replace oe-core's image-buildinfo by image-buildinfo-mortsgna

OE-cores's version is missing important information and it is not that I did
not try it...

Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>

classes/image-buildinfo-mortsgna.bbclass

@@ -0,0 +1,86 @@
+#
+# Writes build information to target filesystem on /etc/buildinfo
+#
+# Copyright (C) 2014 Intel Corporation
+# Author: Alejandro Enedino Hernandez Samaniego <alejandro.hernandez@intel.com>
+#
+# Licensed under the MIT license, see COPYING.MIT for details
+#
+# Usage: add INHERIT += "image-buildinfo_mortsgna-mortsgna" to your conf file
+#
+# This is a slightly reworked version oe-core's version. Patch was sent [1] 
+# but...
+# [1] http://lists.openembedded.org/pipermail/openembedded-core/2018-September/274747.html
+
+# Desired variables to display 
+IMAGE_BUILDINFO_MORTSGNA_VARS ?= "DISTRO DISTRO_VERSION"
+
+# Desired location of the output file in the image.
+IMAGE_BUILDINFO_MORTSGNA_FILE ??= "${sysconfdir}/buildinfo"
+
+# Gets git branch's status (clean or dirty)
+def get_layer_mortsgna_git_status(path):
+    import subprocess
+    try:
+        subprocess.check_output("""cd %s; export PSEUDO_UNLOAD=1; set -e;
+                                git diff --quiet --no-ext-diff
+                                git diff --quiet --no-ext-diff --cached""" % path,
+                                shell=True,
+                                stderr=subprocess.STDOUT)
+        return ""
+    except subprocess.CalledProcessError as ex:
+        # Silently treat errors as "modified", without checking for the
+        # (expected) return code 1 in a modified git repo. For example, we get
+        # output and a 129 return code when a layer isn't a git repo at all.
+        return "-- modified"
+
+# Returns layer revisions along with their respective status
+def get_layer_mortsgna_revs(d):
+    layers = (d.getVar("BBLAYERS") or "").split()
+    medadata_revs = ["%-17s = %s:%s %s" % (os.path.basename(i), \
+        base_get_metadata_git_branch(i, None).strip(), \
+        base_get_metadata_git_revision(i, None), \
+        get_layer_mortsgna_git_status(i)) \
+            for i in layers]
+    return '\n'.join(medadata_revs)
+
+def buildinfo_mortsgna_target(d):
+        # Get context
+        if d.getVar('BB_WORKERCONTEXT') != '1':
+                return ""
+        # taken from base.bbclass
+        localdata = bb.data.createCopy(d)
+        statuslines = []
+        g = globals()
+        func = 'buildcfg_vars'
+        if func not in g:
+            bb.warn("Build configuration function '%s' does not exist" % func)
+        else:
+            flines = g[func](localdata)
+            if flines:
+                statuslines.extend(flines)
+        return ('\n%s\n' % '\n'.join(statuslines))
+
+# Write build information to target filesystem
+python buildinfo_mortsgna () {
+    if not d.getVar('IMAGE_BUILDINFO_MORTSGNA_FILE'):
+        return
+    with open(d.expand('${IMAGE_ROOTFS}${IMAGE_BUILDINFO_MORTSGNA_FILE}'), 'w') as build:
+        build.writelines((
+            '''-----------------------
+Build Configuration:  |
+-----------------------
+''',
+            buildinfo_mortsgna_target(d),
+            '''
+-----------------------
+Layer Revisions:      |
+-----------------------
+''',
+            get_layer_mortsgna_revs(d),
+            '''
+'''
+       ))
+}
+
+IMAGE_PREPROCESS_COMMAND += "buildinfo_mortsgna;"

conf/distro/include/mortsgna-inherits.inc

@@ -20,7 +20,7 @@ INHERIT += "insane"
 INHERIT += "sstate"
 
 # drop buildinfo to /etc/build
-INHERIT += "image-buildinfo"
+INHERIT += "image-buildinfo-mortsgna"
 
 # Prelink images
 INHERIT += "image-prelink"