Add a way to mark environment variables as "hidden" so they can be used

by tmux but are not passed into the environment of new panes.

1 files changed, 6 insertions, 3 deletions

diff --git a/cmd-set-environment.c b/cmd-set-environment.c
index a80acd01..248f734a 100644
--- a/cmd-set-environment.c
+++ b/cmd-set-environment.c
@@ -34,8 +34,8 @@ const struct cmd_entry cmd_set_environment_entry = {
 	.name = "set-environment",
 	.alias = "setenv",
 
-	.args = { "grt:u", 1, 2 },
-	.usage = "[-gru] " CMD_TARGET_SESSION_USAGE " name [value]",
+	.args = { "hgrt:u", 1, 2 },
+	.usage = "[-hgru] " CMD_TARGET_SESSION_USAGE " name [value]",
 
 	.target = { 't', CMD_FIND_SESSION, CMD_FIND_CANFAIL },
 
@@ -96,7 +96,10 @@ cmd_set_environment_exec(struct cmd *self, struct cmdq_item *item)
 			cmdq_error(item, "no value specified");
 			return (CMD_RETURN_ERROR);
 		}
-		environ_set(env, name, "%s", value);
+		if (args_has(args, 'h'))
+			environ_set(env, name, ENVIRON_HIDDEN, "%s", value);
+		else
+			environ_set(env, name, 0, "%s", value);
 	}
 
 	return (CMD_RETURN_NORMAL);