From 35a502e10ddbb2f20e58b558e63439938bd0af5a Mon Sep 17 00:00:00 2001
From: Silvio Rhatto <rhatto@riseup.net>
Date: Sun, 12 Jun 2022 14:40:44 -0300
Subject: Fix: additional checks

---
 files/bootless | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/files/bootless b/files/bootless
index 900eb32..a06c98d 100755
--- a/files/bootless
+++ b/files/bootless
@@ -158,8 +158,13 @@ function bootless_image {
   bootless_rsync ${BOOTLESS_DIR} ${tmpdir}/boot
 
   # Make rescue disk
+  echo "Generating the rescue image..."
   grub-mkrescue -o ${output} ${tmpdir}
 
+  # Check rescue disk
+  echo "Generated image details:"
+  xorriso -indev ${output} -toc
+
   # Optionally copy to removable media
   if [ ! -z "$device" ]; then
     # Issue a warning
@@ -207,6 +212,16 @@ function bootless_check {
   exit 1
 }
 
+# Check dependencies
+function bootless_check_dependencies {
+  for dependency in $DEPENDENCIES; do
+    if ! which $dependency 2> /dev/null; then
+      echo "$NAME: unmet dependency $dependency, please install it"
+      exit 1
+    fi
+  done
+}
+
 # Load
 bootless_load $*
 
@@ -215,10 +230,14 @@ NAME="bootless"
 BOOTLESS_VERSION="0.0.1"
 BOOTLESS_ACTION="$1"
 BOOTLESS_DIR="$2"
+DEPENDENCIES="xorriso grub-mkrescue rsync dd"
 
 # Output name and version
 echo "$NAME $BOOTLESS_VERSION"
 
+# Check dependencies
+bootless_check_dependencies
+
 # Parameter verification
 if [ -z "$BOOTLESS_DIR" ]; then
   bootless_usage
-- 
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