OpenBSD compatibility

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

include/libbb.h

@@ -41,16 +41,16 @@
 #include <limits.h>
 #include <sys/param.h>
 #ifdef HAVE_MNTENT_H
-#include <mntent.h>
+# include <mntent.h>
 #endif
 #ifdef HAVE_SYS_STATFS_H
-#include <sys/statfs.h>
+# include <sys/statfs.h>
 #endif
 #if ENABLE_SELINUX
-#include <selinux/selinux.h>
-#include <selinux/context.h>
-#include <selinux/flask.h>
-#include <selinux/av_permissions.h>
+# include <selinux/selinux.h>
+# include <selinux/context.h>
+# include <selinux/flask.h>
+# include <selinux/av_permissions.h>
 #endif
 #if ENABLE_LOCALE_SUPPORT
 # include <locale.h>
@@ -70,7 +70,7 @@
 #  include <shadow.h>
 # endif
 #endif
-#if defined __FreeBSD__
+#if defined __FreeBSD__ || defined __OpenBSD__
 # include <netinet/in.h>
 # include <arpa/inet.h>
 #elif defined __APPLE__

include/platform.h

@@ -161,7 +161,7 @@
 # define bswap_32 __bswap32
 # define bswap_16 __bswap16
 # define __BIG_ENDIAN__ (_BYTE_ORDER == _BIG_ENDIAN)
-#elif !defined __APPLE__
+#elif !defined __APPLE__ && !defined __OpenBSD__
 # include <byteswap.h>
 # include <endian.h>
 #endif
@@ -172,9 +172,15 @@
 #elif defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN
 # define BB_BIG_ENDIAN 1
 # define BB_LITTLE_ENDIAN 0
+#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _BIG_ENDIAN
+# define BB_BIG_ENDIAN 1
+# define BB_LITTLE_ENDIAN 0
 #elif (defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN) || defined(__386__)
 # define BB_BIG_ENDIAN 0
 # define BB_LITTLE_ENDIAN 1
+#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _LITTLE_ENDIAN
+# define BB_BIG_ENDIAN 0
+# define BB_LITTLE_ENDIAN 1
 #else
 # error "Can't determine endianness"
 #endif
@@ -230,7 +236,7 @@ typedef uint32_t bb__aliased_uint32_t FIX_ALIASING;
 /* ---- Compiler dependent settings ------------------------- */
 
 #if (defined __digital__ && defined __unix__) \
- || defined __APPLE__ || defined __FreeBSD__
+ || defined __APPLE__ || defined __FreeBSD__ || defined __OpenBSD__
 # undef HAVE_MNTENT_H
 # undef HAVE_SYS_STATFS_H
 #else

scripts/gen_build_files.sh

@@ -48,7 +48,7 @@ if test x"$new" != x"$old"; then
 fi
 
 # (Re)generate */Kbuild and */Config.in
-{ cd -- "$srctree" && find -type d; } | while read -r d; do
+{ cd -- "$srctree" && find . -type d; } | while read -r d; do
 	d="${d#./}"
 
 	src="$srctree/$d/Kbuild.src"