add cgit_httpscheme() -> http:// or https://

2 files changed, 12 insertions, 0 deletions

diff --git a/ui-shared.c b/ui-shared.c
index de77bbf..749ea35 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -25,24 +25,35 @@ static char *http_date(time_t t)
 	return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm->tm_wday],
 		   tm->tm_mday, month[tm->tm_mon], 1900+tm->tm_year,
 		   tm->tm_hour, tm->tm_min, tm->tm_sec);
 }
 
 void cgit_print_error(char *msg)
 {
 	html("<div class='error'>");
 	html_txt(msg);
 	html("</div>\n");
 }
 
+char *cgit_httpscheme()
+{
+	char *https;
+
+	https = getenv("HTTPS");
+	if (https != NULL && strcmp(https, "on") == 0)
+		return "https://";
+	else
+		return "http://";
+}
+
 char *cgit_hosturl()
 {
 	char *host, *port;
 
 	host = getenv("HTTP_HOST");
 	if (host) {
 		host = xstrdup(host);
 	} else {
 		host = getenv("SERVER_NAME");
 		if (!host)
 			return NULL;
 		port = getenv("SERVER_PORT");
diff --git a/ui-shared.h b/ui-shared.h
index 5a3821f..bff4826 100644
--- a/ui-shared.h
+++ b/ui-shared.h
@@ -1,15 +1,16 @@
 #ifndef UI_SHARED_H
 #define UI_SHARED_H
 
+extern char *cgit_httpscheme();
 extern char *cgit_hosturl();
 extern char *cgit_repourl(const char *reponame);
 extern char *cgit_fileurl(const char *reponame, const char *pagename,
 			  const char *filename, const char *query);
 extern char *cgit_pageurl(const char *reponame, const char *pagename,
 			  const char *query);
 
 extern void cgit_index_link(char *name, char *title, char *class,
 			    char *pattern, int ofs);
 extern void cgit_summary_link(char *name, char *title, char *class, char *head);
 extern void cgit_tag_link(char *name, char *title, char *class, char *head,
 			  char *rev);