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Diffstat (limited to 'macros/generic/ifptex/README.md')
-rw-r--r-- | macros/generic/ifptex/README.md | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/macros/generic/ifptex/README.md b/macros/generic/ifptex/README.md index 4b09b0baff..9f09ad8d85 100644 --- a/macros/generic/ifptex/README.md +++ b/macros/generic/ifptex/README.md @@ -68,6 +68,16 @@ NB: Here “e-TeX-ness” is not considered. Issues an error if `\ifnativeupTeX` fails. * `\RequirepTeXng` Issues an error if `\ifpTeXng` fails. + * `\upTeXguessedversion` [mathchardef-token] + The guessed value of upTeX version; given as a 100-folded integer. + NB. On version 1.23 or later, the value is correct. + NB. On a non-upTeX engine, the value is zero. + * `\RequireupTeXAtLeast{<required>}` + Issues an error if `\upTeXguessedversion` is smaller than the given + required value. + * `\RequireNativeupTeXAtLeast{<required>}` + Issues an error either if `\upTeXguessedversion` is smaller than + the given required value or if `\ifnativeupTeX` fails. ifuptex Package ― Alias of ifptex @@ -94,6 +104,9 @@ Just the same as the ifptex package. Revision History ---------------- + * Version 2.2 〈2022/04/03〉 + - Officialy support `\upTeXguessedversion`. + - Add `\Require(Native)upTeXAtLeast`. * Version 2.1 〈2021/07/01〉 - Adjust for the future version of pTeX. - Drop an undocumented feature. |