From 340b1f207d9d20602e2f59dad70db90ebad8bdf7 Mon Sep 17 00:00:00 2001
From: Dan Buch <daniel.buch@gmail.com>
Date: Sun, 6 Nov 2011 17:04:46 -0500
Subject: [PATCH] Using atoi and strtod instead of fscanf

---
 ex24.c | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/ex24.c b/ex24.c
index 5f4033d..67b4dd6 100644
--- a/ex24.c
+++ b/ex24.c
@@ -1,3 +1,4 @@
+#include <stdlib.h>
 #include <stdio.h>
 #include "dbg.h"
 
@@ -26,6 +27,7 @@ int main(int argc, char *argv[])
     Person you = {.age = 0};
     int i = 0;
     char *in = NULL;
+    char tmp[MAX_DATA];
 
     printf("What's your First Name? ");
     in = fgets(you.first_name, MAX_DATA-1, stdin);
@@ -36,7 +38,10 @@ int main(int argc, char *argv[])
     check(in != NULL, "Failed to read last name.");
 
     printf("How old are you? ");
-    fscanf(stdin, "%d", &you.age);
+    in = fgets(tmp, MAX_DATA-1, stdin);
+    check(in != NULL, "Failed to read age.");
+    you.age = atoi(tmp);
+    check(you.age != -1, "Failed to convert age to int.");
 
     printf("What color are your eyes:\n");
     for(i = 0; i <= OTHER_EYES; i++) {
@@ -45,12 +50,17 @@ int main(int argc, char *argv[])
     printf("> ");
 
     int eyes = -1;
-    fscanf(stdin, "%d", &eyes);
+    in = fgets(tmp, MAX_DATA-1, stdin);
+    check(in != NULL, "Failed to read eye color selection.");
+    eyes = atoi(tmp);
     check(eyes <= OTHER_EYES && eyes > 0, "Do it right, that's not an option.");
     you.eyes = eyes - 1;
 
     printf("How much do you make an hour? ");
-    fscanf(stdin, "%f", &you.income);
+    in = fgets(tmp, MAX_DATA-1, stdin);
+    check(in != NULL, "Failed to read income.");
+    you.income = strtod(tmp, NULL);
+    check(you.income != -1, "Failed to convert income.");
 
     printf("----- RESULTS -----\n");
     printf("First Name: %s", you.first_name);