Update copyright notice

[empserver] / src / lib / subs / control.c

diff --git a/src/lib/subs/control.c b/src/lib/subs/control.c
index d0ad3022f40496a1f1a3b4aca9813e67e5466479..cda971620846129aacf203a26b5845cea3b6b1b9 100644 (file)
--- a/src/lib/subs/control.c
+++ b/src/lib/subs/control.c
@@ -1,6 +1,6 @@
 /*
  *  Empire - A multi-player, client/server Internet based war game.
- *  Copyright (C) 1986-2016, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *  Copyright (C) 1986-2020, Dave Pare, Jeff Bailey, Thomas Ruschak,
  *                Ken Stevens, Steve McClure, Markus Armbruster
  *
  *  Empire is free software: you can redistribute it and/or modify
@@ -33,7 +33,6 @@
 
 #include <config.h>
 
-#include "file.h"
 #include "land.h"
 #include "nsc.h"
 #include "player.h"
@@ -41,23 +40,50 @@
 #include "sect.h"
 #include "unit.h"
 
+/*
+ * Return strength of security detail in @sp.
+ * Store sum of efficiency of land units with security capability in
+ * @seceffp unless it is null.
+ */
+double
+security_strength(struct sctstr *sp, int *seceffp)
+{
+    double strength;
+    int seceff;
+    struct nstr_item ni;
+    struct lndstr land;
+
+    strength = sp->sct_item[I_MILIT];
+    seceff = 0;
+    snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
+    while (nxtitem(&ni, &land)) {
+       if (land.lnd_own != sp->sct_own)
+           continue;
+       if (land.lnd_ship >= 0 || land.lnd_land >= 0)
+           continue;
+       strength += land.lnd_item[I_MILIT];
+       if (lchr[land.lnd_type].l_flags & L_SECURITY) {
+           strength += land.lnd_item[I_MILIT] * land.lnd_effic / 100.0;
+           seceff += land.lnd_effic;
+       }
+    }
+
+    if (seceffp)
+       *seceffp = seceff;
+    return strength;
+}
+
 /*
  * Does the player->owner have military control of this sector?
  */
 int
 military_control(struct sctstr *sp)
 {
-    int tot_mil = 0;
-    struct nstr_item ni;
-    struct lndstr land;
+    int tot_mil;
 
     if (sp->sct_oldown != sp->sct_own) {
-       snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
-       while (nxtitem(&ni, &land)) {
-           if (land.lnd_own == sp->sct_own)
-               tot_mil += land.lnd_item[I_MILIT];
-       }
-       if ((sp->sct_item[I_MILIT] + tot_mil) * 10 < sp->sct_item[I_CIVIL])
+       tot_mil = sp->sct_item[I_MILIT] + security_strength(sp, NULL);
+       if (tot_mil * 10 < sp->sct_item[I_CIVIL])
            return 0;
     }
 
@@ -80,7 +106,7 @@ abandon_askyn(struct sctstr *sp, i_type vtype, int amnt,
 
     /*
      * First, would we be abandoning it?  If not, just return that
-     * it's ok to move out.
+     * it's OK to move out.
      */
     if (!would_abandon(sp, vtype, amnt, land_list))
        return 1;