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Re: clean after distclean gobbles source files
From: |
Steven Sistare |
Subject: |
Re: clean after distclean gobbles source files |
Date: |
Wed, 19 Apr 2023 09:07:55 -0400 |
User-agent: |
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 |
On 4/14/2023 11:41 AM, Thomas Huth wrote:
> On 14/04/2023 17.30, Steven Sistare wrote:
>> On 4/13/2023 7:41 AM, Thomas Huth wrote:
>>> On 07/04/2023 17.44, Steven Sistare wrote:
>>>> Run 'make distclean', and GNUmakefile is removed.
>>>> But, GNUmakefile is where we cd to build/.
>>>> Run 'make distclean' or 'make clean' again, and Makefile applies
>>>> the clean actions, such as this one, at the top level of the tree:
>>>>
>>>> find . \( -name '*.so' -o -name '*.dll' -o \
>>>> -name '*.[oda]' -o -name '*.gcno' \) -type f \
>>>> ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a \
>>>> ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
>>>> -exec rm {} +
>>>>
>>>> For example, it removes the .d source files in 'meson/test cases/d/*/*.d'.
>>>> The damage could be worse in the future if more suffixes are cleaned.
>>>>
>>>> I don't have a suggested fix. Recursion and the GNUmakefile bootstrap
>>>> make it non-trivial.
>>>
>>> That's somewhat ugly, indeed.
>>>
>>> We could maybe disallow make [dist]clean if running in-tree? Something like
>>> that:
>>>
>>> diff a/Makefile b/Makefile
>>> --- a/Makefile
>>> +++ b/Makefile
>>> @@ -26,7 +26,7 @@ quiet-command-run = $(if $(V),,$(if $2,printf " %-7s
>>> %s\n" $2 $3 && ))$1
>>> quiet-@ = $(if $(V),,@)
>>> quiet-command = $(quiet-@)$(call quiet-command-run,$1,$2,$3)
>>> -UNCHECKED_GOALS := %clean TAGS cscope ctags dist \
>>> +UNCHECKED_GOALS := TAGS cscope ctags dist \
>>> help check-help print-% \
>>> docker docker-% vm-help vm-test vm-build-%
>>> @@ -201,7 +201,7 @@ recurse-distclean: $(addsuffix /distclean, $(ROMS))
>>> ######################################################################
>>> -clean: recurse-clean
>>> +clean: config-host.mak recurse-clean
>>> -$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean
>>> || :
>>> -$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS)
>>> clean-ctlist || :
>>> find . \( -name '*.so' -o -name '*.dll' -o \
>>>
>>>
>>> ... or if we still want to allow that, maybe just make an exception for the
>>> *.d files:
>>>
>>> diff --git a/Makefile b/Makefile
>>> index e421f8a1f4..0cb2a7aa98 100644
>>> --- a/Makefile
>>> +++ b/Makefile
>>> @@ -208,6 +208,7 @@ clean: recurse-clean
>>> -name '*.[oda]' -o -name '*.gcno' \) -type f \
>>> ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-aarch64.a
>>> \
>>> ! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
>>> + ! -path './meson/test cases/d/*/*.d' \
>>> -exec rm {} +
>>> rm -f TAGS cscope.* *~ */*~
>>>
>>> What do you think?
>>
>> Actually, all make targets are broken if we do not cd to build first.
>
> I think some of them work from the source directory, too... e.g. "make help"
> or "make vm-build-XXX" or "make dist" ... not sure how important this
> possibility is ... I guess "make dist" is still a thing? Michael?
>
>> This should do the trick. If you agree, I will submit a patch.
>>
>> diff --git a/Makefile b/Makefile
>> index a48103c..3d03101 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -4,6 +4,10 @@ ifneq ($(words $(subst :, ,$(CURDIR))), 1)
>> $(error main directory cannot contain spaces nor colons)
>> endif
>>
>> +ifneq ($(notdir $(CURDIR)),build)
>> +$(error To build in tree, run configure first.)
>> +endif
>
> If we decide to go down that road, I think you should remove the existing
> "Please call configure before running make" UNCHECKED_GOALS logic in that
> file, too.
OK, UNCHECKED_GOALS is supposed to handle this situation. I will post a patch
that does so.
- Steve