make – and how to use it behind a firewallmake is a powerful tool which allows you to build a port by issuing a single command. If makecant find the source files it needs, it goes out onto the Internet to get them. However, if you are behind a firewall, there are a couple of things you should set in order for make to do it’s job.
If you get the following message when you use fetch, then I suspect you are behind a firewall:
fetch: ftp://ftp.freebsd.org/pub/FreeBSD/distfiles//donkey-0.5.tar.gz: FTP error: fetch: Can't open data connection >> Couldn't fetch it - please try to retrieve this >> port manually into /usr/ports/distfiles/ and try again.*** Error code 1
If you are encountering an error message which is similar to the above, then try this simple test:
fetch -p <file>
If this succeeds, then the following lines added to /etc/make.conf should solve the problem:
fetch allows you to retrieve a file by supplying a URL (Uniform Resource Locator). It is very useful and powerful tool. It effectively automates an anonymous FTP session. It works for both ftp and http.