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Dir.realpathW: remove redundant buffer/copy

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This same change was applied in 69007f096177143086e28da0dc1a0eff4efcc52c but accidentally reverted in 7bf740ee718f4b6109cd9fe7014d1784d48ada48
This commit is contained in:
Ryan Liptak 2025-10-10 03:53:12 -07:00
parent 9aeabad519
commit d629a146f5
1 changed files with 5 additions and 8 deletions
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13
lib/std/fs/Dir.zig
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@ -1433,16 +1433,13 @@ pub fn realpathZ(self: Dir, pathname: [*:0]const u8, out_buffer: []u8) RealPathE
/// See also `Dir.realpath`, `realpathW`.
pub fn realpathW(self: Dir, pathname: []const u16, out_buffer: []u8) RealPathError![]u8 {
var wide_buf: [std.os.windows.PATH_MAX_WIDE]u16 = undefined;
const wide_slice = try self.realpathW2(pathname, &wide_buf);
var big_out_buf: [fs.max_path_bytes]u8 = undefined;
const end_index = std.unicode.wtf16LeToWtf8(&big_out_buf, wide_slice);
if (end_index > out_buffer.len)
return error.NameTooLong;
const result = out_buffer[0..end_index];
@memcpy(result, big_out_buf[0..end_index]);
return result;
const len = std.unicode.calcWtf8Len(wide_slice);
if (len > out_buffer.len) return error.NameTooLong;
const end_index = std.unicode.wtf16LeToWtf8(&out_buffer, wide_slice);
return out_buffer[0..end_index];
}
/// Windows-only. Same as `Dir.realpath` except