opensource

Cross compiling openssl - How to cross compile openssl

openssl doesn't use the standard ./configure && make setup, but configuring and cross compiling is amazingly simple.

Three simple steps.

  • Set the host/compiler prefix.

Here it is important not to miss the '-' on the end of the host prefix eg:

export cross=mipsel-linux-

  • Configure openssl.

Note the uppercase 'C' in Configure.

./Configure dist

  • Make openssl libs.

make CC="${cross}gcc" AR="${cross}ar r" RANLIB="${cross}ranlib"

Now copy the headers and libs as needed.

Open Source Self Replicating 3D Printer

Well we've heard about 3D printers before, but an open source, self replicating 3D printer sounds like just what we need.

The guys at http://reprap.org/ have done just that, created an open source 3D printer that can print a good portion of the parts required to make one.

To call it replicating is a bit of a stretch, but it's a start. Once it can build an entire machine, only then am I happy to give it replication status.

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