From 27264eae807d894ba0f889e90756281194855540 Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Sun, 11 Oct 2020 11:02:35 -0700 Subject: [PATCH] * ziguard.awk: Add limitations commentary. --- ziguard.awk | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/ziguard.awk b/ziguard.awk index e8ef49e..e27e799 100644 --- a/ziguard.awk +++ b/ziguard.awk @@ -3,6 +3,13 @@ # Contributed by Paul Eggert. This file is in the public domain. # This is not a general-purpose converter; it is designed for current tzdata. +# It just converts from current source to main, vanguard, and rearguard forms. +# Although it might be nice for it to be idempotent, or to be useful +# for converting back and forth between vanguard and rearguard formats, +# it does not do these nonessential tasks now. +# +# Although main and vanguard forms are currently equivalent, +# this need not always be the case. # # When converting to vanguard form, the output can use negative SAVE # values. @@ -28,7 +35,7 @@ DATAFORM != "main" { in_comment = /^#/ uncomment = comment_out = 0 - # If the line should differ due to Czechoslovakia using negative SAVE values, + # If this line should differ due to Czechoslovakia using negative SAVE values, # uncomment the desired version and comment out the undesired one. if (zone == "Europe/Prague" && /1947 Feb 23/) { if (($(in_comment + 2) != "-") == vanguard) { -- 1.8.3.1