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Diffstat (limited to 'import-layers/yocto-poky/meta/classes/rm_work_and_downloads.bbclass')
-rw-r--r-- | import-layers/yocto-poky/meta/classes/rm_work_and_downloads.bbclass | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/meta/classes/rm_work_and_downloads.bbclass b/import-layers/yocto-poky/meta/classes/rm_work_and_downloads.bbclass new file mode 100644 index 000000000..7c00bea59 --- /dev/null +++ b/import-layers/yocto-poky/meta/classes/rm_work_and_downloads.bbclass @@ -0,0 +1,33 @@ +# Author: Patrick Ohly <patrick.ohly@intel.com> +# Copyright: Copyright (C) 2015 Intel Corporation +# +# This file is licensed under the MIT license, see COPYING.MIT in +# this source distribution for the terms. + +# This class is used like rm_work: +# INHERIT += "rm_work_and_downloads" +# +# In addition to removing local build directories of a recipe, it also +# removes the downloaded source. This is achieved by making the DL_DIR +# recipe-specific. While reducing disk usage, it increases network usage (for +# example, compiling the same source for target and host implies downloading +# the source twice). +# +# Because the "do_fetch" task does not get re-run after removing the downloaded +# sources, this class is also not suitable for incremental builds. +# +# Where it works well is in well-connected build environments with limited +# disk space (like TravisCI). + +inherit rm_work + +# This would ensure that the existing do_rm_work() removes the downloads, +# but does not work because some recipes have a circular dependency between +# WORKDIR and DL_DIR (via ${SRCPV}?). +# DL_DIR = "${WORKDIR}/downloads" + +# Instead go up one level and remove ourself. +DL_DIR = "${BASE_WORKDIR}/${MULTIMACH_TARGET_SYS}/${PN}/downloads" +do_rm_work_append () { + rm -rf ${DL_DIR} +} |