# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack.package import *


class Pcre2(AutotoolsPackage):
    """The PCRE2 package contains Perl Compatible Regular Expression
    libraries. These are useful for implementing regular expression
    pattern matching using the same syntax and semantics as Perl 5."""

    homepage = "https://www.pcre.org"
    url = "https://github.com/PCRE2Project/pcre2/releases/download/pcre2-10.39/pcre2-10.39.tar.bz2"

    license("BSD-3-Clause")

    version("10.42", sha256="8d36cd8cb6ea2a4c2bb358ff6411b0c788633a2a45dabbf1aeb4b701d1b5e840")
    version("10.41", sha256="0f78cebd3e28e346475fb92e95fe9999945b4cbaad5f3b42aca47b887fb53308")
    version("10.40", sha256="14e4b83c4783933dc17e964318e6324f7cae1bc75d8f3c79bc6969f00c159d68")
    version("10.39", sha256="0f03caf57f81d9ff362ac28cd389c055ec2bf0678d277349a1a4bee00ad6d440")
    version("10.36", sha256="a9ef39278113542968c7c73a31cfcb81aca1faa64690f400b907e8ab6b4a665c")
    version("10.35", sha256="9ccba8e02b0ce78046cdfb52e5c177f0f445e421059e43becca4359c669d4613")
    version("10.31", sha256="e07d538704aa65e477b6a392b32ff9fc5edf75ab9a40ddfc876186c4ff4d68ac")
    version("10.20", sha256="332e287101c9e9567d1ed55391b338b32f1f72c5b5ee7cc81ef2274a53ad487a")

    variant("multibyte", default=True, description="Enable support for 16 and 32 bit characters.")
    variant("jit", default=False, description="enable Just-In-Time compiling support")

    def configure_args(self):
        args = []

        if "+multibyte" in self.spec:
            args.append("--enable-pcre2-16")
            args.append("--enable-pcre2-32")

        if "+jit" in self.spec:
            args.append("--enable-jit")

        return args

    @property
    def libs(self):
        if "+multibyte" in self.spec:
            name = "libpcre2-32"
        else:
            name = "libpcre2-8"

        return find_libraries(name, root=self.prefix, recursive=True)