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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-12-24 01:56:36 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-12-24 01:56:36 +0000
commit1dec79c324d93b365f699bafa1a65de5752988ea (patch)
tree9978fb2a75dd991193660e4bf67c5aa6db1fd921
parent8397134330c388e562a8f7aa255b36dbcd7efecf (diff)
* ext/readline/readline.c (readline_readline): check if outstream
is closed to get rid of a bug of readline 6. [ruby-dev:45043] [Bug #5803] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34116 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r--ChangeLog6
-rw-r--r--ext/readline/readline.c11
-rw-r--r--test/readline/test_readline.rb10
3 files changed, 27 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 47efe0077a..40d3ab14ad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sat Dec 24 10:56:32 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * ext/readline/readline.c (readline_readline): check if outstream
+ is closed to get rid of a bug of readline 6. [ruby-dev:45043]
+ [Bug #5803]
+
Sat Dec 24 06:59:49 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* test/readline/test_readline.rb (test_line_buffer__point): use
diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index e8f9743426..888f5d847e 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -40,6 +40,10 @@
#include <unistd.h>
#endif
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
static VALUE mReadline;
#define EDIT_LINE_LIBRARY_VERSION "EditLine wrapper"
@@ -372,6 +376,13 @@ readline_readline(int argc, VALUE *argv, VALUE self)
}
if (!isatty(fileno(rl_instream)) && errno == EBADF) rb_raise(rb_eIOError, "closed stdin");
+ if (rl_outstream) {
+ struct stat stbuf;
+ int fd = fileno(rl_outstream);
+ if (fd < 0 || fstat(fd, &stbuf) != 0) {
+ rb_raise(rb_eIOError, "closed stdout");
+ }
+ }
#ifdef _WIN32
rl_prep_terminal(1);
diff --git a/test/readline/test_readline.rb b/test/readline/test_readline.rb
index e3a7c5d4ec..0d5efeac01 100644
--- a/test/readline/test_readline.rb
+++ b/test/readline/test_readline.rb
@@ -303,6 +303,16 @@ class TestReadline < Test::Unit::TestCase
end
end
+ def test_closed_outstream
+ bug5803 = '[ruby-dev:45043]'
+ IO.pipe do |r, w|
+ Readline.input = r
+ Readline.output = w
+ (w << "##\t").close
+ assert_raise(IOError, bug5803) {Readline.readline}
+ end
+ end
+
private
def replace_stdio(stdin_path, stdout_path)