From c3be50ec6d2cbef983d68dbab16cde8c91a1c7a8 Mon Sep 17 00:00:00 2001
From: Yihui Xie <xie@yihui.name>
Date: Thu, 10 Oct 2024 22:30:27 -0500
Subject: [PATCH] use \footnotetext and \footnotemark to implement LaTeX
 footnotes

---
 src/cmark/latex.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/cmark/latex.c b/src/cmark/latex.c
index 1a6367a..5fab7ee 100644
--- a/src/cmark/latex.c
+++ b/src/cmark/latex.c
@@ -447,8 +447,20 @@ static int S_render_node(cmark_renderer *renderer, cmark_node *node,
     break;
 
   case CMARK_NODE_FOOTNOTE_DEFINITION:
+    if (entering) {
+      LIT("\\footnotetext[");
+      OUT(cmark_chunk_to_cstr(renderer->mem, &node->as.literal), false, LITERAL);
+      LIT("]{");
+    } else {
+      LIT("}");
+    }
+    break;
   case CMARK_NODE_FOOTNOTE_REFERENCE:
-    // TODO
+    if (entering) {
+      LIT("\\footnotemark[");
+      OUT(cmark_chunk_to_cstr(renderer->mem, &node->parent_footnote_def->as.literal), false, LITERAL);
+      LIT("]");
+    }
     break;
 
   default: