[svn-r14310] error check in command line: check for a wrong input of the 2 file names being the same

tested: windows, linux

1 files changed, 8 insertions, 0 deletions

diff --git a/tools/h5repack/h5repack_main.c b/tools/h5repack/h5repack_main.c
index 8221317..116c6cf 100644
--- a/tools/h5repack/h5repack_main.c
+++ b/tools/h5repack/h5repack_main.c
@@ -97,6 +97,14 @@ int main(int argc, char **argv)
     {
         infile = argv[ opt_ind ];
         outfile = argv[ opt_ind + 1 ];
+
+        if ( strcmp( infile, outfile ) == 0 )
+        {
+            error_msg(progname, "file names cannot be the same\n");
+            usage(progname);
+            exit(EXIT_FAILURE);
+            
+        }
     }
     
     else