unbreak configless mode

An un-initialized field in the configless code path leads to a crash
on the first request.

ChangeLog

@@ -1,3 +1,7 @@
+2021-07-19  Omar Polo  <op@omarpolo.com>
+
+	* gmid.c (setup_configless): unbreak configless mode
+
 2021-07-11  Omar Polo  <op@omarpolo.com>
 
 	* configure (VERSION): 1.7.1 tagged

gmid.c

@@ -524,6 +524,7 @@ setup_configless(int argc, char **argv, const char *cgi)
 	TAILQ_INSERT_HEAD(&hosts, host, vhosts);
 
 	loc = xcalloc(1, sizeof(*loc));
+	loc->fcgi = -1;
 	TAILQ_INSERT_HEAD(&host->locations, loc, locations);
 
 	serve(argc, argv, NULL);

regress/runtime

@@ -13,10 +13,12 @@ fi
 
 ggflags=
 
-config_common='
+port=10965
+
+config_common="
 ipv6 off
-port 10965
-'
+port $port
+"
 
 # usage: config <global config> <stuff for localhost>
 # generates a configuration file reg.conf
@@ -101,7 +103,18 @@ onexit() {
 	quit
 }
 
-# tests
+# configless tests
+
+./../gmid -p $port testdata &
+pid=$!
+sleep 1
+
+eq "$(head /)"		"20 text/gemini"	"Unexpected head for /"
+eq "$(get /)"		"# hello world$ln"	"Unexpected body for /"
+echo OK GET / in configless mode
+quit
+
+# daemon tests
 
 trap 'onexit' INT TERM EXIT