pip3 install pygit2 fails on ppc64le and s390x platform

[rfan1]

The issue is not seen on x86_64 and aarch64 platform. but doesn't work on ppc64le and s390x.

Reproduction steps

OS: sles15sp6

1. install python3.12 on the system
2. pip3.12 install pygit2

   # pip3.12 install pygit2
      copying pygit2/decl/callbacks.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/checkout.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/clone.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/commit.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/common.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/config.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/describe.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/diff.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/errors.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/graph.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/index.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/indexer.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/merge.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/net.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/oid.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/pack.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/proxy.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/refspec.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/remote.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/repository.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/revert.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/stash.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/strarray.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/submodule.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/transport.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      copying pygit2/decl/types.h -> build/lib.linux-ppc64le-cpython-312/pygit2/decl
      running build_ext
      generating cffi module 'build/temp.linux-ppc64le-cpython-312/pygit2._libgit2.c'
      creating build/temp.linux-ppc64le-cpython-312
      building 'pygit2._pygit2' extension
      creating build/temp.linux-ppc64le-cpython-312/tmp
      creating build/temp.linux-ppc64le-cpython-312/tmp/pip-install-binfj26r
      creating build/temp.linux-ppc64le-cpython-312/tmp/pip-install-binfj26r/pygit2_c11b9988d87a49aaa211b635a46f7506
      creating build/temp.linux-ppc64le-cpython-312/tmp/pip-install-binfj26r/pygit2_c11b9988d87a49aaa211b635a46f7506/src
      gcc -fno-strict-overflow -Wsign-compare -DNDEBUG -fmessage-length=0 -grecord-gcc-switches -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection -g -DOPENSSL_LOAD_CONF -fwrapv -fno-semantic-interposition -fmessage-length=0 -grecord-gcc-switches -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection -g -IVendor/ -fmessage-length=0 -grecord-gcc-switches -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection -g -IVendor/ -fPIC -I/usr/local/include -I/usr/include/python3.12 -c /tmp/pip-install-binfj26r/pygit2_c11b9988d87a49aaa211b635a46f7506/src/blob.c -o build/temp.linux-ppc64le-cpython-312/tmp/pip-install-binfj26r/pygit2_c11b9988d87a49aaa211b635a46f7506/src/blob.o
      error: command 'gcc' failed: No such file or directory
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for pygit2
�[?25hFailed to build pygit2
ERROR: Could not build wheels for pygit2, which is required to install pyproject.toml-based projects

Expected behavior

The installation can pass without any issue

Actual behavior

  ERROR: Failed building wheel for pygit2
�[?25hFailed to build pygit2
ERROR: Could not build wheels for pygit2, which is required to install pyproject.toml-based projects

Version of libgit2 (release number or SHA1)

Operating system(s) tested

SUSE SLE15SP6

[ethomson]

This looks like a problem in the https://github.com/libgit2/pygit2 build process - have you opened an issue there?

[ethomson]

(Let’s leave this issue opened here, too, in case it’s a problem with s390 builds, but it looks from a quick glance like it might be a more general problem on pygit2.)

[rfan1]

This looks like a problem in the https://github.com/libgit2/pygit2 build process - have you opened an issue there?

No, let me do, thanks much!

[rfan1]

This looks like a problem in the https://github.com/libgit2/pygit2 build process - have you opened an issue there?

No, let me do, thanks much!

libgit2/pygit2#1284

[ethomson]

Looks like libgit2/pygit2#1284 is resolved - thanks!