default y
bool "Compile with support for patented functionality"
help
- When this option is disabled, software which provides patented functionality will not be built.
- In case software provides optional support for patented functionality,
- this optional support will get disabled for this package.
+ When this option is disabled, software which provides patented functionality
+ will not be built. In case software provides optional support for patented
+ functionality, this optional support will get disabled for this package.
config BUILD_NLS
default n
bool "Compile with full language support"
help
- When this option is enabled, packages are built with the full versions of iconv and GNU gettext
- instead of the default OpenWrt stubs. If uClibc is used, it is also built with locale support.
+ When this option is enabled, packages are built with the full versions of
+ iconv and GNU gettext instead of the default OpenWrt stubs. If uClibc is
+ used, it is also built with locale support.
config BUILD_STATIC_TOOLS
default n
bool "Attempt to link host utilities statically"
help
- Linking host utilities like sed or firmware-utils statically increases the portability of the
- generated ImageBuilder and SDK tarballs, however it may fail on some Linux distributions.
+ Linking host utilities like sed or firmware-utils statically increases the
+ portability of the generated ImageBuilder and SDK tarballs; however, it may
+ fail on some Linux distributions.
config SHADOW_PASSWORDS
bool
prompt "Remove ipkg/opkg status data files in final images"
default n
help
- This removes all ipkg/opkg status data files from the target directory before building the root fs
+ This removes all ipkg/opkg status data files from the target directory
+ before building the root filesystem.
config COLLECT_KERNEL_DEBUG
bool
default n
help
This collects debugging symbols from the kernel and all compiled modules.
- Useful for release builds, so that kernel issues can be debugged offline later.
+ Useful for release builds, so that kernel issues can be debugged offline
+ later.
comment "Kernel build options"
prompt "Compile packages with debugging info"
default n
help
- Adds -g3 to the CFLAGS
+ Adds -g3 to the CFLAGS.
config IPV6
bool
prompt "Enable IPv6 support in packages"
default y
help
- Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
+ Enable IPv6 support in packages (passes --enable-ipv6 to configure scripts).
config PKG_BUILD_PARALLEL
bool
prompt "Compile certain packages parallelized"
default y
help
- This adds a -jX option to certain packages that are known to
- behave well for parallel build. By default the package make processes
- use the main jobserver, in which case this option only takes effect
- when you add -jX to the make command.
+ This adds a -jX option to certain packages that are known to behave well
+ for parallel build. By default, the package make processes use the main
+ jobserver, in which case this option only takes effect when you add -jX
+ to the make command.
If you are unsure, select N.
prompt "Enable gcc format-security"
default n
help
- Add -Wformat -Werror=format-security to the CFLAGS
- You can disable this per package by adding
- PKG_CHECK_FORMAT_SECURITY:=0 in the package Makefile
+ Add -Wformat -Werror=format-security to the CFLAGS. You can disable
+ this per package by adding PKG_CHECK_FORMAT_SECURITY:=0 in the package
+ Makefile.
config PKG_BUILD_USE_JOBSERVER
bool
default y
help
This passes the main make process jobserver fds to package builds,
- enabling full parallelization across different packages
+ enabling full parallelization across different packages.
Note that disabling this may overcommit CPU resources depending on the
- -j level of the main make process, the number of package
- submake jobs selected below and the number of actual CPUs present.
+ -j level of the main make process, the number of package submake jobs
+ selected below and the number of actual CPUs present.
Example: If the main make is passed a -j4 and the submake -j
is also set to 4, we may end up with 16 parallel make processes
in the worst case.
-
config PKG_BUILD_JOBS
int
prompt "Number of package submake jobs (2-512)"
help
Always set the default package build rules to parallel build.
- WARNING: This may break build or kill your cat, as it builds
- packages with multiple jobs that are probably not tested in
- a parallel build environment.
+ WARNING: This may break build or kill your cat, as it builds packages
+ with multiple jobs that are probably not tested in a parallel build
+ environment.
- Only say Y, if you don't mind fixing broken packages.
- Before reporting build bugs, set this to N and re-run the build.
+ Only say Y if you don't mind fixing broken packages. Before reporting
+ build bugs, set this to N and re-run the build.
comment "Stripping options"
config NO_STRIP
bool "none"
help
- This will install unstripped binaries (useful for native compiling/debugging)
+ This will install unstripped binaries (useful for native
+ compiling/debugging).
config USE_STRIP
bool "strip"
help
- This will install binaries stripped using strip from binutils
+ This will install binaries stripped using strip from binutils.
config USE_SSTRIP
depends on !USE_GLIBC
depends on !USE_EGLIBC
help
- This will install binaries stripped using sstrip
+ This will install binaries stripped using sstrip.
endchoice
config STRIP_ARGS
default "--strip-unneeded --remove-section=.comment --remove-section=.note" if DEBUG
default "--strip-all"
help
- Specifies arguments passed to the strip command when stripping binaries
+ Specifies arguments passed to the strip command when stripping binaries.
config STRIP_KERNEL_EXPORTS
bool "Strip unnecessary exports from the kernel image"
help
- Reduces kernel size by stripping unused kernel exports from the kernel image
- Note that this might make the kernel incompatible with any kernel modules that
- were not selected at the time the kernel image was created
+ Reduces kernel size by stripping unused kernel exports from the kernel
+ image. Note that this might make the kernel incompatible with any kernel
+ modules that were not selected at the time the kernel image was created.
config USE_MKLIBS
bool "Strip unnecessary functions from libraries"
help
Reduces libraries to only those functions that are necessary for using all
- selected packages (including those selected as <M>)
- Note that this will make the system libraries incompatible with most of the packages
- that are not selected during the build process
+ selected packages (including those selected as <M>). Note that this will
+ make the system libraries incompatible with most of the packages that are
+ not selected during the build process.
choice
prompt "Preferred standard C++ library"
bool "Automatic rebuild of packages" if DEVEL
default y
help
- Automatically rebuild packages when their files change
+ Automatically rebuild packages when their files change.
config BUILD_SUFFIX
string "Build suffix to append to the BUILD_DIR variable" if DEVEL
default ""
help
- Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix
+ Build suffix to append to the BUILD_DIR variable, i.e: build_dir_suffix.
config TARGET_ROOTFS_DIR
string "Override the default TARGET_ROOTFS_DIR variable" if DEVEL
default ""
help
- Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with custom path.
- Use this option to re-define the location of the target root file system directory.
+ Override the default TARGET_ROOTFS_DIR variable content $(BUILD_DIR) with
+ custom path. Use this option to re-define the location of the target
+ root filesystem directory.
config CCACHE
bool "Use ccache" if DEVEL
default n
help
- Compiler cache; see http://ccache.samba.org/
+ Compiler cache; see http://ccache.samba.org/.
config EXTERNAL_KERNEL_TREE
string "Use external kernel tree" if DEVEL
help
Enter the full git repository path i.e.:
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
- This will create a git clone of the kernel in your build
- directory.
+ This will create a git clone of the kernel in your build directory.
config KERNEL_GIT_LOCAL_REPOSITORY
string "Enter path to local reference repository" if DEVEL
default ""
help
Enter a full pathname to a local reference git repository.
- In this instance, the --refererence option of git clone will
+ In this instance, the --reference option of git clone will
be used thus creating a quick local clone of your repo.
config KERNEL_GIT_BRANCH
config BUILD_LOG
bool "Enable log files during build process" if DEVEL
help
- If enabled log files will be written to the ./log directory
+ If enabled, log files will be written to the ./log directory.
config SRC_TREE_OVERRIDE
bool "Enable package source tree override" if DEVEL
If enabled, you can force a package to use a git tree as source
code instead of the normal tarball. Create a symlink 'git-src'
in the package directory, pointing to the .git tree that you want
- to pull the source code from
+ to pull the source code from.
config EXTRA_OPTIMIZATION
string "Additional compiler options" if DEVEL
default "-fno-caller-saves"
help
- Extra Target-independent optimizations to use when building for the target.
+ Extra target-independent optimizations to use when building for the target.
bool "ramdisk"
default y if USES_INITRAMFS
help
- Embed the rootfs into the kernel (initramfs)
+ Embed the root filesystem into the kernel (initramfs).
choice
prompt "Compression"
prompt "Use external cpio" if TARGET_ROOTFS_INITRAMFS
default ""
help
- Kernel uses specified external cpio as INITRAMFS_SOURCE
+ Kernel uses specified external cpio as INITRAMFS_SOURCE.
comment "Root filesystem archives"
bool "cpio.gz"
default y if USES_CPIOGZ
help
- Build a compressed cpio archive of the the root filesystem
+ Build a compressed cpio archive of the root filesystem.
config TARGET_ROOTFS_TARGZ
bool "tar.gz"
default y if USES_TARGZ
help
- Build a compressed tar archive of the the root filesystem
+ Build a compressed tar archive of the root filesystem.
comment "Root filesystem images"
bool "ext4"
default y if USES_EXT4
help
- Build a ext4 root filesystem
+ Build an ext4 root filesystem.
config TARGET_EXT4_MAXINODE
int "Maximum number of inodes in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 6000
help
- Allows you to change the maximum number of inodes in the root filesystem
+ Select the maximum number of inodes in the root filesystem.
config TARGET_EXT4_RESERVED_PCT
int "Percentage of reserved blocks in root filesystem"
depends on TARGET_ROOTFS_EXT4FS
default 0
help
- Allows you to change the percentage of reserved blocks in the root filesystem
+ Select the percentage of reserved blocks in the root filesystem.
choice
prompt "Root filesystem block size"
default TARGET_EXT4_BLOCKSIZE_4K
depends on TARGET_ROOTFS_EXT4FS
help
- Allows you to change the block size of the root filesystem
+ Select the block size of the root filesystem.
config TARGET_EXT4_BLOCKSIZE_4K
bool "4k"
depends on TARGET_ROOTFS_EXT4FS
default n
help
- Create an ext4 filesystem with a journal
+ Create an ext4 filesystem with a journal.
config TARGET_ROOTFS_ISO
bool "iso"
default n
depends on TARGET_x86_generic
help
- Create some bootable ISO image
+ Create a bootable ISO image.
config TARGET_ROOTFS_JFFS2
bool "jffs2"
default y if USES_JFFS2
help
- Build a jffs2 root filesystem
+ Build a JFFS2 root filesystem.
config TARGET_ROOTFS_JFFS2_NAND
bool "jffs2 for NAND"
default y if USES_JFFS2_NAND
depends on USES_JFFS2_NAND
help
- Build a jffs2 root filesystem for NAND flash
+ Build a JFFS2 root filesystem for NAND flash.
menuconfig TARGET_ROOTFS_SQUASHFS
bool "squashfs"
default y if USES_SQUASHFS
help
- Build a squashfs-lzma root filesystem
+ Build a squashfs-lzma root filesystem.
config TARGET_SQUASHFS_BLOCK_SIZE
int "Block size (in KiB)"
default y if USES_UBIFS
depends on USES_UBIFS
help
- Build a ubifs root filesystem
+ Build a UBIFS root filesystem.
choice
prompt "compression"
bool "free space fixup" if TARGET_ROOTFS_UBIFS
default y
help
- The file-system free space has to be fixed up on first mount
+ The filesystem free space has to be fixed up on first mount.
config TARGET_UBIFS_JOURNAL_SIZE
string
depends on GRUB_IMAGES || TARGET_ROOTFS_EXT4FS || TARGET_rb532
default 48
help
- Allows you to change the root filesystem partition size
+ Select the root filesystem partition size.
config TARGET_ROOTFS_PARTNAME
string "Root partition on target device"
depends on TARGET_ROOTFS_UBIFS || TARGET_ROOTFS_EXT4FS
default n
help
- Include the kernel image in the rootfs. Typically the image is placed
+ Include the kernel image in the rootfs. Typically, the image is placed
below /boot.
config TARGET_ROOTFS_INCLUDE_UIMAGE
default y
config KERNEL_DEBUG_FS
- bool "Compile the kernel with Debug FileSystem enabled"
+ bool "Compile the kernel with debug filesystem enabled"
default y
help
debugfs is a virtual file system that kernel developers use to put
debugging files into. Enable this option to be able to read and
- write to these files.
+ write to these files. Many common debugging facilities, such as
+ ftrace, require the existence of debugfs.
config KERNEL_PERF_EVENTS
bool
bool "Compile the kernel with symbol table information"
default y
help
- This will give you more information in stack traces from kernel oopses
+ This will give you more information in stack traces from kernel oopses.
config KERNEL_FTRACE
bool "Compile the kernel with tracing support"
depends on arm
select KERNEL_DEBUG_LL_UART_NONE
help
- ARM low level debugging
+ ARM low level debugging.
config KERNEL_DYNAMIC_DEBUG
bool "Compile the kernel with dynamic printk"
select KERNEL_DEBUG_KERNEL
select KERNEL_DEBUG_LL if arm
help
- Compile the kernel with early printk support.
- This is only useful for debugging purposes to send messages
- over the serial console in early boot.
+ Compile the kernel with early printk support. This is only useful for
+ debugging purposes to send messages over the serial console in early boot.
Enable this to debug early boot problems.
config KERNEL_AIO
usage tracking struct at boot. Total amount of this is printed out
at boot.
- Only enable when you're ok with these trade offs and really
+ Only enable when you're ok with these tradeoffs and really
sure you need the memory resource controller. Even when you enable
this, you can set "cgroup_disable=memory" at your boot option to
- disable memory resource controller and you can avoid overheads.
- (and lose benefits of memory resource controller)
+ disable memory resource controller and you can avoid overheads
+ (but lose benefits of memory resource controller).
This config option also selects MM_OWNER config option, which
could in turn add some fork/exit overhead.
which want to enable the feature but keep it disabled by default
and let the user enable it by swapaccount boot command line
parameter should have this option unselected.
- For those who want to have the feature enabled by default should
- select this option (if, for some reason, they need to disable it
+
+ Those who want to have the feature enabled by default should
+ select this option (if, for some reason, they need to disable it,
then swapaccount=0 does the trick).
bool "UTS namespace"
default y
help
- In this namespace tasks see different info provided
- with the uname() system call
+ In this namespace, tasks see different info provided
+ with the uname() system call.
config KERNEL_IPC_NS
bool "IPC namespace"
default y
help
- In this namespace tasks work with IPC ids which correspond to
+ In this namespace, tasks work with IPC ids which correspond to
different IPC objects in different namespaces.
config KERNEL_USER_NS
projects / 15.05 / openwrt.git / commitdiff