Added get_mounts to portability.eclass

diff --git a/eclass/portability.eclass b/eclass/portability.eclass
index 90d1b3139589e484e336d0f1594b06fde401e89a..f8d0a12f1d75b5cffdf3225fd3d265384e8be4d6 100644 (file)
--- 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
+}
+