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mingw: Try to delete target directory first.

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When the rename function tries to move a directory it fails if the target
directory exists. It should check if it can delete the (possibly empty)
target directory and then try again to move the directory.

Helped-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: 마누엘 <nalla@users.noreply.github.com>
This commit is contained in:
마누엘
2015-03-06 12:09:51 +01:00
committed by Johannes Schindelin
parent b0878e6870
commit ab774a85b0
1 changed files with 6 additions and 1 deletions
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7
compat/mingw.c
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@@ -1648,7 +1648,12 @@ repeat:
if (gle == ERROR_ACCESS_DENIED &&
(attrs = GetFileAttributesW(wpnew)) != INVALID_FILE_ATTRIBUTES) {
if (attrs & FILE_ATTRIBUTE_DIRECTORY) {
errno = EISDIR;
DWORD attrsold = GetFileAttributesW(wpold);
if (attrsold == INVALID_FILE_ATTRIBUTES ||
!(attrsold & FILE_ATTRIBUTE_DIRECTORY))
errno = EISDIR;
else if (!_wrmdir(wpnew))
goto repeat;
return -1;
}
if ((attrs & FILE_ATTRIBUTE_READONLY) &&