From 37b090d23c419dc7bb6a3c7bea2d9df16edc9bf5 Mon Sep 17 00:00:00 2001
From: Eric Renfro <psi-jack@linux-help.org>
Date: Sun, 4 Aug 2024 19:51:30 -0400
Subject: [PATCH] Update installer for error checking and halting

---
 gentoo-install.sh | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/gentoo-install.sh b/gentoo-install.sh
index bf13a67..bcf8650 100755
--- a/gentoo-install.sh
+++ b/gentoo-install.sh
@@ -42,6 +42,14 @@ function show_help() {
 	exit 0
 }
 
+function errormsg() {
+	local err=$1
+	shift
+
+	echo "$*" >&2
+	exit "$err"
+}
+
 function prepare_disk() {
 	if [[ "$DEBUG" ]]; then
 		local cmd="echo"
@@ -228,13 +236,13 @@ function stage_step() {
 	#FIXME check $INSTALL_STAGE for http or local file
 	if [[ "$INSTALL_STAGE" == http* ]]; then
 		s4file="${INSTALL_STAGE##*/}"
-		${cmd} curl -O "/mnt/gentoo/${s4file}" "$INSTALL_STAGE"
+		${cmd} curl -O "/mnt/gentoo/${s4file}" "$INSTALL_STAGE" || errormsg 1 "Failed to download stage4 archive"
 		s4file="/mnt/gentoo/${INSTALL_STAGE##*/}"
 	else
 		s4file="${INSTALL_STAGE}"
 	fi
 
-	${cmd} git clone "https://github.com/erenfro/gen2stage4" "$HOME/gen2stage4"
+	${cmd} git clone "https://github.com/erenfro/gen2stage4" "$HOME/gen2stage4" || errormsg 1 "Failed to download gen2stage4"
 	${cmd} "$HOME/gen2stage4/gen2stage4" -q -t /mnt/gentoo "$s4file"
 	${cmd} rm -rf "$HOME/gen2stage4"