diff options
| author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-25 08:07:01 +0000 |
|---|---|---|
| committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-12-25 08:07:01 +0000 |
| commit | ea6ac1c45bf11cfdd3f6b058776d063468215980 (patch) | |
| tree | 9318ba139fd1c6dbcffb82ee34baf86f8214bdd4 | |
| parent | db0a6590123c5405f209501c27367e7818eee514 (diff) | |
* io.c (rb_io_initialize): check fd validity. [ruby-dev:36646]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20990 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | io.c | 2 |
2 files changed, 6 insertions, 0 deletions
@@ -1,3 +1,7 @@ +Thu Dec 25 17:06:13 2008 Tanaka Akira <[email protected]> + + * io.c (rb_io_initialize): check fd validity. [ruby-dev:36646] + Thu Dec 25 16:23:31 2008 Tanaka Akira <[email protected]> * io.c (flush_before_seek): check io_fflush result. @@ -5928,6 +5928,7 @@ rb_io_initialize(int argc, VALUE *argv, VALUE io) int fd, fmode, oflags = O_RDONLY; convconfig_t convconfig; VALUE opt; + struct stat st; rb_secure(4); @@ -5936,6 +5937,7 @@ rb_io_initialize(int argc, VALUE *argv, VALUE io) rb_io_extract_modeenc(&vmode, 0, opt, &oflags, &fmode, &convconfig); fd = NUM2INT(fnum); + if (fstat(fd, &st) == -1) rb_sys_fail(0); UPDATE_MAXFD(fd); if (NIL_P(vmode)) { #if defined(HAVE_FCNTL) && defined(F_GETFL) |