From 778eac65d35163a2c25b2c3fbacffd7ee724e58d Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Sun, 06 Dec 2015 23:58:44 -0500
Subject: Move lib/*.sh to src/

---
(limited to 'lib/mutex.sh')

diff --git a/lib/mutex.sh b/lib/mutex.sh
deleted file mode 100644
index cd4a365..0000000
--- a/lib/mutex.sh
+++ /dev/null
@@ -1,54 +0,0 @@
-# Functions for locking and unlocking mutex objects
-#
-# Copyright (C) 2014  Patrick "P. J." McDermott
-#
-# This file is part of the ProteanOS Development Kit.
-#
-# The ProteanOS Development Kit 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 3 of the
-# License, or (at your option) any later version.
-#
-# The ProteanOS Development Kit 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 the ProteanOS Development Kit.  If not, see
-# <http://www.gnu.org/licenses/>.
-
-mutex_trylock()
-{
-	local mutex="${1}"
-
-	(set -C; printf '%d\n' "${$}" >"${mutex}") 2>/dev/null
-}
-
-mutex_timedlock()
-{
-	local mutex="${1}"
-	local timeout="${2}"
-
-	while ! mutex_trylock "${mutex}"; do
-		[ ${timeout} -eq 0 ] && return 1
-		timeout=$(($timeout - 1))
-		sleep 1
-	done
-
-	return 0
-}
-
-mutex_unlock()
-{
-	local mutex="${1}"
-
-	rm "${mutex}"
-}
-
-mutex_is_unlockable()
-{
-	local mutex="${1}"
-
-	[ "x$(cat "${mutex}" 2>/dev/null)" = "x${$}" ]
-}
--
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