4 files changed, 25 insertions, 6 deletions
diff --git a/lib/io/Makefile b/lib/io/Makefile
index 73aa785..46d1d43 100644
--- a/lib/io/Makefile
+++ b/lib/io/Makefile
@@ -1,3 +1,3 @@
 unit_test:
-	gcc io.c ../aec/aec.c ../cstr/cstr.c ../env/env.c ../sys/start.S -o test -static -nostdlib -fno-stack-protector -Wno-implicit-function-declaration -DIO_LIB_UNIT_TEST -g
+	gcc io.c ../malloc/malloc.c ../aec/aec.c ../cstr/cstr.c ../env/env.c ../sys/start.S -o test -static -nostdlib -fno-stack-protector -Wno-implicit-function-declaration -DIO_LIB_UNIT_TEST -g
 	./test
diff --git a/lib/io/io.c b/lib/io/io.c
index e8384f3..7dee314 100644
--- a/lib/io/io.c
+++ b/lib/io/io.c
@@ -20,36 +20,48 @@ void rstd(char *buf, unsigned long count)
 	read(STDIN_FD, buf, count);
 }
 
+
+void wf(unsigned int fd, char *buf)
+{
+	write(fd, buf, cstr_length(buf));
+}
+
 void wstdf__(const char *buf, const void **args)
 {
+	wff__(STDOUT_FD, buf, args);
+}
+
+
+void wff__(unsigned int fd, const char *buf, const void **args)
+{
 	const char *start = buf;
 	char stoi_buf[32] = "";
 	int i;
 	for (; *buf; ++buf) {
 		if (*buf == '%') {
 			if (buf - start > 0)
-				__wstdn(start, buf - start);
+				write(fd, start, buf - start);
 			
 			++buf;
 
 			switch (*buf) {
 				case '%': __wstdn("%", 1); break;
 				case 's':
-					__wstdn(((const char **)args)[0], cstr_length(((const char**)args)[0]));
+					write(fd, ((const char **)args)[0], cstr_length(((const char**)args)[0]));
 					++args;
 					break;
 				case 'i':
 					for (i = 0; i < 32; ++i)
 						stoi_buf[i] = 0;
 					i64_to_cstr(((u64 *)args)[0], stoi_buf, 32);
-					__wstdn(stoi_buf, cstr_length(stoi_buf));
+					write(fd, stoi_buf, cstr_length(stoi_buf));
 					++args;
 					break;
 				case 'u':
 					for (i = 0; i < 32; ++i)
 						stoi_buf[i] = 0;
 					u64_to_cstr(((u64 *)args)[0], stoi_buf, 32);
-					__wstdn(stoi_buf, cstr_length(stoi_buf));
+					write(fd, stoi_buf, cstr_length(stoi_buf));
 					++args;
 					break;
 				case 'S':
@@ -71,7 +83,7 @@ void wstdf__(const char *buf, const void **args)
 	}
 
 	if (buf - start > 0)
-		__wstdn(start, buf - start);
+		write(fd, start, buf - start);
 }
 
 #ifdef IO_LIB_UNIT_TEST
diff --git a/lib/io/io.h b/lib/io/io.h
index 06cc541..c373cd0 100644
--- a/lib/io/io.h
+++ b/lib/io/io.h
@@ -5,13 +5,20 @@
 
 void wstd(const char *buf);
 void rstd(char *buf, unsigned long count);
+void wf(unsigned int fd, char *buf);
 
 void wstdf__(const char *buf, const void **args);
+void wff__(unsigned int fd, const char *buf, const void **args);
 
 #define wstdf(buf, ...) { \
 	const void *__wstdf__args__[] = { __VA_ARGS__ }; \
 	wstdf__(buf, __wstdf__args__); \
 }
 
+#define wff(fd, buf, ...) { \
+	const void *__wstdf__args__[] = { __VA_ARGS__ }; \
+	wff__(fd, buf, __wstdf__args__); \
+}
+
 
 #endif
diff --git a/lib/io/test b/lib/io/test
new file mode 100755
index 0000000..ce7db41
--- /dev/null
+++ b/lib/io/test