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bug#65319: compilation error on Android (Termux)
From: |
Po Lu |
Subject: |
bug#65319: compilation error on Android (Termux) |
Date: |
Wed, 16 Aug 2023 20:33:36 +0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Bruno Haible <bruno@clisp.org> writes:
> Po Lu wrote:
>> Does Gnulib guarantee that the gl_CHECK_FUNCS_ANDROID stuff will
>> continue to exist in the future? If so, I'm inclined towards using
>> that.
>
> Yes. This macro is used over 100 times in Gnulib, has not seen any
> problem reports in the last 6 months, and is prefixed with 'gl_'
> not '_gl_'. Therefore it's very unlikely to go away.
>
> Note this macro's documentation:
>
> ...
> dnl Thus, the question "does the OS have the function func" has three possible
> dnl answers:
> dnl - yes, in all versions starting from the given API level,
> dnl - no, in no version,
> dnl - not in the given API level, but in a later version of Android.
> ...
> dnl This macro sets two variables:
> dnl - gl_cv_onwards_func_<func> to yes / no / "future OS version"
> dnl - ac_cv_func_<func> to yes / no / no
> dnl The first variable allows to distinguish all three cases.
> dnl The second variable is set, so that an invocation
> dnl gl_CHECK_FUNCS_ANDROID([func], [[#include <foo.h>]])
> dnl can be used as a drop-in replacement for
> dnl AC_CHECK_FUNCS([func]).
>
> Bruno
Thanks. I'll install the change you proposed in short order, and am
closing this bug.