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Practical Programming in Tcl & Tk, Third Edition by Brent B. Welch

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The Patch Releases

There was a hiatus in the development of the 8.0 release as John Ousterhout left Sun Microsystems to form Scriptics Corporation. The 8.0p2 release was made in the Fall of 1997, about the same time the first alpha release of 8.1 was made. Almost a year later there were a series of patch releases: 8.0.3, 8.0.4, and 8.0.5 that were made in conjunction with releases of the TclPro development tools. The main changes in these patch releases were in C APIs that were added to support TclPro Wrapper and TclPro Compiler. These tools are introduced on page 189. There were only a few changes after 8.0p2 that were visible to Tcl script writers, and these are documented here.

fconfigure -error

The fconfigure -error option was added so that ...

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