From 52f4dc632e532794b8d7ae6c459f6e68d8f44b84 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sun, 28 Feb 1999 20:51:27 +0000 Subject: 1999-02-28 Roland McGrath * bucket-iterate.c (_ports_bucket_class_iterate): New function, transmorgified from ports_bucket_iterate. (ports_bucket_iterate): Now just call that to do the work. * class-iterate.c: New file. (ports_class_iterate): New function. * ports.h: Declare ports_class_iterate and _ports_bucket_class_iterate. * Makefile (SRCS): Add class-iterate.c. --- libports/class-iterate.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 libports/class-iterate.c (limited to 'libports/class-iterate.c') diff --git a/libports/class-iterate.c b/libports/class-iterate.c new file mode 100644 index 00000000..1e349497 --- /dev/null +++ b/libports/class-iterate.c @@ -0,0 +1,37 @@ +/* Iterate a function over the ports in a class. + Copyright (C) 1999 Free Software Foundation, Inc. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd 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 + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + +#include "ports.h" +#include +#include + +error_t +ports_class_iterate (struct port_class *class, + error_t (*fun)(void *)) +{ + mutex_lock (&_ports_lock); + if (class->ports != 0) + { + struct port_bucket *bucket = class->ports->bucket; + mutex_unlock (&_ports_lock); + return _ports_bucket_class_iterate (bucket, class, fun); + } + mutex_unlock (&_ports_lock); + return 0; +} -- cgit v1.2.3