[gnome-continuous-yocto/gnomeostree-3.28-rocko: 4034/8267] systemd-boot.bbclass: Fix SYSYTEMD_BOOT_CFG creation

[Emmanuele Bassi <ebassi src gnome org>]

commit 928a93d516756126ee863614c7cd6559957cfa7b
Author: Alejandro Hernandez <alejandro hernandez linux intel com>
Date:   Mon Dec 5 11:00:56 2016 -0600

    systemd-boot.bbclass: Fix SYSYTEMD_BOOT_CFG creation
    
    This patch makes sure the directory which will contain
    the systemd configuration (loader.conf) is created before
    the configuration file is written, fixing errors when it
    tried to write it to a non-existent directory
    
    (From OE-Core rev: f4ba23212c97fb8c3351a3cf981ee355ae2fc9b1)
    
    Signed-off-by: Alejandro Hernandez <alejandro hernandez linux intel com>
    Signed-off-by: Ross Burton <ross burton intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/classes/systemd-boot.bbclass |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/meta/classes/systemd-boot.bbclass b/meta/classes/systemd-boot.bbclass
index 6718783..6a2cbc8 100644
--- a/meta/classes/systemd-boot.bbclass
+++ b/meta/classes/systemd-boot.bbclass
@@ -72,6 +72,9 @@ python build_efi_cfg() {
         return
 
     cfile = d.getVar('SYSTEMD_BOOT_CFG')
+    cdir = os.path.dirname(cfile)
+    if not os.path.exists(cdir):
+        os.makedirs(cdir)
     try:
          cfgfile = open(cfile, 'w')
     except OSError: