gnu/packages/patches/python-gst-fix-build-with-python-3.8.patch

   1 Fix build with Python 3.8 by also checking for python-3.X-embed.pc. Since
   2 Python 3.8 the normal checks don't include the Python libraries anymore and
   3 linking of the gst-python module would fail.
   4
   5 See also https://github.com/mesonbuild/meson/issues/5629
   6 Fixes https://gitlab.freedesktop.org/gstreamer/gst-python/issues/28
   7
   8 Patch based on upstream commit:
   9
  10 https://gitlab.freedesktop.org/gstreamer/gst-python/-/commit/10707f437f2fc3632067c6a0efa4432f7ebaf362
  11
  12 diff --git a/meson.build b/meson.build
  13 index 5f13b48..d7c7e66 100644
  14 --- a/meson.build
  15 +++ b/meson.build
  16 @@ -23,7 +23,17 @@ pygobject_dep = dependency('pygobject-3.0', fallback: ['pygobject', 'pygobject_d
  17
  18  pymod = import('python')
  19  python = pymod.find_installation(get_option('python'))
  20 -python_dep = python.dependency(required : true)
  21 +pythonver = python.language_version()
  22 +if pythonver.version_compare('<3.0')
  23 +   error('Python2 is not supported anymore, please port your code to python3 (@0@ specified)'.format(python.language_version()))
  24 +endif
  25 +
  26 +# Workaround for https://github.com/mesonbuild/meson/issues/5629
  27 +# https://gitlab.freedesktop.org/gstreamer/gst-python/issues/28
  28 +python_dep = dependency('python-@0@-embed'.format(pythonver), version: '>=3', required: false)
  29 +if not python_dep.found()
  30 +  python_dep = python.dependency(required : true)
  31 +endif
  32
  33  python_abi_flags = python.get_variable('ABIFLAGS', '')
  34  pylib_loc = get_option('libpython-dir')
  35 --
  36 2.26.2