Re: Conditionally declaring a BOOL in a .m file to be accessed in a .c function
Re: Conditionally declaring a BOOL in a .m file to be accessed in a .c function
- Subject: Re: Conditionally declaring a BOOL in a .m file to be accessed in a .c function
- From: Ryan Dignard <email@hidden>
- Date: Tue, 20 Sep 2016 09:58:25 -0700
This doesn't work?
in the .m file at file scope
BOOL condition = NO;
in the .c file at file scope
extern BOOL condition;
On Tue, Sep 20, 2016 at 8:14 AM, Alex Zavatone <email@hidden> wrote:
> I've been beating my head against the wall on this one.
>
> I'm trying to evaluate a condition and declare or conditionally #define a
> macro within an Objective-C method function that can be checked within a c
> function.
>
> Ideally, I'd just like a #define, but this
> like it to be a BOOL or, since this is going to be checked in c, a bool.
>
> I've tried all sorts of combinations of #define and extern and checking
> with #if and #ifdef if I can even get this to compile.
>
> The C file can't import the header of the Obj-C file or else I've got a
> few hundred errors on my hands.
>
> I can't even get the #define to be recognized in the C file.
>
> Any pointers here on how to proceed?
>
> Goal:
> I'm looking to declare or define a "thing" from a .m method that is scoped
> so that it can be checked within a c file that can not import the .h file
> for that .m file.
>
> Will I need an intermediate file and class for this?
>
> Thanks.
> Alex Zavatone
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