From: Christian Heller <c.heller@plomlompom.de>
Date: Tue, 27 Jan 2015 03:58:04 +0000 (+0100)
Subject: Server: Refactoring of initialization of empty maps.
X-Git-Tag: tce~553
X-Git-Url: https://plomlompom.com/repos/%7B%7Bprefix%7D%7D/static/%7B%7B%20web_path%20%7D%7D/decks?a=commitdiff_plain;h=6a9f579e2c47c5d60b37d343465e08faf26a9255;p=plomrogue

Server: Refactoring of initialization of empty maps.
---

diff --git a/src/server/field_of_view.c b/src/server/field_of_view.c
index 7ab5678..d6b3a8d 100644
--- a/src/server/field_of_view.c
+++ b/src/server/field_of_view.c
@@ -13,7 +13,7 @@
 #include "../common/rexit.h" /* exit_trouble() */
 #include "../common/try_malloc.h" /* try_malloc() */
 #include "../common/yx_uint8.h" /* yx_uint8 */
-#include "map.h" /* mv_yx_in_dir_legal() */
+#include "map.h" /* mv_yx_in_dir_legal(), init_empty_map() */
 #include "things.h" /* Thing, ThingInMemory, add_thing_to_memory_map() */
 #include "world.h" /* world  */
 
@@ -266,8 +266,7 @@ extern void update_map_memory(struct Thing * t_eye)
 {
     if (!t_eye->mem_map)
     {
-        t_eye->mem_map = try_malloc(world.map.length*world.map.length,__func__);
-        memset(t_eye->mem_map, ' ', world.map.length * world.map.length);
+        init_empty_map(&(t_eye->mem_map));
     }
     uint32_t i;
     for (i = 0; i < (uint32_t) (world.map.length * world.map.length); i++)
diff --git a/src/server/field_of_view.h b/src/server/field_of_view.h
index 5cc9edb..41fde34 100644
--- a/src/server/field_of_view.h
+++ b/src/server/field_of_view.h
@@ -16,7 +16,7 @@ struct Thing;
 
 
 /* Update "t"'s .mem_map memory with what's in its current FOV, remove from its
- * .t_mem all memorized things in FOV and add inanimiate things in FOV to it.
+ * .t_mem all memorized things in FOV and add inanimate things in FOV to it.
  */
 extern void update_map_memory(struct Thing * t_eye);
 
diff --git a/src/server/god_commands.c b/src/server/god_commands.c
index a190682..8756404 100644
--- a/src/server/god_commands.c
+++ b/src/server/god_commands.c
@@ -18,7 +18,7 @@
 #include "field_of_view.h" /* build_fov_map(), update_map_memory() */
 #include "hardcoded_strings.h" /* s */
 #include "init.h" /* remake_world() */
-#include "map.h" /* remake_map() */
+#include "map.h" /* init_empty_map(), remake_map() */
 #include "thing_actions.h" /* ThingAction, actor_wait(), actor_move(),
                             * actor_use(), actor_pickup(), actor_drop()
                             */
@@ -466,9 +466,7 @@ extern uint8_t parse_god_command_2arg(char * tok0, char * tok1, char * tok2)
         }
         if (!t->mem_map)
         {
-            uint32_t map_size = world.map.length * world.map.length;
-            t->mem_map = try_malloc(map_size, __func__);
-            memset(t->mem_map, ' ', map_size);
+            init_empty_map(&(t->mem_map));
         }
         memcpy(t->mem_map + y * world.map.length, tok2, world.map.length);
     }
diff --git a/src/server/io.c b/src/server/io.c
index 227be3f..d28eeb6 100644
--- a/src/server/io.c
+++ b/src/server/io.c
@@ -13,7 +13,7 @@
 #include <stdint.h> /* uint8_t, uint16_t, uint32_t, UINT8_MAX */
 #include <stdio.h> /* defines FILE, sprintf(), fprintf() */
 #include <stdlib.h> /* free() */
-#include <string.h> /* strlen(), snprintf(), memcpy(), memset(), strchr() */
+#include <string.h> /* strlen(), snprintf(), memcpy(), strchr() */
 #include <sys/types.h> /* time_t */
 #include <time.h> /* time(), nanosleep() */
 #include "../common/readwrite.h" /* atomic_write_start(), atomic_write_finish(),
@@ -24,6 +24,7 @@
 #include "../common/try_malloc.h" /* try_malloc() */
 #include "cleanup.h" /* set_cleanup_flag() */
 #include "hardcoded_strings.h" /* s */
+#include "map.h" /* init_empty_map() */
 #include "run.h" /* send_to_outfile() */
 #include "things.h" /* Thing, ThingType, ThingInMemory, ThingAction,
                      * get_thing_type(), get_player()
@@ -262,13 +263,12 @@ static void write_inventory(struct Thing * player, FILE * file)
 
 static char * build_visible_map(struct Thing * player)
 {
-    uint32_t map_size = world.map.length * world.map.length;
-    char * visible_map = try_malloc(map_size, __func__);
-    memset(visible_map, ' ', map_size);
+    char * visible_map;
+    init_empty_map(&visible_map);
     if (player->fov_map) /* May fail if player thing was created / positioned */
     {                    /* by god command after turning off FOV building.    */
-        uint32_t pos_i;
-        for (pos_i = 0; pos_i < map_size; pos_i++)
+        uint32_t pos_i = 0;
+        for (; pos_i < (uint32_t) world.map.length * world.map.length; pos_i++)
         {
             if (player->fov_map[pos_i] == 'v')
             {
diff --git a/src/server/map.c b/src/server/map.c
index 4cce02a..3a5a0a2 100644
--- a/src/server/map.c
+++ b/src/server/map.c
@@ -8,6 +8,7 @@
 #include "map.h"
 #include <stdint.h> /* uint8_t, int8_t, uint16_t, uint32_t, (U)INT*_(MIN|MAX) */
 #include <stdlib.h> /* free() */
+#include <string.h> /* memset() */
 #include "../common/rexit.h" /* exit_err() */
 #include "../common/try_malloc.h" /* try_malloc() */
 #include "../common/yx_uint8.h" /* yx_uint8 */
@@ -230,3 +231,11 @@ extern uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx)
     }
     return 0;
 }
+
+
+
+extern void init_empty_map(char ** map)
+{
+    *map = try_malloc(world.map.length * world.map.length, __func__);
+    memset(*map, ' ', world.map.length * world.map.length);
+}
diff --git a/src/server/map.h b/src/server/map.h
index 9f09c02..d9ebf74 100644
--- a/src/server/map.h
+++ b/src/server/map.h
@@ -40,6 +40,8 @@ extern void remake_map();
  */
 extern uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx);
 
+/* Initialize (empty) map array at "map". */
+extern void init_empty_map(char ** map);
 
 
 #endif