From c0546dc1c7f9375804e4659946aef186979b7819 Mon Sep 17 00:00:00 2001
From: Drew Parsons <dparsons@debian.org>
Date: Tue, 27 Jan 2026 11:47:36 +0100
Subject: [PATCH] build docs in arch-independent build only

Move doc generating packages doxygen-latex, ghostscript,
gnuplot-nox, graphviz to Build-Depends-Indep <!nodoc>

Closes: #1125140
---
 debian/changelog | 3 +++
 debian/control   | 8 ++++----
 debian/rules     | 6 ++++--
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/debian/changelog b/debian/changelog
index 3ffd983be..05f68b144 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -4,6 +4,9 @@ vtk9 (9.5.2+dfsg3-2) UNRELEASED; urgency=medium
   * don't configure xdmf3 (i.e. IOParallelXdmf3) on 32-bit arches,
     where vtk's copy of xdmf3 fails to build. See Bug#1126484
     (upstream paraview Issue #22630)
+  * build docs in arch-independent build only. Closes: #1125140
+    Move doc generating packages doxygen-latex, ghostscript,
+    gnuplot-nox, graphviz to Build-Depends-Indep <!nodoc>.
   * Standards-Version: 4.7.3
 
  -- Drew Parsons <dparsons@debian.org>  Tue, 27 Jan 2026 11:31:20 +0100
diff --git a/debian/control b/debian/control
index cc6a06564..2dd101560 100644
--- a/debian/control
+++ b/debian/control
@@ -12,10 +12,6 @@ Build-Depends: dpkg-dev (>= 1.22.5),
                default-jdk [!hppa !hurd-any],
                default-libmysqlclient-dev,
                dh-sequence-python3,
-               doxygen-latex,
-               ghostscript,
-               gnuplot-nox,
-               graphviz,
                hdf5-tools,
                dh-sequence-javahelper,
                libalglib-dev,
@@ -72,6 +68,10 @@ Build-Depends: dpkg-dev (>= 1.22.5),
                xvfb,
                zlib1g-dev,
                sqlite3
+Build-Depends-Indep: doxygen-latex <!nodoc>,
+               ghostscript <!nodoc>,
+               gnuplot-nox <!nodoc>,
+               graphviz <!nodoc>
 Standards-Version: 4.7.3
 Vcs-Browser: https://salsa.debian.org/science-team/vtk9
 Vcs-Git: https://salsa.debian.org/science-team/vtk9.git
diff --git a/debian/rules b/debian/rules
index 0941fdd09..a488f3745 100755
--- a/debian/rules
+++ b/debian/rules
@@ -36,7 +36,6 @@ endif
 extra_flags +=  \
 	-DBUILD_SHARED_LIBS=ON \
 	-DHDF5_IS_PARALLEL=ON -DHDF5_PREFER_PARALLEL=YES \
-	-DVTK_BUILD_DOCUMENTATION=ON \
 	-DVTK_BUILD_EXAMPLES=OFF \
 	-DVTK_BUILD_TESTING=OFF \
 	-DVTK_EXTRA_COMPILER_WARNINGS=ON \
@@ -119,7 +118,10 @@ extra_flags += -DVTK_MODULE_ENABLE_VTK_IOADIOS2=WANT \
 
 endif
 
-override_dh_auto_configure:
+override_dh_auto_configure-indep:
+	dh_auto_configure -- -DVTK_BUILD_DOCUMENTATION=ON $(extra_flags)
+
+override_dh_auto_configure-arch:
 	dh_auto_configure -- $(extra_flags)
 
 execute_after_dh_auto_clean:
-- 
2.30.2