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add the possibility for output line transformaton - lchat - A line oriented cha… |
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git clone git://git.suckless.org/lchat |
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Log |
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Files |
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Refs |
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README |
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commit d03daa3fb2b41a1a969b9d4fdb0197cea471d4a0 |
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parent 3e18627b65da00ad5282946bd93e112aabb99491 |
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Author: Jan Klemkow <[email protected]> |
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Date: Tue, 5 Jan 2016 22:45:16 +0100 |
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add the possibility for output line transformaton |
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Diffstat: |
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M lchat.1 | 5 +++++ |
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M lchat.c | 6 +++++- |
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2 files changed, 10 insertions(+), 1 deletion(-) |
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--- |
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diff --git a/lchat.1 b/lchat.1 |
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@@ -79,6 +79,11 @@ Default path is the current working directory. |
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.Bl -tag -width Ds |
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.It .bellmatch |
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contains regular expressions that controls bell ring on matching input. |
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+.It .filter |
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+If this file exists and has executable permissions, it is used as a filter |
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+program for the output lines. |
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+This program should read raw lines from stdin and outputs filtered or |
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+transformed lines to stdout. |
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.El |
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.Sh SEE ALSO |
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.Xr tail 1 , |
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diff --git a/lchat.c b/lchat.c |
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@@ -1,5 +1,5 @@ |
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/* |
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- * Copyright (c) 2015 Jan Klemkow <[email protected]> |
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+ * Copyright (c) 2015-2016 Jan Klemkow <[email protected]> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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@@ -215,6 +215,10 @@ main(int argc, char *argv[]) |
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/* open external source */ |
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snprintf(tail_cmd, sizeof tail_cmd, "exec tail -n %zd -f %s", |
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history_len, out_file); |
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+ |
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+ if (access(".filter", X_OK) == 0) |
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+ strlcat(tail_cmd, " | ./.filter", sizeof tail_cmd); |
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+ |
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if ((tail_fh = popen(tail_cmd, "r")) == NULL) |
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err(EXIT_FAILURE, "unable to open pipe to tail command"); |
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