1 files changed, 8 insertions, 9 deletions

diff --git a/buff.c b/buff.c
index 93c779b..89ca82f 100644
--- a/buff.c
+++ b/buff.c
@@ -21,13 +21,13 @@ int __get_lines(FILE *fin, line_t **first, line_t **last, int *tot){
   *first = *last = NULL;
   while(feof(fin) == 0){
     if (!fgets(buff, 4095, fin)) break;
-    if (buff[0] == '.')
+    if (*buff == '.')
       break;
     s = strlen(buff) + 1;
     *tot += s -1;
     l = malloc(sizeof(line_t));
     l->c = malloc(s * sizeof(char));
-    num_alloc +=1;
+    num_alloc++;
     memcpy(l->c, buff, s);
     l->s = s;
     if (*first == NULL){
@@ -42,7 +42,7 @@ int __get_lines(FILE *fin, line_t **first, line_t **last, int *tot){
       l->next = NULL;
       *last = l;
     }
-    n += 1;
+    n++;
   }
   fprintf(stderr, "    >>>> get_lines: num_alloc: %d\n", num_alloc);
   return n;
@@ -95,12 +95,11 @@ void print_lines(char lineno){
   for (i=1; i<addr2; i++) p = p->next;
   pos = i;
   cur = p;
-  while(pos < addr1){
+  while(pos++ < addr1){
     if (lineno)
       printf("%d\t", pos);
     printf("%s", cur->c);
     cur = cur->next;
-    pos += 1;
   }
   if (lineno)
     printf("%d\t", pos);
@@ -205,7 +204,7 @@ void insert_lines(){
     first -> prev = cur -> prev;
     last -> next = cur;
     num += n;
-    pos -=1 ;
+    pos-- ;
     cur = last;
   }
 }
@@ -226,14 +225,16 @@ void delete_lines(){
   if (addr1 < addr2){
     return;
   }
+
   
   move_to_line(addr2,0);
   fprintf(stderr, "    >>> delete: addr1: %d addr2: %d pos: %d\n", addr1, addr2, pos);
 
   if (addr2 <= 1){ /* we are deleting the first line */
     while(pos <= addr1){
+      pos ++;
       free(cur->c);
-      num_free += 1;
+      num_free++;
       if (cur -> next){
         cur = cur -> next;
         free(cur -> prev);
@@ -241,10 +242,8 @@ void delete_lines(){
       else {
         free(cur);
         cur = NULL;
-        pos ++;
         break;
       }
-      pos ++;
     }
 
     fprintf(stderr, "    >>>> delete_lines: num_free: %d\n", num_free);