CLIShell - PTY signal support (and kernel fixes)

[tpg/acess2.git] / KernelLand / Kernel / drv / pty.c

diff --git a/KernelLand/Kernel/drv/pty.c b/KernelLand/Kernel/drv/pty.c
index 3a8499b..3b30b99 100644 (file)
--- a/KernelLand/Kernel/drv/pty.c
+++ b/KernelLand/Kernel/drv/pty.c
@@ -308,7 +308,8 @@ int PTY_SetAttrib(tPTY *PTY, const struct ptydims *Dims, const struct ptymode *M
                else
                {
                        // SIGWINSZ to client
-                       Threads_SignalGroup(PTY->ControllingProcGroup, SIGWINCH);
+                       if( PTY->ControllingProcGroup > 0 )
+                               Threads_SignalGroup(PTY->ControllingProcGroup, SIGWINCH);
                }
                LOG("PTY %p dims set to %ix%i", PTY, Dims->W, Dims->H);
                PTY->Dims = *Dims;
@@ -391,7 +392,8 @@ size_t PTY_int_SendInput(tPTY *PTY, const char *Input, size_t Length)
                {
                case 3: // INTR - ^C
                        // Send SIGINT
-                       Threads_SignalGroup(PTY->ControllingProcGroup, SIGINT);
+                       if( PTY->ControllingProcGroup > 0 )
+                               Threads_SignalGroup(PTY->ControllingProcGroup, SIGINT);
                        print = 0;
                        break;
                case 4: // EOF - ^D