cleanup of config.c: move more code to other modules like unit.c and faction.c

src/give.c

@@ -209,6 +209,17 @@ struct order *ord)
     return 0;
 }
 
+static bool unit_has_cursed_item(const unit * u)
+{
+    item *itm = u->items;
+    while (itm) {
+        if (fval(itm->type, ITF_CURSED) && itm->number > 0)
+            return true;
+        itm = itm->next;
+    }
+    return false;
+}
+
 static bool can_give_men(const unit *u, order *ord, message **msg) {
     if (u_race(u) == get_race(RC_SNOTLING)) {
         /* snotlings may not be given to the peasants. */

src/kernel/config.c

@@ -165,22 +165,6 @@ helpmode helpmodes[] = {
     { NULL, 0 }
 };
 
-/** Returns the English name of the race, which is what the database uses.
- */
-const char *dbrace(const struct race *rc)
-{
-    static char zText[32]; // FIXME: static return value
-    char *zPtr = zText;
-
-    /* the english names are all in ASCII, so we don't need to worry about UTF8 */
-    strlcpy(zText, (const char *)LOC(get_locale("en"), rc_name_s(rc, NAME_SINGULAR)), sizeof(zText));
-    while (*zPtr) {
-        *zPtr = (char)(toupper(*zPtr));
-        ++zPtr;
-    }
-    return zText;
-}
-
 const char *parameters[MAXPARAMS] = {
     "LOCALE",
     "ALLES",
@@ -267,37 +251,6 @@ const char *options[MAXOPTIONS] = {
 
 FILE *debug;
 
-/* ----------------------------------------------------------------------- */
-
-int distribute(int old, int new_value, int n)
-{
-    int i;
-    int t;
-    assert(new_value <= old);
-
-    if (old == 0)
-        return 0;
-
-    t = (n / old) * new_value;
-    for (i = (n % old); i; i--)
-        if (rng_int() % old < new_value)
-            t++;
-
-    return t;
-}
-
-bool unit_has_cursed_item(const unit * u)
-{
-    item *itm = u->items;
-    while (itm) {
-        if (fval(itm->type, ITF_CURSED) && itm->number > 0)
-            return true;
-        itm = itm->next;
-    }
-    return false;
-}
-
-
 void
 parse(keyword_t kword, int(*dofun) (unit *, struct order *), bool thisorder)
 {
@@ -403,11 +356,6 @@ param_t getparam(const struct locale * lang)
     return s ? findparam(s, lang) : NOPARAM;
 }
 
-faction *getfaction(void)
-{
-    return findfaction(getid());
-}
-
 unit *getnewunit(const region * r, const faction * f)
 {
     int n;
@@ -450,8 +398,6 @@ building *largestbuilding(const region * r, cmp_building_cb cmp_gt,
 
 /* -- Erschaffung neuer Einheiten ------------------------------ */
 
-extern faction *dfindhash(int i);
-
 static const char *forbidden[] = { "t", "te", "tem", "temp", NULL };
 // PEASANT: "b", "ba", "bau", "baue", "p", "pe", "pea", "peas"
 
@@ -756,14 +702,6 @@ void kernel_done(void)
     free_attribs();
 }
 
-void setstatus(struct unit *u, int status)
-{
-    assert(status >= ST_AGGRO && status <= ST_FLEE);
-    if (u->status != status) {
-        u->status = (status_t)status;
-    }
-}
-
 #ifndef HAVE_STRDUP
 char *_strdup(const char *s)
 {
@@ -771,24 +709,6 @@ char *_strdup(const char *s)
 }
 #endif
 
-int besieged(const unit * u)
-{
-    /* belagert kann man in schiffen und burgen werden */
-    return (u && !keyword_disabled(K_BESIEGE)
-        && u->building && u->building->besieged
-        && u->building->besieged >= u->building->size * SIEGEFACTOR);
-}
-
-bool has_horses(const struct unit * u)
-{
-    item *itm = u->items;
-    for (; itm; itm = itm->next) {
-        if (itm->type->flags & ITF_ANIMAL)
-            return true;
-    }
-    return false;
-}
-
 /* Lohn bei den einzelnen Burgstufen für Normale Typen, Orks, Bauern,
  * Modifikation für Städter. */
 
@@ -1026,19 +946,6 @@ int wage(const region * r, const faction * f, const race * rc, int in_turn)
     return default_wage(r, f, rc, in_turn);
 }
 
-#define MAINTENANCE 10
-int maintenance_cost(const struct unit *u)
-{
-    if (u == NULL)
-        return MAINTENANCE;
-    if (global.functions.maintenance) {
-        int retval = global.functions.maintenance(u);
-        if (retval >= 0)
-            return retval;
-    }
-    return u_race(u)->maintenance * u->number;
-}
-
 int lovar(double xpct_x2)
 {
     int n = (int)(xpct_x2 * 500) + 1;
@@ -1047,18 +954,6 @@ int lovar(double xpct_x2)
     return (rng_int() % n + rng_int() % n) / 1000;
 }
 
-bool has_limited_skills(const struct unit * u)
-{
-    if (has_skill(u, SK_MAGIC) || has_skill(u, SK_ALCHEMY) ||
-        has_skill(u, SK_TACTICS) || has_skill(u, SK_HERBALISM) ||
-        has_skill(u, SK_SPY)) {
-        return true;
-    }
-    else {
-        return false;
-    }
-}
-
 void kernel_init(void)
 {
     register_reports();

src/kernel/config.h

@@ -70,8 +70,6 @@ struct param;
     int forbiddenid(int id);
     int newcontainerid(void);
 
-    struct faction *getfaction(void);
-
     char *untilde(char *s);
 
     typedef int(*cmp_building_cb) (const struct building * b,
@@ -101,11 +99,8 @@ struct param;
 #define GIVE_DEFAULT (GIVE_SELF|GIVE_PEASANTS|GIVE_LUXURIES|GIVE_HERBS|GIVE_GOODS)
     int rule_give(void);
 
-    bool has_limited_skills(const struct unit *u);
     const struct race *findrace(const char *, const struct locale *);
 
-    bool unit_has_cursed_item(const struct unit *u);
-
     /* grammatik-flags: */
 #define GF_NONE 0
     /* singular, ohne was dran */
@@ -139,15 +134,10 @@ struct param;
     /* Verhindert Abbau von Resourcen mit RTF_LIMITED */
 #define GUARD_ALL 0xFFFF
 
-    void setstatus(struct unit *u, int status);
-    /* !< sets combatstatus of a unit */
-    int besieged(const struct unit *u);
     int maxworkingpeasants(const struct region *r);
-    bool has_horses(const struct unit *u);
     bool markets_module(void);
     int wage(const struct region *r, const struct faction *f,
         const struct race *rc, int in_turn);
-    int maintenance_cost(const struct unit *u);
 
     const char *datapath(void);
     void set_datapath(const char *path);
@@ -182,8 +172,6 @@ struct param;
         int status;
     } helpmode;
 
-    const char *dbrace(const struct race *rc);
-
     void set_param(struct param **p, const char *key, const char *value);
     const char *get_param(const struct param *p, const char *key);
     int get_param_int(const struct param *p, const char *key, int def);

src/kernel/faction.c

@@ -45,13 +45,15 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #include <util/lists.h>
 #include <util/language.h>
 #include <util/log.h>
-#include <quicklist.h>
+#include <util/parser.h>
 #include <util/resolve.h>
 #include <util/rng.h>
 #include <util/variant.h>
 #include <util/unicode.h>
+
 #include <attributes/otherfaction.h>
 
+#include <quicklist.h>
 #include <storage.h>
 
 /* libc includes */
@@ -152,6 +154,11 @@ faction *findfaction(int n)
     return f;
 }
 
+faction *getfaction(void)
+{
+    return findfaction(getid());
+}
+
 void set_show_item(faction * f, const struct item_type *itype)
 {
     attrib *a = a_add(&f->attribs, a_new(&at_showitem));
@@ -803,3 +810,36 @@ int max_magicians(const faction * f)
     return m;
 }
 
+#define DMAXHASH 7919
+typedef struct dead {
+    struct dead *nexthash;
+    faction *f;
+    int no;
+} dead;
+
+static dead *deadhash[DMAXHASH];
+
+void dhash(int no, faction * f)
+{
+    dead *hash = (dead *)calloc(1, sizeof(dead));
+    dead *old = deadhash[no % DMAXHASH];
+    hash->no = no;
+    hash->f = f;
+    deadhash[no % DMAXHASH] = hash;
+    hash->nexthash = old;
+}
+
+faction *dfindhash(int no)
+{
+    dead *old;
+
+    if (no < 0)
+        return 0;
+
+    for (old = deadhash[no % DMAXHASH]; old; old = old->nexthash) {
+        if (old->no == no) {
+            return old->f;
+        }
+    }
+    return 0;
+}

src/kernel/faction.h

@@ -177,6 +177,12 @@ extern "C" {
     int count_units(const struct faction * f);
     int max_magicians(const struct faction * f);
 
+    struct faction *getfaction(void);
+
+    /* looking up dead factions: */
+    void dhash(int no, struct faction * f);
+    struct faction *dfindhash(int no);
+
 #ifdef __cplusplus
 }
 #endif

src/kernel/race.c

@@ -301,3 +301,20 @@ variant read_race_reference(struct storage *store)
     assert(result.v != NULL);
     return result;
 }
+
+/** Returns the English name of the race, which is what the database uses.
+*/
+const char *dbrace(const struct race *rc)
+{
+    static char zText[32]; // FIXME: static return value
+    char *zPtr = zText;
+
+    /* the english names are all in ASCII, so we don't need to worry about UTF8 */
+    strlcpy(zText, (const char *)LOC(get_locale("en"), rc_name_s(rc, NAME_SINGULAR)), sizeof(zText));
+    while (*zPtr) {
+        *zPtr = (char)(toupper(*zPtr));
+        ++zPtr;
+    }
+    return zText;
+}
+

src/kernel/race.h

@@ -233,8 +233,8 @@ extern "C" {
 #define BF_INV_NONMAGIC (1<<5)  /* Immun gegen nichtmagischen Schaden */
 #define BF_CANATTACK    (1<<6)  /* Kann keine ATTACKIERE Befehle ausfuehren */
 
-    extern int unit_old_max_hp(struct unit *u);
-    extern const char *racename(const struct locale *lang, const struct unit *u,
+    int unit_old_max_hp(struct unit *u);
+    const char *racename(const struct locale *lang, const struct unit *u,
         const race * rc);
 
 #define omniscient(f) ((f)->race==get_race(RC_ILLUSION) || (f)->race==get_race(RC_TEMPLATE))
@@ -244,19 +244,20 @@ extern "C" {
 #define humanoidrace(rc) (fval((rc), RCF_UNDEAD) || (rc)==get_race(RC_DRACOID) || playerrace(rc))
 #define illusionaryrace(rc) (fval(rc, RCF_ILLUSIONARY))
 
-    extern bool allowed_dragon(const struct region *src,
+    bool allowed_dragon(const struct region *src,
         const struct region *target);
 
-    extern bool r_insectstalled(const struct region *r);
+    bool r_insectstalled(const struct region *r);
 
-    extern void write_race_reference(const struct race *rc,
+    void write_race_reference(const struct race *rc,
         struct storage *store);
-    extern variant read_race_reference(struct storage *store);
+    variant read_race_reference(struct storage *store);
 
-    extern const char *raceprefix(const struct unit *u);
+    const char *raceprefix(const struct unit *u);
 
-    extern void give_starting_equipment(const struct equipment *eq,
+    void give_starting_equipment(const struct equipment *eq,
         struct unit *u);
+    const char *dbrace(const struct race *rc);
 
 #ifdef __cplusplus
 }

src/kernel/unit.c

@@ -183,40 +183,6 @@ unit *ufindhash(int uid)
     return NULL;
 }
 
-#define DMAXHASH 7919
-typedef struct dead {
-    struct dead *nexthash;
-    faction *f;
-    int no;
-} dead;
-
-static dead *deadhash[DMAXHASH];
-
-static void dhash(int no, faction * f)
-{
-    dead *hash = (dead *)calloc(1, sizeof(dead));
-    dead *old = deadhash[no % DMAXHASH];
-    hash->no = no;
-    hash->f = f;
-    deadhash[no % DMAXHASH] = hash;
-    hash->nexthash = old;
-}
-
-faction *dfindhash(int no)
-{
-    dead *old;
-
-    if (no < 0)
-        return 0;
-
-    for (old = deadhash[no % DMAXHASH]; old; old = old->nexthash) {
-        if (old->no == no) {
-            return old->f;
-        }
-    }
-    return 0;
-}
-
 typedef struct buddy {
     struct buddy *next;
     int number;
@@ -2020,3 +1986,59 @@ int getunit(const region * r, const faction * f, unit **uresult)
     }
     return result;
 }
+
+int besieged(const unit * u)
+{
+    /* belagert kann man in schiffen und burgen werden */
+    return (u && !keyword_disabled(K_BESIEGE)
+        && u->building && u->building->besieged
+        && u->building->besieged >= u->building->size * SIEGEFACTOR);
+}
+
+bool has_horses(const unit * u)
+{
+    item *itm = u->items;
+    for (; itm; itm = itm->next) {
+        if (itm->type->flags & ITF_ANIMAL)
+            return true;
+    }
+    return false;
+}
+
+void setstatus(unit *u, int status)
+{
+    assert(status >= ST_AGGRO && status <= ST_FLEE);
+    if (u->status != status) {
+        u->status = (status_t)status;
+    }
+}
+
+#define MAINTENANCE 10
+int maintenance_cost(const struct unit *u)
+{
+    if (u == NULL)
+        return MAINTENANCE;
+    if (global.functions.maintenance) {
+        int retval = global.functions.maintenance(u);
+        if (retval >= 0)
+            return retval;
+    }
+    return u_race(u)->maintenance * u->number;
+}
+
+static skill_t limited_skills[] = { SK_MAGIC, SK_ALCHEMY, SK_TACTICS, SK_SPY, SK_HERBALISM, NOSKILL };
+bool has_limited_skills(const struct unit * u)
+{
+    int i, j;
+
+    for (i = 0; i != u->skill_size; ++i) {
+        skill *sv = u->skills + i;
+        for (j = 0; limited_skills[j] != NOSKILL; ++j) {
+            if (sv->id == limited_skills[j]) {
+                return true;
+            }
+        }
+    }
+    return false;
+}
+

src/kernel/unit.h

@@ -206,7 +206,6 @@ extern "C" {
 
     /* cleanup code for this module */
     void free_units(void);
-    struct faction *dfindhash(int no);
     void u_setfaction(struct unit *u, struct faction *f);
     void set_number(struct unit *u, int count);
 
@@ -265,6 +264,13 @@ extern "C" {
     int newunitid(void);
     int read_unitid(const struct faction *f, const struct region *r);
 
+    void setstatus(struct unit *u, int status);
+    /* !< sets combatstatus of a unit */
+    int besieged(const struct unit *u);
+    bool has_horses(const struct unit *u);
+    int maintenance_cost(const struct unit *u);
+    bool has_limited_skills(const struct unit *u);
+
 #ifdef __cplusplus
 }
 #endif

src/kernel/unit.test.c

@@ -392,6 +392,28 @@ static void test_inside_building(CuTest *tc) {
     test_cleanup();
 }
 
+static void test_limited_skills(CuTest *tc) {
+    unit *u;
+    test_cleanup();
+    u = test_create_unit(test_create_faction(0), test_create_region(0, 0, 0));
+    CuAssertIntEquals(tc, false, has_limited_skills(u));
+    set_level(u, SK_ENTERTAINMENT, 1);
+    CuAssertIntEquals(tc, false, has_limited_skills(u));
+    u->skills->id = SK_ALCHEMY;
+    CuAssertIntEquals(tc, true, has_limited_skills(u));
+    u->skills->id = SK_MAGIC;
+    CuAssertIntEquals(tc, true, has_limited_skills(u));
+    u->skills->id = SK_TACTICS;
+    CuAssertIntEquals(tc, true, has_limited_skills(u));
+    u->skills->id = SK_HERBALISM;
+    CuAssertIntEquals(tc, true, has_limited_skills(u));
+    u->skills->id = SK_SPY;
+    CuAssertIntEquals(tc, true, has_limited_skills(u));
+    u->skills->id = SK_TAXING;
+    CuAssertIntEquals(tc, false, has_limited_skills(u));
+    test_cleanup();
+}
+
 CuSuite *get_unit_suite(void)
 {
     CuSuite *suite = CuSuiteNew();
@@ -412,5 +434,6 @@ CuSuite *get_unit_suite(void)
     SUITE_ADD_TEST(suite, test_age_familiar);
     SUITE_ADD_TEST(suite, test_inside_building);
     SUITE_ADD_TEST(suite, test_produceexp);
+    SUITE_ADD_TEST(suite, test_limited_skills);
     return suite;
 }