file_magic_write()

void datrw::util::file_magic_write	(	std::ostream &	os,
		const char *const	cmagic,
		const bool &	fortranmode = false
	)

write magic number to file

Write magic number to file. ,.

Parameters

os	output stream to write to
cmagic	4-byte character sequence representing magic number (most restrictive: pass a const pointer to a const char) is pointer to character array of size sizeof(int)
fortranmode	use Fortran binary I/O if true

Definition at line 128 of file bytesex.cc.

References datrw::util::IOUnion< T >::bytes, magic(), and datrw::util::IOUnion< T >::value.

Referenced by datrw::binary::obinstream::obinstream().

    {
      IOUnion<int> ifour, imagic;
      ifour.value=sizeof(int);
      imagic.value=magic(cmagic);
      if (fortranmode) os.write(ifour.bytes, sizeof(int));
      os.write(imagic.bytes, sizeof(int));
      if (fortranmode) os.write(ifour.bytes, sizeof(int));
    } // file_magic_write()

Here is the call graph for this function:

Here is the caller graph for this function: