Cleanup handling of environment variables

[ps-cgit] / ui-shared.c

diff --git a/ui-shared.c b/ui-shared.c
index 015c52b6c044f2a280ca7259c68c6d6f5040711b..538dddaed6edcfb1f6e29917a6b8021ba8e00186 100644 (file)
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -36,10 +36,7 @@ void cgit_print_error(char *msg)
 
 char *cgit_httpscheme()
 {
-       char *https;
-
-       https = getenv("HTTPS");
-       if (https != NULL && strcmp(https, "on") == 0)
+       if (ctx.env.https && !strcmp(ctx.env.https, "on"))
                return "https://";
        else
                return "http://";
@@ -47,22 +44,13 @@ char *cgit_httpscheme()
 
 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");
-               if (port && atoi(port) != 80)
-                       host = xstrdup(fmt("%s:%d", host, atoi(port)));
-               else
-                       host = xstrdup(host);
-       }
-       return host;
+       if (ctx.env.http_host)
+               return ctx.env.http_host;
+       if (!ctx.env.server_name)
+               return NULL;
+       if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80)
+               return ctx.env.server_name;
+       return xstrdup(fmt("%s:%s", ctx.env.server_name, ctx.env.server_port));
 }
 
 char *cgit_rooturl()
@@ -467,8 +455,6 @@ void cgit_print_age(time_t t, time_t max_relative, char *format)
 
 void cgit_print_http_headers(struct cgit_context *ctx)
 {
-       const char *method = getenv("REQUEST_METHOD");
-
        if (ctx->cfg.embedded)
                return;
 
@@ -489,7 +475,7 @@ void cgit_print_http_headers(struct cgit_context *ctx)
        if (ctx->page.etag)
                htmlf("ETag: \"%s\"\n", ctx->page.etag);
        html("\n");
-       if (method && !strcmp(method, "HEAD"))
+       if (ctx->env.request_method && !strcmp(ctx->env.request_method, "HEAD"))
                exit(0);
 }