Re: gcc and idl

[jlaw(at)bsfiles.nerc-bas.ac.uk (John Lawrence)]

In article 446B9B3D@gojira.berkeley.edu, Karl Young <karl@gojira.berkeley.edu> writes:

>Has anyone done this sucessfully (i.e. used IDL with gcc) and if
>so any suggestions, e.g. what flags to use for the compile and
>link steps ? Thanks for any tips,


18 sparc10> cat > quick.c
#include <stdio.h>
int quick(void){
   printf("Quick here") ;
   return 4 ;
}
^C
19 sparc10> gcc -shared -o quick.so quick.c
20 sparc10> idl
IDL. Version 4.0 (sunos sparc).
Copyright 1989-1995, Research Systems, Inc.
All rights reserved.  Unauthorized reproduction prohibited.

IDL> print,call_external("quick.so","quick")
Quick here        4
IDL> exit
21 sparc10>

you mention c++. Have you remembered extern "C"{}.


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