added install/ata and new deprecation check

git-svn-id: http://projects.archlinux.org/svn/initramfs/mkinitcpio@173 880c04e9-e011-0410-abf7-b926e227c9cd

2 files changed, 39 insertions, 0 deletions

diff --git a/install/ata b/install/ata
new file mode 100644
index 0000000..a374aeb
--- /dev/null
+++ b/install/ata
@@ -0,0 +1,25 @@
+# vim: set ft=sh:
+
+install ()
+{
+    MODULES=" $(checked_modules "ata/*")" 
+
+    MODULES=$(echo ${MODULES}) #trim whitespace
+    if [ "x${MODULES}" != "x" ]; then
+        MODULES="${MODULES} sd_mod sr_mod"
+    fi
+
+    BINARIES=""
+    FILES=""
+    SCRIPT=""
+}
+
+help ()
+{
+cat<<HELPEOF
+  This hook loads the necessary modules for sata or pata root device
+  with the new ata subsystem on kernels >=2.6.19.
+  Detection will take place at runtime. To minimize the modules
+  in the image, add the autodetect hook too.
+HELPEOF
+}
diff --git a/mkinitcpio b/mkinitcpio
index c22cc2d..330faf2 100644
--- a/mkinitcpio
+++ b/mkinitcpio
@@ -137,6 +137,20 @@ for hook in $HOOKS; do
     unset BINARIES
     unset FILES
     install () { msg "${hook}: no install function..."; }
+    # Deprecation check
+    # A hook is considered deprecated if it is a symlink
+    # within $INSTDIR.
+    if [ -L "${INSTDIR}/${hook}" ]; then
+        newhook="$(readlink -ne "${INSTDIR}/${hook}")"
+        if [ -n "${newhook}" -a "${INSTDIR}/$(basename ${newhook})" -ef "${newhook}" ]; then
+            newhook="$(basename ${newhook})"
+            echo "   -------------------------------------------------------------------"
+            echo "   WARNING: Hook \"${hook}\" is deprecated."
+            echo "            Replace it with \"${newhook}\" in your configuration file."
+            echo "   -------------------------------------------------------------------"
+            hook="${newhook}"
+        fi
+    fi
     if grep "install" "${INSTDIR}/${hook}" >/dev/null 2>&1; then
         source "${INSTDIR}/${hook}"
         echo ":: Parsing hook [${hook}]"