diff options
Diffstat (limited to 'win32/win32.c')
-rw-r--r-- | win32/win32.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/win32/win32.c b/win32/win32.c index 7d589ec593..d7f12d3f0b 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -2432,3 +2432,51 @@ win32_getenv(const char *name) return curitem; } + +int +myrename(const char *oldpath, const char *newpath) +{ + int res = 0; + int oldatts; + int newatts; + + oldatts = GetFileAttributes(oldpath); + newatts = GetFileAttributes(newpath); + + if (oldatts == -1) { + printf("file to move doesn't exist"); + return -1; + } + + if (newatts != -1 && newatts & FILE_ATTRIBUTE_READONLY) + SetFileAttributesA(newpath, newatts & ~ FILE_ATTRIBUTE_READONLY); + + if (!MoveFile(oldpath, newpath)) + res = -1; + + if (res == 0 || (GetLastError() != ERROR_ALREADY_EXISTS + && GetLastError() != ERROR_FILE_EXISTS)) + goto done; + + if (IsWinNT()) { + if (MoveFileEx(oldpath, newpath, MOVEFILE_REPLACE_EXISTING)) + res = 0; + } else { + for (;;) { + if (!DeleteFile(newpath) && GetLastError() != ERROR_FILE_NOT_FOUND) + break; + else if (MoveFile(oldpath, newpath)) { + res = 0; + break; + } + } + } + +done: + if (res) + errno = GetLastError(); + else + SetFileAttributes(newpath, oldatts); + + return res; +} |