fix !ENABLE_FEATURE_GETOPT_LONG build. Closes 3775
When compiling with !ENABLE_FEATURE_GETOPT_LONG, busybox still tries
to include getopt.h which is not available; for example with uClibc
when !UCLIBC_HAS_GETOPT_LONG. getopt.h is only required
for the _long set of functions.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/getopt.c b/util-linux/getopt.c
index 10e1dc4..85ff761 100644
--- a/util-linux/getopt.c
+++ b/util-linux/getopt.c
@@ -25,7 +25,7 @@
* Added NLS support (partly written by Arkadiusz Mickiewicz
* <misiek@misiek.eu.org>)
* Ported to Busybox - Alfred M. Szmidt <ams@trillian.itslinux.org>
- * Removed --version/-V and --help/-h in
+ * Removed --version/-V and --help/-h
* Removed parse_error(), using bb_error_msg() from Busybox instead
* Replaced our_malloc with xmalloc and our_realloc with xrealloc
*
@@ -79,7 +79,9 @@
//usage: " esac\n"
//usage: "done\n"
-#include <getopt.h>
+#if ENABLE_FEATURE_GETOPT_LONG
+# include <getopt.h>
+#endif
#include "libbb.h"
/* NON_OPT is the code that is returned when a non-option is found in '+'