[self-correction] Gar, whoever wrote that POD file poisoned my brain's L1 data cache.
At 2025-10-10T05:45:01-0500, G. Branden Robinson wrote: > @@ -166027,7 +166027,7 @@ > task: "Filter::exec" and "Filter::sh". Both allow you to run any > external > executable. Both use a coprocess to control the flow of data into and > out > of the external executable. (For details on coprocesses, see Stephens, > - W.R., "Advanced Programming in the UNIX Environment." Addison‐Wesley, > ISBN > + W.R., "Advanced Programming in the UNIX Environment." Addison‐Wesley, > ISBN > 0-210-56317-7, pages 441-445.) The difference between them is that "Fil‐ > ter::exec" spawns the external command directly, while "Filter::sh" > spawns > a shell to execute the external command. (Unix uses the Bourne shell; NT [...] > That's a shame given (1) the (deserved) sterling reputation of that > book and (2) the late Stephens's own high level of *roff competency. [...] > [1] I've now looked over all 126 cases, and the Stephens APUE citation The late, great Stevens spelled his surname with a "v", of course. Regards, "Brandon"
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