Config.in: add BR2_PIC_PIE_ARCH_SUPPORTS hidden option

The nios2 architecture is already excluded from PIC/PIE due to issues,
and we're going to also exclude Microblaze, so let's introduce a
BR2_PIC_PIE_ARCH_SUPPORTS hidden boolean to facilitate adding this new
architecture exclusion.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 70dd4bd156)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Thomas Petazzoni
2021-07-25 15:45:19 +02:00
committed by Peter Korsgaard
parent cd2f7d0ab2
commit da9ea44cdb

View File

@@ -713,10 +713,15 @@ endmenu
comment "Security Hardening Options"
config BR2_PIC_PIE
bool "Build code with PIC/PIE"
config BR2_PIC_PIE_ARCH_SUPPORTS
bool
default y
# Nios2 toolchains produce non working binaries with -fPIC
depends on !BR2_nios2
config BR2_PIC_PIE
bool "Build code with PIC/PIE"
depends on BR2_PIC_PIE_ARCH_SUPPORTS
depends on BR2_SHARED_LIBS
depends on BR2_TOOLCHAIN_SUPPORTS_PIE
help
@@ -724,7 +729,7 @@ config BR2_PIC_PIE
Position-Independent Executables (PIE).
comment "PIC/PIE needs a toolchain w/ PIE"
depends on !BR2_nios2
depends on BR2_PIC_PIE_ARCH_SUPPORTS
depends on BR2_SHARED_LIBS
depends on !BR2_TOOLCHAIN_SUPPORTS_PIE
@@ -811,7 +816,7 @@ config BR2_RELRO_PARTIAL
config BR2_RELRO_FULL
bool "Full"
depends on !BR2_nios2 # BR2_PIC_PIE
depends on BR2_PIC_PIE_ARCH_SUPPORTS
depends on BR2_TOOLCHAIN_SUPPORTS_PIE
select BR2_PIC_PIE
help
@@ -820,7 +825,7 @@ config BR2_RELRO_FULL
program loading, i.e every time an executable is started.
comment "RELRO Full needs a toolchain w/ PIE"
depends on !BR2_nios2
depends on BR2_PIC_PIE_ARCH_SUPPORTS
depends on !BR2_TOOLCHAIN_SUPPORTS_PIE
endchoice