Sets file_info in compressor. If non-NULL, and compressor's
format property is G_ZLIB_COMPRESSOR_FORMAT_GZIP,
it will be used to set the file name and modification time in
the GZIP header of the compressed data.
Note: it is an error to call this function while a compression is in
progress; it may only be called immediately after creation of compressor,
or after resetting it with g_converter_reset().
Sets file_info in compressor. If non-NULL, and compressor's format property is G_ZLIB_COMPRESSOR_FORMAT_GZIP, it will be used to set the file name and modification time in the GZIP header of the compressed data.
Note: it is an error to call this function while a compression is in progress; it may only be called immediately after creation of compressor, or after resetting it with g_converter_reset().