tcp_wrappers

[Arjen Bax]

Aloha,

Jacek Trzcinski [ mailto:jacek@certum.pl ] wrote on Tuesday, March 27,
2001 3:53 PM:

> I had to change to:
> 
> if (errno < _sys_nerr && errno > 0) 
> {
> strcpy(bp, _sys_errlist[errno]);
> } else 
> { 
> sprintf(bp, "Unknown error %d", errno);
> }
> Does anybody know it can be made simpler ( with minimal changes). It
> seems to be typical names problem. This changes I made looking at
> libcygwin.a and watching what are correct names of needed variables.

This looks exactly like the implementation of the standard function
strerror() to me, so it could be replaced by:

    #include <string.h>

    strcpy(bp, strerror(errno));

Of course, look out for overflow of your buffer bp[], but you already
knew that ;-).

HTH,

Arjen Bax
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