From d8f8542df36afc05f526af2ddd1e2782d09495e3 Mon Sep 17 00:00:00 2001
From: Friedrich Beckmann <friedrich.beckmann@gmx.de>
Date: Thu, 4 Jan 2024 12:04:15 +0100
Subject: [PATCH] doc: set LANG=C for building the tutorial images

The build process fails if the shell has set a different language
setting the us. This patch sets the language during the generation
of the documentation images.

Closes: https://savannah.gnu.org/bugs/?65124
---
 doc/automake.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/automake.mk b/doc/automake.mk
index 5c7d821c75..2dfe838546 100644
--- a/doc/automake.mk
+++ b/doc/automake.mk
@@ -238,12 +238,12 @@ endif
 
 $(FIGURE_SPVS): $(pspp)
 .sps.spv:
-	$(AM_V_GEN)of=`pwd`/$@.tmp; (cd "$(top_srcdir)/examples" \
+	$(AM_V_GEN) LANG=C of=`pwd`/$@.tmp; (cd "$(top_srcdir)/examples" \
          && "$(abs_top_builddir)/$(pspp)" ../doc/pspp-figures/$(<F) -o $$of -O format=spv)
 	$(AM_V_at)mv $@.tmp $@
 
 # In some cases, the tutorial only wants some parts of the output.
-convert = $(AM_V_GEN)LSAN_OPTIONS="suppressions=$(abs_top_srcdir)/tests/lsan.supp:print_suppressions=0:$$LSAN_OPTIONS" $(pspp_output) convert $< $@
+convert = $(AM_V_GEN) LANG=C LSAN_OPTIONS="suppressions=$(abs_top_srcdir)/tests/lsan.supp:print_suppressions=0:$$LSAN_OPTIONS" $(pspp_output) convert $< $@
 doc/pspp-figures/tutorial2a.spv: doc/pspp-figures/tutorial2.spv $(pspp_output)
 	$(convert) --command='Descriptives'
 doc/pspp-figures/tutorial2b.spv: doc/pspp-figures/tutorial2.spv $(pspp_output)
-- 
2.30.2