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-rw-r--r--src/man.c60
1 files changed, 46 insertions, 14 deletions
diff --git a/src/man.c b/src/man.c
index b7cb932..0194010 100644
--- a/src/man.c
+++ b/src/man.c
@@ -7,31 +7,63 @@
#include "cmark.h"
#include "node.h"
#include "buffer.h"
+#include "utf8.h"
// Functions to convert cmark_nodes to groff man strings.
-// TODO: properly escape unicode punctuation used in smart mode:
-// "\\[lq]", "\\[rq]", "\\[oq]", "\\[cq]", "\\[em]", "\\[en]", "..."
static void escape_man(cmark_strbuf *dest, const unsigned char *source, int length)
{
- int i;
- unsigned char c;
+ int32_t c;
+ int i = 0;
+ int len;
bool beginLine = true;
- for (i = 0; i < length; i++) {
- c = source[i];
- if (c == '.' && beginLine) {
- cmark_strbuf_puts(dest, "\\&.");
- } else if (c == '\'' && beginLine) {
- cmark_strbuf_puts(dest, "\\&'");
- } else if (c == '-') {
+ while (i < length) {
+ len = utf8proc_iterate(source + i, length - i, &c);
+ switch(c) {
+ case 46:
+ if (beginLine) {
+ cmark_strbuf_puts(dest, "\\&.");
+ } else {
+ cmark_strbuf_putc(dest, source[i]);
+ }
+ break;
+ case 39:
+ if (beginLine) {
+ cmark_strbuf_puts(dest, "\\&'");
+ } else {
+ cmark_strbuf_putc(dest, source[i]);
+ }
+ break;
+ case 45:
cmark_strbuf_puts(dest, "\\-");
- } else if (c == '\\') {
+ break;
+ case 92:
cmark_strbuf_puts(dest, "\\e");
- } else {
+ break;
+ case 8216: // left single quote
+ cmark_strbuf_puts(dest, "\\[oq]");
+ break;
+ case 8217: // right single quote
+ cmark_strbuf_puts(dest, "\\[cq]");
+ break;
+ case 8220: // left double quote
+ cmark_strbuf_puts(dest, "\\[lq]");
+ break;
+ case 8221: // right double quote
+ cmark_strbuf_puts(dest, "\\[rq]");
+ break;
+ case 8212: // em dash
+ cmark_strbuf_puts(dest, "\\[em]");
+ break;
+ case 8211: // en dash
+ cmark_strbuf_puts(dest, "\\[en]");
+ break;
+ default:
cmark_strbuf_putc(dest, source[i]);
}
- beginLine = (c == '\n');
+ beginLine = (c == 10);
+ i += len;
}
}