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-rw-r--r--src/commonmark.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/commonmark.c b/src/commonmark.c
index 6462db9..5964c60 100644
--- a/src/commonmark.c
+++ b/src/commonmark.c
@@ -26,6 +26,8 @@ static inline void outc(cmark_renderer *renderer,
unsigned char nextc)
{
bool needs_escaping = false;
+ char encoded[20];
+
needs_escaping =
escape != LITERAL &&
((escape == NORMAL &&
@@ -47,7 +49,8 @@ static inline void outc(cmark_renderer *renderer,
if (needs_escaping) {
if (isspace(c)) {
// use percent encoding for spaces
- cmark_strbuf_printf(renderer->buffer, "%%%2x", c);
+ sprintf(encoded, "%%%2x", c);
+ cmark_strbuf_puts(renderer->buffer, encoded);
renderer->column += 3;
} else {
cmark_render_ascii(renderer, "\\");