initial commit

1 files changed, 32 insertions, 0 deletions

diff --git a/help b/help
new file mode 100755
index 0000000..19d26ec
--- /dev/null
+++ b/help
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+# usage:	help - Lists all the available commands
+#		help <command> - Detailled explanation of how "command" works
+
+if tty -s
+then
+	HELPTEXT="Hi $USER, Run 'help' for help, 'help <command>' for specific help on a command, run 'exit' to exit. Available commands:"
+else
+	HELPTEXT="Hi $USER, Run 'help' for help, 'help <command>' for specific help on a command. Available commands:"
+fi
+
+cd "$(dirname "$0")"
+
+if [[ ! -z $1 ]]; then
+	cmd=$1
+	if [[ -f $cmd && -x $cmd ]]; then
+		awk 'NR>=3&&NR<=4' $cmd | cut -c 3-
+	else
+		echo "command \"$cmd\" doesn't exists"
+	fi
+else
+	echo $HELPTEXT
+	for cmd in *
+	do
+		case "$cmd" in
+		help) ;;
+		*) [ -f "$cmd" ] && [ -x "$cmd" ] && echo "$cmd" ;;
+		esac
+	done
+fi
+