[latex3-commits] [git/LaTeX3-latex3-latex2e] gh687: don't use refstepcounter with eqnarray (14a60fbd)

[Frank Mittelbach]

Repository : https://github.com/latex3/latex2e
On branch  : gh687
Link       : https://github.com/latex3/latex2e/commit/14a60fbd8a5eda9def09a6caa8886bd34ef06c4d

>---------------------------------------------------------------

commit 14a60fbd8a5eda9def09a6caa8886bd34ef06c4d
Author: Frank Mittelbach <frank.mittelbach at latex-project.org>
Date:   Fri Oct 15 00:38:59 2021 +0200

    don't use refstepcounter with eqnarray


>---------------------------------------------------------------

14a60fbd8a5eda9def09a6caa8886bd34ef06c4d
 base/changes.txt |  4 +---
 base/ltmath.dtx  | 10 +++++++---
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/base/changes.txt b/base/changes.txt
index aa7a8c36..f1032430 100644
--- a/base/changes.txt
+++ b/base/changes.txt
@@ -10,12 +10,10 @@ are not part of the distribution.
 
 	* ltfloat.dtx (subsection{Footnotes}):
 	* ltboxes.dtx (section{\LaTeX\ Box commands}):
+	* ltmath.dtx (two places}):
 	Explicitly set \@currentcounter when not automatically done
 	through \refstepcounter (gh/687)
 
-	* ltmath.dtx (subsubsection{Flush left equations}):
-	Use \refstepcounter to implicitly set \@currentcounter (gh/687)
-
 2021-10-04  Frank Mittelbach  <Frank.Mittelbach at latex-project.org>
 
 	* classes.dtx, doc.dtx, makeindx.dtx, preload.dtx, slides.dtx, array.dtx
diff --git a/base/ltmath.dtx b/base/ltmath.dtx
index 95e93961..59e0d89a 100644
--- a/base/ltmath.dtx
+++ b/base/ltmath.dtx
@@ -915,10 +915,13 @@
 %    whole display. Note that we can't use \cs{refstepcounter} as this
 %    results in |\@currentlabel| getting restored at the wrong and
 %    thus always writing the first label to the \texttt{.aux} file.
+% \changes{v1.2j}{2021/10/14}
+%         {Explicitly set \cs{@currentcounter} (gh/687)}
 %    \begin{macrocode}
 \def\eqnarray{%
    \stepcounter{equation}%
    \def\@currentlabel{\p at equation\theequation}%
+   \def\@currentcounter{equation}%
    \global\@eqnswtrue
    \m at th
    \global\@eqcnt\z@
@@ -1232,11 +1235,12 @@
 % \begin{environment}{eqnarray}
 %    The \textsf{eqnarray} environment
 % \changes{v1.2j}{2021/10/14}
-%         {Use \cs{refstepcounter} to implicitly
-%          set \cs{@currentcounter} (gh/687)}
+%         {Explicitly set \cs{@currentcounter} (gh/687)}
 %    \begin{macrocode}
 \renewenvironment{eqnarray}{%
-    \refstepcounter{equation}%
+    \stepcounter{equation}%
+    \def\@currentlabel{\p at equation\theequation}%
+    \def\@currentcounter{equation}%
     \global\@eqnswtrue\m at th
     \global\@eqcnt\z@
     \tabskip\mathindent