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> in the first case only a will be a pointer and in the second case both c and d will be a pointer.that's what it means.
Like I said, easier to figure out.
By the way, you're wrong.

a and c a...

> and i would like to know one more thing.is there any difference between char* a and char *a?
Semantically, no.

But from a style point of view,


char *a, b;
char* c, d;

you have a...

So is strcpy() a blessed function that knows about the weird architecture, and can presumably cope with copying a string declared as a constant in one address space to a variable in another address...

> It explained that "CCS doesn't permit pointers to constant strings. You have to copy the string to a ram buffer first."
WTF PoS compiler is this!?
The compiler is very close to being 100% ANSI...

What is in pic.h (post the contents) ?

If there is some incomplete declaration at the end of that file (I assume it's yours, because you use "" to include it, and not <>), then that will spill...

I've no idea.
Apart from all the PIC stuff, the code itself looks valid enough, and I can compile that part of it without any trouble.

Try posting your error messages.

From the look of things (assuming your undeclared gsm variable is a FILE*), that your printf calls should be fprintf

Also, main returns int, not void