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authorDenys Vlasenko2014-09-18 00:47:05 +0200
committerDenys Vlasenko2014-09-18 00:47:05 +0200
commitcd7a38a87d54f5421b379870ff866676f31923b2 (patch)
treeddc2a3e74dcbf1cd0486e01c4f0e6c48bb445988 /libbb/appletlib.c
parentd0cdacafa98ec0e73e58c2e5a8ba9dded18006df (diff)
downloadbusybox-cd7a38a87d54f5421b379870ff866676f31923b2.zip
busybox-cd7a38a87d54f5421b379870ff866676f31923b2.tar.gz
false: make "false --help" exit with 1
function old new delta run_applet_no_and_exit 447 445 -2 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/appletlib.c')
-rw-r--r--libbb/appletlib.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/libbb/appletlib.c b/libbb/appletlib.c
index a015085..cb16e31 100644
--- a/libbb/appletlib.c
+++ b/libbb/appletlib.c
@@ -745,15 +745,25 @@ void FAST_FUNC run_applet_no_and_exit(int applet_no, char **argv)
/* Reinit some shared global data */
xfunc_error_retval = EXIT_FAILURE;
-
applet_name = APPLET_NAME(applet_no);
- if (argc == 2 && strcmp(argv[1], "--help") == 0) {
- /* Special case. POSIX says "test --help"
- * should be no different from e.g. "test --foo". */
-//TODO: just compare applet_no with APPLET_NO_test
- if (!ENABLE_TEST || strcmp(applet_name, "test") != 0) {
- /* If you want "foo --help" to return 0: */
- xfunc_error_retval = 0;
+
+#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.
+ */
+ if (applet_no != APPLET_NO_test)
+#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)
+#endif
+ {
+ /* Make "foo --help" exit with 0: */
+ xfunc_error_retval = 0;
+ }
bb_show_usage();
}
}