diff --git a/coreutils/false.c b/coreutils/false.c index 59c2f321a..0591a6cdc 100644 --- a/coreutils/false.c +++ b/coreutils/false.c @@ -10,11 +10,9 @@ /* BB_AUDIT SUSv3 compliant */ /* http://www.opengroup.org/onlinepubs/000095399/utilities/false.html */ -//usage:#define false_trivial_usage -//usage: "" -//usage:#define false_full_usage "\n\n" -//usage: "Return an exit code of FALSE (1)" -//usage: +/* "false --help" is special-cased to ignore --help */ +//usage:#define false_trivial_usage NOUSAGE_STR +//usage:#define false_full_usage "" //usage:#define false_example_usage //usage: "$ false\n" //usage: "$ echo $?\n" diff --git a/coreutils/test.c b/coreutils/test.c index 88cc55050..7b8b10cd9 100644 --- a/coreutils/test.c +++ b/coreutils/test.c @@ -39,14 +39,9 @@ //config: help //config: Enable 64-bit support in test. -/* "test --help" does not print help (POSIX compat), only "[ --help" does. - * We display " EXPRESSION ]" here (not " EXPRESSION") - * Unfortunately, it screws up generated BusyBox.html. TODO. */ -//usage:#define test_trivial_usage -//usage: "EXPRESSION ]" -//usage:#define test_full_usage "\n\n" -//usage: "Check file types, compare values etc. Return a 0/1 exit code\n" -//usage: "depending on logical value of EXPRESSION" +/* "test --help" is special-cased to ignore --help */ +//usage:#define test_trivial_usage NOUSAGE_STR +//usage:#define test_full_usage "" //usage: //usage:#define test_example_usage //usage: "$ test 1 -eq 2\n" diff --git a/coreutils/true.c b/coreutils/true.c index 382e476a8..89f892961 100644 --- a/coreutils/true.c +++ b/coreutils/true.c @@ -10,11 +10,9 @@ /* BB_AUDIT SUSv3 compliant */ /* http://www.opengroup.org/onlinepubs/007904975/utilities/true.html */ -//usage:#define true_trivial_usage -//usage: "" -//usage:#define true_full_usage "\n\n" -//usage: "Return an exit code of TRUE (0)" -//usage: +/* "true --help" is special-cased to ignore --help */ +//usage:#define true_trivial_usage NOUSAGE_STR +//usage:#define true_full_usage "" //usage:#define true_example_usage //usage: "$ true\n" //usage: "$ echo $?\n" diff --git a/libbb/appletlib.c b/libbb/appletlib.c index e0b843d30..ba3d6e7a0 100644 --- a/libbb/appletlib.c +++ b/libbb/appletlib.c @@ -748,23 +748,25 @@ void FAST_FUNC run_applet_no_and_exit(int applet_no, char **argv) xfunc_error_retval = EXIT_FAILURE; applet_name = APPLET_NAME(applet_no); -#if defined APPLET_NO_test /* Special case. POSIX says "test --help" * should be no different from e.g. "test --foo". * Thus for "test", we skip --help check. + * "true" and "false" are also special. */ - if (applet_no != APPLET_NO_test) + if (1 +#if defined APPLET_NO_test + && applet_no != APPLET_NO_test +#endif +#if defined APPLET_NO_true + && applet_no != APPLET_NO_true #endif - { - if (argc == 2 && strcmp(argv[1], "--help") == 0) { #if defined APPLET_NO_false - /* Someone insisted that "false --help" must exit 1. Sigh */ - if (applet_no != APPLET_NO_false) + && applet_no != APPLET_NO_false #endif - { - /* Make "foo --help" exit with 0: */ - xfunc_error_retval = 0; - } + ) { + if (argc == 2 && strcmp(argv[1], "--help") == 0) { + /* Make "foo --help" exit with 0: */ + xfunc_error_retval = 0; bb_show_usage(); } }