treewide: more portable bash shebangs

[thirdparty/systemd.git] / src / kernel-install / kernel-install

diff --git a/src/kernel-install/kernel-install b/src/kernel-install/kernel-install
index 732d584bbe49bda48f63ab9f7578410c7b862b79..4812464da9ac17f81164ffe4c34e207f46eb2bb2 100644 (file)
--- a/src/kernel-install/kernel-install
+++ b/src/kernel-install/kernel-install
@@ -1,11 +1,10 @@
-#!/bin/bash
+#!/usr/bin/env bash
 # -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
 # ex: ts=8 sw=4 sts=4 et filetype=sh
 # SPDX-License-Identifier: LGPL-2.1+
 #
 # This file is part of systemd.
 #
-#
 # systemd is free software; you can redistribute it and/or modify it
 # under the terms of the GNU Lesser General Public License as published by
 # the Free Software Foundation; either version 2.1 of the License, or
@@ -24,7 +23,7 @@ SKIP_REMAINING=77
 usage()
 {
     echo "Usage:"
-    echo "        $0 add KERNEL-VERSION KERNEL-IMAGE"
+    echo "        $0 add KERNEL-VERSION KERNEL-IMAGE [INITRD-FILE ...]"
     echo "        $0 remove KERNEL-VERSION"
 }
 
@@ -63,11 +62,21 @@ for i in "$@"; do
     fi
 done
 
+KERNEL_INSTALL_VERBOSE=0
+if [ "$1" == "--verbose" -o "$1" == "-v" ]; then
+    shift
+    KERNEL_INSTALL_VERBOSE=1
+fi
+export KERNEL_INSTALL_VERBOSE
+
 if [[ "${0##*/}" == 'installkernel' ]]; then
     COMMAND='add'
+    # make install doesn't pass any parameter wrt initrd handling
+    INITRD_OPTIONS=()
 else
     COMMAND="$1"
     shift
+    INITRD_OPTIONS=( "${@:3}" )
 fi
 
 KERNEL_VERSION="$1"
@@ -83,20 +92,20 @@ if [[ ! $COMMAND ]] || [[ ! $KERNEL_VERSION ]]; then
 fi
 
 if ! [[ $MACHINE_ID ]]; then
-    BOOT_DIR_ABS=$(mktemp -d /tmp/kernel-install.XXXXX) || exit 1
-    trap "rm -rf '$BOOT_DIR_ABS'" EXIT INT QUIT PIPE
+    ENTRY_DIR_ABS=$(mktemp -d /tmp/kernel-install.XXXXX) || exit 1
+    trap "rm -rf '$ENTRY_DIR_ABS'" EXIT INT QUIT PIPE
 elif [[ -d /efi/loader/entries ]] || [[ -d /efi/$MACHINE_ID ]]; then
-    BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
 elif [[ -d /boot/loader/entries ]] || [[ -d /boot/$MACHINE_ID ]]; then
-    BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
 elif [[ -d /boot/efi/loader/entries ]] || [[ -d /boot/efi/$MACHINE_ID ]]; then
-    BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
 elif mountpoint -q /efi; then
-    BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
 elif mountpoint -q /boot/efi; then
-    BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
 else
-    BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
+    ENTRY_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
 fi
 
 export KERNEL_INSTALL_MACHINE_ID=$MACHINE_ID
@@ -116,14 +125,16 @@ case $COMMAND in
             exit 1
         fi
 
-        mkdir -p "$BOOT_DIR_ABS" || {
-            echo "Could not create boot directory '$BOOT_DIR_ABS'." >&2
+        if [[ ! -f "$KERNEL_IMAGE" ]]; then
+            echo "Kernel image argument ${KERNEL_IMAGE} not a file" >&2
             exit 1
-        }
+        fi
 
         for f in "${PLUGINS[@]}"; do
             if [[ -x $f ]]; then
-                "$f" add "$KERNEL_VERSION" "$BOOT_DIR_ABS" "$KERNEL_IMAGE"
+                [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
+                    echo "+$f add $KERNEL_VERSION $ENTRY_DIR_ABS $KERNEL_IMAGE ${INITRD_OPTIONS[@]}"
+                "$f" add "$KERNEL_VERSION" "$ENTRY_DIR_ABS" "$KERNEL_IMAGE" "${INITRD_OPTIONS[@]}"
                 x=$?
                 if [[ $x == $SKIP_REMAINING ]]; then
                     ret=0
@@ -133,11 +144,11 @@ case $COMMAND in
             fi
         done
 
-        if ! [[ $MACHINE_ID ]] && ! rmdir "$BOOT_DIR_ABS"; then
-            echo "Warning: In kernel-install plugins, requiring BOOT_DIR_ABS to be preset is deprecated." >&2
-            echo "         All plugins should not put anything in BOOT_DIR_ABS if the environment" >&2
+        if ! [[ $MACHINE_ID ]] && ! rmdir "$ENTRY_DIR_ABS"; then
+            echo "Warning: In kernel-install plugins, requiring ENTRY_DIR_ABS to be preset is deprecated." >&2
+            echo "         All plugins should not put anything in ENTRY_DIR_ABS if the environment" >&2
             echo "         variable KERNEL_INSTALL_MACHINE_ID is empty." >&2
-            rm -rf "$BOOT_DIR_ABS"
+            rm -rf "$ENTRY_DIR_ABS"
             ((ret+=$?))
         fi
         ;;
@@ -145,7 +156,9 @@ case $COMMAND in
     remove)
         for f in "${PLUGINS[@]}"; do
             if [[ -x $f ]]; then
-                "$f" remove "$KERNEL_VERSION" "$BOOT_DIR_ABS"
+                [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
+                    echo "+$f remove $KERNEL_VERSION $ENTRY_DIR_ABS"
+                "$f" remove "$KERNEL_VERSION" "$ENTRY_DIR_ABS"
                 x=$?
                 if [[ $x == $SKIP_REMAINING ]]; then
                     ret=0
@@ -155,7 +168,10 @@ case $COMMAND in
             fi
         done
 
-        rm -rf "$BOOT_DIR_ABS"
+        [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \
+            echo "Removing $ENTRY_DIR_ABS"
+
+        rm -rf "$ENTRY_DIR_ABS"
         ((ret+=$?))
         ;;