From 895d14292811520f6bdfd0bdd6aba11b97b2d384 Mon Sep 17 00:00:00 2001
From: Pariksheet Nanda <pariksheet.nanda@uconn.edu>
Date: Sat, 6 Jun 2020 11:08:10 -0400
Subject: [PATCH] configure: Add option to only create read-only sessions for
 #84

---
 configure.ac    | 9 +++++++++
 tmate-decoder.c | 7 ++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 028d5559..309f3030 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,6 +65,15 @@ if test "x$found_static" = xyes; then
 	])
 fi
 
+# Is this a readonly session build?
+AC_ARG_ENABLE(
+	session-write,
+	AC_HELP_STRING(--disable-session-write, create read-only sessions)
+)
+if test "x${enable_session_write}" = xno; then
+        CFLAGS="$CFLAGS -DTMATE_SESSION_RO"
+fi
+
 # Is this gcc?
 AM_CONDITIONAL(IS_GCC, test "x$GCC" = xyes)
 
diff --git a/tmate-decoder.c b/tmate-decoder.c
index 3b1e31af..8c93beb2 100644
--- a/tmate-decoder.c
+++ b/tmate-decoder.c
@@ -5,7 +5,12 @@ static void handle_notify(__unused struct tmate_session *session,
 			  struct tmate_unpacker *uk)
 {
 	char *msg = unpack_string(uk);
-	tmate_status_message("%s", msg);
+#ifdef TMATE_SESSION_RO
+        if (!strstr(msg, "session: "))
+                tmate_status_message("%s", msg);
+#else
+        tmate_status_message("%s", msg);
+#endif
 	free(msg);
 }