zig/std/special/panic.zig
2019-03-02 15:34:58 -05:00

26 lines
861 B
Zig

// This file is the default panic handler if the root source file does not
// have a `pub fn panic`.
// If this file wants to import other files *by name*, support for that would
// have to be added in the compiler.
const builtin = @import("builtin");
const std = @import("std");
pub fn panic(msg: []const u8, error_return_trace: ?*builtin.StackTrace) noreturn {
@setCold(true);
switch (builtin.os) {
// TODO: fix panic in zen.
builtin.Os.freestanding, builtin.Os.zen => {
while (true) {}
},
builtin.Os.uefi => {
// TODO look into using the debug info and logging helpful messages
std.os.abort();
},
else => {
const first_trace_addr = @returnAddress();
std.debug.panicExtra(error_return_trace, first_trace_addr, "{}", msg);
},
}
}