From 90eaebabcaaea74237f34cf05709625345f276cc Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Thu, 12 May 2022 12:01:54 -0300
Subject: Move Git repository into ~/.usr/.git/

---
 bin/max | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100755 bin/max

(limited to 'bin/max')

diff --git a/bin/max b/bin/max
new file mode 100755
index 0000000..84585ee
--- /dev/null
+++ b/bin/max
@@ -0,0 +1,61 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  max NUMBER...
+		  max -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+		Options:
+		  -h, --help    show this message
+
+		Get the maximum number from the given values.
+	EOF
+}
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+if [ -z "${1:-}" ]; then
+	echo 0
+	exit
+fi
+
+N="$1"
+for n in "$@"; do
+	N=$((N > n ? N : n))
+done
+echo "$N"
-- 
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