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const system = switch(@compileVar("os")) {
Os.linux => @import("linux.zig"),
Os.darwin => @import("darwin.zig"),
else => @compileError("Unsupported OS"),
};
const errno = @import("errno.zig");
error Unexpected;
pub fn getRandomBytes(buf: []u8) -> %void {
while (true) {
const ret = switch (@compileVar("os")) {
Os.linux => system.getrandom(buf.ptr, buf.len, 0),
Os.darwin => system.getrandom(buf.ptr, buf.len),
else => @compileError("unsupported os"),
};
const err = system.getErrno(ret);
if (err > 0) {
return switch (err) {
errno.EINVAL => @unreachable(),
errno.EFAULT => @unreachable(),
errno.EINTR => continue,
else => error.Unexpected,
}
}
return;
}
}
pub coldcc fn abort() -> unreachable {
switch (@compileVar("os")) {
Os.linux, Os.darwin => {
_ = system.raise(system.SIGABRT);
_ = system.raise(system.SIGKILL);
while (true) {}
},
else => @compileError("unsupported os"),
}
}
|
