add hello world

Makefile

@@ -0,0 +1,24 @@
+
+all: src/hello
+
+src/hello: src/hello.c
+	@echo "CFLAGS=$(CFLAGS)" | \
+		fold -s -w 70 | \
+		sed -e 's/^/# /'
+	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDCFLAGS) -o $@ $^
+
+install: src/hello
+	install -D src/hello \
+		$(DESTDIR)$(prefix)/bin/hello
+
+clean:
+	-rm -f src/hello
+
+distclean: clean
+
+uninstall:
+	-rm -f $(DESTDIR)$(prefix)/bin/hello
+
+.PHONY: all install clean distclean uninstall
+
+

src/hello.c

@@ -0,0 +1,9 @@
+#include <stdio.h>
+int
+main()
+{
+        printf("Hello, world!\n");
+        return 0;
+}
+
+