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authorThomas Munro <tmunro@postgresql.org>2022-08-06 12:02:43 +1200
committerThomas Munro <tmunro@postgresql.org>2022-08-06 12:50:59 +1200
commit5fc88c5d53e43fa7dcea93499d230a0bf70f4f77 (patch)
treeaf3b996847cc5e5844689aae67aaa100ea5516ae /src/bin/pg_rewind/file_ops.c
parentf357233c9db8be2a015163da8e1ab0630f444340 (diff)
downloadpostgresql-5fc88c5d53e43fa7dcea93499d230a0bf70f4f77.tar.gz
postgresql-5fc88c5d53e43fa7dcea93499d230a0bf70f4f77.zip
Replace pgwin32_is_junction() with lstat().
Now that lstat() reports junction points with S_IFLNK/S_ISLINK(), and unlink() can unlink them, there is no need for conditional code for Windows in a few places. That was expressed by testing for WIN32 or S_ISLNK, which we can now constant-fold. The coding around pgwin32_is_junction() was a bit suspect anyway, as we never checked for errors, and we also know that errors can be spuriously reported because of transient sharing violations on this OS. The lstat()-based code has handling for that. This also reverts 4fc6b6ee on master only. That was done because lstat() didn't previously work for symlinks (junction points), but now it does. Tested-by: Andrew Dunstan <andrew@dunslane.net> Discussion: https://postgr.es/m/CA%2BhUKGLfOOeyZpm5ByVcAt7x5Pn-%3DxGRNCvgiUPVVzjFLtnY0w%40mail.gmail.com
Diffstat (limited to 'src/bin/pg_rewind/file_ops.c')
-rw-r--r--src/bin/pg_rewind/file_ops.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/bin/pg_rewind/file_ops.c b/src/bin/pg_rewind/file_ops.c
index 5e6d8b89c49..db190bcba71 100644
--- a/src/bin/pg_rewind/file_ops.c
+++ b/src/bin/pg_rewind/file_ops.c
@@ -431,11 +431,7 @@ recurse_dir(const char *datadir, const char *parentpath,
/* recurse to handle subdirectories */
recurse_dir(datadir, path, callback);
}
-#ifndef WIN32
else if (S_ISLNK(fst.st_mode))
-#else
- else if (pgwin32_is_junction(fullpath))
-#endif
{
char link_target[MAXPGPATH];
int len;