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import os
from devtools.yamaker.modules import Linkable, Switch
from devtools.yamaker.project import NixProject
# libidn contains some weird proxy headers
# intended to emulate glibc compatibility layer.
#
# This headers make use of non-standard include_next statement,
# thus breaking the MSVC build.
# Some of these files are licensed under GPL license, which is non-acceptable.
#
# They will be removed during post_install
GLIBC_EMULATION_HEADERS = (
"gl/fcntl.h",
"gl/limits.h",
"gl/progname.h",
"gl/stddef.h",
"gl/stdio.h",
"gl/stdlib.h",
"gl/string.h",
"gl/sys/stat.h",
"gl/sys/types.h",
"gl/time.h",
"gl/version-etc.h",
"gl/unistd.h",
"lib/gl/limits.h",
"lib/gl/langinfo.h",
"lib/gl/stddef.h",
"lib/gl/stdlib.h",
"lib/gl/string.h",
"lib/gl/sys/types.h",
"lib/gl/unistd.h",
)
GLIBC_EMULATION_SOURCES = (
"gl/cloexec.c",
"gl/fcntl.c",
"gl/unistd.c",
"gl/progname.c",
"gl/version-etc.c",
"lib/gl/unistd.c",
)
LINUX_SPECIFIC_SRCS = [
"gl/getprogname.c",
]
WINDOWS_SPECIFIC_SRCS = [
"gl/getprogname.c",
"lib/gl/strverscmp.c",
]
def post_install(self):
# libidn.map bears GPL-3.0 license and thus can not be used
os.remove(f"{self.dstdir}/lib/libidn.map")
with self.yamakes["static"] as libidn:
# Drop the stuff that breaks Windows build
for src in GLIBC_EMULATION_HEADERS:
os.remove(f"{self.dstdir}/{src}")
for src in GLIBC_EMULATION_SOURCES:
os.remove(f"{self.dstdir}/{src}")
libidn.SRCS.remove(src)
# Support Darwin.
for src in LINUX_SPECIFIC_SRCS:
libidn.SRCS.remove(src)
libidn.after(
"SRCS",
Switch(
OS_LINUX=Linkable(SRCS=LINUX_SPECIFIC_SRCS),
OS_WINDOWS=Linkable(SRCS=WINDOWS_SPECIFIC_SRCS),
),
)
self.make_dll_dispatcher(
switch_flag="USE_IDN",
switch_as_enum=True,
handle_local=True,
default_local_flags={
"CFLAGS": ("USE_LOCAL_IDN_CFLAGS",),
"LDFLAGS": ("USE_LOCAL_IDN_LDFLAGS", "-lidn"),
},
exports_script="libidn.exports",
before_switch="""
IF(EXPORT_CMAKE)
OPENSOURCE_EXPORT_REPLACEMENT(
CMAKE IDN
CMAKE_TARGET IDN::IDN
)
ENDIF()
""",
or_local_condition="EXPORT_CMAKE",
)
libidn = NixProject(
owners=["g:cpp-contrib"],
arcdir="contrib/libs/libidn",
nixattr="libidn",
ignore_commands=["bash", "sed", "cat"],
inclink={
"include": [
"lib/idn-free.h",
"lib/idn-int.h",
"lib/idna.h",
"lib/pr29.h",
"lib/punycode.h",
"lib/stringprep.h",
"lib/tld.h",
]
},
addincl_global={"static": {"../include"}},
install_targets=[
"libidn",
"libgnu",
],
put={
"libidn": "static",
},
put_with={
"libidn": {"libgnu"},
},
disable_includes={
"cheri.h",
"getopt-cdefs.h",
"getopt-pfx-core.h",
"msvc-nothrow.h",
"random.h",
"sys/ps.h",
# sys/random.h is not (yet) present in current version of glibc
# just disable it, as it is not included anyway
"sys/random.h",
"unistring-notinline.h",
},
platform_dispatchers=("config.h",),
keep_paths=["dynamic/libidn.exports"],
copy_sources=("lib/gl/strverscmp.c", "lib/gl/libc-config.h", "lib/gl/cdefs.h"),
post_install=post_install,
use_full_libnames=True,
)
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