diff options
Diffstat (limited to 'vdso/BUILD')
-rw-r--r-- | vdso/BUILD | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/vdso/BUILD b/vdso/BUILD deleted file mode 100644 index c70bb8218..000000000 --- a/vdso/BUILD +++ /dev/null @@ -1,81 +0,0 @@ -# Description: -# This VDSO is a shared library that provides the same interfaces as the -# normal system VDSO (time, gettimeofday, clock_gettimeofday) but which uses -# timekeeping parameters managed by the sandbox kernel. - -load("//tools:defs.bzl", "cc_flags_supplier", "cc_toolchain", "select_arch", "vdso_linker_option") - -package(licenses = ["notice"]) - -genrule( - name = "vdso", - srcs = [ - "barrier.h", - "compiler.h", - "cycle_clock.h", - "seqlock.h", - "syscalls.h", - "vdso.cc", - "vdso_amd64.lds", - "vdso_arm64.lds", - "vdso_time.h", - "vdso_time.cc", - ], - outs = [ - "vdso.so", - ], - cmd = "$(CC) $(CC_FLAGS) " + - "-I. " + - "-O2 " + - "-std=c++11 " + - "-fPIC " + - "-fno-sanitize=all " + - # Some toolchains enable stack protector by default. Disable it, the - # VDSO has no hooks to handle failures. - "-fno-stack-protector " + - vdso_linker_option + - select_arch( - amd64 = "-m64 ", - arm64 = "", - ) + - "-shared " + - "-nostdlib " + - "-Wl,-soname=linux-vdso.so.1 " + - "-Wl,--hash-style=sysv " + - "-Wl,--no-undefined " + - "-Wl,-Bsymbolic " + - "-Wl,-z,max-page-size=4096 " + - "-Wl,-z,common-page-size=4096 " + - select_arch( - amd64 = "-Wl,-T$(location vdso_amd64.lds) ", - arm64 = "-Wl,-T$(location vdso_arm64.lds) ", - no_match_error = "unsupported architecture", - ) + - "-o $(location vdso.so) " + - "$(location vdso.cc) " + - "$(location vdso_time.cc) " + - "&& $(location :check_vdso) " + - "--check-data " + - "--vdso $(location vdso.so) ", - exec_tools = [ - ":check_vdso", - ], - features = ["-pie"], - toolchains = [ - cc_toolchain, - ":no_pie_cc_flags", - ], - visibility = ["//:sandbox"], -) - -cc_flags_supplier( - name = "no_pie_cc_flags", - features = ["-pie"], -) - -py_binary( - name = "check_vdso", - srcs = ["check_vdso.py"], - python_version = "PY3", - visibility = ["//:sandbox"], -) |