Merge pull request #316 from martin-belanger/print-program-name

Print the name of the program being executed before and after test output

src/common.cu

@@ -13,6 +13,7 @@
 #include <string.h>
 #include <ctype.h>
 #include "cuda.h"
+#include <errno.h>     /* program_invocation_short_name */
 
 #include "../verifiable/verifiable.h"
 
@@ -1011,6 +1012,7 @@ testResult_t run() {
 #endif
   is_main_thread = is_main_proc = (proc == 0) ? 1 : 0;
 
+  PRINT("# Collective test starting: %s\n", program_invocation_short_name);
   PRINT("# nThread %d nGpus %d minBytes %ld maxBytes %ld step: %ld(%s) warmup iters: %d iters: %d agg iters: %d validation: %d graph: %d\n",
         nThreads, nGpus, minBytes, maxBytes,
         (stepFactor > 1)?stepFactor:stepBytes, (stepFactor > 1)?"factor":"bytes",
@@ -1268,6 +1270,7 @@ testResult_t run() {
   PRINT("# Out of bounds values : %d %s\n", errors[0], errors[0] ? "FAILED" : "OK");
   PRINT("# Avg bus bandwidth    : %g %s\n", bw[0], check_avg_bw == -1 ? "" : (bw[0] < check_avg_bw*(0.9) ? "FAILED" : "OK"));
   PRINT("#\n");
+  PRINT("# Collective test concluded: %s\n", program_invocation_short_name);
 #ifdef MPI_SUPPORT
   MPI_Comm_free(&mpi_comm);
   MPI_Finalize();