From ee451d766a64117a41ec36dd71e61683c9d9b83c Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 23 Dec 2014 01:58:49 +0100
Subject: systemd-run: support -t mode when combined with -M

For that, ask machined for a container PTY and use that.
---
 src/shared/util.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'src/shared/util.c')

diff --git a/src/shared/util.c b/src/shared/util.c
index 06b6077843..6695a85a1c 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -7433,3 +7433,27 @@ int sethostname_idempotent(const char *s) {
 
         return 1;
 }
+
+int ptsname_malloc(int fd, char **ret) {
+        size_t l = 100;
+
+        for (;;) {
+                char *c;
+
+                c = new(char, l);
+                if (!c)
+                        return -ENOMEM;
+
+                if (ptsname_r(fd, c, l) == 0) {
+                        *ret = c;
+                        return 0;
+                }
+                if (errno != ERANGE) {
+                        free(c);
+                        return -errno;
+                }
+
+                free(c);
+                l *= 2;
+        }
+}
-- 
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