X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fargpar%2Fargpar.c;h=68bb5a426d5fb471747e7cd81495a959a12ec7c2;hp=bf19808c54715657330d926268a3f04dd17a350c;hb=ebdbbd3213366d764522524b22f739eee7889b8b;hpb=4624dad0d79b63be45c5c6d7eb2920ba09746f06

diff --git a/src/common/argpar/argpar.c b/src/common/argpar/argpar.c
index bf19808c5..68bb5a426 100644
--- a/src/common/argpar/argpar.c
+++ b/src/common/argpar/argpar.c
@@ -477,6 +477,15 @@ enum parse_orig_arg_opt_ret parse_long_opt(const char * const long_opt_arg,
 			opt_arg = next_orig_arg;
 			used_next_orig_arg = true;
 		}
+	} else if (eq_pos) {
+		/*
+		 * Unexpected `--opt=arg` style for a long option which
+		 * doesn't accept an argument.
+		 */
+		argpar_string_append_printf(error,
+			"Unexpected argument for option `--%s`",
+			long_opt_name);
+		goto error;
 	}
 
 	/* Create and append option argument */