[gnumeric] autogen: test for left-over help macro.

[Morten Welinder <mortenw src gnome org>]

commit 1b3daa17106a02ee5231236dff13482e6a4b724b
Author: Morten Welinder <terra gnome org>
Date:   Sat Jan 30 16:48:23 2021 -0500

    autogen: test for left-over help macro.

 ChangeLog  | 4 ++++
 NEWS       | 1 +
 autogen.sh | 6 ++++++
 3 files changed, 11 insertions(+)
---
diff --git a/ChangeLog b/ChangeLog
index 2d8c4408d..dbf32316d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2021-01-30  Morten Welinder  <terra gnome org>
+
+       * autogen.sh: check that YELP_HELP_INIT has been expanded.
+
 2021-01-28  Morten Welinder  <terra gnome org>
 
        * src/sheet-object-graph.c (gnm_sog_bounds_changed): Make sure to
diff --git a/NEWS b/NEWS
index 2508aa8f9..d7425d2e8 100644
--- a/NEWS
+++ b/NEWS
@@ -27,6 +27,7 @@ Morten:
        * Fix ods import problem with crazy named expressions.  [#557]
        * Allow plain space as 1000s separator in FR locale.
        * Fix graph size problem affecting image output.  [#507]
+       * Check for yelp in autogen.  [#558]
 
 --------------------------------------------------------------------------
 Gnumeric 1.12.48
diff --git a/autogen.sh b/autogen.sh
index abb553371..5ba0c19d2 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -54,6 +54,12 @@ xml_file_name='^((schemas|templates)/.+|[^/]+)\.in$|\.(glade|xml)(\.in)?$'
 ) >$srcdir/po-functions/POTFILES.skip
 
 
+if grep '^YELP_HELP_INIT' $srcdir/configure >/dev/null; then
+    echo "It looks like yelp support is not available." 1>&2
+    exit 1
+fi
+
+
 if [ "$NOCONFIGURE" = "" ]; then
         $srcdir/configure "$@" || exit 1