xref: /openbmc/openbmc/poky/meta/classes-recipe/image-postinst-intercepts.bbclass (revision 92b42cb35d755f8cfe6c17d403711a536e0f0721)
1*92b42cb3SPatrick Williams#
2*92b42cb3SPatrick Williams# Copyright OpenEmbedded Contributors
3*92b42cb3SPatrick Williams#
4*92b42cb3SPatrick Williams# SPDX-License-Identifier: MIT
5*92b42cb3SPatrick Williams#
6*92b42cb3SPatrick Williams
7*92b42cb3SPatrick Williams# Gather existing and candidate postinst intercepts from BBPATH
8*92b42cb3SPatrick WilliamsPOSTINST_INTERCEPTS_DIR ?= "${COREBASE}/scripts/postinst-intercepts"
9*92b42cb3SPatrick WilliamsPOSTINST_INTERCEPTS_PATHS ?= "${@':'.join('%s/postinst-intercepts' % p for p in '${BBPATH}'.split(':'))}:${POSTINST_INTERCEPTS_DIR}"
10*92b42cb3SPatrick Williams
11*92b42cb3SPatrick Williamspython find_intercepts() {
12*92b42cb3SPatrick Williams    intercepts = {}
13*92b42cb3SPatrick Williams    search_paths = []
14*92b42cb3SPatrick Williams    paths = d.getVar('POSTINST_INTERCEPTS_PATHS').split(':')
15*92b42cb3SPatrick Williams    overrides = (':' + d.getVar('FILESOVERRIDES')).split(':') + ['']
16*92b42cb3SPatrick Williams    search_paths = [os.path.join(p, op) for p in paths for op in overrides]
17*92b42cb3SPatrick Williams    searched = oe.path.which_wild('*', ':'.join(search_paths), candidates=True)
18*92b42cb3SPatrick Williams    files, chksums = [], []
19*92b42cb3SPatrick Williams    for pathname, candidates in searched:
20*92b42cb3SPatrick Williams        if os.path.isfile(pathname):
21*92b42cb3SPatrick Williams            files.append(pathname)
22*92b42cb3SPatrick Williams            chksums.append('%s:True' % pathname)
23*92b42cb3SPatrick Williams            chksums.extend('%s:False' % c for c in candidates[:-1])
24*92b42cb3SPatrick Williams
25*92b42cb3SPatrick Williams    d.setVar('POSTINST_INTERCEPT_CHECKSUMS', ' '.join(chksums))
26*92b42cb3SPatrick Williams    d.setVar('POSTINST_INTERCEPTS', ' '.join(files))
27*92b42cb3SPatrick Williams}
28*92b42cb3SPatrick Williamsfind_intercepts[eventmask] += "bb.event.RecipePreFinalise"
29*92b42cb3SPatrick Williamsaddhandler find_intercepts
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