VOLATILE_TMP_DIR: add

Provide a mechanism to allow users to choose whether the /tmp directory
is on persistent storage (non-volatile) or a RAM-based tmpfs (volatile).
The default is volatile.

Works for both sysvinit-based and systemd-based systems.

(From OE-Core rev: 8b76c0637eaeaf5bd5e696680cd74b7a642f4157)

Signed-off-by: Trevor Woerner <twoerner@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/meta/conf/bitbake.conf b/meta/conf/bitbake.conf
index dcf6ce99d1..afd9e2f552 100644
--- a/meta/conf/bitbake.conf
+++ b/meta/conf/bitbake.conf
@@ -90,6 +90,10 @@ ROOT_HOME ??= "/home/root"
 # If set to boolean false ('no', 'n', 'false', 'f', '0'), /var/log is on persistent storage.
 VOLATILE_LOG_DIR ?= "yes"
 
+# if set to 'yes': /tmp links to /var/tmp which links to /var/volatile/tmp
+# otherwise:       /tmp is on persistent storage
+VOLATILE_TMP_DIR ?= "yes"
+
 BB_RENAMED_VARIABLES[PNBLACKLIST] = "SKIP_RECIPE"
 BB_RENAMED_VARIABLES[CVE_CHECK_PN_WHITELIST] = "CVE_CHECK_SKIP_RECIPE"
 BB_RENAMED_VARIABLES[CVE_CHECK_WHITELIST] = "CVE_CHECK_IGNORE"