From 187d5fa41808535796a56851ee3ee1083feef642 Mon Sep 17 00:00:00 2001
From: Leah Rowe <leah@libreboot.org>
Date: Sat, 20 May 2023 18:19:35 +0100
Subject: build/descriptors: simplify and fix error handling

main() on top

some parts of the script weren't erroring properly

Signed-off-by: Leah Rowe <leah@libreboot.org>
---
 resources/scripts/build/descriptors/ich9m | 71 +++++++++++++++++--------------
 1 file changed, 39 insertions(+), 32 deletions(-)

diff --git a/resources/scripts/build/descriptors/ich9m b/resources/scripts/build/descriptors/ich9m
index 9f4cce6c..b9a077d9 100755
--- a/resources/scripts/build/descriptors/ich9m
+++ b/resources/scripts/build/descriptors/ich9m
@@ -1,44 +1,51 @@
 #!/usr/bin/env sh
 
-#	 Copyright (C) 2020 Leah Rowe <info@minifree.org>
+#	 Copyright (C) 2020, 2023 Leah Rowe <info@minifree.org>
 #
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation, either version 3 of the License, or
-#    (at your option) any later version.
+#	This program is free software: you can redistribute it and/or modify
+#	it under the terms of the GNU General Public License as published by
+#	the Free Software Foundation, either version 3 of the License, or
+#	(at your option) any later version.
 #
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU General Public License for more details.
+#	This program is distributed in the hope that it will be useful,
+#	but WITHOUT ANY WARRANTY; without even the implied warranty of
+#	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#	GNU General Public License for more details.
 #
-#    You should have received a copy of the GNU General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#	You should have received a copy of the GNU General Public License
+#	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-# This script assumes that the current working directory is the root
-# of libreboot_src or libreboot git
-
 [ "x${DEBUG+set}" = 'xset' ] && set -v
 set -u -e
 
-if [ ! -f "util/ich9utils/ich9gen" ]; then
-    (
-    cd util/ich9utils/
-    make clean
-    make -j$(nproc)
-    )
-fi
-if [ ! -f "util/ich9utils/ich9gen" ]; then
-	printf "build/descriptors/ich9m: ich9gen wasn't compiled. Exiting\n"
-	exit 1
-fi
+ich9gen="util/ich9utils/ich9gen"
+
+main()
+{
+	if [ ! -f "${ich9gen}" ]; then
+		(
+		cd util/ich9utils/ || err "cd"
+		make clean || err "make-clean"
+		make -j$(nproc) || err "make"
+		)
+	fi
+	[ ! -f "${ich9gen}" ] && \
+		err "ich9gen doesn't exist"
 
-[ -d "descriptors/" ] || mkdir -p "descriptors/"
-[ -d "descriptors/ich9m/" ] || mkdir -p "descriptors/ich9m/"
-rm -f descriptors/ich9m/*
+	[ -d "descriptors/ich9m/" ] || mkdir -p "descriptors/ich9m/"
+	rm -f descriptors/ich9m/* || err "rm-rf"
+
+	(
+	cd descriptors/ich9m/ || err "cd2"
+	../../"${ich9gen}" || err "ich9gen"
+	)
+}
+
+err()
+{
+	printf "%s: %s\n" $0 $1
+	exit 1
+}
 
-(
-    cd descriptors/ich9m/
-    ../../util/ich9utils/ich9gen
-)
+main $@
-- 
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