# HG changeset patch
# User Paul Eggert <eggert@cs.ucla.edu>
# Date 1357334508 28800
# Node ID 8b492e35b98729246b4e91d6fb3c27b068031b61
# Parent  2c92786552244c5c0b87a5c1fd48cf8f7cda0956
fprintftime: bring back and reword fwrite comment

* lib/strftime.c (cpy) [FPRINTFTIME]: Re-add reworded comment.

diff -r 2c9278655224 -r 8b492e35b987 ChangeLog
--- a/ChangeLog	Fri Jan 04 06:47:11 2013 -0800
+++ b/ChangeLog	Fri Jan 04 13:21:48 2013 -0800
@@ -1,5 +1,8 @@
 2013-01-04  Paul Eggert  <eggert@cs.ucla.edu>
 
+	fprintftime: bring back and reword fwrite comment
+	* lib/strftime.c (cpy) [FPRINTFTIME]: Re-add reworded comment.
+
 	stdio: remove now-unnecessary stdio.c
 	Since stdio.in.h no longer uses inline functions, we no longer
 	need to compile the extern versions.
diff -r 2c9278655224 -r 8b492e35b987 lib/strftime.c
--- a/lib/strftime.c	Fri Jan 04 06:47:11 2013 -0800
+++ b/lib/strftime.c	Fri Jan 04 13:21:48 2013 -0800
@@ -208,7 +208,14 @@
          else if (to_uppcase)                                                 \
            fwrite_uppcase (p, (s), _n);                                       \
          else                                                                 \
-           fwrite (s, _n, 1, p);                                              \
+           {                                                                  \
+             /* Ignore the value of fwrite.  The caller can determine whether \
+                an error occured by inspecting ferror (P).  All known fwrite  \
+                implementations set the stream's error indicator when they    \
+                fail due to ENOMEM etc., even though C11 and POSIX.1-2008 do  \
+                not require this.  */                                         \
+             fwrite (s, _n, 1, p);                                            \
+           }                                                                  \
        }                                                                      \
      while (0)                                                                \
     )