upgrade busybox to v1.11.1 and add current upstream fixes

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12348 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/busybox/config/Config.in

@@ -12,22 +12,6 @@ menu "Busybox Settings"
 
 menu "General Configuration"
 
-config BUSYBOX_CONFIG_NITPICK
-	bool "See lots more (probably unnecessary) configuration options."
-	default n
-	help
-	  Some BusyBox applets have more configuration options than anyone
-	  will ever care about.  To avoid drowining people in complexity, most
-	  of the applet features that can be set to a sane default value are
-	  hidden, unless you hit the above switch.
-
-	  This is better than to telling people to edit the busybox source
-	  code, but not by much.
-
-	  See http://en.wikipedia.org/wiki/Fibber_McGee_and_Molly#The_Closet
-
-	  You have been warned.
-
 config BUSYBOX_CONFIG_DESKTOP
 	bool "Enable options for full-blown desktop systems"
 	default n
@@ -36,10 +20,21 @@ config BUSYBOX_CONFIG_DESKTOP
 	  Select this only if you plan to use busybox on full-blown
 	  desktop machine with common Linux distro, not on an embedded box.
 
+config BUSYBOX_CONFIG_FEATURE_ASSUME_UNICODE
+	bool "Assume that 1:1 char/glyph correspondence is not true"
+	default n
+	help
+	  This makes various applets aware that one byte is not
+	  one character on screen.
+
+	  Busybox aims to eventually work correctly with Unicode displays.
+	  Any older encodings are not guaranteed to work.
+	  Probably by the time when busybox will be fully Unicode-clean,
+	  other encodings will be mainly of historic interest.
+
 choice
 	prompt "Buffer allocation policy"
 	default BUSYBOX_CONFIG_FEATURE_BUFFERS_GO_ON_STACK
-	depends on BUSYBOX_CONFIG_NITPICK
 	help
 	  There are 3 ways BusyBox can handle buffer allocations:
 	  - Use malloc. This costs code size for the call to xmalloc.
@@ -110,7 +105,7 @@ config BUSYBOX_CONFIG_LOCALE_SUPPORT
 	  busybox to support locale settings.
 
 config BUSYBOX_CONFIG_GETOPT_LONG
-	bool "Enable support for --long-options"
+	bool "Support for --long-options"
 	default y
 	help
 	  Enable this if you want busybox applets to use the gnu --long-option
@@ -129,7 +124,6 @@ config BUSYBOX_CONFIG_FEATURE_DEVPTS
 config BUSYBOX_CONFIG_FEATURE_CLEAN_UP
 	bool "Clean up all memory before exiting (usually not needed)"
 	default n
-	depends on BUSYBOX_CONFIG_NITPICK
 	help
 	  As a size optimization, busybox normally exits without explicitly
 	  freeing dynamically allocated memory or closing files.  This saves
@@ -279,10 +273,31 @@ config BUSYBOX_CONFIG_STATIC
 
 	  Most people will leave this set to 'N'.
 
+config BUSYBOX_CONFIG_PIE
+	bool "Build BusyBox as a position independent executable"
+	default n
+	depends on !BUSYBOX_CONFIG_STATIC
+	help
+	  (TODO: what is it and why/when is it useful?)
+	  Most people will leave this set to 'N'.
+
+config BUSYBOX_CONFIG_NOMMU
+	bool "Force NOMMU build"
+	default n
+	help
+	  Busybox tries to detect whether architecture it is being
+	  built against supports MMU or not. If this detection fails,
+	  or if you want to build NOMMU version of busybox for testing,
+	  you may force NOMMU build here.
+
+	  Most people will leave this set to 'N'.
+
+# PIE can be made to work with BUILD_LIBBUSYBOX, but currently
+# build system does not support that
 config BUSYBOX_CONFIG_BUILD_LIBBUSYBOX
 	bool "Build shared libbusybox"
 	default n
-	depends on !BUSYBOX_CONFIG_FEATURE_PREFER_APPLETS
+	depends on !BUSYBOX_CONFIG_FEATURE_PREFER_APPLETS && !BUSYBOX_CONFIG_PIE && !BUSYBOX_CONFIG_STATIC
 	help
 	  Build a shared library libbusybox.so.N.N.N which contains all
 	  busybox code.
@@ -369,6 +384,16 @@ config BUSYBOX_CONFIG_LFS
 	  cp, mount, tar, and many others.  If you want to access files larger
 	  than 2 Gigabytes, enable this option.  Otherwise, leave it set to 'N'.
 
+config BUSYBOX_CONFIG_CROSS_COMPILER_PREFIX
+	string "Cross Compiler prefix"
+	default ""
+	help
+	  If you want to build BusyBox with a cross compiler, then you
+	  will need to set this to the cross-compiler prefix, for example,
+	  "i386-uclibc-". Note that CROSS_COMPILE environment variable
+	  or "make CROSS_COMPILE=xxx ..." will override this selection.
+	  For native build leave it empty.
+
 endmenu
 
 menu 'Debugging Options'
@@ -384,6 +409,17 @@ config BUSYBOX_CONFIG_DEBUG
 
 	  Most people should answer N.
 
+config BUSYBOX_CONFIG_DEBUG_PESSIMIZE
+	bool "Disable compiler optimizations."
+	default n
+	depends on BUSYBOX_CONFIG_DEBUG
+	help
+	  The compiler's optimization of source code can eliminate and reorder
+	  code, resulting in an executable that's hard to understand when
+	  stepping through it with a debugger.  This switches it off, resulting
+	  in a much bigger executable that more closely matches the source
+	  code.
+
 config BUSYBOX_CONFIG_WERROR
 	bool "Abort compilation on any warning"
 	default n
@@ -392,18 +428,6 @@ config BUSYBOX_CONFIG_WERROR
 
 	  Most people should answer N.
 
-# Seems to be unused
-#config DEBUG_PESSIMIZE
-#	bool "Disable compiler optimizations."
-#	default n
-#	depends on DEBUG
-#	help
-#	  The compiler's optimization of source code can eliminate and reorder
-#	  code, resulting in an executable that's hard to understand when
-#	  stepping through it with a debugger.  This switches it off, resulting
-#	  in a much bigger executable that more closely matches the source
-#	  code.
-
 choice
 	prompt "Additional debugging library"
 	default BUSYBOX_CONFIG_NO_DEBUG_LIB
@@ -554,4 +578,4 @@ source package/busybox/config/shell/Config.in
 source package/busybox/config/sysklogd/Config.in
 source package/busybox/config/runit/Config.in
 source package/busybox/config/selinux/Config.in
-source package/busybox/config/ipsvd/Config.in
+source package/busybox/config/printutils/Config.in