zig

commit 901bf0a2e2821caa1087b03ed308700ec9135c87 (tree)
parent 73b9f657460b040eaed4145a88f76db997d73987
Author: Jakub Konka <kubkon@jakubkonka.com>
Date:   Mon, 10 Aug 2020 20:44:22 +0200

Convert prefix from u8 to u16 programmatically

Diffstat:
M
lib/std/os/windows.zig
 | 
5
++++-

1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/std/os/windows.zig b/lib/std/os/windows.zig
@@ -1002,7 +1002,10 @@ pub fn GetFinalPathNameByHandle(
 
                 // Look for `\DosDevices\` prefix. We don't really care if there are more than one symlinks
                 // with traditional DOS drive letters, so pick the first one available.
-                const prefix = &[_]u16{ '\\', 'D', 'o', 's', 'D', 'e', 'v', 'i', 'c', 'e', 's', '\\' };
+                const prefix_u8 = "\\DosDevices\\";
+                var prefix_buf_u16: [prefix_u8.len]u16 = undefined;
+                const prefix_len_u16 = std.unicode.utf8ToUtf16Le(prefix_buf_u16[0..], prefix_u8[0..]) catch unreachable;
+                const prefix = prefix_buf_u16[0..prefix_len_u16];
 
                 if (std.mem.startsWith(u16, symlink, prefix)) {
                     const drive_letter = symlink[prefix.len..];