From 24860fa09cf954704232406055d7ca291c636eab Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Thu, 24 Nov 2016 22:30:52 +0100 Subject: Move FEATURE_BUFFERS_USE_foo options to library tuning Signed-off-by: Denys Vlasenko --- libbb/Config.src | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'libbb') diff --git a/libbb/Config.src b/libbb/Config.src index 18a40f2ac..00804e31e 100644 --- a/libbb/Config.src +++ b/libbb/Config.src @@ -7,6 +7,30 @@ menu "Busybox Library Tuning" INSERT +choice + prompt "Buffer allocation policy" + default FEATURE_BUFFERS_USE_MALLOC + help + There are 3 ways BusyBox can handle buffer allocations: + - Use malloc. This costs code size for the call to xmalloc. + - Put them on stack. For some very small machines with limited stack + space, this can be deadly. For most folks, this works just fine. + - Put them in BSS. This works beautifully for computers with a real + MMU (and OS support), but wastes runtime RAM for uCLinux. This + behavior was the only one available for BusyBox versions 0.48 and + earlier. + +config FEATURE_BUFFERS_USE_MALLOC + bool "Allocate with Malloc" + +config FEATURE_BUFFERS_GO_ON_STACK + bool "Allocate on the Stack" + +config FEATURE_BUFFERS_GO_IN_BSS + bool "Allocate in the .bss section" + +endchoice + config PASSWORD_MINLEN int "Minimum password length" default 6 -- cgit v1.2.3