[OE-core] [PATCH 01/17] image.py: write bitbake variables to .env file
Ed Bartosh
ed.bartosh at linux.intel.com
Tue Aug 25 09:04:12 UTC 2015
Write set of bitbake variables associated with the image into
build/tmp/sysroots/<machine>/imagedata/<image>.env
This is needed for wic to be able to get bitbake variables without
running 'bitbake -e'.
Signed-off-by: Ed Bartosh <ed.bartosh at linux.intel.com>
---
meta/lib/oe/image.py | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/meta/lib/oe/image.py b/meta/lib/oe/image.py
index 699c30f..a7fdefa 100644
--- a/meta/lib/oe/image.py
+++ b/meta/lib/oe/image.py
@@ -321,6 +321,27 @@ class Image(ImageDepGraph):
return image_cmd_groups
+ def _write_env(self):
+ """
+ Write environment variables
+ to tmp/sysroots/<machine>/imgdata/<image>.env
+ """
+ stdir = self.d.getVar('STAGING_DIR_TARGET', True)
+ outdir = os.path.join(stdir, 'imgdata')
+ if not os.path.exists(outdir):
+ os.makedirs(outdir)
+ basename = self.d.getVar('IMAGE_BASENAME', True)
+ with open(os.path.join(outdir, basename) + '.env', 'w') as envf:
+ for var in sorted(self.d.keys()):
+ # filter out as much as we can to reduce file size
+ if var.startswith('_') or var.startswith('BB_') \
+ or not var.isupper() or self.d.getVarFlag(var, "func") \
+ or var in ('BBINCLUDED', 'SRCPV', 'MIRRORS'):
+ continue
+ value = self.d.getVar(var, True)
+ if value:
+ envf.write('%s="%s"\n' % (var, value.strip()))
+
def create(self):
bb.note("###### Generate images #######")
pre_process_cmds = self.d.getVar("IMAGE_PREPROCESS_COMMAND", True)
@@ -332,6 +353,8 @@ class Image(ImageDepGraph):
image_cmd_groups = self._get_imagecmds()
+ self._write_env()
+
for image_cmds in image_cmd_groups:
# create the images in parallel
nproc = multiprocessing.cpu_count()
--
2.1.4
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