From b439292af329a493ec1f9d12f691dfa66fbe13eb Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Sat, 13 Aug 2022 09:32:30 -0300
Subject: bin/forever: Add working utility

---
 bin/forever | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100755 bin/forever

(limited to 'bin')

diff --git a/bin/forever b/bin/forever
new file mode 100755
index 0000000..9d2556f
--- /dev/null
+++ b/bin/forever
@@ -0,0 +1,66 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  forever -- COMMAND...
+		  forever -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+		Options:
+		  -h, --help    show this message
+
+
+		Run COMMAND forever.
+
+
+		Examples:
+
+		  Print 123 forever:
+
+		    $ forever echo 123
+	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 $((OPTIND - 1))
+
+eval "$(assert-arg "${1:-}" 'COMMAND')"
+
+
+while true; do
+	"$@"
+done
-- 
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