issuulinks 1.1 (23mar12)

git-svn-id: svn://tug.org/texlive/trunk@25742 c570f23f-e606-0410-a88d-b1316a301751

5 files changed, 33 insertions, 5 deletions

diff --git a/Master/texmf-dist/doc/latex/issuulinks/README b/Master/texmf-dist/doc/latex/issuulinks/README
index 9135b45b0d7..1021c52d5f0 100644
--- a/Master/texmf-dist/doc/latex/issuulinks/README
+++ b/Master/texmf-dist/doc/latex/issuulinks/README
@@ -1,6 +1,6 @@
 			  Package issuulinks
 			    Boris Veytsman
-				 v1.0
+				 v1.1
 
 PDF visualizer ISSUU (http://issuu.com) is a popular service
 allowing to show PDF documents ``one page a time''.  Due to the way
@@ -19,3 +19,5 @@ The author is grateful to FAO UN which partially funded this work
 and to Matthieu Stigler, Adam Prakash \& Filippo Gheri for
 suggesting and testing this package.
 
+Changes in v1.1:
+	Added standard warnings about undedined/changed references
\ No newline at end of file
diff --git a/Master/texmf-dist/doc/latex/issuulinks/issuulinks.pdf b/Master/texmf-dist/doc/latex/issuulinks/issuulinks.pdf
index b57bbd62700..68fe26efca5 100644
--- a/Master/texmf-dist/doc/latex/issuulinks/issuulinks.pdf
+++ b/Master/texmf-dist/doc/latex/issuulinks/issuulinks.pdf
diff --git a/Master/texmf-dist/doc/latex/issuulinks/sample.pdf b/Master/texmf-dist/doc/latex/issuulinks/sample.pdf
index cc36c8d056f..6091eb22689 100644
--- a/Master/texmf-dist/doc/latex/issuulinks/sample.pdf
+++ b/Master/texmf-dist/doc/latex/issuulinks/sample.pdf
diff --git a/Master/texmf-dist/source/latex/issuulinks/issuulinks.dtx b/Master/texmf-dist/source/latex/issuulinks/issuulinks.dtx
index 8223de7cf2f..5204aba772e 100644
--- a/Master/texmf-dist/source/latex/issuulinks/issuulinks.dtx
+++ b/Master/texmf-dist/source/latex/issuulinks/issuulinks.dtx
@@ -1,5 +1,5 @@
 % \iffalse
-% $Id: issuulinks.dtx,v 1.5 2012-02-28 01:48:35 boris Exp $
+% $Id: issuulinks.dtx,v 1.6 2012-03-22 22:54:19 boris Exp $
 %
 % Copyright 2012, Boris Veytsman <borisv@lk.net>
 % This work may be distributed and/or modified under the
@@ -19,7 +19,7 @@
 % derived files issuulinks.sty, issuulinks.dtx. 
 %
 % \fi 
-% \CheckSum{83}
+% \CheckSum{106}
 %
 %
 %% \CharacterTable
@@ -130,7 +130,7 @@
 \ProvidesFile{issuulinks.dtx}
 %</gobble>
 %<style>\ProvidesPackage{issuulinks}
-[2012/02/27 v1.0 Links in ISSUU style]
+[2012/03/22 v1.1 Links in ISSUU style]
 %    \end{macrocode}
 %
 %    \begin{macrocode}
@@ -179,6 +179,7 @@
 %
 %
 % \begin{macro}{\newISSUUlink}
+% \changes{v1.1}{2012/03/22}{Added check for undefined/changed references} 
 % The page numbers in |\Hy@abspage| start from zero, so we need to
 % increment them:
 %    \begin{macrocode}
@@ -193,9 +194,28 @@
   \immediate\write\@mainaux{\string\providecommand\string\newISSUUlink[2]{}}%
   \fi}
 %    \end{macrocode}   
+% At the end of document \LaTeX{} checks whether references might
+% been changed or undefined.  Here we plug in into this mechanism:
+%    \begin{macrocode}
+\AtEndDocument{\let\newISSUUlink\@testISSUUlink}
+%    \end{macrocode}
 % \end{macro}
 % 
+% \begin{macro}{\@testISSUUlink}
+% \changes{v1.1}{2012/03/22}{Added macro} 
+%   Test whether this link is defined.  If not, set |\@tempswa| to
+%   true---this will cause \LaTeX{} to issue a warning:
+%    \begin{macrocode}
+\def\@testISSUUlink#1#2{\@tempcnta=#2\relax\advance\@tempcnta by1\relax
+  \edef\reserved@a{\the\@tempcnta}%
+  \expandafter\ifx\csname ISL@link#1\endcsname\reserved@a\else
+     \@tempswatrue
+  \fi}
+%    \end{macrocode}
+%   
+% \end{macro}
 %
+% 
 %
 %\subsection{Writing the Internal Link Information}
 %\label{sec:writing}
diff --git a/Master/texmf-dist/tex/latex/issuulinks/issuulinks.sty b/Master/texmf-dist/tex/latex/issuulinks/issuulinks.sty
index 6e2b63754c3..f44eb30ec6f 100644
--- a/Master/texmf-dist/tex/latex/issuulinks/issuulinks.sty
+++ b/Master/texmf-dist/tex/latex/issuulinks/issuulinks.sty
@@ -37,7 +37,7 @@
 %%   Right brace   \}     Tilde         \~}
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{issuulinks}
-[2012/02/27 v1.0 Links in ISSUU style]
+[2012/03/22 v1.1 Links in ISSUU style]
 \RequirePackage{xkeyval}
 \def\issuusetup#1{\setkeys{ISL}{#1}}
 \define@key{ISL}{prefix}{\def\ISL@prefix{#1}}
@@ -48,6 +48,12 @@
   \if@filesw
   \immediate\write\@mainaux{\string\providecommand\string\newISSUUlink[2]{}}%
   \fi}
+\AtEndDocument{\let\newISSUUlink\@testISSUUlink}
+\def\@testISSUUlink#1#2{\@tempcnta=#2\relax\advance\@tempcnta by1\relax
+  \edef\reserved@a{\the\@tempcnta}%
+  \expandafter\ifx\csname ISL@link#1\endcsname\reserved@a\else
+     \@tempswatrue
+  \fi}
 \let\new@pdflink@ISLorig=\new@pdflink
 \def\new@pdflink#1{%
   \@bsphack