[Beowulf] Stupid MPI programming question
Fred L Youhanaie
fly at anydata.co.uk
Thu Sep 28 03:01:47 EDT 2006
(this is one of those me too replies ;-)
I've always found perror very handy, e.g.
mkdir_return = mkdir(fullpath,0777);
Joe Landman wrote:
> Mark Hahn wrote:
>>> #include <errno.h>
>>> extern int errno;
>> IMO, it's bad practice to put externs in your code when a header already
>> declares them... and indeed, the header _should_ contain externs for any
>> exported symbols...
>> also, "man 3 strerror" ;)
> Heh... I just cut and pasted the synopsis. Good point/catch.
>> regards, mark hahn.
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