1 files changed, 11 insertions, 9 deletions
diff --git a/userspace/grep.c b/userspace/grep.c
index c37392f..68d5b7a 100644
--- a/userspace/grep.c
+++ b/userspace/grep.c
@@ -3,15 +3,17 @@
 
 int main(int argc, char **argv)
 {
-    while(1)
-    {
-	char buf[256];
-	int l=fread(buf,1,255,stdin);
-	if(l==0)break;
-	buf[l]=0;
-	printf("grep: %s",buf);
+	FILE *in=stdin;
+	FILE *out=stdout;
 
-    }
+	while(1)
+	{
+	    char buf[2];
+	    int l=fread(buf,1,1,in);
+	    if(l==0)break;
+	    buf[l]=0;
+	    fwrite(buf,1,l,out);
+	}
 
-    return EXIT_SUCCESS;
+	return EXIT_SUCCESS;
 }