[bug#31678] [PATCH 1/2] gnu: erlang: Patch occurrences of /bin/sh in the source.

[iyzsong@member.fsf.org (宋文武)]

iyzsong@member.fsf.org (宋文武) writes:

> Christopher Baines <mail@cbaines.net> writes:
>
>> Previously, the elixir package would often fail to build, as running :os:cmd
>> would fail, as /bin/sh doesn't exist when building the elixir package. These
>> changes fix that issue.
>>
>> * gnu/packages/erlang.scm (erlang)[arguments]: Add new patch-/bin/sh phase to
>> replace hardcoded references to /bin/sh with a file in the store.
>> ---
>>  gnu/packages/erlang.scm | 21 +++++++++++++++++++++
>>  1 file changed, 21 insertions(+)
>>
>> diff --git a/gnu/packages/erlang.scm b/gnu/packages/erlang.scm
>> index 0e2b7b5bc..1fce57388 100644
>> --- a/gnu/packages/erlang.scm
>> +++ b/gnu/packages/erlang.scm
>> @@ -127,6 +127,27 @@
>>                    (date->string source-date-epoch
>>                                  "{H,Mi,S} = {~H,~M,~S},")))
>>                 #t)))
>> +         (add-after 'unpack 'patch-/bin/sh
>> +           (lambda _
>> +             (substitute* "erts/etc/unix/run_erl.c"
>> +               (("sh = \"/bin/sh\";")
>> +                (string-append "sh = \""
>> +                               (which "sh")
>> +                               "\";")))
>> +
>> +             (substitute* "erts/emulator/sys/unix/sys_drivers.c"
>> +               (("SHELL \"/bin/sh\"")
>> +                (string-append "SHELL \""
>> +                               (which "sh")
>> +                               "\"")))
>> +             (substitute* "erts/emulator/sys/unix/erl_child_setup.c"
>> +               (("SHELL \"/bin/sh\"")
>> +                (string-append "SHELL \""
>> +                               (which "sh")
>> +                               "\"")))
>> +
>> +             (substitute* "lib/kernel/src/os.erl"
>> +               (("/bin/sh") (which "sh")))))
>
> It should return ‘#t’, otherwise look good to me!

Oh, ‘substitute*’ does return ‘#t’ itself, never mind :-)