From: Roy Marples <uberlord@gentoo.org>
Date: Mon, 6 Nov 2006 13:55:04 +0000 (+0000)
Subject: Added get_mounts to portability.eclass
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=dcb7a19288238a85881d93b4359d99fd5a6ce235;p=gentoo.git

Added get_mounts to portability.eclass
---

diff --git a/eclass/portability.eclass b/eclass/portability.eclass
index 90d1b3139589..f8d0a12f1d75 100644
--- a/eclass/portability.eclass
+++ b/eclass/portability.eclass
@@ -1,6 +1,6 @@
 # Copyright 1999-2005 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/portability.eclass,v 1.8 2006/03/08 20:08:13 flameeyes Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/portability.eclass,v 1.9 2006/11/06 13:55:04 uberlord Exp $
 #
 # Author: Diego Pettenò <flameeyes@gentoo.org>
 #
@@ -129,3 +129,31 @@ get_bmake() {
 		echo pmake
 	fi
 }
+
+# Portable method of getting mount names and points.
+# Returns as "point node fs"
+# Remember to convert 040 back to a space.
+get_mounts() {
+	local point= node= fs= foo=
+
+	# Linux has /proc/mounts which should always exist
+	if [[ $(uname -s) == "Linux" ]] ; then
+		while read node point fs foo ; do
+			echo "${point} ${node} ${fs}" 
+		done < /proc/mounts
+		return 
+	fi
+
+	# OK, pray we have a -p option that outputs mounts in fstab format
+	# using tabs as the seperator.
+	# Then pray that there are no tabs in the either.
+	# Currently only FreeBSD supports this and the other BSDs will
+	# have to be patched.
+	# Athough the BSD's may support /proc, they do NOT put \040 in place
+	# of the spaces and we should not force a /proc either.
+	local IFS=$'\t'
+	LC_ALL=C mount -p | while read node point fs foo ; do
+		echo "${point// /\040} ${node// /\040} ${fs%% *}"
+	done
+}
+