log: add line breaks to pr_warn

for i in $(find . -name "*.[ch]" -type f); do
	sed -i 's/\(pr_warn(".*[^n]\)\("[),]\)/\1\\n\2/' $i
done
Signed-off-by: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>

compel/src/lib/infect.c

@@ -137,7 +137,7 @@ int compel_interrupt_task(int pid)
 	 */
 	ret = ptrace(PTRACE_INTERRUPT, pid, NULL, NULL);
 	if (ret < 0) {
-		pr_warn("SEIZE %d: can't interrupt task: %s", pid, strerror(errno));
+		pr_warn("SEIZE %d: can't interrupt task: %s\n", pid, strerror(errno));
 		if (ptrace(PTRACE_DETACH, pid, NULL, NULL))
 			pr_perror("Unable to detach from %d", pid);
 	}

criu/cr-restore.c

@@ -2289,7 +2289,7 @@ out_kill:
 			kill(root_item->pid->real, SIGKILL);
 
 		if (waitpid(root_item->pid->real, &status, 0) < 0)
-			pr_warn("Unable to wait %d: %s",
+			pr_warn("Unable to wait %d: %s\n",
 				root_item->pid->real, strerror(errno));
 	} else {
 		struct pstree_item *pi;

criu/crtools.c

@@ -235,7 +235,7 @@ int main(int argc, char *argv[], char *envp[])
 			opts.restore_detach &&
 			opts.final_state == TASK_STOPPED &&
 			opts.shell_job)
-		pr_warn("Stopped and detached shell job will get SIGHUP from OS.");
+		pr_warn("Stopped and detached shell job will get SIGHUP from OS.\n");
 
 	if (chdir(opts.work_dir)) {
 		pr_perror("Can't change directory to %s", opts.work_dir);

criu/files-reg.c

@@ -1355,7 +1355,7 @@ static int linkat_hard(int odir, char *opath, int ndir, char *npath, uid_t uid,
 
 	if (!( (errno == EPERM || errno == EOVERFLOW) && (root_ns_mask & CLONE_NEWUSER) )) {
 		errno_save = errno;
-		pr_warn("Can't link %s -> %s", opath, npath);
+		pr_warn("Can't link %s -> %s\n", opath, npath);
 		errno = errno_save;
 		return ret;
 	}

criu/namespaces.c

@@ -52,7 +52,7 @@ int check_namespace_opts(void)
 		return -1;
 	}
 	if (join_ns_flags & CLONE_NEWUSER)
-		pr_warn("join-ns with user-namespace is not fully tested and dangerous");
+		pr_warn("join-ns with user-namespace is not fully tested and dangerous\n");
 
 	errno = 0;
 	return 0;