From 36a715ce16a31c95ec4a8b5fb9edfb2b0740b7cd Mon Sep 17 00:00:00 2001
From: Aaron Griffin <aaron@archlinux.org>
Date: Thu, 28 Sep 2006 04:36:34 +0000
Subject: Broke out boot-device locator for usb and cd booting seperatly.

git-svn-id: http://phraktured.net/archiso@14 00a9fe69-e71b-0410-bb23-df0e5024db41
---
 boot-usb_hook | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 boot-usb_hook

(limited to 'boot-usb_hook')

diff --git a/boot-usb_hook b/boot-usb_hook
new file mode 100644
index 0000000..9898ff6
--- /dev/null
+++ b/boot-usb_hook
@@ -0,0 +1,30 @@
+# vim: set ft=sh:
+run_hook ()
+{
+    msg ":: Scanning for boot usb device..."
+
+    /bin/mkdir -p /tmpfs/bootmnt
+    bootmnt="/tmpfs/bootmnt/"
+    found=0
+
+    for usb in /dev/sd[a-z][0-9]; do
+        if mount -r -t vfat "${usb}" ${bootmnt} >/dev/null 2>&1 ||\
+            mount -r -t ext2 "${usb}" ${bootmnt} >/dev/null 2>&1; then
+            if [ -e "${bootmnt}/archiso.sqfs" ]; then
+                found=1
+                msg "${usb}"
+                break
+            fi
+        else
+            echo "Failed to mount ${usb}"
+        fi
+        [ ${found} -eq 0 ] && umount ${bootmnt} >/dev/null 2>&1
+    done
+
+    if [ ${found} -eq 0 ]; then
+        echo "ERROR: cannot find booted usb device, cannot continue..."
+        exit 1
+    else
+        export BOOT_MOUNT="${bootmnt}"
+    fi
+}
-- 
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