merges r20757 from trunk into ruby_1_9_1. [ruby-dev:37560]

* ext/pty/pty.c (child_info): add slavename.
  (chfunc): use slavename.
  (establishShell): set slavename.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@21057 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/ext/pty/pty.c b/ext/pty/pty.c
index fc06d2dd5e..6e6852aa7a 100644
--- a/ext/pty/pty.c
+++ b/ext/pty/pty.c
@@ -191,6 +191,7 @@ pty_exec(VALUE v)
 
 struct child_info {
     int master, slave;
+    char *slavename;
     int argc;
     VALUE *argv;
 };
@@ -240,7 +241,7 @@ chfunc(void *data)
     /* errors ignored for sun */
 #else
     close(slave);
-    slave = open(SlaveName, O_RDWR);
+    slave = open(carg->slavename, O_RDWR);
     if (slave < 0) {
         perror("open: pty slave");
         _exit(1);
@@ -296,6 +297,7 @@ establishShell(int argc, VALUE *argv, struct pty_info *info,
 
     carg.master = master;
     carg.slave = slave;
+    carg.slavename = SlaveName;
     carg.argc = argc;
     carg.argv = argv;
     pid = rb_fork(0, chfunc, &carg, Qnil);