fix select support.

marignotti.h

@@ -12,6 +12,8 @@ enum {
     kCommandAbortAndLogout
 };
 
+typedef void (*selwakeupfx)(int collision, int pid);
+
 typedef struct Entry {
     struct Entry *next;
     
@@ -25,6 +27,16 @@ typedef struct Entry {
     LongWord cookie;
     LongWord timeout;
 
+    Word socket_type;
+    
+    // select magic.
+    selwakeupfx select_fx;
+    int select_rd_pid;
+    int select_wr_pid;
+    
+    unsigned select_rd_collision:1;
+    unsigned select_wr_collision:1;
+
     // shutdown(2)    
     unsigned _SHUT_RD:1;
     unsigned _SHUT_WR:1;

mattach.c

@@ -16,6 +16,7 @@ int mattach(int type, void *p1, void *p2, void *p3, void *p4, void *p5)
     Entry *e;
     
     // p2 = selwakeup.
+    selwakeupfx fx = (selwakeupfx)p2;
     int protocol = *(int *)p3;
     
     if (Debug > 0)
@@ -42,6 +43,9 @@ int mattach(int type, void *p1, void *p2, void *p3, void *p4, void *p5)
         TCPIPLogout(ipid);
         return ENOMEM;
     }
+    e->select_fx = fx;
+    e->socket_type = type;
+    
     *(Word *)p1 = ipid;
     
     return 0;