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Docs: Clarify a comment about wp_opcache_invalidate() in _copy_dir().

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Follow-up to [48160].

See #52628.

git-svn-id: https://develop.svn.wordpress.org/trunk@50460 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Sergey Biryukov 2021-03-01 10:36:29 +00:00
parent 9ca0ce7275
commit f2367e643b
1 changed files with 5 additions and 2 deletions
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7
src/wp-admin/includes/update-core.php
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@ -937,7 +937,7 @@ function update_core( $from, $to ) {
* Import $wp_version, $required_php_version, and $required_mysql_version from the new version.
* DO NOT globalise any variables imported from `version-current.php` in this function.
*
* BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8
* BC Note: $wp_filesystem->wp_content_dir() returned unslashed pre-2.8.
*/
$versions_file = trailingslashit( $wp_filesystem->wp_content_dir() ) . 'upgrade/version-current.php';
if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $versions_file ) ) {
@ -1373,7 +1373,10 @@ function _copy_dir( $from, $to, $skip_list = array() ) {
}
}
// `wp_opcache_invalidate()` only exists in WordPress 5.5, so don't run it when upgrading to 5.5.
/*
* `wp_opcache_invalidate()` only exists in WordPress 5.5 or later,
* so don't run it when upgrading from older versions.
*/
if ( function_exists( 'wp_opcache_invalidate' ) ) {
wp_opcache_invalidate( $to . $filename );
}