Re: Returning a char from a C-language function

"I. B." <i.bre@live.com> writes:
> I have a small problem when trying to make a C-language function to return one character. The code is very simple and
that'swhat's making it so strange. 

> CREATE FUNCTION val(ibool)
>      RETURNS char

You need to write "char", with the quotes.  Without the quotes the type
name is taken as CHARACTER(1), ie what's internally called BpChar.
Totally different animal.

            regards, tom lane