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dragonfly: port std.Thread.setname/getname

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Michael Dusan 2021-10-07 14:31:05 -04:00
parent 601ac82041
commit d621f4322b
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2 changed files with 25 additions and 0 deletions
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22
lib/std/Thread.zig
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@ -41,6 +41,7 @@ pub const max_name_len = switch (target.os.tag) {
.netbsd => 31,
.freebsd => 15,
.openbsd => 31,
.dragonfly => 1023,
.solaris => 31,
else => 0,
};
@ -130,6 +131,17 @@ pub fn setName(self: Thread, name: []const u8) SetNameError!void {
std.c.pthread_set_name_np(self.getHandle(), name_with_terminator.ptr);
},
.dragonfly => if (use_pthreads) {
const err = std.c.pthread_setname_np(self.getHandle(), name_with_terminator.ptr);
switch (err) {
.SUCCESS => return,
.INVAL => unreachable,
.FAULT => unreachable,
.NAMETOOLONG => unreachable, // already checked
.SRCH => unreachable,
else => |e| return os.unexpectedErrno(e),
}
},
else => return error.Unsupported,
}
}
@ -219,6 +231,16 @@ pub fn getName(self: Thread, buffer_ptr: *[max_name_len:0]u8) GetNameError!?[]co
std.c.pthread_get_name_np(self.getHandle(), buffer.ptr, max_name_len + 1);
return std.mem.sliceTo(buffer, 0);
},
.dragonfly => if (use_pthreads) {
const err = std.c.pthread_getname_np(self.getHandle(), buffer.ptr, max_name_len + 1);
switch (err) {
.SUCCESS => return std.mem.sliceTo(buffer, 0),
.INVAL => unreachable,
.FAULT => unreachable,
.SRCH => unreachable,
else => |e| return os.unexpectedErrno(e),
}
},
else => return error.Unsupported,
}
}

3
lib/std/c/dragonfly.zig
View File

@ -33,6 +33,9 @@ pub const pthread_attr_t = extern struct { // copied from freebsd
pub const sem_t = ?*opaque {};
pub extern "c" fn pthread_setname_np(thread: std.c.pthread_t, name: [*:0]const u8) E;
pub extern "c" fn pthread_getname_np(thread: std.c.pthread_t, name: [*:0]u8, len: usize) E;
// See:
// - https://gitweb.dragonflybsd.org/dragonfly.git/blob/HEAD:/include/unistd.h
// - https://gitweb.dragonflybsd.org/dragonfly.git/blob/HEAD:/sys/sys/types.h