mbslen: Avoid collision with system function.

[gnulib.git] / lib / close-stream.c

diff --git a/lib/close-stream.c b/lib/close-stream.c
index e2c3ac0..cf0422f 100644 (file)
--- a/lib/close-stream.c
+++ b/lib/close-stream.c
@@ -1,7 +1,6 @@
 /* Close a stream, with nicer error checking than fclose's.
 
-   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004, 2006, 2007 Free
-   Software Foundation, Inc.
+   Copyright (C) 1998-2002, 2004, 2006-2010 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -33,6 +32,10 @@
    otherwise.  A failure might set errno to 0 if the error number
    cannot be determined.
 
+   A failure with errno set to EPIPE may or may not indicate an error
+   situation worth signaling to the user.  See the documentation of the
+   close_stdout_set_ignore_EPIPE function for details.
+
    If a program writes *anything* to STREAM, that program should close
    STREAM and make sure that it succeeds before exiting.  Otherwise,
    suppose that you go to the extreme of checking the return status
@@ -67,7 +70,7 @@ close_stream (FILE *stream)
   if (prev_fail || (fclose_fail && (some_pending || errno != EBADF)))
     {
       if (! fclose_fail)
-       errno = 0;
+        errno = 0;
       return EOF;
     }