shithub: scc

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Set unbuffered io

This program is going to be tested usinga pipe with other program,
and they will run interactivaly, so it is a good idea don't
flush anything.

--- a/main.c

+++ b/main.c

@@ -1,6 +1,7 @@

 #include <stddef.h>

 #include <stdint.h>

+#include <stdio.h>

 #include "cc.h"

@@ -12,6 +13,8 @@

 int

 main(int argc, char *argv[])

 {

+	setvbuf(stdin, NULL, _IONBF, 0);

+	setvbuf(stdout, NULL, _IONBF, 0);

 	init_keywords();

 	init_expr();

 	open_file(NULL);