Fix Windows build

lib/std/fs.zig

@@ -1720,12 +1720,12 @@ pub const SymlinkFlags = struct {
 /// See also `symLinkAbsoluteZ` and `symLinkAbsoluteW`.
 pub fn symLinkAbsolute(target_path: []const u8, sym_link_path: []const u8, flags: SymlinkFlags) !void {
     if (builtin.os.tag == .wasi) {
-        @compileError("symLink is not supported in WASI");
+        @compileError("symLinkAbsolute is not supported in WASI");
     }
     assert(path.isAbsolute(target_path));
     assert(path.isAbsolute(sym_link_path));
     if (builtin.os.tag == .windows) {
-        return os.windows.CreateSymbolicLink(target_path, sym_link_path, flags.is_directory);
+        return os.windows.CreateSymbolicLink(sym_link_path, target_path, flags.is_directory);
     }
     return os.symlink(target_path, sym_link_path);
 }
@@ -1737,7 +1737,7 @@ pub fn symLinkAbsolute(target_path: []const u8, sym_link_path: []const u8, flags
 pub fn symLinkAbsoluteW(target_path_w: [*:0]const u16, sym_link_path_w: [*:0]const u16, flags: SymlinkFlags) !void {
     assert(path.isAbsoluteWindowsW(target_path_w));
     assert(path.isAbsoluteWindowsW(sym_link_path_w));
-    return os.windows.CreateSymbolicLinkW(target_path_w, sym_link_path_w, flags.is_directory);
+    return os.windows.CreateSymbolicLinkW(sym_link_path_w, target_path_w, flags.is_directory);
 }
 
 /// Same as `symLinkAbsolute` except the parameters are null-terminated pointers.
@@ -1748,7 +1748,7 @@ pub fn symLinkAbsoluteZ(target_path_c: [*:0]const u8, sym_link_path_c: [*:0]cons
     if (builtin.os.tag == .windows) {
         const target_path_w = try os.windows.cStrToWin32PrefixedFileW(target_path_c);
         const sym_link_path_w = try os.windows.cStrToWin32PrefixedFileW(sym_link_path_c);
-        return os.windows.CreateSymbolicLinkW(target_path_w.span().ptr, sym_link_path_w.span().ptr, flags.is_directory);
+        return os.windows.CreateSymbolicLinkW(sym_link_path_w.span().ptr, target_path_w.span().ptr, flags.is_directory);
     }
     return os.symlinkZ(target_path_c, sym_link_path_c);
 }

lib/std/os/test.zig

@@ -27,7 +27,7 @@ test "symlink with relative paths" {
     try cwd.writeFile("file.txt", "nonsense");
 
     if (builtin.os.tag == .windows) {
-        try os.windows.CreateSymbolicLink("file.txt", "symlinked", false);
+        try os.windows.CreateSymbolicLink("symlinked", "file.txt", false);
     } else {
         try os.symlink("file.txt", "symlinked");
     }

lib/std/os/windows.zig

@@ -602,7 +602,15 @@ pub fn GetCurrentDirectory(buffer: []u8) GetCurrentDirectoryError![]u8 {
     return buffer[0..end_index];
 }
 
-pub const CreateSymbolicLinkError = error{ AccessDenied, PathAlreadyExists, FileNotFound, Unexpected };
+pub const CreateSymbolicLinkError = error{
+    AccessDenied,
+    PathAlreadyExists,
+    FileNotFound,
+    NameTooLong,
+    InvalidUtf8,
+    BadPathName,
+    Unexpected
+};
 
 pub fn CreateSymbolicLink(
     sym_link_path: []const u8,