Revert "LaTeX: extend to all projects the #3742 fix for PDF builds at RTD"

This reverts commit 9b2aac68ead15067205470ec28c94af909c080c0.

1 files changed, 6 insertions, 1 deletions

diff --git a/doc/conf.py b/doc/conf.py
index 9cd3749c8..724d355d0 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -64,7 +64,12 @@ latex_elements = {
     'passoptionstopackages': '\\PassOptionsToPackage{svgnames}{xcolor}',
     'preamble': '\\DeclareUnicodeCharacter{229E}{\\ensuremath{\\boxplus}}',
     'fvset': '\\fvset{fontsize=auto}',
-    'printindex': '\\footnotesize\\raggedright\\sphinxprintindex',
+    # fix missing index entry due to RTD doing only once pdflatex after makeindex
+    'printindex': r'''
+\IfFileExists{\jobname.ind}
+             {\footnotesize\raggedright\printindex}
+             {\begin{sphinxtheindex}\end{sphinxtheindex}}
+''',
 }
 latex_show_urls = 'footnote'
 latex_use_xindy = True