From b694219148361e33877bf90a98324bef73aa300d Mon Sep 17 00:00:00 2001
From: sshaik <sshaik>
Date: Thu, 26 May 2005 11:17:42 +0000
Subject: Added readline function by bhargavi

---
 utils.c | 31 +++++++++++++++++++++++++++++++
 utils.h |  1 +
 2 files changed, 32 insertions(+)

diff --git a/utils.c b/utils.c
index 0437deb..b304600 100644
--- a/utils.c
+++ b/utils.c
@@ -63,3 +63,34 @@ char *strip_delim (char *data, char delim)
   stripped_data[j] = '\0';
   return stripped_data;
 }
+
+char *read_line (int fd )
+{
+  int len = 128;
+  int size = 0;
+  char ch;
+  char *data = NULL;
+
+  while (read (fd, &ch, 1) > 0)
+    {
+      if (!data)
+	{
+	  data = (char *) malloc (sizeof (char)*len);
+	}
+      if (size%len == 0)
+	{
+	  data = (char *) realloc (data, sizeof (char)*len+size+1);
+	}
+      data[size++] = ch;
+      if (ch == '\n')
+	{
+	  if (size%len == 0)
+	    {
+	      data = (char *) realloc (data, sizeof (char)+size+1);
+	    }
+	  data[size] = '\0';
+	  return data;
+	}
+    }
+  return NULL;
+}
diff --git a/utils.h b/utils.h
index 41c7e1b..5345556 100644
--- a/utils.h
+++ b/utils.h
@@ -7,5 +7,6 @@
 
 char *strip_white_space (char *data);
 char *strip_delim (char *data, char delim);
+char *read_line (int fd);
 
 #endif
-- 
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