zig

commit 1cdc51ec1012bc2a6d1c115eaaeb24a2a93c26c5 (tree)
parent dd076d8cba226409a00813f3477f55fd2e0eb6e6
Author: Lee Cannon <leecannon@leecannon.xyz>
Date:   Fri,  7 Jan 2022 18:02:43 +0000

handle `error.PathAlreadyExists` in `renameTmpIntoCache`

Diffstat:
M
src/link.zig
 | 
21
+++++++++++++++------

1 file changed, 15 insertions(+), 6 deletions(-)
diff --git a/src/link.zig b/src/link.zig
@@ -672,12 +672,21 @@ pub const File = struct {
         // is not needed we can refactor this into having the frontend do the rename
         // directly, and remove this function from link.zig.
         _ = base;
-        try std.fs.rename(
-            cache_directory.handle,
-            tmp_dir_sub_path,
-            cache_directory.handle,
-            o_sub_path,
-        );
+        while (true) {
+            std.fs.rename(
+                cache_directory.handle,
+                tmp_dir_sub_path,
+                cache_directory.handle,
+                o_sub_path,
+            ) catch |err| switch (err) {
+                error.PathAlreadyExists => {
+                    try cache_directory.handle.deleteTree(o_sub_path);
+                    continue;
+                },
+                else => |e| return e,
+            };
+            break;
+        }
     }
 
     pub fn linkAsArchive(base: *File, comp: *Compilation) !void {