From: Daira Hopwood Date: Tue, 28 Oct 2014 16:52:49 +0000 (+0000) Subject: Using the temporary file flags didn't work. X-Git-Url: https://git.rkrishnan.org/rgr-080307.php?a=commitdiff_plain;h=a4b42152a1c316eaa36b24d9c9ac2d17ce9f238b;p=tahoe-lafs%2Ftahoe-lafs.git Using the temporary file flags didn't work. Signed-off-by: Daira Hopwood --- diff --git a/misc/build_helpers/windows/installer/installer/installer.cpp b/misc/build_helpers/windows/installer/installer/installer.cpp index 7cb53573..e8483f04 100644 --- a/misc/build_helpers/windows/installer/installer/installer.cpp +++ b/misc/build_helpers/windows/installer/installer/installer.cpp @@ -125,18 +125,12 @@ void unzip_from_executable(wchar_t *executable_path, wchar_t *destination_dir) { fail_unless(len < MAX_PATH - wcslen(tmp_filename), "Temporary directory path is too long."); wcscpy(tmp_path + len, tmp_filename); - // "TD" => short-lived temporary file. The D flag ensures that the file is guaranteed - // to be deleted even if we exit suddenly. In order to reliably flush writes but also - // ensure that the temporary file isn't deleted too soon, we duplicate the file handle - // while the file is being unzipped. errno = 0; - FILE *tmp_file = _wfopen(tmp_path, L"wbTD"); + FILE *tmp_file = _wfopen(tmp_path, L"wb"); fail_unless(tmp_file != NULL && errno == 0 && ferror(f) == 0, "Could not open temporary zip file."); - int tmp_file_keepopen = _dup(_fileno(tmp_file)); - fail_unless(errno == 0, "Could not duplicate file descriptor for temporary zip file."); - + // FIXME: delete the temporary file if there is an error. unsigned char buf[16384]; size_t remaining_length = (size_t) zip_length; while (remaining_length > 0) { @@ -154,7 +148,7 @@ void unzip_from_executable(wchar_t *executable_path, wchar_t *destination_dir) { fclose(f); // ignore errors unzip(tmp_path, destination_dir); - _close(tmp_file_keepopen); // ignore errors + _wunlink(tmp_path); // ignore errors } // read unsigned little-endian 32-bit integer