Re: [Rd] Calloc : syntax error

From: Martin Maechler <maechler_at_stat.math.ethz.ch>
Date: Thu 13 Apr 2006 - 15:35:38 GMT

>>>>> "Franck" == Franck Arnaud <franck.arnaud@gmail.com>
>>>>> on Thu, 13 Apr 2006 17:17:14 +0200 writes:

    Franck> Hi, I have issue with Calloc : at the compilation
    Franck> step, gcc tells "error : syntax error before ')'
    Franck> token".  When I use the classical C calloc... free,
    Franck> everything's fine.  Here's the part of code : a =
    Franck> (double*) Calloc(*n,sizeof(double));

    Franck> when i remove this line or replace it with the     Franck> calloc, it's ok

    Franck> Hint : In the header file R.h, there's a line : /*
    Franck> for PROBLEM ... Calloc, Realloc, Free, Memcpy,
    Franck> F77_xxxx */ is it related ?

not at all.

    Franck> Does anyone know ?

yes, everyone even who carefully looks at the corresponding section in the "Writing R Extensions" manual.

Calloc() is used in many places in R and contributed packages.

Hint: It's usage syntax is *different* and slightly simpler

      than the one you used above.
Hint2: A typical use is ' Calloc(n, double); '

    Franck> [[alternative HTML version deleted]]

Hint3: Read the posting guide

       http://www.r-project.org/posting-guide.html
       in order not to produce such as the above line 

Regards, and Happy Easter (to all in the audience), Martin Maechler, ETH Zurich



R-devel@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-devel Received on Fri Apr 14 02:05:36 2006

This archive was generated by hypermail 2.1.8 : Thu 13 Apr 2006 - 18:17:20 GMT