chengruo

use option “all” but only the end page

1

``` while (1) { size_t _wr_len = snprintf(svgFilenameBuffer, svgFilenameBufLen, svgFilename, pageInd + 1); if (_wr_len >= svgFilenameBufLen) { svgFilenameBufLen = _wr_len + 1; svgFilenameBuffer = (char*)realloc(svgFilenameBuffer, svgFilenameBufLen); assert(svgFilenameBuffer != NULL);...