wrapper: if PPSW_PORT is set, connect to server via that port

1 files changed, 9 insertions, 1 deletions

diff --git a/wrapper/ppswrapper.c b/wrapper/ppswrapper.c
index ab250ba..23a05a9 100644
--- a/wrapper/ppswrapper.c
+++ b/wrapper/ppswrapper.c
@@ -41,12 +41,20 @@ static struct {
 static ppsw_t*
 ppsw_client_get(void)
 {
+    const char *ppsw_port = getenv ("PPSW_PORT");
+    int port = -1;
+
     if (ppsw_state.client) {
 	ppsw_state.refcnt++;
 	return ppsw_state.client;
     }
 
-    ppsw_state.client = ppsw_client_create (PPSW_PORT);
+    if (ppsw_port)
+	port = atoi (ppsw_port);
+    if (port >= 0 && port < 1024)
+	port = -1;
+
+    ppsw_state.client = ppsw_client_create (port);
     if (!ppsw_state.client)
 	return NULL;