uhd: use double for seconds in example apps so we can do partial seconds

1 files changed, 2 insertions, 2 deletions

diff --git a/host/examples/tx_from_file.cpp b/host/examples/tx_from_file.cpp
index 392924c05..a84456718 100644
--- a/host/examples/tx_from_file.cpp
+++ b/host/examples/tx_from_file.cpp
@@ -31,7 +31,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
 
     //variables to be set by po
     std::string args;
-    time_t seconds_in_future;
+    double seconds_in_future;
     size_t total_num_samps;
     size_t samps_per_packet;
     double tx_rate, freq, gain;
@@ -42,7 +42,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
     desc.add_options()
         ("help", "help message")
         ("args", po::value<std::string>(&args)->default_value(""), "simple uhd device address args")
-        ("secs", po::value<time_t>(&seconds_in_future)->default_value(3), "number of seconds in the future to transmit")
+        ("secs", po::value<double>(&seconds_in_future)->default_value(3), "number of seconds in the future to transmit")
         ("nsamps", po::value<size_t>(&total_num_samps)->default_value(1000), "total number of samples to transmit")
         ("txrate", po::value<double>(&tx_rate)->default_value(100e6/16), "rate of outgoing samples")
         ("freq", po::value<double>(&freq)->default_value(0), "rf center frequency in Hz")