bug #54362 [Filesystem] preserve the file modification time when mirr…

…oring directories (xabbuh)

This PR was merged into the 5.4 branch.

Discussion
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[Filesystem] preserve the file modification time when mirroring directories

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Issues        | Fix #54327
| License       | MIT

Commits
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d232026 preserve the file modification time when mirroring directories

src/Symfony/Component/Filesystem/Filesystem.php

@@ -72,6 +72,9 @@ public function copy(string $originFile, string $targetFile, bool $overwriteNewe
                 // Like `cp`, preserve executable permission bits
                 self::box('chmod', $targetFile, fileperms($targetFile) | (fileperms($originFile) & 0111));
 
+                // Like `cp`, preserve the file modification time
+                self::box('touch', $targetFile, filemtime($originFile));
+
                 if ($bytesCopied !== $bytesOrigin = filesize($originFile)) {
                     throw new IOException(sprintf('Failed to copy the whole content of "%s" to "%s" (%g of %g bytes copied).', $originFile, $targetFile, $bytesCopied, $bytesOrigin), 0, null, $originFile);
                 }