meson: Test correct efi linker for supported args

Fixes: #24241
This commit is contained in:
Jan Janssen 2022-08-09 10:32:41 +02:00
parent b34242591d
commit 6a941db798

View file

@ -266,11 +266,19 @@ efi_ldflags = [
efi_crt0,
]
possible_link_flags = [
'-Wl,--no-warn-execstack',
'-Wl,--no-warn-rwx-segments',
]
efi_ldflags += cc.get_supported_link_arguments(possible_link_flags)
foreach arg : ['-Wl,--no-warn-execstack',
'-Wl,--no-warn-rwx-segments']
# We need to check the correct linker for supported args. This is what
# cc.has_multi_link_arguments() is for, but it helpfully overrides our
# choice of linker by putting its own -fuse-ld= arg after ours.
if run_command('bash', '-c',
'exec "$@" -x c -o/dev/null <(echo "int main(void){return 0;}")' +
' -fuse-ld=' + efi_ld + ' -Wl,--fatal-warnings ' + arg,
'bash', cc.cmd_array(),
check : false).returncode() == 0
efi_ldflags += arg
endif
endforeach
if efi_arch[1] in ['aarch64', 'arm', 'riscv64']
efi_ldflags += ['-shared']