From: 傅继晗 <fjhhz1997@gmail.com>
To: gdb-patches <gdb-patches@sourceware.org>
Cc: Christian Biesinger <cbiesinger@google.com>
Subject: Re: [PATCH] Modify python-config.py or replace it with official one to support python3
Date: Wed, 22 Jan 2020 02:04:00 -0000 [thread overview]
Message-ID: <CAPwS6qMXSq_Od2ZZVFSb7uWsL7pPkODQ0A+JsPPKRaSGGMisAA@mail.gmail.com> (raw)
In-Reply-To: <CAPwS6qOtjH-g88iy7DmUoMyUO1F7O+vZQWoWNZfzZoVkSJ=qtQ@mail.gmail.com>
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now I improve the patch to be compatible with python2.7 python 3.7 and
python3.8+
index gdb/configure.ac
============================
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -834,29 +834,35 @@ else
esac
esac
+ python_config=
if test "${python_prog}" != missing; then
+ AC_CHECK_FILE([${python_prog}-config],[python_config="${python_prog}-config"],[python_config="${python_prog}
${srcdir}/python/python-config.py"])
# We have a python program to use, but it may be too old.
# Don't flag an error for --with-python=auto (the default).
have_python_config=yes
- python_includes=`${python_prog} ${srcdir}/python/python-config.py
--includes`
+ python_includes=`${python_config} --includes`
if test $? != 0; then
have_python_config=failed
if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --includes)
+ AC_ERROR(failure running ${python-config} --includes)
fi
fi
- python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
+# For python 3.8+ there must be a "--embed" flag to show lib version.
+ python_libs=`${python_config} --ldflags --embed`
if test $? != 0; then
- have_python_config=failed
- if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --ldflags)
+ python_libs=`${python_config} --ldflags`
+ if test $? != 0; then
+ have_python_config=failed
+ if test "${with_python}" != auto; then
+ AC_ERROR(failure running ${python-config} --ldflags)
+ fi
fi
fi
- python_prefix=`${python_prog} ${srcdir}/python/python-config.py
--exec-prefix`
+ python_prefix=`${python_config} --exec-prefix`
if test $? != 0; then
have_python_config=failed
if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --exec-prefix)
+ AC_ERROR(failure running ${python-config} --exec-prefix)
fi
fi
else
傅继晗 <fjhhz1997@gmail.com> 于2020年1月21日周二 下午7:41写道：
>
> ok.that is,and here is my patch.
> Tested with autoconf 2.69 and python3.8.
>
>
> index:gdb/configure.ac
> ============================
> --- a/gdb/configure.ac
> +++ b/gdb/configure.ac
> @@ -834,29 +834,31 @@
> esac
> esac
>
> + python_config=
> if test "${python_prog}" != missing; then
> + AC_CHECK_FILE([${python_prog}-config],[python_config="${python_prog}-config
> --embed"],[python_config="${python_prog}
> ${srcdir}/python/python-config.py"])
> # We have a python program to use, but it may be too old.
> # Don't flag an error for --with-python=auto (the default).
> have_python_config=yes
> - python_includes=`${python_prog} ${srcdir}/python/python-config.py
> --includes`
> + python_includes=`${python_config} --includes`
> if test $? != 0; then
> have_python_config=failed
> if test "${with_python}" != auto; then
> - AC_ERROR(failure running python-config --includes)
> + AC_ERROR(failure running ${python_config} --includes)
> fi
> fi
> - python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
> + python_libs=`${python_config} --ldflags`
> if test $? != 0; then
> have_python_config=failed
> if test "${with_python}" != auto; then
> - AC_ERROR(failure running python-config --ldflags)
> + AC_ERROR(failure running ${python_config} --ldflags)
> fi
> fi
> - python_prefix=`${python_prog} ${srcdir}/python/python-config.py
> --exec-prefix`
> + python_prefix=`${python_config} --exec-prefix`
> if test $? != 0; then
> have_python_config=failed
> if test "${with_python}" != auto; then
> - AC_ERROR(failure running python-config --exec-prefix)
> + AC_ERROR(failure running ${python_config} --exec-prefix)
> fi
> fi
> else
>
> Christian Biesinger <cbiesinger@google.com> 于2020年1月21日周二 上午8:30写道：
> >
> > On Mon, Jan 20, 2020 at 8:05 AM 傅继晗 <fjhhz1997@gmail.com> wrote:
> > >
> > > The formal patch only works on OSX.And here is the patch to make the
> > > crossbuild available.
> >
> > configure is a generated file. Please edit configure.ac instead, and
> > run autoconf to regenerate configure. Make sure to use autoconf
> > version 2.69.
> >
> > Christian
> >
> > > diff --git a/gdb/configure-origin b/gdb/configure
> > > --- a/gdb/configure-origin
> > > +++ b/gdb/configure
> > > @@ -9858,21 +9858,21 @@ fi
> > > # We have a python program to use, but it may be too old.
> > > # Don't flag an error for --with-python=auto (the default).
> > > have_python_config=yes
> > > - python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
> > > + python_includes=`${python_prog}-config --includes`
> > > if test $? != 0; then
> > > have_python_config=failed
> > > if test "${with_python}" != auto; then
> > > as_fn_error "failure running python-config --includes" "$LINENO" 5
> > > fi
> > > fi
> > > - python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
> > > + python_libs=`${python_prog}-config --ldflags`
> > > if test $? != 0; then
> > > have_python_config=failed
> > > if test "${with_python}" != auto; then
> > > as_fn_error "failure running python-config --ldflags" "$LINENO" 5
> > > fi
> > > fi
> > > - python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
> > > + python_prefix=`${python_prog}-config --exec-prefix`
> > > if test $? != 0; then
> > > have_python_config=failed
> > > if test "${with_python}" != auto; then
> > >
> > >
> > > 傅继晗 <fjhhz1997@gmail.com> 于2020年1月20日周一 下午8:02写道：
> > > >
> > > > By default,gdb is compiled with python2 script support on OSX. However,when compiled with arg "--with-python=/path/to/python3 " to support python3 ,some error occurred that seems python3 is not recognized.
> > > > The reason is that the python-config.py is not the same as the official one.BTW,this issue was once referred at 20 Dec 2012 mail :https://sourceware.org/ml/gdb-patches/2012-12/msg00751.html.
> > > > Somehow,It is not committed(maybe the maintainer forgot it due to the happy chrismas holiday).
> > > > And here is my patch:
> > > >
> > > > index: b/gdb/python/python-config.py
> > > > ===============================
> > > > --- a/gdb/python/python-config.py
> > > > +++ b/gdb/python/python-config.py
> > > > @@ -72,7 +72,7 @@ for opt in opt_flags:
> > > > libs.insert(0, '-L' + getvar('LIBPL'))
> > > > elif os.name == 'nt':
> > > > libs.insert(0, '-L' + sysconfig.PREFIX + '/libs')
> > > > - if getvar('LINKFORSHARED') is not None:
> > > > + if not getvar('PYTHONFRAMEWORK'):
> > > > libs.extend(getvar('LINKFORSHARED').split())
> > > > print (to_unix_path(' '.join(libs)))
[-- Attachment #2: python-config.patch --]
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diff --git a/gdb/configure-origin.ac b/gdb/configure.ac
index 0805827..9f07e23 100644
--- a/gdb/configure-origin.ac
+++ b/gdb/configure.ac
@@ -834,29 +834,35 @@ else
esac
esac
+ python_config=
if test "${python_prog}" != missing; then
+ AC_CHECK_FILE([${python_prog}-config],[python_config="${python_prog}-config"],[python_config="${python_prog} ${srcdir}/python/python-config.py"])
# We have a python program to use, but it may be too old.
# Don't flag an error for --with-python=auto (the default).
have_python_config=yes
- python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
+ python_includes=`${python_config} --includes`
if test $? != 0; then
have_python_config=failed
if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --includes)
+ AC_ERROR(failure running ${python-config} --includes)
fi
fi
- python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
+# For python 3.8+ there must be a "--embed" flag to show lib version.
+ python_libs=`${python_config} --ldflags --embed`
if test $? != 0; then
- have_python_config=failed
- if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --ldflags)
+ python_libs=`${python_config} --ldflags`
+ if test $? != 0; then
+ have_python_config=failed
+ if test "${with_python}" != auto; then
+ AC_ERROR(failure running ${python-config} --ldflags)
+ fi
fi
fi
- python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
+ python_prefix=`${python_config} --exec-prefix`
if test $? != 0; then
have_python_config=failed
if test "${with_python}" != auto; then
- AC_ERROR(failure running python-config --exec-prefix)
+ AC_ERROR(failure running ${python-config} --exec-prefix)
fi
fi
else
next prev parent reply other threads:[~2020-01-22 1:56 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 14:05 傅继晗
2020-01-20 15:05 ` 傅继晗
2020-01-21 1:31 ` Christian Biesinger via gdb-patches
[not found] ` <CAPwS6qOtjH-g88iy7DmUoMyUO1F7O+vZQWoWNZfzZoVkSJ=qtQ@mail.gmail.com>
2020-01-22 2:04 ` 傅继晗 [this message]
2020-01-22 2:16 ` 傅继晗
2020-01-22 6:12 ` 傅继晗
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