Make build/counter the default build target

Author: rexim

Makefile

@@ -1,13 +1,10 @@
-.PHONY: examples
-examples: build/counter build/counter_cpp build/counter_c3 build/echo
+build/counter: build examples/counter.c coroutine.h build/coroutine.o
+	gcc -I. -Wall -Wextra -ggdb -o build/counter examples/counter.c build/coroutine.o
 
 build/echo: build examples/echo.c3 coroutine.c3 build/coroutine.o
 	cp build/coroutine.o build/echo.coroutine.o # c3c deletes the object files for some reason, so we make a copy to preserve the original
 	c3c compile -o build/echo examples/echo.c3 coroutine.c3 build/echo.coroutine.o
 
-build/counter: build examples/counter.c coroutine.h build/coroutine.o
-	gcc -I. -Wall -Wextra -ggdb -o build/counter examples/counter.c build/coroutine.o
-
 build/counter_cpp: build examples/counter.cpp coroutine.h build/coroutine.o
 	g++ -I. -Wall -Wextra -ggdb -o build/counter_cpp examples/counter.cpp build/coroutine.o
 

README.md

@@ -11,6 +11,6 @@ Custom coroutines implementation in GNU C.
 ## Quick Start
 
 ```console
-$ make ./build/counter
+$ make
 $ ./build/counter
 ```