Re: Building Emacs on WSL

[Fabrice Popineau <fabrice.popineau@gmail.com>]

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2016-12-21 10:00 GMT+01:00 Angelo Graziosi <angelo.graziosi@alice.it>:

> Il 20/12/2016 13:40, Fabrice Popineau ha scritto:
>
>> However, there is a simple fix:
>>
>> diff --git a/src/emacs.c b/src/emacs.c
>> index dc13b15..46a0593 100644
>> --- a/src/emacs.c
>> +++ b/src/emacs.c
>> @@ -699,6 +699,7 @@ main (int argc, char **argv)
>>    bool disable_aslr = dumping;
>>  # endif
>>
>> +#if 0
>>    if (disable_aslr && disable_address_randomization ())
>>      {
>>        /* Set this so the personality will be reverted before execs
>> @@ -712,6 +713,7 @@ main (int argc, char **argv)
>>        /* If the exec fails, warn and then try anyway.  */
>>        perror (argv[0]);
>>      }
>> +#endif
>>
>>  #ifndef CANNOT_DUMP
>>    might_dump = !initialized;
>>
>> Now, Spacemacs loads as well with master.
>>
>
> Yes, Emacs master builds and works in console (same issue for packages
> manager, bug #25221) but I have to
>
> echo 0 | sudo tee /proc/sys/kernel/randomize_va_space
>
> before the build starts otherwise it fails.
>
>
Yes, this is needed and that won't change until unexec is removed from
emacs (either replace by portable dumper or loading everything at runtime).

-- 
Fabrice

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