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Improve filtering of ANSI escape sequences in build logs

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All ANSI sequences except color setting are now filtered out. In
particular, terminal resets (such as from NixOS VM tests) are filtered
out.

Also, fix the completely broken tab character handling.
This commit is contained in:
Eelco Dolstra 2018-02-07 15:19:10 +01:00
parent cfdfad5c34
commit 84989d3af2
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6 changed files with 53 additions and 71 deletions
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2
src/libutil/logging.cc
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@ -44,7 +44,7 @@ public:
prefix = std::string("<") + c + ">";
}
writeToStderr(prefix + (tty ? fs.s : filterANSIEscapes(fs.s)) + "\n");
writeToStderr(prefix + filterANSIEscapes(fs.s) + "\n");
}
void startActivity(ActivityId act, Verbosity lvl, ActivityType type,