diff options
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | win32/win32.c | 14 |
2 files changed, 19 insertions, 2 deletions
@@ -1,3 +1,10 @@ +Thu May 27 22:39:23 2010 NAKAMURA Usaku <usa@ruby-lang.org> + + * win32/win32.c (rb_w32_read): call ReadFile() with len = 0 before + reading really on console, because the first ReadFile() call after + PeekConsoleInput() always returns broken data. (Windows's bug). + [ruby-core:29018] + Wed May 26 20:19:22 2010 Nobuyoshi Nakada <nobu@ruby-lang.org> * random.c (random_rand): add the result of random to the diff --git a/win32/win32.c b/win32/win32.c index bd4aa3ce30..7f46622dd5 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -5028,6 +5028,7 @@ rb_w32_read(int fd, void *buf, size_t size) size_t len; size_t ret; OVERLAPPED ol, *pol = NULL; + int start = 0; if (is_socket(sock)) return rb_w32_recv(fd, buf, size, 0); @@ -5050,8 +5051,17 @@ rb_w32_read(int fd, void *buf, size_t size) ret = 0; retry: - /* get rid of console writing bug */ - len = (_osfile(fd) & FDEV) ? min(16 * 1024, size) : size; + /* get rid of console reading bug */ + if (is_console(_osfhnd(fd))) { + if (start) + len = min(16 * 1024, size); + else { + len = 0; + start = 1; + } + } + else + len = size; size -= len; /* if have cancel_io, use Overlapped I/O */ |