Add install and uninstall commands to makefile

LICENSE

@@ -0,0 +1,20 @@
+Copyright (c) 2017 Kevin Keogh - kevin.d.keogh@gmail.com
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Makefile

@@ -1,8 +1,9 @@
 CC=gcc
 CFLAGS=-Wall -fPIC -O3 -ansi -pedantic-errors
 LDFLAGS=-lgsl -lcblas -lm
+PREFIX= /usr/local
 
-pricer : src/optpricer.c gbm.o black_scholes.o
+optpricer : src/optpricer.c gbm.o black_scholes.o
 	$(CC) $(CFLAGS) $^ $(LDFLAGS) -o $@
 
 gbm.o : src/gbm_mc.c
@@ -11,6 +12,15 @@ gbm.o : src/gbm_mc.c
 black_scholes.o : src/black_scholes.c
 	$(CC) $(CFLAGS) -c $^ $(LDFLAGS) -o $@
 
+.PHONY: install
+install : optpricer
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	cp $< $(DESTDIR)$(PREFIX)/bin/optpricer
+
+.PHONY: uninstall
+uninstall :
+	rm -f $(DESTDIR)$(PREFIX)/bin/optpricer
+
 .PHONY: clean
 clean :
 	rm -f gbm.o black_scholes.o