diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-11-10 11:21:42 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-11-10 11:21:42 +0000 |
commit | 1b0cbb6ae07e001893d7f08933a013851b60d0e0 (patch) | |
tree | fec1ce6ed4513d07f89d7c92f870291e10e8e31d /win32 | |
parent | 33bb38a644c62edadec677465b2b08eea4756593 (diff) | |
download | ruby-1b0cbb6ae07e001893d7f08933a013851b60d0e0.tar.gz |
* win32/win32.c (rb_w32_read): retry with reduced length if cannot to
write any data but no error occurs.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'win32')
-rw-r--r-- | win32/win32.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/win32/win32.c b/win32/win32.c index 2661641266..308f4836f9 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -6497,6 +6497,7 @@ rb_w32_write(int fd, const void *buf, size_t size) /* get rid of console writing bug */ len = (_osfile(fd) & FDEV) ? min(32 * 1024, size) : size; size -= len; + retry2: /* if have cancel_io, use Overlapped I/O */ if (cancel_io) { @@ -6556,6 +6557,12 @@ rb_w32_write(int fd, const void *buf, size_t size) goto retry; } if (ret == 0) { + size_t newlen = len / 2; + if (newlen > 0) { + size += len - newlen; + len = newlen; + goto retry2; + } ret = -1; errno = EWOULDBLOCK; } |