config EXPERIMENTAL
bool "Enable experimental features by default"
- default n
help
Set this option to build with latest bleeding edge features
which may or may not work as expected.
directory containing machine readable list of built profiles
and resulting images.
+ config JSON_CYCLONEDX_SBOM
+ bool "Create CycloneDX SBOM JSON"
+ default BUILDBOT
+ help
+ Create a JSON files *.bom.cdx.json in the build
+ directory containing Software Bill Of Materials in CycloneDX
+ format.
+
config ALL_NONSHARED
bool "Select all target specific packages by default"
select ALL_KMODS
config BUILDBOT
bool "Set build defaults for automatic builds (e.g. via buildbot)"
- default n
help
This option changes several defaults to be more suitable for
automatic builds. This includes the following changes:
config DISPLAY_SUPPORT
bool "Show packages that require graphics support (local or remote)"
- default n
config BUILD_PATENTED
- default n
bool "Compile with support for patented functionality"
help
When this option is disabled, software which provides patented functionality
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
config CLEAN_IPKG
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 filesystem.
config IPK_FILES_CHECKSUMS
bool
prompt "Record files checksums in package metadata"
- default n
help
This makes file checksums part of package metadata. It increases size
but provides you with pkg_check command to check for flash corruptions.
config INCLUDE_CONFIG
bool "Include build configuration in firmware" if DEVEL
- default n
help
If enabled, buildinfo files will be stored in /etc/build.* of firmware.
config DEBUG
bool
prompt "Compile packages with debugging info"
- default n
help
Adds -g3 to the CFLAGS.
+ config USE_GC_SECTIONS
+ bool
+ prompt "Dead code and data elimination for all packages (EXPERIMENTAL)"
+ help
+ Places functions and data items into its own sections to use the linker's
+ garbage collection capabilites.
+ Packages can choose to opt-out via setting PKG_BUILD_FLAGS:=no-gc-sections
+
+ config USE_LTO
+ bool
+ prompt "Use the link-time optimizer for all packages (EXPERIMENTAL)"
+ help
+ Adds LTO flags to the CFLAGS and LDFLAGS.
+ Packages can choose to opt-out via setting PKG_BUILD_FLAGS:=no-lto
+
+ config MOLD
+ depends on (aarch64 || arm || i386 || i686 || m68k || powerpc || powerpc64 || sh4 || x86_64)
+ depends on !GCC_USE_VERSION_11
+ def_bool $(shell, ./config/check-hostcxx.sh 10 2 12)
+
+ config USE_MOLD
+ bool
+ prompt "Use the mold linker for all packages"
+ depends on MOLD
+ help
+ Link packages with mold, a modern linker
+ Packages can opt-out via setting PKG_BUILD_FLAGS:=no-mold
+
config IPV6
def_bool y
help
This will install binaries stripped using strip from binutils.
-
config USE_SSTRIP
bool "sstrip"
depends on !USE_GLIBC
help
Specifies arguments passed to the strip command when stripping binaries.
- config SSTRIP_ARGS
- string
- prompt "Sstrip arguments"
- depends on USE_SSTRIP
- default "-z"
+ config SSTRIP_DISCARD_TRAILING_ZEROES
+ bool "Strip trailing zero bytes"
+ depends on USE_SSTRIP && !USE_MOLD
+ default y
help
- Specifies arguments passed to the sstrip command when stripping binaries.
+ Use sstrip's -z option to discard trailing zero bytes
config STRIP_KERNEL_EXPORTS
bool "Strip unnecessary exports from the kernel image"
bool "Regular"
config PKG_CC_STACKPROTECTOR_STRONG
bool "Strong"
+ config PKG_CC_STACKPROTECTOR_ALL
+ bool "All"
endchoice
choice