AxWin2 - Huge changes, getting to the working point

[tpg/acess2.git] / Kernel / syscalls.c

diff --git a/Kernel/syscalls.c b/Kernel/syscalls.c
index f930cdd..b032983 100644 (file)
--- a/Kernel/syscalls.c
+++ b/Kernel/syscalls.c
@@ -8,6 +8,7 @@
 #include <syscalls.h>
 #include <proc.h>
 #include <errno.h>
+#include <threads.h>
 
 #define CHECK_NUM_NULLOK(v,size)       \
        if((v)&&!Syscall_Valid((size),(Uint)(v))){ret=-1;err=-EINVAL;break;}
@@ -301,6 +302,29 @@ void SyscallHandler(tSyscallRegs *Regs)
                        (char*)Regs->Arg4       // Options
                        );
                break;
+               
+       // Wait on a set of handles
+       case SYS_SELECT:
+               // Sanity checks
+               if( (Regs->Arg2 && !Syscall_Valid(sizeof(fd_set), Regs->Arg2))
+                || (Regs->Arg3 && !Syscall_Valid(sizeof(fd_set), Regs->Arg3))
+                || (Regs->Arg4 && !Syscall_Valid(sizeof(fd_set), Regs->Arg4))
+                || (Regs->Arg5 && !Syscall_Valid(sizeof(tTime), Regs->Arg5)) )
+               {
+                       err = -EINVAL;
+                       ret = -1;
+                       break;
+               }
+               // Perform the call
+               ret = VFS_Select(
+                       Regs->Arg1,     // Max handle
+                       (fd_set *)Regs->Arg2,   // Read
+                       (fd_set *)Regs->Arg3,   // Write
+                       (fd_set *)Regs->Arg4,   // Errors
+                       (tTime *)Regs->Arg5,    // Timeout
+                       0       // User handles
+                       );
+               break;
        
        // -- Debug
        //#if DEBUG_BUILD