sr: demodevice: Make read channel non-blocking

[libsigrok.git] / hardware / demo / demo.c

diff --git a/hardware/demo/demo.c b/hardware/demo/demo.c
index 0cd23e3c9ae51bb962e1b5ed5409350f0261f9c2..91f105f356d524c31533aaf0a31d15d55c8e0f93 100644 (file)
--- a/hardware/demo/demo.c
+++ b/hardware/demo/demo.c
@@ -440,6 +440,8 @@ static int hw_dev_acquisition_start(int dev_index, void *cb_data)
        ctx->channels[0] = g_io_channel_unix_new(ctx->pipe_fds[0]);
        ctx->channels[1] = g_io_channel_unix_new(ctx->pipe_fds[1]);
 
+       g_io_channel_set_flags(ctx->channels[0], G_IO_FLAG_NONBLOCK, NULL);
+
        /* Set channel encoding to binary (default is UTF-8). */
        g_io_channel_set_encoding(ctx->channels[0], NULL, NULL);
        g_io_channel_set_encoding(ctx->channels[1], NULL, NULL);