[Bug 2062145] Re: python-pyscss: FTBFS: scss/src/scanner.h:20:10: fatal error: pcre.h: No such file or directory

[Benjamin Drung]

Upstream bug requesting the port to pcre2:
https://github.com/Kronuz/pyScss/issues/429

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Title:
  python-pyscss: FTBFS: scss/src/scanner.h:20:10: fatal error: pcre.h:
  No such file or directory

Status in python-pyscss package in Ubuntu:
  New
Status in python-pyscss package in Debian:
  New

Bug description:
  Imported from Debian bug http://bugs.debian.org/1042220:

  Source: python-pyscss
  Version: 1.4.0-3
  Severity: serious
  Justification: FTBFS
  Tags: trixie sid ftbfs
  User: lucas at debian.org
  Usertags: ftbfs-20230726 ftbfs-trixie

  Hi,

  During a rebuild of all packages in sid, your package failed to build
  on amd64.

  Relevant part (hopefully):
  > x86_64-linux-gnu-gcc -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -O2 -ffile-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.11 -c scss/src/_speedups.c -o build/temp.linux-x86_64-cpython-311/scss/src/_speedups.o
  > In file included from scss/src/_speedups.c:15:
  > scss/src/scanner.h:20:10: fatal error: pcre.h: No such file or directory
  >    20 | #include <pcre.h>
  >       |          ^~~~~~~~
  > compilation terminated.
  > ==========================================================================
  > WARNING: The C extension could not be compiled, speedups are not enabled.
  > Failure information, if any, is above.
  > Retrying the build without the C extension now.
  >
  > running build
  > running build_py
  > ==========================================================================
  > WARNING: The C extension could not be compiled, speedups are not enabled.
  > pyScss will still work fine, but may be slower.
  > The most likely cause is missing PCRE headers; you may need to install libpcre or libpcre-dev, depending on your platform.
  > Plain-Python installation succeeded.
  > ==========================================================================
  >    dh_auto_test -O--buildsystem=pybuild
  > I: pybuild base:240: cd /<<PKGBUILDDIR>>/.pybuild/cpython3_3.11_pyscss/build; python3.11 -m pytest /<<PKGBUILDDIR>>/scss/tests
  > ============================= test session starts ==============================
  > platform linux -- Python 3.11.4, pytest-7.4.0, pluggy-1.2.0
  > rootdir: /<<PKGBUILDDIR>>/scss
  > collected 220 items
  >
  > ../../../scss/tests/test_cli.py .                                        [  0%]
  > ../../../scss/tests/test_expression.py .....                             [  2%]
  > ../../../scss/tests/test_interactive.py ..                               [  3%]
  > ../../../scss/tests/test_misc.py ......                                  [  6%]
  > ../../../scss/tests/test_types.py .......                                [  9%]
  > ../../../scss/tests/extension/test_core.py ............................. [ 22%]
  > .................................                                        [ 37%]
  > ../../../scss/tests/extension/test_extra.py ....                         [ 39%]
  > ../../../scss/tests/extension/compass/test_gradients.py .x               [ 40%]
  > ../../../scss/tests/extension/compass/test_helpers.py ................   [ 47%]
  > ../../../scss/tests/extension/compass/test_images.py ...                 [ 49%]
  > ../../../scss/tests/from_ruby/test_extend.py EEEEEEEEEEEEEEEEEEEEEEEEEEE [ 61%]
  > EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE [ 94%]
  > EEEEEEEEEEEEE                                                            [100%]
  >
  > ==================================== ERRORS ====================================
  > _________________________ ERROR at setup of test_basic _________________________
  > 'Namespace' object has no attribute 'include_ruby'
  >
  > The above exception was the direct cause of the following exception:
  > no option named 'include_ruby'
  >
  > During handling of the above exception, another exception occurred:
  > Error evaluating 'skipif' condition
  >     not config.getoption('include_ruby')
  > ValueError: no option named 'include_ruby'
  > ___________________ ERROR at setup of test_multiple_targets ____________________
  [...]

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