Added argument parameters.

Makefile

@@ -1,8 +1,25 @@
+# Copyright (C) 2019 Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+# Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 CC=gcc
 DEBUG=0
 INCFLAGS=`pkg-config jack --cflags`
 LDFLAGS=`pkg-config jack --libs` -lreadline
 CFLAGS=$(INCFLAGS) -std=c99 -Wall -Wextra -Wfatal-errors -Werror
+HDRS=src/args.h
 OBJS=src/main.o
 
 ifeq ($(DEBUG),1)
@@ -11,7 +28,7 @@ else
 	CFLAGS+=-O2 -DNDEBUG
 endif
 
-%.o:%.c
+%.o:%.c $(HDRS)
 	$(CC) -c -o $@ $< $(CFLAGS)
 
 saus: $(OBJS)