1 files changed, 32 insertions, 6 deletions
diff --git a/aux/workflow/public.sh b/aux/workflow/public.sh
index f9f3b3d..2c8c36a 100755
--- a/aux/workflow/public.sh
+++ b/aux/workflow/public.sh
@@ -1,6 +1,9 @@
 #!/bin/sh
 set -eu
 
+TLD="$(cat aux/tld.txt)"
+. aux/lib.sh
+
 PROJECT_UC=
 while getopts 'n:N:m:o:l:' flag; do
 	case "$flag" in
@@ -39,19 +42,42 @@ assert_arg "${OUTDIR:-}"             '-o OUTDIR'
 assert_arg "${LANGS:-}"              '-l LANGS'
 PROJECT_UC="${PROJECT_UC:-$PROJECT}"
 
+
+alternates_for() {
+	ALTERNATES="$(mkstemp)"
+	lang="$1"
+	OUTNAME="$2"
+	for l in $LANGS; do
+		if [ "$l" = "$lang" ]; then
+			continue
+		fi
+		cat <<EOF >> "$ALTERNATES"
+<link rel="alternate" href="https://$TLD/$PROJECT/$l/$OUTNAME" hreflang="$l" />
+EOF
+	done
+	echo "$ALTERNATES"
+}
+
+
 mkdir -p "$OUTDIR"
 
-sh aux/workflow/TODOs.sh -N "$PROJECT_UC" -n "$PROJECT" -m "$MAILING_LIST" -o "$OUTDIR"
+sh aux/workflow/TODOs.sh \
+	-N "$PROJECT_UC" -n "$PROJECT" -m "$MAILING_LIST" -o "$OUTDIR"
 
 for lang in $LANGS; do
 	mkdir -p "$OUTDIR/$lang/"
-	sh aux/workflow/commonmark.sh -N "$PROJECT" -t README    -l "$lang" < "README.$lang.md"    > "$OUTDIR/$lang/index.html"
-	sh aux/workflow/commonmark.sh -N "$PROJECT" -t CHANGELOG -l "$lang" < "CHANGELOG.$lang.md" > "$OUTDIR/$lang/CHANGELOG.html"
-	cp aux/workflow/favicon.svg aux/workflow/favicon.png "$OUTDIR/$lang"
+	sh aux/workflow/commonmark.sh \
+		-N "$PROJECT" -l "$lang" -t README    \
+		-H "$(alternates_for "$lang" '')" \
+		< "README.$lang.md"    > "$OUTDIR/$lang/index.html"
+	sh aux/workflow/commonmark.sh \
+		-N "$PROJECT" -l "$lang" -t CHANGELOG \
+		-H "$(alternates_for "$lang" 'CHANGELOG.html')" \
+		< "CHANGELOG.$lang.md" > "$OUTDIR/$lang/CHANGELOG.html"
+	ln -fs ../favicon.svg "$OUTDIR/$lang"
 done
 
 ln -fs en/index.html "$OUTDIR/index.html"
-ln -fs en/CHANGELOG.html "$OUTDIR/CHANGELOG.html"
-cp aux/workflow/favicon.svg aux/workflow/favicon.png "$OUTDIR"
+cp aux/workflow/favicon.svg "$OUTDIR"
 
 sh aux/ci/report.sh -n "$PROJECT" -o "$OUTDIR"