Function FIO_removeFile

freebsd/contrib/zstd/programs/fileio.c:565–584

-************************************* * Functions ***************************************/ FIO_removeFile() : * @result : Unlink `fileName`, even if it's read-only */

/** FIO_removeFile() :
 * @result : Unlink `fileName`, even if it's read-only */
static int FIO_removeFile(const char* path)
{
    stat_t statbuf;
    if (!UTIL_stat(path, &statbuf)) {
        DISPLAYLEVEL(2, "zstd: Failed to stat %s while trying to remove it\n", path);
        return 0;
    }
    if (!UTIL_isRegularFileStat(&statbuf)) {
        DISPLAYLEVEL(2, "zstd: Refusing to remove non-regular file %s\n", path);
        return 0;
    }
#if defined(_WIN32) || defined(WIN32)
    /* windows doesn't allow remove read-only files,
     * so try to make it writable first */
    if (!(statbuf.st_mode & _S_IWRITE)) {
        UTIL_chmod(path, &statbuf, _S_IWRITE);
    }
#endif
    return remove(path);
}

/** FIO_openSrcFile() :
 *  condition : `srcFileName` must be non-NULL.