Re: test palette rgb

[Petr M. <mi...@ph...>]

> On Tuesday 25 November 2003 05:58, Petr Mikulik wrote:
> > > <stdio.h>: FILE *tmpfile(void)
> >
> > Unfortunately this does not provide name of the file which I could use
> > in plot 'tmp_file1'
>
> You wouldn't need a file name if you wrote the data as an in-line command:
>   plot '-'
>   xx xx xx
>   xx xx xx
>   E
> and then passed the FILE pointer directly to load_file().
>
> So the code would look like:
> 	pre1 = tmpfile();  data = tmpfile(); post1 = tmpfile();
> 	fprintf(pre1, buf1);	/* write preliminary commands */
> 	fprintf(data, buf2);	/* write inline data for plot */
> 	fprintf(post1, buf3);	/* write any trailing commands */
> 	rewind(pre1); rewind(data); rewind(post1);
> 	load_file(pre1, ...);
> 	load_file(data, ...);
> 	load_file(post1, ...);
>
>
> > 	save set 'tmp_file2'
>
> A similar trick should work here:
> 	save_set(savefp=tmpfile());
> 	...
> 	load_file(savefp, ...);

In the final rework, it turned out that it is sufficient to use only one
temporary file once submitted to load_file().

---
Petr Mikulik