Re: [PATCH v2] bugreport: reject positional arguments

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On 2023-10-26 05:43, Eric Sunshine wrote:
On Wed, Oct 25, 2023 at 8:55 PM <emilyshaffer@xxxxxxxxxx> wrote:
diff --git a/builtin/bugreport.c b/builtin/bugreport.c
@@ -126,6 +126,12 @@ int cmd_bugreport(int argc, const char **argv, const char *prefix)
+       if (argc) {
+               if (argv[0])
+                       error(_("unknown argument `%s'"), argv[0]);
+               usage(bugreport_usage[0]);
+       }

Can it actually happen that argc is non-zero but argv[0] is NULL? (I
don't have parse-options in front of me to check.) If not, then the
extra `if (argv[0])` conditional may confuse future readers.

According to https://stackoverflow.com/a/2794171/22330192 it can't, but argv[0] can be a zero-length string.




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