From a79fc4e2266cc84b9fca46bfe101fbe066a7b0af Mon Sep 17 00:00:00 2001
From: Duc Tri Nguyen <dnguye69@gmu.edu>
Date: Sun, 14 Apr 2024 15:40:01 -0400
Subject: [PATCH] forward output to pipe directly

Signed-off-by: Duc Tri Nguyen <dnguye69@gmu.edu>
---
 checksum.sh | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/checksum.sh b/checksum.sh
index 732d5a5ae..25879062b 100755
--- a/checksum.sh
+++ b/checksum.sh
@@ -1,15 +1,15 @@
 #!/bin/bash
 # SPDX-License-Identifier: Apache-2.0
+set -o xtrace
 
 # This script executes a binary file, captures its output, then generates and compares its SHA-256 hash with a provided one.
-output=$(./$1)
 
-output_hash=$(echo "$output" | sha256sum | awk '{ print $1 }')
+output_hash=$(./$1 | sha256sum | awk '{ print $4 }')
 
-if [ "$output_hash" == "$2" ]; then
-    echo "$1 Hashes match."
-    exit 0
+if [[ ${output_hash} == "${2}" ]]; then
+	echo "${1} Hashes match."
+	exit 0
 else
-    echo "$1 Hashes do not match: $output_hash vs $2"
-    exit 1
-fi
\ No newline at end of file
+	echo "${1} Hashes do not match: ${output_hash} vs ${2}"
+	exit 1
+fi