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authorAssaf Gordon <assafgordon@gmail.com>2016-06-24 21:48:29 -0400
committerPádraig Brady <P@draigBrady.com>2016-08-09 11:31:00 +0100
commitff2178bf30e3eda566cc1d1670768c6d6694a8ac (patch)
treee8e7c34c1250f671ca3b700799e96b428348138a /TODO
parent1c17f61ef993a5ee5fb0d3bc47b7b25782ae386c (diff)
downloadcoreutils-ff2178bf30e3eda566cc1d1670768c6d6694a8ac.tar.xz
maint: refactor common expand(1) and unexpand(1) code
* src/expand.c, src/unexpand.c: Move global variables from here... * src/expand-common.h, src/expand-common.c: ... to here. * src/expand.c, src/unexpand.c: (parse_tab_stops, validate_tab_stops, next_file): Move identical functions to new module. (add_tab_stop): Move to new module, including additional code from 'unexpand' (keeping max_column_width) which will have no effect in when used in 'expand'. Refactor common next-column calculation code into a new function 'get_next_tab_column'. * src/local.mk: (src_expand_SOURCES, src_unexpand_SOURCES): Add 'expand-common.c'; (noinst_HEADERS): Add 'expand-common.h'. * po/POTFILES.in: Add 'expand-common.c'. * tests/misc/expand.pl: Add more tests. * tests/misc/unexpand.pl: Likewise. * TODO: Move conclusions to above test after investigation.
Diffstat (limited to 'TODO')
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diff --git a/TODO b/TODO
index de95e5a64..dc1a9e2a2 100644
--- a/TODO
+++ b/TODO
@@ -67,10 +67,6 @@ lib/strftime.c: Since %N is the only format that we need but that
would expand /%(-_)?\d*N/ to the desired string and then pass the
resulting string to glibc's strftime.
-unexpand: [http://www.opengroup.org/onlinepubs/007908799/xcu/unexpand.html]
- printf 'x\t \t y\n'|unexpand -t 8,9 should print its input, unmodified.
- printf 'x\t \t y\n'|unexpand -t 5,8 should print "x\ty\n"
-
sort: Investigate better sorting algorithms; see Knuth vol. 3.
We tried list merge sort, but it was about 50% slower than the