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option.cpp
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option.cpp
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// option.cpp
// includes
#include <cstdlib>
#include <cstring>
#include "option.h"
#include "util.h"
// constants
static const bool UseDebug = false;
// types
struct option_t {
const char * var;
const char * val;
};
// variables
static option_t Option[] = {
{ "OptionFile", NULL, }, // string
// options
{ "EngineName", NULL, }, // string
{ "EngineDir", NULL, }, // string
{ "EngineCommand", NULL, }, // string
{ "Log", NULL, }, // true/false
{ "LogFile", NULL, }, // string
{ "Chess960", NULL, }, // true/false
{ "Resign", NULL, }, // true/false
{ "ResignMoves", NULL, }, // move number
{ "ResignScore", NULL, }, // centipawns
{ "MateScore", NULL, }, // centipawns
{ "Book", NULL, }, // true/false
{ "BookFile", NULL, }, // string
{ "BookRandom", NULL, }, // true/false
{ "BookLearn", NULL, }, // true/false
{ "KibitzMove", NULL, }, // true/false
{ "KibitzPV", NULL, }, // true/false
{ "KibitzCommand", NULL, }, // string
{ "KibitzDelay", NULL, }, // seconds
{ "ShowPonder", NULL, }, // true/false
// work-arounds
{ "UCIVersion", NULL, }, // 1-
{ "CanPonder", NULL, }, // true/false
{ "SyncStop", NULL, }, // true/false
{ "PromoteWorkAround", NULL, }, // true/false
// { "", NULL, },
{ NULL, NULL, },
};
// prototypes
static option_t * option_find (const char var[]);
// functions
// option_init()
void option_init() {
option_set("OptionFile","polyglot.ini");
// options
option_set("EngineName","<empty>");
option_set("EngineDir",".");
option_set("EngineCommand","<empty>");
option_set("Log","false");
option_set("LogFile","polyglot.log");
option_set("Chess960","false");
option_set("Resign","false");
option_set("ResignMoves","3");
option_set("ResignScore","600");
option_set("MateScore","10000");
option_set("Book","false");
option_set("BookFile","book.bin");
option_set("BookRandom","true");
option_set("BookLearn","false");
option_set("KibitzMove","false");
option_set("KibitzPV","false");
option_set("KibitzCommand","tellall");
option_set("KibitzDelay","5");
option_set("ShowPonder","true");
// work-arounds
option_set("UCIVersion","2");
option_set("CanPonder","false");
option_set("SyncStop","false");
option_set("PromoteWorkAround","false");
// option_set("","");
}
// option_set()
bool option_set(const char var[], const char val[]) {
option_t * opt;
ASSERT(var!=NULL);
ASSERT(val!=NULL);
opt = option_find(var);
if (opt == NULL) return false;
my_string_set(&opt->val,val);
if (UseDebug) my_log("POLYGLOT OPTION SET \"%s\" -> \"%s\"\n",opt->var,opt->val);
return true;
}
// option_get()
const char * option_get(const char var[]) {
option_t * opt;
ASSERT(var!=NULL);
opt = option_find(var);
if (opt == NULL) my_fatal("option_get(): unknown option \"%s\"\n",var);
if (UseDebug) my_log("POLYGLOT OPTION GET \"%s\" -> \"%s\"\n",opt->var,opt->val);
return opt->val;
}
// option_get_bool()
bool option_get_bool(const char var[]) {
const char * val;
val = option_get(var);
if (false) {
} else if (val == NULL) {
return false;
}
else if (my_string_case_equal(val,"true") || my_string_case_equal(val,"yes") || my_string_equal(val,"1")) {
return true;
} else if (my_string_case_equal(val,"false") || my_string_case_equal(val,"no") || my_string_equal(val,"0")) {
return false;
}
ASSERT(false);
return false;
}
// option_get_double()
double option_get_double(const char var[]) {
const char * val;
val = option_get(var);
return atof(val);
}
// option_get_int()
int option_get_int(const char var[]) {
const char * val;
val = option_get(var);
return atoi(val);
}
// option_get_string()
const char * option_get_string(const char var[]) {
const char * val;
val = option_get(var);
return val;
}
// option_find()
static option_t * option_find(const char var[]) {
option_t * opt;
ASSERT(var!=NULL);
for (opt = &Option[0]; opt->var != NULL; opt++) {
if (my_string_case_equal(opt->var,var)) return opt;
}
return NULL;
}
// end of option.cpp