Thanks for the alternatives Quentin --------------------- Med Liberalistiske Hilsner ----------------------
Civilingeniør, Kjeld Flarup - Mit sind er mere åbent end min tegnebog Sofienlundvej 6B, 7560 Hjerm, Tlf: 40 29 41 49 Den ikke akademiske hjemmeside for liberalismen - www.liberalismen.dk Den fre. 17. jan. 2025 kl. 15.57 skrev Quentin Schulz < quentin.sch...@cherry.de>: > Hi, > > On 1/17/25 3:25 PM, Kjeld Flarup via lists.yoctoproject.org wrote: > > You don't often get email from kjeld.flarup= > liberalismen...@lists.yoctoproject.org. Learn why this is important< > https://aka.ms/LearnAboutSenderIdentification> > > I try to write an append for do_unpack > > do_unpack:append() { > > echo Hello > > } > > > > But it looks like it is parsed as Python > > > > parser = bb.codeparser.PythonParser(key, logger) > > > parser.parse_python(value, > filename=varflags.get("filename"), lineno=varflags.get("lineno")) > > deps = deps | parser.references > > File "/tmp/yocto/meta-poky/bitbake/lib/bb/codeparser.py", line 358, > in PythonParser.parse_python(node="\n > bb.build.exec_func('base_do_unpack', d)\n echo Hello\n", lineno=1, > filename='autogenerated', fixedhash=None): > > node = "\n" * int(lineno) + node > > > code = compile(check_indent(str(node)), filename, "exec", > > ast.PyCF_ONLY_AST) > > File "autogenerated", line 3 > > echo Hello > > ^ > > IndentationError: unindent does not match any outer indentation level > > > > Isn't this possible using shell > > > > Tasks can be python or shell, here do_unpack is Python, so you need to > write Python code in :prepend or :append. > > Depending on your usecase, you can simply add a new task and insert it > between do_unpack and the next task depending on this change for example. > > Another option is to use bb.build.exec_func() from Python code to > execute a shell function, though I don't think this is widely used > outside of core code (and I haven't used it myself, so maybe not the > best practice either). > > You can also have shell functions run after the python task is run, > those are added with: > > do_unpack[prefuncs] += "my-shell-func another-shell-func" > do_unpack[postfuncs] += "my-shell-func yet-another-shell-func" > > c.f. > > https://docs.yoctoproject.org/bitbake/bitbake-user-manual/bitbake-user-manual-metadata.html#variable-flags > > Cheers, > Quentin >
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