Import cgit prototype from git tree

This enables basic cgit functionality, using libgit.a and xdiff/lib.a from
git + a custom "git.h" + openssl for sha1 routines.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

Makefile

@@ -0,0 +1,24 @@
+
+INSTALL_BIN = /var/www/htdocs/cgit.cgi
+INSTALL_CSS = /var/www/htdocs/cgit.css
+
+EXTLIBS = ../git/libgit.a ../git/xdiff/lib.a -lz -lcrypto
+OBJECTS = cgit.o config.o html.o
+
+all: cgit
+
+install: all
+	install cgit $(INSTALL_BIN)
+	install cgit.css $(INSTALL_CSS)
+
+clean:
+	rm -f cgit *.o
+
+cgit: $(OBJECTS)
+	$(CC) -o cgit $(OBJECTS) $(EXTLIBS)
+
+cgit.o: cgit.h git.h config.o html.o
+
+config.o: cgit.h git.h html.c
+
+html.o: cgit.h git.h html.c