X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Fsyscalls.c;h=b0329836d6e8447f3e1438233d936dc561fdc589;hb=ad2ec62655e1d6eb8f2b4a4684eb5d7952aea0fb;hp=f930cdd4a33c93b74c9746239e6d6fcf26a32daf;hpb=9d85201216cb35e1b1e051b1d7cdc38eaa5befa4;p=tpg%2Facess2.git

diff --git a/Kernel/syscalls.c b/Kernel/syscalls.c
index f930cdd4..b0329836 100644
--- 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