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std.builtin.panic(uefi): also output to con_out

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Yusuf Bham 2024-02-16 14:04:42 -05:00 committed by Veikka Tuominen
parent 1fc42ed3e7
commit c16aeda8a6
1 changed files with 9 additions and 4 deletions
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13
lib/std/builtin.zig
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@ -830,10 +830,15 @@ pub fn default_panic(msg: []const u8, error_return_trace: ?*StackTrace, ret_addr
const exit_data = ExitData.create_exit_data(msg, &exit_size) catch null; const exit_data = ExitData.create_exit_data(msg, &exit_size) catch null;
if (exit_data) |data| { if (exit_data) |data| {
if (uefi.system_table.std_err) |out| { // Output to both std_err and con_out, as std_err is easier
_ = out.setAttribute(uefi.protocol.SimpleTextOutput.red); // to read in stuff like QEMU at times, but, unlike con_out,
_ = out.outputString(data); // isn't visible on actual hardware if directly booted into
_ = out.setAttribute(uefi.protocol.SimpleTextOutput.white); inline for ([_]?*uefi.protocol.SimpleTextOutput{ uefi.system_table.std_err, uefi.system_table.con_out }) |o| {
if (o) |out| {
_ = out.setAttribute(uefi.protocol.SimpleTextOutput.red);
_ = out.outputString(data);
_ = out.setAttribute(uefi.protocol.SimpleTextOutput.white);
}
} }
} }