conditional markdown preprocessing

diff --git a/strbuf.c b/strbuf.c
index d30f916858883aa312bd824a53516cb099a2e922..aa48d179a9aec236069fc88501c5c26c3569d502 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -774,8 +774,10 @@ void strbuf_addstr_xml_quoted(struct strbuf *buf, const char *s)
        }
 }
 
-static int is_rfc3986_reserved(char ch)
+int is_rfc3986_reserved_or_unreserved(char ch)
 {
+       if (is_rfc3986_unreserved(ch))
+               return 1;
        switch (ch) {
                case '!': case '*': case '\'': case '(': case ')': case ';':
                case ':': case '@': case '&': case '=': case '+': case '$':
@@ -785,20 +787,19 @@ static int is_rfc3986_reserved(char ch)
        return 0;
 }
 
-static int is_rfc3986_unreserved(char ch)
+int is_rfc3986_unreserved(char ch)
 {
        return isalnum(ch) ||
                ch == '-' || ch == '_' || ch == '.' || ch == '~';
 }
 
 static void strbuf_add_urlencode(struct strbuf *sb, const char *s, size_t len,
-                                int reserved)
+                                char_predicate allow_unencoded_fn)
 {
        strbuf_grow(sb, len);
        while (len--) {
                char ch = *s++;
-               if (is_rfc3986_unreserved(ch) ||
-                   (!reserved && is_rfc3986_reserved(ch)))
+               if (allow_unencoded_fn(ch))
                        strbuf_addch(sb, ch);
                else
                        strbuf_addf(sb, "%%%02x", (unsigned char)ch);
@@ -806,9 +807,9 @@ static void strbuf_add_urlencode(struct strbuf *sb, const char *s, size_t len,
 }
 
 void strbuf_addstr_urlencode(struct strbuf *sb, const char *s,
-                            int reserved)
+                            char_predicate allow_unencoded_fn)
 {
-       strbuf_add_urlencode(sb, s, strlen(s), reserved);
+       strbuf_add_urlencode(sb, s, strlen(s), allow_unencoded_fn);
 }
 
 static void strbuf_humanise(struct strbuf *buf, off_t bytes,