Replaced dummy function by just passing NULL and checking for it.

[plomrogue] / src / misc.c

diff --git a/src/misc.c b/src/misc.c
index 683346f84efd974538a501f904b18f1d909e5ae7..cff42644ca1abe26ff8f9d4997a03d542aa46168 100644 (file)
--- a/src/misc.c
+++ b/src/misc.c
@@ -10,6 +10,26 @@
 #include "main.h"
 #include "yx_uint16.h"
 
+extern void textfile_sizes (FILE * file, uint16_t * linemax_p, uint16_t * n_lines_p) {
+// Learn largest line length (linemax_p) and (n_lines_p if not set to NULL) number of lines.
+  uint16_t n_lines = 0;
+  int c = 0;
+  uint16_t linemax = 0;
+  uint16_t c_count = 0;
+  while (EOF != c) {
+    c_count++;
+    c = getc(file);
+    if ('\n' == c) {
+      if (c_count > linemax)
+        linemax = c_count + 1;
+      c_count = 0;
+      if (n_lines_p)
+        n_lines++; } }
+  fseek(file, 0, SEEK_SET);
+  * linemax_p = linemax;
+  if (n_lines_p)
+    * n_lines_p = n_lines; }
+
 extern uint16_t rrand(char use_seed, uint32_t new_seed) {
 // Pseudo-random number generator (LGC algorithm). Use instead of rand() to ensure portable predictability.
   static uint32_t seed;
@@ -73,7 +93,7 @@ extern void save_game(struct World * world) {
   write_uint16_bigendian(world->player->pos.x + 1, file);
   fputc(world->player->hitpoints, file);
   write_map_objects (world->monster, file, write_map_objects_monsterdata);
-  write_map_objects (world->item, file, readwrite_map_objects_dummy);
+  write_map_objects (world->item, file, NULL);
   fclose(file); }
 
 extern void toggle_window (struct WinMeta * win_meta, struct Win * win) {