[PATCH 1/5] html: html_ntxt with no ellipsis

[Jeff Smith]

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 <whydo...@gmail.com>
---
 html.c        | 24 ++++--------------------
 html.h        |  2 +-
 ui-repolist.c |  3 ++-
 3 files changed, 7 insertions(+), 22 deletions(-)

diff --git a/html.c b/html.c
index e7e6e07..87ef5aa 100644
--- a/html.c
+++ b/html.c
@@ -124,26 +124,11 @@ 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(strlen(txt), txt);
 }
 
-void html_ntxt(int len, const char *txt)
+int html_ntxt(int len, const char *txt)
 {
        const char *t = txt;
        while (t && *t && len--) {
@@ -162,8 +147,7 @@ void html_ntxt(int len, const char *txt)
        }
        if (t != txt)
                html_raw(txt, t - txt);
-       if (len < 0)
-               html("...");
+       return len;
 }
 
 void html_attrf(const char *fmt, ...)
diff --git a/html.h b/html.h
index 1b24e55..18a71d1 100644
--- a/html.h
+++ b/html.h
@@ -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 int html_ntxt(int len, const char *txt);
 extern void html_attr(const char *txt);
 extern void html_url_path(const char *txt);
 extern void html_url_arg(const char *txt);
diff --git a/ui-repolist.c b/ui-repolist.c
index 7272e87..089113d 100644
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -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.cfg.max_repodesc_len, ctx.repo->desc) < 0)
+                       html("...");
                html_link_close();
                html("</td><td>");
                if (ctx.cfg.enable_index_owner) {
-- 
2.9.4

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