X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=doc%2Fposix-functions%2Fputchar.texi;h=2ded45a2aed46b23f8bf51faf7a136054c08c999;hb=176cd193605775b290fee26568eec5d1ebd47f58;hp=aeb6b4307ccda8f1527d53968b35ebbbde4f3faa;hpb=836e0457064eb3b0b21bd2d4954cbc428a6b6277;p=gnulib.git

diff --git a/doc/posix-functions/putchar.texi b/doc/posix-functions/putchar.texi
index aeb6b4307..2ded45a2a 100644
--- a/doc/posix-functions/putchar.texi
+++ b/doc/posix-functions/putchar.texi
@@ -28,4 +28,8 @@ Portability problems not fixed by Gnulib:
 @item
 On Windows platforms (excluding Cygwin), this function does not set @code{errno}
 upon failure.
+@item
+On some platforms, this function does not set @code{errno} or the
+stream error indicator on attempts to write to a read-only stream:
+Cygwin 1.7.9.
 @end itemize