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In-Reply-To: <face8c67-7dc7-1f33-81dc-b5b97cc1392e@gmx.de>
Date: Sat, 17 Dec 2022 11:51:36 -0800
Message-ID: <CADbOR2iAyQ_VOUA4YY_u0z2k22UVTC53z_fxJT-ABPs7AiJQgw@mail.gmail.com>
To: "Christoph M. Becker" <cmbecker69@gmx.de>
Cc: PHP Internals <internals@lists.php.net>
Content-Type: multipart/alternative; boundary="000000000000a0f33505f00b6a64"
Subject: Re: PHP support for matrix operations - BLAS, LAPACK.
From: zardozrocks@gmail.com (j adams)

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Christopher:

I have carefully followed the instructions under 'Manually compiling the
extension' in your first link[1]. When I attempted `make`, it failed,
ending with the following errors. I'll be filing an issue.

/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c: In
function =E2=80=98zephir_function_exists=E2=80=99:
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c:285:101:
warning: comparison between pointer and integer
  285 |  if (zend_hash_str_exists(CG(function_table),
Z_STRVAL_P(function_name), Z_STRLEN_P(function_name)) !=3D NULL) {
      |
                                ^~
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c: In
function =E2=80=98zephir_function_exists_ex=E2=80=99:
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c:301:76:
warning: comparison between pointer and integer
  301 |  if (zend_hash_str_exists(CG(function_table), function_name,
function_len) !=3D NULL) {
      |
       ^~
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c: In
function =E2=80=98zephir_get_arg=E2=80=99:
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c:571:9:
error: too many arguments to function =E2=80=98zend_forbid_dynamic_call=E2=
=80=99
  571 |     if (zend_forbid_dynamic_call("func_get_arg()") =3D=3D FAILURE) =
{
      |         ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/php/20220829/main/php.h:35,
                 from
/home/jaith/biz/machine-learning/tensor/Tensor/ext/kernel/main.c:16:
/usr/include/php/20220829/Zend/zend_API.h:782:39: note: declared here
  782 | static zend_always_inline zend_result zend_forbid_dynamic_call(void=
)
      |                                       ^~~~~~~~~~~~~~~~~~~~~~~~
make: *** [Makefile:213: kernel/main.lo] Error 1


[1] <https://github.com/RubixML/Tensor#optional-to-compile-extension>

On Tue, Dec 6, 2022 at 6:29 AM Christoph M. Becker <cmbecker69@gmx.de>
wrote:

> On 05.12.2022 at 20:05, j adams wrote:
>
> > Christoph, thanks for this tip.
> >
> > Unfortunately, pecl refuses to install Tensor either on my Macbook Pro =
or
> > on my Ubuntu 20 workstation. Both machines complain about being unable =
to
> > find cblas.h. I ran 'sudo pecl install tensor' which has quite a bit of
> > output. The problem seems to happen when it attempts to run make:
> >
> > running: make
> > /bin/bash /tmp/pear/temp/pear-build-root7MZ6PH/tensor-3.0.2/libtool
> > --mode=3Dcompile cc -I. -I/tmp/pear/temp/tensor/ext
> > -I/tmp/pear/temp/pear-build-root7MZ6PH/tensor-3.0.2/include
> > -I/tmp/pear/temp/pear-build-root7MZ6PH/tensor-3.0.2/main
> > -I/tmp/pear/temp/tensor/ext -I/usr/include/php/20210902
> > -I/usr/include/php/20210902/main -I/usr/include/php/20210902/TSRM
> > -I/usr/include/php/20210902/Zend -I/usr/include/php/20210902/ext
> > -I/usr/include/php/20210902/ext/date/lib  -DHAVE_CONFIG_H  -g -O2   -O3
> > -ffast-math -DZEND_COMPILE_DL_EXT=3D1 -c /tmp/pear/temp/tensor/ext/tens=
or.c
> > -o tensor.lo  -MMD -MF tensor.dep -MT tensor.lo
> > libtool: compile:  cc -I. -I/tmp/pear/temp/tensor/ext
> > -I/tmp/pear/temp/pear-build-root7MZ6PH/tensor-3.0.2/include
> > -I/tmp/pear/temp/pear-build-root7MZ6PH/tensor-3.0.2/main
> > -I/tmp/pear/temp/tensor/ext -I/usr/include/php/20210902
> > -I/usr/include/php/20210902/main -I/usr/include/php/20210902/TSRM
> > -I/usr/include/php/20210902/Zend -I/usr/include/php/20210902/ext
> > -I/usr/include/php/20210902/ext/date/lib -DHAVE_CONFIG_H -g -O2 -O3
> > -ffast-math -DZEND_COMPILE_DL_EXT=3D1 -c /tmp/pear/temp/tensor/ext/tens=
or.c
> > -MMD -MF tensor.dep -MT tensor.lo  -fPIC -DPIC -o .libs/tensor.o
> > /tmp/pear/temp/tensor/ext/tensor.c:25:10: fatal error: cblas.h: No such
> > file or directory
> >    25 | #include "cblas.h"
> >       |          ^~~~~~~~~
> > compilation terminated.
> > make: *** [Makefile:208: tensor.lo] Error 1
> > ERROR: `make' failed
>
> I think you need to install the OpenBLAS dev package[1].
>
> If in doubt, file an issue at the tensor bug tracker[2].
>
> [1] <https://github.com/RubixML/Tensor#optional-to-compile-extension>
> [2] <https://github.com/RubixML/Tensor/issues>
>
> --
> Christoph M. Becker
>

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