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std.Thread.setName/getName: remove wrong error handling

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std.posix.prctl already does error handling.
According to the man page PR_SET_NAME(2const), 0 is returned on success.
This commit is contained in:
rpkak
2025-11-28 17:26:43 +01:00
committed by Alex Rønne Petersen
parent 4431ca28b8
commit 8f6bad065e
1 changed files with 4 additions and 10 deletions
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lib/std/Thread.zig
+4 -10
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@@ -63,11 +63,8 @@ pub fn setName(self: Thread, io: Io, name: []const u8) SetNameError!void {
.linux => if (use_pthreads) {
if (self.getHandle() == std.c.pthread_self()) {
// Set the name of the calling thread (no thread id required).
const err = try posix.prctl(.SET_NAME, .{@intFromPtr(name_with_terminator.ptr)});
switch (@as(posix.E, @enumFromInt(err))) {
.SUCCESS => return,
else => |e| return posix.unexpectedErrno(e),
}
assert(try posix.prctl(.SET_NAME, .{@intFromPtr(name_with_terminator.ptr)}) == 0);
return;
} else {
const err = std.c.pthread_setname_np(self.getHandle(), name_with_terminator.ptr);
switch (@as(posix.E, @enumFromInt(err))) {
@@ -167,11 +164,8 @@ pub fn getName(self: Thread, buffer_ptr: *[max_name_len:0]u8) GetNameError!?[]co
.linux => if (use_pthreads) {
if (self.getHandle() == std.c.pthread_self()) {
// Get the name of the calling thread (no thread id required).
const err = try posix.prctl(.GET_NAME, .{@intFromPtr(buffer.ptr)});
switch (@as(posix.E, @enumFromInt(err))) {
.SUCCESS => return std.mem.sliceTo(buffer, 0),
else => |e| return posix.unexpectedErrno(e),
}
assert(try posix.prctl(.GET_NAME, .{@intFromPtr(buffer.ptr)}) == 0);
return std.mem.sliceTo(buffer, 0);
} else {
const err = std.c.pthread_getname_np(self.getHandle(), buffer.ptr, max_name_len + 1);
switch (@as(posix.E, @enumFromInt(err))) {