Add FHS-compliant-script (#6923)

contrib/fhs-compliant-script/gitea

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+########################################################################
+# This script some defaults for gitea to run in a FHS compliant manner #
+########################################################################
+
+# It assumes that you place this script as gitea in /usr/bin
+#
+# And place the original in /usr/lib/gitea with working files in /var/lib/gitea
+# and main configuration in /etc/gitea/app.ini
+GITEA="/usr/lib/gitea/gitea"
+WORK_DIR="/var/lib/gitea"
+APP_INI="/etc/gitea/app.ini"
+
+APP_INI_SET=""
+for i in "$@"; do
+	case "$i" in
+	"-c")
+		APP_INI_SET=1
+		;;
+	"-c="*)
+		APP_INI_SET=1
+		;;
+	"--config")
+		APP_INI_SET=1
+		;;
+	"--config="*)
+		APP_INI_SET=1
+		;;
+	*)
+	;;
+	esac
+done
+
+if [ -z "$APP_INI_SET" ]; then
+	CONF_ARG="-c \"$APP_INI\""
+fi
+
+# Provide FHS compliant defaults to
+GITEA_WORK_DIR="${GITEA_WORK_DIR:-$WORK_DIR}" "$GITEA" $CONF_ARG "$@"
+
+