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-rw-r--r--src/html/html.c54
1 files changed, 35 insertions, 19 deletions
diff --git a/src/html/html.c b/src/html/html.c
index 6d60149..fa7f028 100644
--- a/src/html/html.c
+++ b/src/html/html.c
@@ -18,51 +18,54 @@ typedef struct RenderStack {
bool tight;
} render_stack;
-static void free_render_stack(render_stack * stack)
+static void free_render_stack(render_stack * rstack)
{
render_stack * tempstack;
- while (stack) {
- tempstack = stack;
- stack = stack->previous;
- chunk_free(&tempstack->literal);
+ while (rstack) {
+ tempstack = rstack;
+ rstack = rstack->previous;
+ chunk_free(&(tempstack->literal));
free(tempstack);
}
}
-static render_stack* push_inline(render_stack* stack,
+static render_stack* push_inline(render_stack* rstack,
node_inl* inl,
char* literal)
{
render_stack* newstack;
newstack = (render_stack*)malloc(sizeof(render_stack));
- newstack->previous = stack;
+ newstack->previous = rstack;
newstack->next_sibling.inl = inl;
newstack->literal = chunk_literal(literal);
return newstack;
}
-static render_stack* push_block(render_stack* stack,
+static render_stack* push_block(render_stack* rstack,
node_block* block,
char* literal,
bool tight)
{
render_stack* newstack;
newstack = (render_stack*)malloc(sizeof(render_stack));
- newstack->previous = stack;
+ newstack->previous = rstack;
newstack->next_sibling.block = block;
newstack->literal = chunk_literal(literal);
newstack->tight = tight;
return newstack;
}
-static render_stack* pop_render_stack(render_stack* stack)
+static render_stack* pop_render_stack(render_stack* rstack)
{
- render_stack* top = stack;
- if (stack == NULL) {
+ render_stack* top = rstack;
+
+ if (rstack == NULL) {
return NULL;
}
- stack = stack->previous;
- return top;
+ rstack = rstack->previous;
+ top->previous = NULL;
+ free_render_stack(top);
+ return rstack;
}
// Functions to convert node_block and inline lists to HTML strings.
@@ -93,8 +96,11 @@ static inline void cr(strbuf *html)
static void inlines_to_html(strbuf *html, node_inl* ils)
{
strbuf scrap = GH_BUF_INIT;
+ node_inl* children;
+ render_stack* rstack = NULL;
while(ils != NULL) {
+ children = NULL;
switch(ils->tag) {
case INL_STRING:
escape_html(html, ils->content.literal.data, ils->content.literal.len);
@@ -156,20 +162,30 @@ static void inlines_to_html(strbuf *html, node_inl* ils)
case INL_STRONG:
strbuf_puts(html, "<strong>");
- inlines_to_html(html, ils->content.inlines);
- strbuf_puts(html, "</strong>");
+ children = ils->content.inlines;
+ rstack = push_inline(rstack, ils->next, "</strong>");
break;
case INL_EMPH:
strbuf_puts(html, "<em>");
- inlines_to_html(html, ils->content.inlines);
- strbuf_puts(html, "</em>");
+ children = ils->content.inlines;
+ rstack = push_inline(rstack, ils->next, "</em>");
break;
}
- ils = ils->next;
+ if (children) {
+ ils = children;
+ } else {
+ ils = ils->next;
+ }
+ while (ils == NULL && rstack != NULL) {
+ strbuf_puts(html, rstack->literal.data);
+ ils = rstack->next_sibling.inl;
+ rstack = pop_render_stack(rstack);
+ }
}
strbuf_free(&scrap);
+ free_render_stack(rstack);
}
// Convert a node_block list to HTML. Returns 0 on success, and sets result.