Change print full path of argv[0] to basename at opal_wrapper.

(cherry picked from commit 35a78dbeb81bdee801578345a61040eafb87b029)

Author: Zhiming-Wang

opal/tools/wrappers/opal_wrapper.c

@@ -636,7 +636,7 @@ main(int argc, char *argv[])
                 char * str;
                 str = opal_show_help_string("help-opal-wrapper.txt",
                                             "version", false,
-                                            argv[0], options_data[user_data_idx].project, options_data[user_data_idx].version, options_data[user_data_idx].language, NULL);
+                                            base_argv0, options_data[user_data_idx].project, options_data[user_data_idx].version, options_data[user_data_idx].language, NULL);
                 if (NULL != str) {
                     printf("%s", str);
                     free(str);
@@ -646,7 +646,7 @@ main(int argc, char *argv[])
                        0 == strncmp(user_argv[i], "--showme:help", strlen("--showme:help"))) {
                 char *str;
                 str = opal_show_help_string("help-opal-wrapper.txt", "usage",
-                                            false, argv[0],
+                                            false, base_argv0,
                                             options_data[user_data_idx].project,
                                             NULL);
                 if (NULL != str) {
@@ -658,10 +658,10 @@ main(int argc, char *argv[])
                 goto cleanup;
             } else if (0 == strncmp(user_argv[i], "-showme:", strlen("-showme:")) ||
                        0 == strncmp(user_argv[i], "--showme:", strlen("--showme:"))) {
-                fprintf(stderr, "%s: unrecognized option: %s\n", argv[0],
+                fprintf(stderr, "%s: unrecognized option: %s\n", base_argv0,
                         user_argv[i]);
                 fprintf(stderr, "Type '%s --showme:help' for usage.\n",
-                        argv[0]);
+                        base_argv0);
                 exit_status = 1;
                 goto cleanup;
             }