html: html_ntxt with no ellipsis

For implementing a ui-blame page, there is need for a function that
outputs a selection from a block of text, transformed for HTML output,
but with no further modifications or additions.

Signed-off-by: Jeff Smith <whydoubt@gmail.com>
Reviewed-by: John Keeping <john@keeping.me.uk>
This commit is contained in:
Jeff Smith 2017-10-01 23:39:05 -05:00 committed by John Keeping
parent 3b485cc542
commit 70787254b2
3 changed files with 14 additions and 23 deletions

32
html.c
View File

@ -124,29 +124,20 @@ void html_vtxtf(const char *format, va_list ap)
void html_txt(const char *txt)
{
const char *t = txt;
while (t && *t) {
int c = *t;
if (c == '<' || c == '>' || c == '&') {
html_raw(txt, t - txt);
if (c == '>')
html("&gt;");
else if (c == '<')
html("&lt;");
else if (c == '&')
html("&amp;");
txt = t + 1;
}
t++;
}
if (t != txt)
html(txt);
if (txt)
html_ntxt(txt, strlen(txt));
}
void html_ntxt(int len, const char *txt)
ssize_t html_ntxt(const char *txt, size_t len)
{
const char *t = txt;
while (t && *t && len--) {
ssize_t slen;
if (len > SSIZE_MAX)
return -1;
slen = (ssize_t) len;
while (t && *t && slen--) {
int c = *t;
if (c == '<' || c == '>' || c == '&') {
html_raw(txt, t - txt);
@ -162,8 +153,7 @@ void html_ntxt(int len, const char *txt)
}
if (t != txt)
html_raw(txt, t - txt);
if (len < 0)
html("...");
return slen;
}
void html_attrf(const char *fmt, ...)

2
html.h
View File

@ -19,7 +19,7 @@ __attribute__((format (printf,1,2)))
extern void html_attrf(const char *format,...);
extern void html_txt(const char *txt);
extern void html_ntxt(int len, const char *txt);
extern ssize_t html_ntxt(const char *txt, size_t len);
extern void html_attr(const char *txt);
extern void html_url_path(const char *txt);
extern void html_url_arg(const char *txt);

View File

@ -329,7 +329,8 @@ void cgit_print_repolist(void)
repourl = cgit_repourl(ctx.repo->url);
html_link_open(repourl, NULL, NULL);
free(repourl);
html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
if (html_ntxt(ctx.repo->desc, ctx.cfg.max_repodesc_len) < 0)
html("...");
html_link_close();
html("</td><td>");
if (ctx.cfg.enable_index_owner) {