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posix: getopt: Set variable only if used

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Only assign dash_prefix when PRINT_ERROR true.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
This commit is contained in:
Andrei Emeltchenko 2022-06-29 16:47:59 +03:00 committed by Carles Cufí
parent ea5f59f896
commit 6f831d542a
1 changed files with 15 additions and 13 deletions
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28
lib/posix/getopt/getopt_long.c
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@ -179,19 +179,21 @@ parse_long_options(struct getopt_state *state, char * const *nargv,
current_argv = state->place;
#ifdef GNU_COMPATIBLE
switch (dash_prefix) {
case D_PREFIX:
current_dash = "-";
break;
case DD_PREFIX:
current_dash = "--";
break;
case W_PREFIX:
current_dash = "-W ";
break;
default:
current_dash = "";
break;
if (PRINT_ERROR) {
switch (dash_prefix) {
case D_PREFIX:
current_dash = "-";
break;
case DD_PREFIX:
current_dash = "--";
break;
case W_PREFIX:
current_dash = "-W ";
break;
default:
current_dash = "";
break;
}
}
#endif
match = -1;