# $NetBSD: Darwin.mk,v 1.138 2024/03/16 22:55:42 nia Exp $
#
# Variable definitions for the Darwin operating system.

# OS, Kernel, Xcode Version
# Note that Xcode gets updates on older systems sometimes.
# pkgsrc generally expects that the most up-to-date xcode available for
# an OS version is installed
#
#	Codename	OS		Kernel	Xcode
#	------------	-------		------	---------------------------
#	Cheetah		10.0.x		1.3.1
#	Puma		10.1.x		5.x.y
#	Jaguar		10.2.x		6.x.y
#	Panther		10.3.x		7.x.y
#	Tiger		10.4.x		8.x.y	2.x	(gcc 4.0 / 4.0.1)
#	Leopard		10.5.x		9.x.y	3.x	(gcc 4.0.1 / 4.2.1)
#	Snow Leopard	10.6.x		10.x.y	3.2+	(gcc 4.0.1 / 4.2.1)
#	Lion		10.7.x		11.x.y	4.x	(llvm gcc 4.2.1)
#	Mountain Lion	10.8.x		12.x.y	4.x	(llvm gcc 4.2.1)
#	Mavericks	10.9.x		13.x.y	6.x	(llvm clang 6)
#	Yosemite	10.10.x		14.x.y	6.x	(llvm clang 6)
#	El Capitan	10.11.x		15.x.y	7.x	(llvm clang 7)
#	Sierra		10.12.x		16.x.y	8.x	(llvm clang 8)
#	High Sierra	10.13.x		17.x.y	9.x	(llvm clang 9)
#	Mojave		10.14.x		18.x.y	10.x	(llvm clang 10)
#	Catalina	10.15.x		19.x.y	11.x	(llvm clang 11)
#	Big Sur		11.x		20.x.y	12.x	(llvm clang 12)
#	Monterey	12.x		21.x.y	13.x	(llvm clang 13)
#	Ventura		13.x		22.x.y	14.1+	(llvm clang 14)
#

# Tiger (and earlier) use Xfree 4.4.0 (and earlier)
.if ${OPSYS_VERSION} < 100500
X11_TYPE?=	native
.endif

.if !defined(CPP) || ${CPP} == "cpp"
CPP=		${CC} -E ${CPP_PRECOMP_FLAGS}
.endif
# bash invoked as /bin/sh on Leopard and newer does not support echo -n.
.if ${OPSYS_VERSION} >= 100500 && \
  (!defined(TOOLS_PLATFORM.sh) || ${TOOLS_PLATFORM.sh} == "/bin/sh")
ECHO_N?=	/bin/echo -n
.else
ECHO_N?=	${ECHO} -n
.endif
LDD?=		/usr/bin/otool -L
IMAKE_MAKE?=	${MAKE}		# program which gets invoked by imake
PKGLOCALEDIR?=	share
PS?=		/bin/ps
# XXX: default from defaults/mk.conf.  Verify/correct for this platform
# and remove this comment.
SU?=		/usr/bin/su
TYPE?=		type				# Shell builtin
IMAKEOPTS+=	-DBuildHtmlManPages=NO
.if defined(UNPRIVILEGED) && !empty(UNPRIVILEGED:M[Yy][Ee][Ss])
IMAKEOPTS+=	-DInstallFlags=-c		# do not set user or group
.endif

.if !defined(PKGSRC_COMPILER) || !empty(PKGSRC_COMPILER:Mgcc)
# don't look in "/usr/local/include" before "/usr/include".
CPP_PRECOMP_FLAGS?=	-isystem /usr/include
# don't symlink to /usr/bin/gcc since the latter is a wrapper that tries
# evoke the real (architecture-dependent) gcc binary in the same place
# which fails when called via a symlink from a different directory
COMPILER_USE_SYMLINKS?=	no
.endif
DEF_UMASK?=		0022
DEFAULT_SERIAL_DEVICE?=	/dev/null
EXPORT_SYMBOLS_LDFLAGS?=	# Don't add symbols to the dynamic symbol table
MOTIF_TYPE_DEFAULT?=	motif	# default 2.0 compatible libs type
NOLOGIN?=		/usr/bin/false
PKG_TOOLS_BIN?=		${LOCALBASE}/sbin
ROOT_CMD?=		/usr/bin/sudo ${SH} -c
ROOT_GROUP?=		wheel
ROOT_USER?=		root
SERIAL_DEVICES?=	/dev/null
ULIMIT_CMD_datasize?=	ulimit -d `ulimit -H -d`
ULIMIT_CMD_memorysize?=	ulimit -m `ulimit -H -m`
ULIMIT_CMD_stacksize?=	ulimit -s `ulimit -H -s`
ULIMIT_CMD_cputime?=	ulimit -t `ulimit -H -t`

GROUPADD?=		${LOCALBASE}/sbin/groupadd
USERADD?=		${LOCALBASE}/sbin/useradd
_PKG_USER_HOME?=	/var/empty	# to match other system accounts
_USER_DEPENDS=		user-darwin>=20130712:../../sysutils/user_darwin

_OPSYS_EMULDIR.darwin=	# empty

_OPSYS_SYSTEM_RPATH?=	/usr/lib

.if !defined(OSX_VERSION)
OSX_VERSION!=		sw_vers -productVersion
.  if "${OSX_VERSION:R:R}" != "${OSX_VERSION:R}"
OSX_VERSION:=		${OSX_VERSION:R}
.  endif
MAKEFLAGS+=		OSX_VERSION=${OSX_VERSION:Q}
.endif

#
# If the user has set MACOSX_DEPLOYMENT_TARGET (ideally at bootstrap time) to
# select a specific SDK then we prefer that.
#
.if defined(MACOSX_DEPLOYMENT_TARGET)
.  if !defined(OSX_SDK_PATH)
OSX_SDK_PATH!=	/usr/bin/xcrun --sdk macosx${MACOSX_DEPLOYMENT_TARGET} \
		    --show-sdk-path 2>/dev/null || echo /nonexistent
.  endif
.  if !exists(${OSX_SDK_PATH})
PKG_FAIL_REASON+=	"Unable to find macOS SDK at ${OSX_SDK_PATH}"
PKG_FAIL_REASON+=	"Check MACOSX_DEPLOYMENT_TARGET points to a valid SDK"
.  endif
ALL_ENV+=		MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET}
MAKEFLAGS+=		OSX_SDK_PATH=${OSX_SDK_PATH:Q}
_OPSYS_INCLUDE_DIRS?=	${OSX_SDK_PATH}/usr/include
CWRAPPERS_APPEND.cc+=	-isysroot ${OSX_SDK_PATH}
CWRAPPERS_APPEND.cxx+=	-isysroot ${OSX_SDK_PATH}
_WRAP_EXTRA_ARGS.CC+=	-isysroot ${OSX_SDK_PATH}
_WRAP_EXTRA_ARGS.CXX+=	-isysroot ${OSX_SDK_PATH}
.elif exists(/usr/include/stdio.h)
_OPSYS_INCLUDE_DIRS?=	/usr/include
.elif exists(/usr/bin/xcrun)
.  if !defined(OSX_SDK_PATH)
OSX_SDK_PATH!=	/usr/bin/xcrun --sdk macosx --show-sdk-path 2>/dev/null || echo /nonexistent
MAKEFLAGS+=	OSX_SDK_PATH=${OSX_SDK_PATH:Q}
.  endif
.  if exists(${OSX_SDK_PATH}/usr/include/stdio.h)
_OPSYS_INCLUDE_DIRS?=	${OSX_SDK_PATH}/usr/include
.  else
PKG_FAIL_REASON+=	"No suitable Xcode SDK or Command Line Tools installed."
.  endif
.endif

#
# Explicitly pass arm64 flags when building for arm64 so that everything works
# as expected when effectively cross-compiling inside an x86_64 chroot.
#
.if ${MACHINE_ARCH} == "aarch64"
CWRAPPERS_APPEND.cc+=	-arch arm64
CWRAPPERS_APPEND.cxx+=	-arch arm64
CWRAPPERS_APPEND.ld+=	-arch arm64
_WRAP_EXTRA_ARGS.CC+=	-arch arm64
_WRAP_EXTRA_ARGS.CXX+=	-arch arm64
_WRAP_EXTRA_ARGS.LD+=	-arch arm64
.endif

#
# Newer macOS releases remove library files from the file system.  The only way
# to test them is via dlopen(), which is obviously impractical for many things.
#
# The DARWIN_NO_SYSTEM_LIBS define turns off anything that can't reasonably
# support this.  We also need to set _OPSYS_LIB_DIRS for find-libs.mk to look
# in the SDK directory.  It may be that this can be set for all versions, but
# for now keep the legacy behaviour and limit it to Big Sur onwards only.
#
.if ${OPSYS_VERSION} >= 110000
DARWIN_NO_SYSTEM_LIBS=	# defined
_OPSYS_LIB_DIRS?=	${OSX_SDK_PATH}/usr/lib
.else
_OPSYS_LIB_DIRS?=	/usr/lib
.endif

.if ${OPSYS_VERSION} >= 100200
_OPSYS_HAS_INET6=	yes	# IPv6 is standard
.else
_OPSYS_HAS_INET6=	no	# IPv6 is not standard
.endif
_OPSYS_HAS_JAVA=	yes	# Java is standard
_OPSYS_HAS_MANZ=	yes	# MANZ controls gzipping of man pages
_OPSYS_HAS_OSSAUDIO=	no	# libossaudio is available
_OPSYS_PERL_REQD=	5.8.0	# base version of perl required
_OPSYS_PTHREAD_AUTO=	yes	# -lpthread not needed for pthreads
_OPSYS_LINKER_RPATH_FLAG=	-L	# darwin has no rpath, use -L instead
_OPSYS_COMPILER_RPATH_FLAG=	-L	# compiler flag to pass rpaths to linker
_OPSYS_SHLIB_TYPE=	dylib	# shared lib type
_PATCH_CAN_BACKUP=	yes	# native patch(1) can make backups
_PATCH_BACKUP_ARG?=	-V simple -b -z	# switch to patch(1) for backup suffix
_USE_RPATH=		no	# don't add rpath to LDFLAGS

# Comes with a native mit-krb5 implementation
KRB5_DEFAULT?=		mit-krb5

#
# Builtin overrides.
#
.if ${OPSYS_VERSION} < 100300
USE_BUILTIN.dl=		no	# Use devel/dlcompat
.endif

# Builtin defaults which make sense for this platform.
_OPSYS_PREFER.libuuid?=		native	# system headers assume uuid_string_t
_OPSYS_PREFER.linux-pam?=	native
_OPSYS_PREFER.mit-krb5?=	native
_OPSYS_PREFER.openssl?=		pkgsrc	# builtin deprecated from 10.7 onwards

_OPSYS_SUPPORTS_CWRAPPERS=	yes

_OPSYS_CAN_CHECK_SHLIBS=	yes # check shared libraries using otool(1)

# OSX strip(1) tries to remove relocatable symbols and fails on certain
# objects, resulting in non-zero exit status.  We can't modify strip arguments
# (e.g. adding "-u -r" which would fix the issue) when using install -s so for
# now stripping is disabled in that mode.
_STRIPFLAG_CC?=		${_INSTALL_UNSTRIPPED:D:U-Wl,-x} # cc(1) option to strip
_STRIPFLAG_INSTALL?=	${_INSTALL_UNSTRIPPED:D:U}	# install(1) option to strip

# check for maximum command line length and set it in configure's environment,
# to avoid a test required by the libtool script that takes forever.
_OPSYS_MAX_CMDLEN_CMD=	/usr/sbin/sysctl -n kern.argmax

# Darwin 7.7.x has poll() in libc, but no poll.h. Try to help GNU
# configure packages that break because of this by pretending that
# there is no poll().
.if defined(GNU_CONFIGURE)
.  if !exists(${_OPSYS_INCLUDE_DIRS}/poll.h) && !exists(${_OPSYS_INCLUDE_DIRS}/sys/poll.h)
CONFIGURE_ENV+=		ac_cv_func_poll=no
.  endif
.endif

# check for kqueue(2) support
.if exists(${_OPSYS_INCLUDE_DIRS}/sys/event.h)
OPSYS_HAS_KQUEUE=	# defined
.endif

# check for posix_spawn(3) support
.if ${OPSYS_VERSION} >= 100500
OPSYS_HAS_POSIX_SPAWN=	# defined
OPSYS_HAS_SENDFILE=	# defined
.endif

# If the deployment target is not set explicitly, the linker in Tiger and prior
# versions running on PowerPC hosts defaults to a target of 10.1.
# Set the target for Tiger systems to be 10.4.
.if !empty(MACHINE_PLATFORM:MDarwin-8.*-powerpc)
MAKE_ENV+=	MACOSX_DEPLOYMENT_TARGET="10.4"
.endif

.if !empty(MACHINE_PLATFORM:MDarwin-*-powerpc*)
# Convert to flags that the old toolchain understands.
#
# XXX: probably applies to more platforms too, but the GCC docs
# unhelpfully describe -pthread as a "HP-UX/Solaris flag" to this day
BUILDLINK_TRANSFORM+=	opt:-pthread:-lpthread

BUILDLINK_TRANSFORM+=	rm:-Wl,-no_compact_unwind

# unfortunately, many highly-depended-upon packages now include multiple
# overlapping definitions. This changes them from an error to a warning.
LDFLAGS+=		-Wl,-m
CWRAPPERS_APPEND.ld+=	-m
_WRAP_EXTRA_ARGS.LD+=	-m
.endif

# El Capitan GM has a file system bug where a deep directory hierarchy can be
# created but not removed.  Avoid running a test which does exactly this.
# See https://openradar.appspot.com/radar?id=6160634819379200
.if defined(GNU_CONFIGURE) && !empty(OS_VERSION:M15.[01].0)
CONFIGURE_ENV+=		gl_cv_func_getcwd_abort_bug=no
.endif

# strnlen(3) and getline(3) are available from Lion onwards
.if ${OPSYS_VERSION} < 100700
_OPSYS_MISSING_FEATURES+= 	strndup strnlen getline
_OPSYS_SUPPORTS_MKTOOLS=	no
.else
_OPSYS_SUPPORTS_MKTOOLS=	yes
.endif