From e79c20a76e9c4ea486dfddd3243ba34a7adba41a Mon Sep 17 00:00:00 2001
From: Adrian Dimitrov <dimitrov.adrian@gmail.com>
Date: Sun, 25 Apr 2021 18:57:42 +0300
Subject: [PATCH] Use shorthand for grep

In busybox there is no line-regexp for grep, using -x as it is used in busybox, macos and gnugrep. Adding also -F to force plain text and non pattern search.
---
 transcrypt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transcrypt b/transcrypt
index 2ccd088..7ea5f13 100755
--- a/transcrypt
+++ b/transcrypt
@@ -238,7 +238,7 @@ validate_cipher() {
 	fi
 
 	local supported
-	supported=$($list_cipher_commands | tr -s ' ' '\n' | grep --line-regexp "$cipher") || true
+	supported=$($list_cipher_commands | tr -s ' ' '\n' | grep -Fx "$cipher") || true
 	if [[ ! $supported ]]; then
 		if [[ $interactive ]]; then
 			printf '"%s" is not a valid cipher; choose one of the following:\n\n' "$cipher"