Various posts on things related to C programming
A real gotcha! (well, it got me) I recently built Cairo 1.12.16 as a Windows .lib file using Visual Studio. Somewhat of a painful process but it seems to work fine. One detail that caught me out (and took hours…
Introduction: From WEB to C, a bit of history/background For some time I’d wanted to build TeX (the original Knuth version) from the WEB source code, but the relatively complex process to generate C from WEB meant it was…
Regular expressions are part of many programmer’s toolkit but they can be quite fiddly to get right. At the moment, I’m trying to “sanitize” the C code generated for TeX (via Web2C) by post-processing the TeX.c file to make the…
TeX uses the concept of “badness” as a measure of how much the glue in a box has to stretch or shrink. In the following C function, t is the difference between the total of the natural sizes (N) of…
Just a brief post, partly to record this for my own use. If you read the source code of TeX you will see references to a data structure called a memoryword. It is very carefully defined in the source file…
Building on the work of porting LuaTeX to build on Windows I decided to explore adding HarfBuzz to provide Arabic shaping. The excellent HarfBuzz API lends itself to some interesting solutions so here’s a quick post to show some early…