X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=mainloop.c;fp=mainloop.c;h=d41e713a386e231ae13e79becc7fd922e06f1c4f;hb=e15efca6667b2673b4c1a5879a6917eab6800e58;hp=0000000000000000000000000000000000000000;hpb=0d182b4efac85dce968068bfe4509e52e9a30051;p=polyglot.git

diff --git a/mainloop.c b/mainloop.c
new file mode 100644
index 0000000..d41e713
--- /dev/null
+++ b/mainloop.c
@@ -0,0 +1,103 @@
+// mainloop.c
+
+// constants
+
+static const int StringSize = 4096;
+
+// includes
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "main.h"
+#include "engine.h"
+#include "gui.h"
+#include "option.h"
+#include "xboard2uci.h"
+#include "uci2uci.h"
+
+// prototypes
+
+static void mainloop_init            ();
+static void mainloop_wait_for_event  ();
+static void mainloop_engine_step(char * string);
+static void mainloop_gui_step(char * string);
+
+// functions
+
+// mainloop_init()
+    
+static void mainloop_init(){
+    if(!option_get_bool("UCI")){
+        xboard2uci_init();  // the default
+    }
+}
+
+// mainloop_engine_step()
+
+static void mainloop_engine_step(char * string){
+    if(option_get_bool("UCI")){
+        uci2uci_engine_step(string); 
+    }else{
+        xboard2uci_engine_step(string);
+    }
+}
+
+// mainloop_gui_step()
+
+static void mainloop_gui_step(char * string){
+    if(option_get_bool("UCI")){
+        uci2uci_gui_step(string); 
+    }else if(my_string_equal(string,"uci")){ // mode auto detection
+        my_log("POLYGLOT *** Switching to UCI mode ***\n");
+        option_set("UCI","TRUE");
+        uci2uci_gui_step(string);
+    }else{
+        xboard2uci_gui_step(string);
+    }
+}
+
+// mainloop()
+
+void mainloop() {
+    char string[StringSize];
+    mainloop_init();
+    while (!engine_eof(Engine)) {
+            // process buffered lines
+        while(TRUE){
+            if(gui_get_non_blocking(GUI,string)){
+                mainloop_gui_step(string);
+            }else if(!engine_eof(Engine) &&
+                     engine_get_non_blocking(Engine,string) ){
+                mainloop_engine_step(string);
+            }else{
+                break;
+            }
+        }
+        mainloop_wait_for_event();
+    }
+    my_log("POLYGLOT *** Mainloop has ended ***\n");
+    // This should be handled better.
+    engine_close(Engine);
+    my_log("POLYGLOT Calling exit\n");
+    exit(EXIT_SUCCESS);
+
+}
+
+
+
+
+// mainloop_wait_for_event()
+
+static void mainloop_wait_for_event(){
+    pipex_t *pipex[3];
+    pipex[0]=GUI->pipex;
+    pipex[1]=Engine->pipex;
+    pipex[2]=NULL;
+    pipex_wait_event(pipex);
+}
+
+
+