From 573db59c564e28da0f21c4e9f43b5aaa86fb337e Mon Sep 17 00:00:00 2001
From: Franklin Wei <frankhwei536@gmail.com>
Date: Mon, 14 Jul 2014 16:37:17 -0400
Subject: Working code ;D

---
 util.c | 24 +++++++++++-------------
 1 file changed, 11 insertions(+), 13 deletions(-)

(limited to 'util.c')

diff --git a/util.c b/util.c
index ea3ab01..b44d0f2 100644
--- a/util.c
+++ b/util.c
@@ -66,18 +66,16 @@ void refresh(void)
 int getnstr(char* buf, int max)
 {
   printf("reading...\n");
-  memset(buf, 0, sizeof(buf));
-  int back=0;
-  char c=0;
-  do {
-    read(pipes[out_fd][0], &c, 1);
-    if(c!='\n')
-      {
-
-        buf[back]=c;
-        ++back;
-      }
-  }
-  while(back<max && c!='\n');
+  memset(buf, 0, max);
+  int ret=read(pipes[out_fd][0], buf, max);
+  if(ret!=0)
+    {
+      printf("last char is 0x%02x\n", buf[strlen(buf)-1]);
+      /* remove the newline */
+      buf[strlen(buf)-2]='\0';
+    }
+  printf("got string \"%s\"\n", buf);
+  if(ret<0)
+    return ERR;
   return OK;
 }
-- 
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