.h

diff --git a/src/libpspp/message.h b/src/libpspp/message.h
index a99b0818e3438fd6514be202a46c3d6e0f6f8185..f0066ee0a745adbd9a2150281a89255947e315ff 100644 (file)
--- a/src/libpspp/message.h
+++ b/src/libpspp/message.h
@@ -85,6 +85,8 @@ void msg_location_uninit (struct msg_location *);
 void msg_location_destroy (struct msg_location *);
 struct msg_location *msg_location_dup (const struct msg_location *);
 
+void msg_location_merge (struct msg_location **, const struct msg_location *);
+
 bool msg_location_is_empty (const struct msg_location *);
 void msg_location_format (const struct msg_location *, struct string *);
 
@@ -119,10 +121,14 @@ void msg_destroy(struct msg *);
 char *msg_to_string (const struct msg *);
 
 /* Emitting messages. */
-void vmsg (enum msg_class class, const char *format, va_list args)
-     PRINTF_FORMAT (2, 0);
+void vmsg (enum msg_class, const struct msg_location *,
+           const char *format, va_list args)
+     PRINTF_FORMAT (3, 0);
 void msg (enum msg_class, const char *format, ...)
      PRINTF_FORMAT (2, 3);
+void msg_at (enum msg_class, const struct msg_location *,
+             const char *format, ...)
+     PRINTF_FORMAT (3, 4);
 void msg_emit (struct msg *);
 
 void msg_error (int errnum, const char *format, ...)