LaTeX fragments in smu
======================


Subject: [PATCH] Do not process math inside LaTeX delimiters

---
 smu.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/smu.c b/smu.c
index ebded4d..fb7a32e 100644
--- a/smu.c
+++ b/smu.c
@@ -76,6 +76,9 @@ static Tag surround[] = {
        { "**",         1,      "<strong>",     "</strong>" },
        { "_",          1,      "<em>",         "</em>" },
        { "*",          1,      "<em>",         "</em>" },
+       /* LaTeX delimiters */
+       { "$$",        -1,      "$$",           "$$" },
+       { "$",         -1,      "$",            "$"  },
 };

 static const char *replace[][2] = {
@@ -667,7 +670,9 @@ dosurround(const char *begin, const char *end, int newblock) {
                        l++;
                }

-               if (surround[i].process)
+               if (surround[i].process < 0)
+                       fwrite(start, sizeof(char), stop - start, stdout);
+               else if (surround[i].process)
                        process(start, stop, 0);
                else
                        hprint(start, stop);
--
2.50.1



References
----------

* https://github.com/karlb/smu