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How do I exec thee? Let me count the ways...

Published , updated

One of the strengths of Tcl is the ease of integration with other software, whether they be COM components, libraries or even executable programs that are not designed for interaction with other programs. Here we look the facilities Tcl offers related to the last of these -- running external programs and optionally interacting with them using standard I/O mechanisms.

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Building OpenSSL and TLS on Windows

Published , updated

This post may be partially, or even completely, out of date. Both OpenSSL and the TLS extension have had major updates since it was written.

Building the Tcl TLS extension on Unix/Linux is straightforward because OpenSSL libraries are already present and installed. It's a different matter on Windows where you need to build OpenSSL yourself. This short article describes the process.

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