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config: make empty js= omit script tag

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According to the cgitrc man page, an empty js= value should cause the
script tag to be omitted. But instead, a script tag with an empty URL
is emitted. The same applies to css. So, skip emitting a tag if the
specified string is empty.

Signed-off-by: Samuel Lidén Borell <samuel@kodafritt.se>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Samuel Lidén Borell 2023-01-07 10:32:07 +01:00 committed by Jason A. Donenfeld
parent 907134b7a2
commit 00ecfaadea
1 changed files with 8 additions and 0 deletions
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8
ui-shared.c
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@ -770,6 +770,10 @@ static void print_rel_vcs_link(const char *url)
static int emit_css_link(struct string_list_item *s, void *arg) static int emit_css_link(struct string_list_item *s, void *arg)
{ {
/* Do not emit anything if css= is specified. */
if (s && *s->string == '\0')
return 0;
html("<link rel='stylesheet' type='text/css' href='"); html("<link rel='stylesheet' type='text/css' href='");
if (s) if (s)
html_attr(s->string); html_attr(s->string);
@ -782,6 +786,10 @@ static int emit_css_link(struct string_list_item *s, void *arg)
static int emit_js_link(struct string_list_item *s, void *arg) static int emit_js_link(struct string_list_item *s, void *arg)
{ {
/* Do not emit anything if js= is specified. */
if (s && *s->string == '\0')
return 0;
html("<script type='text/javascript' src='"); html("<script type='text/javascript' src='");
if (s) if (s)
html_attr(s->string); html_attr(s->string);