From 9750045412d652076310772266b143b1b289f00e Mon Sep 17 00:00:00 2001
From: Aleksey Manevich <manevich.aleksey@gmail.com>
Date: Wed, 27 Jul 2016 21:44:32 +0300
Subject: Honor --nice option when joining

---
 src/firejail/join.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src')

diff --git a/src/firejail/join.c b/src/firejail/join.c
index 47d31669d..504748331 100644
--- a/src/firejail/join.c
+++ b/src/firejail/join.c
@@ -23,6 +23,7 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <sys/prctl.h>
+#include <errno.h>
 
 static int apply_caps = 0;
 static uint64_t caps = 0;
@@ -338,6 +339,17 @@ void join(pid_t pid, int argc, char **argv, int index) {
 		if (setenv("PROMPT_COMMAND", "export PS1=\"\\[\\e[1;32m\\][\\u@\\h \\W]\\$\\[\\e[0m\\] \"", 1) < 0)
 			errExit("setenv");
 
+		// set nice
+		if (arg_nice) {
+			errno = 0;
+			int rv = nice(cfg.nice);
+			(void) rv;
+			if (errno) {
+				fprintf(stderr, "Warning: cannot set nice value\n");
+				errno = 0;
+			}
+		}
+
 		// run cmdline trough /bin/bash
 		if (cfg.command_line == NULL) {
 			struct stat s;
-- 
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