1 files changed, 9 insertions, 10 deletions

diff --git a/7ed.c b/7ed.c
index a2dd4e1..25f254f 100644
--- a/7ed.c
+++ b/7ed.c
@@ -10,30 +10,29 @@
 
 int main (int argc, char *argv[]) {
 
-int opt;
-int returnval;
-while ((opt = getopt(argc, argv, "i:")) != -1) {
+    int opt;
+    int returnval;
+    while ((opt = getopt(argc, argv, "i:")) != -1) {
         switch (opt) {
-        
-	    case 'i':
+        case 'i':
 
             returnval = startmode(optarg);
             if (returnval == 1) {
                 return EXIT_FAILURE;
             }
-	    break;
+            break;
 
         default: 
             fprintf(stderr, "%s", USAGE);
             return EXIT_FAILURE;
         }
-}
-    
+    }
+        
     if (argc == 1) {
         fprintf(stderr, "%s: Please provide a file.\n%s", argv[0], USAGE);
-	    return EXIT_FAILURE;
+        return EXIT_FAILURE;
     }
 
-return EXIT_SUCCESS;
+    return EXIT_SUCCESS;
 
 }
\ No newline at end of file