image: allow title or dimensions and allow them in any order - smu - smu - simple markup (Markdown) processor (fork, fixes + features)
(HTM) git clone git://git.codemadness.org/smu
(DIR) Log
(DIR) Files
(DIR) Refs
(DIR) README
(DIR) LICENSE
---
(DIR) commit 1fa74fe8b249d88a0db4bbd96a7f144fcf0c3a6c
(DIR) parent 30baf9de128f6bf13470f2356cac768e0a8f95d5
(HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date: Tue, 11 May 2021 17:33:18 +0200
image: allow title or dimensions and allow them in any order
Diffstat:
M smu.c | 56 ++++++++++++++++++-------------
1 file changed, 32 insertions(+), 24 deletions(-)
---
(DIR) diff --git a/smu.c b/smu.c
@@ -292,33 +292,41 @@ dolink(const char *begin, const char *end, int newblock)
q++;
}
- if ((p = strpbrk(link, "\"'")) && p < end && q > p) {
- sep = p[0]; /* separator: can be " or ' */
- title = p + 1;
- /* strip trailing whitespace */
- for (linkend = p; linkend > link && isspace((unsigned char)*(linkend - 1)); linkend--)
- ;
- for (titleend = title; titleend < q && *titleend != sep; titleend++)
- ;
- for (p = titleend + 1; p < end && isspace((unsigned char)*p); p++)
- ;
- /* image dimensions */
- if (*p == '=') {
- width = strtol(++p, &numend, 10);
- p = numend;
- if (*numend == 'x')
- height = strtol(++p, &numend, 10);
- }
- } else {
- /* strip trailing whitespace */
- for (linkend = q; linkend > link && isspace((unsigned char)*(linkend - 1)); linkend--)
- ;
- }
-
- /* Links can be given in angular brackets */
+ linkend = q;
if (*link == '<' && *(linkend - 1) == '>') {
link++;
linkend--;
+ } else {
+ /* trim leading spaces */
+ for (p = link; p < end && isspace((unsigned char)*p); p++)
+ ;
+ for (link = p; p < end; p++) {
+ if (isspace((unsigned char)*p)) {
+ linkend = p;
+ break;
+ }
+ }
+ for (; p < end; p++) {
+ if (isspace((unsigned char)*p))
+ continue;
+ if (*p == '=') {
+ /* image dimensions */
+ width = strtol(++p, &numend, 10);
+ p = numend;
+ if (*numend == 'x')
+ height = strtol(++p, &numend, 10);
+ } else if (*p == '\'' || *p == '"') {
+ /* separator: can be " or ' */
+ sep = *p;
+ title = ++p;
+ if ((titleend = strchr(title, sep))) {
+ if (titleend >= end)
+ titleend = end;
+ else
+ p = titleend;
+ }
+ }
+ }
}
len = q + 1 - begin;