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author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-02-18 13:27:18 +0000 |
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committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-02-18 13:27:18 +0000 |
commit | 52b49b399e0b119e63cc3f918485ece23c097de6 (patch) | |
tree | 27935e69359c8b167632b24f9a3c9ea2fc6e2c18 /win32 | |
parent | 98b8e7eb70ffea8c781103f6e9b99e05969a92b4 (diff) |
merge revision(s) 20540:
* win32/win32.c (rb_w32_isatty): check whether fd is valid.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@22416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'win32')
-rw-r--r-- | win32/win32.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/win32/win32.c b/win32/win32.c index 5fd4678383..91b4ea89b8 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -3911,6 +3911,10 @@ rb_w32_unlink(const char *path) int rb_w32_isatty(int fd) { + // validate fd by using _get_osfhandle() because we cannot access _nhandle + if (_get_osfhandle(fd) == -1) { + return 0; + } if (!(_osfile(fd) & FOPEN)) { errno = EBADF; return 0; |