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-rw-r--r--REORG.TODO/sysdeps/unix/bsd/tcgetpgrp.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/bsd/tcgetpgrp.c b/REORG.TODO/sysdeps/unix/bsd/tcgetpgrp.c
new file mode 100644
index 0000000000..6ba19ed351
--- /dev/null
+++ b/REORG.TODO/sysdeps/unix/bsd/tcgetpgrp.c
@@ -0,0 +1,33 @@
+/* Copyright (C) 1991-2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+
+/* Return the foreground process group ID of FD.  */
+pid_t
+tcgetpgrp (int fd)
+{
+  int pgrp;
+
+  if (__ioctl (fd, TIOCGPGRP, &pgrp) < 0)
+    return (pid_t) -1;
+  return (pid_t) pgrp;
+}
+libc_hidden_def (tcgetpgrp)