arch: introduce BR2_BINFMT_SUPPORTS_SHARED

In preparation for the refactoring of the static/shared library
support, we add a BR2_BINFMT_SUPPORTS_SHARED hidden option that binary
formats supporting shared libraries should select.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
This commit is contained in:
Thomas Petazzoni 2014-12-03 22:41:32 +01:00
parent c1a38829e7
commit b85837e5d6

View File

@ -251,6 +251,10 @@ config BR2_GCC_TARGET_MODE
config BR2_ARCH_HAS_ATOMICS config BR2_ARCH_HAS_ATOMICS
bool bool
# Must be selected by binary formats that support shared libraries.
config BR2_BINFMT_SUPPORTS_SHARED
bool
# Set up target binary format # Set up target binary format
choice choice
prompt "Target Binary Format" prompt "Target Binary Format"
@ -261,6 +265,7 @@ choice
config BR2_BINFMT_ELF config BR2_BINFMT_ELF
bool "ELF" bool "ELF"
depends on !BR2_bfin && !BR2_m68k depends on !BR2_bfin && !BR2_m68k
select BR2_BINFMT_SUPPORTS_SHARED
help help
ELF (Executable and Linkable Format) is a format for libraries and ELF (Executable and Linkable Format) is a format for libraries and
executables used across different architectures and operating executables used across different architectures and operating
@ -269,6 +274,7 @@ config BR2_BINFMT_ELF
config BR2_BINFMT_FDPIC config BR2_BINFMT_FDPIC
bool "FDPIC" bool "FDPIC"
depends on BR2_bfin depends on BR2_bfin
select BR2_BINFMT_SUPPORTS_SHARED
help help
ELF FDPIC binaries are based on ELF, but allow the individual load ELF FDPIC binaries are based on ELF, but allow the individual load
segments of a binary to be located in memory independently of each segments of a binary to be located in memory independently of each
@ -307,6 +313,7 @@ config BR2_BINFMT_FLAT_SEP_DATA
config BR2_BINFMT_FLAT_SHARED config BR2_BINFMT_FLAT_SHARED
bool "Shared binary" bool "Shared binary"
depends on BR2_bfin || BR2_m68k depends on BR2_bfin || BR2_m68k
select BR2_BINFMT_SUPPORTS_SHARED
help help
Allow to load and link indiviual FLAT binaries at run time. Allow to load and link indiviual FLAT binaries at run time.