1 files changed, 15 insertions, 6 deletions

diff --git a/tools/h5diff/h5diff_common.c b/tools/h5diff/h5diff_common.c
index 8a49fa0..3f2b8cf 100644
--- a/tools/h5diff/h5diff_common.c
+++ b/tools/h5diff/h5diff_common.c
@@ -31,7 +31,7 @@ const char  *progname = "h5diff";
  * Command-line options: The user can specify short or long-named
  * parameters.
  */
-static const char *s_opts = "hVrvqn:d:p:N";
+static const char *s_opts = "hVrvqn:d:p:Nc";
 static struct long_options l_opts[] = {
     { "help", no_arg, 'h' },
     { "version", no_arg, 'V' },
@@ -42,6 +42,7 @@ static struct long_options l_opts[] = {
     { "delta", require_arg, 'd' },
     { "relative", require_arg, 'p' },
     { "nan", no_arg, 'N' },
+    { "compare", no_arg, 'c' },
     { NULL, 0, '\0' }
 };
 
@@ -138,6 +139,9 @@ void parse_command_line(int argc,
         case 'N':
             options->do_nans = 0;
             break;
+        case 'c':
+            options->m_list_not_cmp = 1;
+            break;
         }
     }
 
@@ -194,11 +198,15 @@ void parse_command_line(int argc,
 
      if (options->not_cmp==1)
      {
-         printf("--------------------------------\n");
-         printf("Some objects are not comparable\n");
-         printf("--------------------------------\n");
-         if (!options->m_verbose)
-             printf("Use -v for a list of objects.\n");
+         if ( options->m_list_not_cmp == 0 )
+         {
+             printf("--------------------------------\n");
+             printf("Some objects are not comparable\n");
+             printf("--------------------------------\n");
+             printf("Use -c for a list of objects.\n");
+         }
+        
+             
      }
 
  }
@@ -331,6 +339,7 @@ void usage(void)
  printf("   -r, --report            Report mode. Print differences\n");
  printf("   -v, --verbose           Verbose mode. Print differences, list of objects\n");
  printf("   -q, --quiet             Quiet mode. Do not do output\n");
+ printf("   -c, --compare           List objects that are not comparable\n");
  printf("   -N, --nan               Avoid NaNs detection\n");
 
  printf("   -n C, --count=C         Print differences up to C number\n");