From e46aebfa38a4d521232fd35fc276a74b1ec2d7a5 Mon Sep 17 00:00:00 2001
From: Dave Reisner <dreisner@archlinux.org>
Date: Sat, 7 Jan 2012 14:22:43 -0500
Subject: autodetect: try to find /usr partition fstype

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
---
 install/autodetect | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'install')

diff --git a/install/autodetect b/install/autodetect
index abc0fa0..7f40b9c 100644
--- a/install/autodetect
+++ b/install/autodetect
@@ -3,6 +3,12 @@
 build() {
     MODULE_FILE=$workdir/autodetect_modules
 
+    add_if_avail() {
+        if modinfo -k "$KERNELVERSION" "$1" &>/dev/null; then
+            printf '%s\n' "$1" >>"$MODULE_FILE"
+        fi
+    }
+
     if [[ ! -d /sys/devices ]]; then
         error "/sys does not appear to be mounted. Unable to use autodetection"
         return 1
@@ -16,8 +22,11 @@ build() {
     fi
 
     # filesystem module might be a builtin
-    if modinfo -k "$KERNELVERSION" "$rootfstype" &>/dev/null; then
-        printf '%s\n' "$rootfstype" >>"$MODULE_FILE"
+    add_if_avail "$rootfstype"
+
+    # detect separate /usr
+    if usrfstype=$(findmnt -nero fstype -s"$BASEDIR/etc/fstab" /usr); then
+        add_if_avail "$usrfstype"
     fi
 
     if (( UID == 0 )) || in_array 'disk' $(groups); then
-- 
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