From: Alexandre Belloni Date: Sun, 1 Mar 2015 12:54:16 +0000 (+0100) Subject: wic: rawcopy: support skipping X-Git-Tag: lucaceresoli/bug-15201-perf-libtraceevent-missing~31069 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=89db37c85ac0d0035dbeb9643d7802ca28681e76;p=thirdparty%2Fopenembedded%2Fopenembedded-core-contrib.git wic: rawcopy: support skipping Add support for skipping the beginning of a file with the rawcopy plugin. Signed-off-by: Alexandre Belloni Signed-off-by: Ross Burton --- diff --git a/scripts/lib/wic/plugins/source/rawcopy.py b/scripts/lib/wic/plugins/source/rawcopy.py index b3b55fa022e..cf6236a04f9 100644 --- a/scripts/lib/wic/plugins/source/rawcopy.py +++ b/scripts/lib/wic/plugins/source/rawcopy.py @@ -64,14 +64,21 @@ class RawCopyPlugin(SourcePlugin): return src = os.path.join(bootimg_dir, source_params['file']) + dst = src + + if ('skip' in source_params): + dst = os.path.join(cr_workdir, source_params['file']) + dd_cmd = "dd if=%s of=%s ibs=%s skip=1 conv=notrunc" % \ + (src, dst, source_params['skip']) + exec_cmd(dd_cmd) # get the size in the right units for kickstart (kB) - du_cmd = "du -Lbks %s" % src + du_cmd = "du -Lbks %s" % dst out = exec_cmd(du_cmd) filesize = out.split()[0] if filesize > part.size: part.size = filesize - part.source_file = src + part.source_file = dst