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cleanup, and disable threading completely.

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Signed-off-by: Takeshi Yoneda <takeshi@tetrate.io>
This commit is contained in:
Takeshi Yoneda 2021-06-15 09:28:19 +09:00
parent bc64664a0c
commit 1795472eb7
1 changed files with 9 additions and 12 deletions
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21
src/libcxx.zig
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@ -139,9 +139,8 @@ pub fn buildLibCXX(comp: *Compilation) !void {
}
if (target.os.tag == .wasi) {
try cflags.append("-D_LIBCPP_HAS_MUSL_LIBC");
// WASI doesn't support thread yet.
try cflags.append("-D_LIBCPP_HAS_NO_THREADS");
try cflags.append("-D_LIBCPP_ABI_VERSION=2");
try cflags.append("-fno-exceptions");
}
@ -253,29 +252,27 @@ pub fn buildLibCXXABI(comp: *Compilation) !void {
var cflags = std.ArrayList([]const u8).init(arena);
if (target.os.tag == .wasi) {
if (std.mem.startsWith(u8, cxxabi_src, "src/cxa_thread_atexit.cpp"))
// WASI doesn't support thread yet.
if (std.mem.startsWith(u8, cxxabi_src, "src/cxa_thread_atexit.cpp") or
std.mem.startsWith(u8, cxxabi_src, "src/cxa_exception.cpp") or
std.mem.startsWith(u8, cxxabi_src, "src/cxa_personality.cpp"))
continue;
if (std.mem.startsWith(u8, cxxabi_src, "src/cxa_exception.cpp"))
continue;
if (std.mem.startsWith(u8, cxxabi_src, "src/cxa_personality.cpp"))
continue;
try cflags.append("-D_LIBCXXABI_HAS_NO_THREADS");
// Also, exception is not supported yet.
try cflags.append("-fno-exceptions");
} else {
try cflags.append("-DHAVE___CXA_THREAD_ATEXIT_IMPL");
try cflags.append("-D_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS");
}
try cflags.append("-D_LIBCPP_DISABLE_EXTERN_TEMPLATE");
try cflags.append("-D_LIBCPP_ENABLE_CXX17_REMOVED_UNEXPECTED_FUNCTIONS");
try cflags.append("-D_LIBCXXABI_BUILDING_LIBRARY");
try cflags.append("-D_LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS");
try cflags.append("-D_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS");
try cflags.append("-fvisibility=hidden");
try cflags.append("-fvisibility-inlines-hidden");
if (target.abi.isMusl() or target.os.tag == .wasi) {
if (target.abi.isMusl()) {
try cflags.append("-D_LIBCPP_HAS_MUSL_LIBC");
}