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-rw-r--r--ChangeLog5
-rw-r--r--io.c8
2 files changed, 13 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index fe4ee3e..2a6ea96 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Dec 20 12:42:17 2004 NAKAMURA Usaku <usa@ruby-lang.org>
+
+ * io.c (io_fwrite): workaround for MSVCRT's bug.
+ fixed: [ruby-core:03982]
+
Mon Dec 20 11:21:04 2004 Nobuyoshi Nakada <nobu@ruby-lang.org>
* io.c (rb_io_eof): check if closed before clearerr().
diff --git a/io.c b/io.c
index f6ea3a1..7e4de96 100644
--- a/io.c
+++ b/io.c
@@ -431,6 +431,14 @@ io_fwrite(str, fptr)
) {
#ifdef __hpux
if (!errno) errno = EAGAIN;
+#elif defined(_WIN32) && !defined(__BORLANDC__)
+ /* workaround for MSVCRT's bug */
+ if (!errno) {
+ if (GetLastError() == ERROR_NO_DATA)
+ errno = EPIPE;
+ else
+ errno = EBADF;
+ }
#endif
if (rb_io_wait_writable(fileno(f))) {
rb_io_check_closed(fptr);