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gh-114099: Add configure and Makefile targets to support iOS compilation. (GH-115390)
This commit is contained in:
Russell Keith-Magee
GitHub
parent
e921f09c8a
commit
bee7bb3310
20 changed files with 851 additions and 106 deletions
229
configure.ac
229
configure.ac
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@ -327,6 +327,9 @@ then
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*-*-cygwin*)
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ac_sys_system=Cygwin
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;;
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*-apple-ios*)
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ac_sys_system=iOS
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;;
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*-*-vxworks*)
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ac_sys_system=VxWorks
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;;
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@ -484,10 +487,18 @@ AC_ARG_ENABLE([framework],
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[
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case $enableval in
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yes)
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if test "$ac_sys_system" = "iOS"; then
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AC_MSG_ERROR([iOS builds must provide an explicit path for --enable-framework])
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fi
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enableval=/Library/Frameworks
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esac
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case $enableval in
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no)
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if test "$ac_sys_system" = "iOS"; then
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AC_MSG_ERROR([iOS builds must use --enable-framework=<install path>])
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fi
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PYTHONFRAMEWORK=
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PYTHONFRAMEWORKDIR=no-framework
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PYTHONFRAMEWORKPREFIX=
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@ -511,11 +522,11 @@ AC_ARG_ENABLE([framework],
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*)
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PYTHONFRAMEWORKPREFIX="${enableval}"
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PYTHONFRAMEWORKINSTALLDIR=$PYTHONFRAMEWORKPREFIX/$PYTHONFRAMEWORKDIR
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FRAMEWORKINSTALLFIRST="frameworkinstallstructure"
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FRAMEWORKALTINSTALLFIRST="frameworkinstallstructure "
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case $ac_sys_system in #(
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Darwin) :
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FRAMEWORKINSTALLFIRST="frameworkinstallversionedstructure"
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FRAMEWORKALTINSTALLFIRST="frameworkinstallversionedstructure "
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FRAMEWORKINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkinstallunixtools"
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FRAMEWORKALTINSTALLLAST="frameworkinstallmaclib frameworkinstallapps frameworkaltinstallunixtools"
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FRAMEWORKPYTHONW="frameworkpythonw"
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@ -574,12 +585,30 @@ AC_ARG_ENABLE([framework],
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AC_CONFIG_FILES([Mac/Resources/framework/Info.plist])
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AC_CONFIG_FILES([Mac/Resources/app/Info.plist])
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;;
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iOS) :
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FRAMEWORKINSTALLFIRST="frameworkinstallunversionedstructure"
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FRAMEWORKALTINSTALLFIRST="frameworkinstallunversionedstructure "
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FRAMEWORKINSTALLLAST="frameworkinstallmobileheaders"
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FRAMEWORKALTINSTALLLAST="frameworkinstallmobileheaders"
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FRAMEWORKPYTHONW=
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INSTALLTARGETS="libinstall inclinstall sharedinstall"
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prefix=$PYTHONFRAMEWORKPREFIX
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PYTHONFRAMEWORKINSTALLNAMEPREFIX="@rpath/$PYTHONFRAMEWORKDIR"
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RESSRCDIR=iOS/Resources
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AC_CONFIG_FILES([iOS/Resources/Info.plist])
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;;
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*)
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AC_MSG_ERROR([Unknown platform for framework build])
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;;
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esac
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esac
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],[
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if test "$ac_sys_system" = "iOS"; then
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AC_MSG_ERROR([iOS builds must use --enable-framework=<install path>])
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fi
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PYTHONFRAMEWORK=
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PYTHONFRAMEWORKDIR=no-framework
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PYTHONFRAMEWORKPREFIX=
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@ -634,6 +663,24 @@ if test "$cross_compiling" = yes; then
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*-*-cygwin*)
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_host_ident=
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;;
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*-apple-ios*)
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_host_os=`echo $host | cut -d '-' -f3`
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_host_device=`echo $host | cut -d '-' -f4`
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_host_device=${_host_device:=os}
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dnl IOS_DEPLOYMENT_TARGET is the minimum supported iOS version
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IOS_DEPLOYMENT_TARGET=${_host_os:3}
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IOS_DEPLOYMENT_TARGET=${IOS_DEPLOYMENT_TARGET:=12.0}
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case "$host_cpu" in
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aarch64)
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_host_ident=${IOS_DEPLOYMENT_TARGET}-arm64-iphone${_host_device}
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;;
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*)
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_host_ident=${IOS_DEPLOYMENT_TARGET}-$host_cpu-iphone${_host_device}
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;;
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esac
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;;
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*-*-vxworks*)
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_host_ident=$host_cpu
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;;
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@ -711,6 +758,9 @@ case $ac_sys_system/$ac_sys_release in
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define_xopen_source=no;;
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Darwin/@<:@[12]@:>@@<:@0-9@:>@.*)
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define_xopen_source=no;;
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# On iOS, defining _POSIX_C_SOURCE also disables platform specific features.
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iOS/*)
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define_xopen_source=no;;
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# On QNX 6.3.2, defining _XOPEN_SOURCE prevents netdb.h from
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# defining NI_NUMERICHOST.
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QNX/6.3.2)
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@ -801,6 +851,15 @@ AS_CASE([$host],
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],
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)
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dnl Add the compiler flag for the iOS minimum supported OS version.
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AS_CASE([$ac_sys_system],
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[iOS], [
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AS_VAR_APPEND([CFLAGS], [" -mios-version-min=${IOS_DEPLOYMENT_TARGET}"])
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AS_VAR_APPEND([LDFLAGS], [" -mios-version-min=${IOS_DEPLOYMENT_TARGET}"])
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AC_SUBST([IOS_DEPLOYMENT_TARGET])
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],
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)
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if test "$ac_sys_system" = "Darwin"
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then
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dnl look for SDKROOT
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@ -967,6 +1026,7 @@ dnl platforms.
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AC_MSG_CHECKING([for multiarch])
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AS_CASE([$ac_sys_system],
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[Darwin*], [MULTIARCH=""],
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[iOS], [MULTIARCH=""],
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[FreeBSD*], [MULTIARCH=""],
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[MULTIARCH=$($CC --print-multiarch 2>/dev/null)]
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)
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@ -988,6 +1048,7 @@ dnl will have multiple sysconfig modules (one for each CPU architecture), but
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dnl use a single "fat" binary at runtime. SOABI_PLATFORM is the component of
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dnl the PLATFORM_TRIPLET that will be used in binary module extensions.
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AS_CASE([$ac_sys_system],
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[iOS], [SOABI_PLATFORM=`echo "$PLATFORM_TRIPLET" | cut -d '-' -f2`],
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[SOABI_PLATFORM=$PLATFORM_TRIPLET]
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)
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@ -1019,6 +1080,8 @@ AS_CASE([$host/$ac_cv_cc_name],
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[powerpc64le-*-linux-gnu/clang], [PY_SUPPORT_TIER=3], dnl Linux on PPC64 little endian, glibc, clang
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[s390x-*-linux-gnu/gcc], [PY_SUPPORT_TIER=3], dnl Linux on 64bit s390x (big endian), glibc, gcc
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[x86_64-*-freebsd*/clang], [PY_SUPPORT_TIER=3], dnl FreeBSD on AMD64
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[aarch64-apple-ios*-simulator/clang], [PY_SUPPORT_TIER=3], dnl iOS Simulator on arm64
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[aarch64-apple-ios*/clang], [PY_SUPPORT_TIER=3], dnl iOS on ARM64
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[PY_SUPPORT_TIER=0]
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)
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@ -1337,12 +1400,15 @@ AC_MSG_CHECKING([LDLIBRARY])
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# will find it with a -framework option). For this reason there is an
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# extra variable BLDLIBRARY against which Python and the extension
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# modules are linked, BLDLIBRARY. This is normally the same as
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# LDLIBRARY, but empty for MacOSX framework builds.
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# LDLIBRARY, but empty for MacOSX framework builds. iOS does the same,
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# but uses a non-versioned framework layout.
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if test "$enable_framework"
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then
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case $ac_sys_system in
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Darwin)
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LDLIBRARY='$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)';;
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iOS)
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LDLIBRARY='$(PYTHONFRAMEWORKDIR)/$(PYTHONFRAMEWORK)';;
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*)
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AC_MSG_ERROR([Unknown platform for framework build]);;
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esac
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@ -1400,6 +1466,9 @@ if test $enable_shared = "yes"; then
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BLDLIBRARY='-L. -lpython$(LDVERSION)'
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RUNSHARED=DYLD_LIBRARY_PATH=`pwd`${DYLD_LIBRARY_PATH:+:${DYLD_LIBRARY_PATH}}
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;;
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iOS)
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LDLIBRARY='libpython$(LDVERSION).dylib'
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;;
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AIX*)
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LDLIBRARY='libpython$(LDVERSION).so'
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RUNSHARED=LIBPATH=`pwd`${LIBPATH:+:${LIBPATH}}
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@ -3167,6 +3236,7 @@ if test -z "$SHLIB_SUFFIX"; then
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esac
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;;
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CYGWIN*) SHLIB_SUFFIX=.dll;;
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iOS) SHLIB_SUFFIX=.dylib;;
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*) SHLIB_SUFFIX=.so;;
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esac
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fi
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@ -3247,6 +3317,11 @@ then
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BLDSHARED="$LDSHARED"
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fi
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;;
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iOS/*)
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LDSHARED='$(CC) -dynamiclib -F . -framework Python'
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LDCXXSHARED='$(CXX) -dynamiclib -F . -framework Python'
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BLDSHARED="$LDSHARED"
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;;
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Emscripten|WASI)
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LDSHARED='$(CC) -shared'
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LDCXXSHARED='$(CXX) -shared';;
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@ -3366,30 +3441,34 @@ then
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Linux-android*) LINKFORSHARED="-pie -Xlinker -export-dynamic";;
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Linux*|GNU*) LINKFORSHARED="-Xlinker -export-dynamic";;
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# -u libsys_s pulls in all symbols in libsys
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Darwin/*)
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Darwin/*|iOS/*)
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LINKFORSHARED="$extra_undefs -framework CoreFoundation"
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# Issue #18075: the default maximum stack size (8MBytes) is too
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# small for the default recursion limit. Increase the stack size
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# to ensure that tests don't crash
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stack_size="1000000" # 16 MB
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if test "$with_ubsan" = "yes"
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then
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# Undefined behavior sanitizer requires an even deeper stack
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stack_size="4000000" # 64 MB
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fi
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LINKFORSHARED="-Wl,-stack_size,$stack_size $LINKFORSHARED"
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AC_DEFINE_UNQUOTED([THREAD_STACK_SIZE],
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[0x$stack_size],
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[Custom thread stack size depending on chosen sanitizer runtimes.])
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if test "$enable_framework"
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stack_size="1000000" # 16 MB
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if test "$with_ubsan" = "yes"
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then
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LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
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# Undefined behavior sanitizer requires an even deeper stack
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stack_size="4000000" # 64 MB
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fi
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LINKFORSHARED="$LINKFORSHARED";;
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AC_DEFINE_UNQUOTED([THREAD_STACK_SIZE],
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[0x$stack_size],
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[Custom thread stack size depending on chosen sanitizer runtimes.])
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if test $ac_sys_system = "Darwin"; then
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LINKFORSHARED="-Wl,-stack_size,$stack_size $LINKFORSHARED"
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if test "$enable_framework"; then
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LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
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fi
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LINKFORSHARED="$LINKFORSHARED"
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elif test $ac_sys_system = "iOS"; then
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LINKFORSHARED="-Wl,-stack_size,$stack_size $LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/$(PYTHONFRAMEWORK)'
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fi
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;;
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OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
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SCO_SV*) LINKFORSHARED="-Wl,-Bexport";;
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ReliantUNIX*) LINKFORSHARED="-W1 -Blargedynsym";;
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@ -3763,6 +3842,9 @@ AS_VAR_IF([have_libffi], [yes], [
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dnl when do we need USING_APPLE_OS_LIBFFI?
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ctypes_malloc_closure=yes
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],
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[iOS], [
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ctypes_malloc_closure=yes
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],
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[sunos5], [AS_VAR_APPEND([LIBFFI_LIBS], [" -mimpure-text"])]
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)
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AS_VAR_IF([ctypes_malloc_closure], [yes], [
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@ -4829,8 +4911,8 @@ AC_CHECK_FUNCS([ \
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copy_file_range ctermid dup dup3 execv explicit_bzero explicit_memset \
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faccessat fchmod fchmodat fchown fchownat fdopendir fdwalk fexecve \
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fork fork1 fpathconf fstatat ftime ftruncate futimens futimes futimesat \
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gai_strerror getegid getentropy geteuid getgid getgrent getgrgid getgrgid_r \
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getgrnam_r getgrouplist getgroups gethostname getitimer getloadavg getlogin \
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gai_strerror getegid geteuid getgid getgrent getgrgid getgrgid_r \
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getgrnam_r getgrouplist gethostname getitimer getloadavg getlogin \
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getpeername getpgid getpid getppid getpriority _getpty \
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getpwent getpwnam_r getpwuid getpwuid_r getresgid getresuid getrusage getsid getspent \
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getspnam getuid getwd grantpt if_nameindex initgroups kill killpg lchown linkat \
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@ -4847,7 +4929,7 @@ AC_CHECK_FUNCS([ \
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setresuid setreuid setsid setuid setvbuf shutdown sigaction sigaltstack \
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sigfillset siginterrupt sigpending sigrelse sigtimedwait sigwait \
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sigwaitinfo snprintf splice strftime strlcpy strsignal symlinkat sync \
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sysconf system tcgetpgrp tcsetpgrp tempnam timegm times tmpfile \
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sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile \
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tmpnam tmpnam_r truncate ttyname umask uname unlinkat unlockpt utimensat utimes vfork \
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wait wait3 wait4 waitid waitpid wcscoll wcsftime wcsxfrm wmemcmp writev \
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])
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@ -4859,6 +4941,14 @@ if test "$MACHDEP" != linux; then
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AC_CHECK_FUNCS([lchmod])
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fi
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# iOS defines some system methods that can be linked (so they are
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# found by configure), but either raise a compilation error (because the
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# header definition prevents usage - autoconf doesn't use the headers), or
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# raise an error if used at runtime. Force these symbols off.
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if test "$ac_sys_system" != "iOS" ; then
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AC_CHECK_FUNCS([getentropy getgroups system])
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fi
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AC_CHECK_DECL([dirfd],
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[AC_DEFINE([HAVE_DIRFD], [1],
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[Define if you have the 'dirfd' function or macro.])],
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@ -5159,11 +5249,16 @@ AC_CHECK_FUNCS([clock_getres], [], [
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])
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])
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AC_CHECK_FUNCS([clock_settime], [], [
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AC_CHECK_LIB([rt], [clock_settime], [
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AC_DEFINE([HAVE_CLOCK_SETTIME], [1])
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])
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])
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# On iOS, clock_settime can be linked (so it is found by
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# configure), but it raises a runtime error if used because apps can't change
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# the clock. Force the symbol off.
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if test "$ac_sys_system" != "iOS" ; then
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AC_CHECK_FUNCS([clock_settime], [], [
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AC_CHECK_LIB([rt], [clock_settime], [
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AC_DEFINE([HAVE_CLOCK_SETTIME], [1])
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])
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])
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fi
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AC_CHECK_FUNCS([clock_nanosleep], [], [
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AC_CHECK_LIB([rt], [clock_nanosleep], [
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@ -5885,16 +5980,23 @@ AC_MSG_CHECKING([LDVERSION])
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LDVERSION='$(VERSION)$(ABIFLAGS)'
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AC_MSG_RESULT([$LDVERSION])
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# On Android and Cygwin the shared libraries must be linked with libpython.
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# Configure the flags and dependencies used when compiling shared modules
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AC_SUBST([MODULE_DEPS_SHARED])
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AC_SUBST([MODULE_LDFLAGS])
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MODULE_DEPS_SHARED='$(MODULE_DEPS_STATIC) $(EXPORTSYMS)'
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MODULE_LDFLAGS=''
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# On Android and Cygwin the shared libraries must be linked with libpython.
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if test "$PY_ENABLE_SHARED" = "1" && ( test -n "$ANDROID_API_LEVEL" || test "$MACHDEP" = "cygwin"); then
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MODULE_DEPS_SHARED="$MODULE_DEPS_SHARED \$(LDLIBRARY)"
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MODULE_LDFLAGS="\$(BLDLIBRARY)"
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fi
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# On iOS the shared libraries must be linked with the Python framework
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if test "$ac_sys_system" == "iOS"; then
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MODULE_DEPS_SHARED="$MODULE_DEPS_SHARED \$(PYTHONFRAMEWORKDIR)/\$(PYTHONFRAMEWORK)"
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fi
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AC_SUBST([BINLIBDEST])
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BINLIBDEST='$(LIBDIR)/python$(VERSION)'
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@ -6520,28 +6622,35 @@ CPPFLAGS=$ac_save_cppflags
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AC_MSG_NOTICE([checking for device files])
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dnl NOTE: Inform user how to proceed with files when cross compiling.
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if test "x$cross_compiling" = xyes; then
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if test "${ac_cv_file__dev_ptmx+set}" != set; then
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AC_MSG_CHECKING([for /dev/ptmx])
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AC_MSG_RESULT([not set])
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AC_MSG_ERROR([set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling])
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dnl iOS cross-compile builds are predictable; they won't ever
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dnl have /dev/ptmx or /dev/ptc, so we can set them explicitly.
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if test "$ac_sys_system" = "iOS" ; then
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ac_cv_file__dev_ptmx=no
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ac_cv_file__dev_ptc=no
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else
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if test "x$cross_compiling" = xyes; then
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if test "${ac_cv_file__dev_ptmx+set}" != set; then
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AC_MSG_CHECKING([for /dev/ptmx])
|
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AC_MSG_RESULT([not set])
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AC_MSG_ERROR([set ac_cv_file__dev_ptmx to yes/no in your CONFIG_SITE file when cross compiling])
|
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fi
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if test "${ac_cv_file__dev_ptc+set}" != set; then
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AC_MSG_CHECKING([for /dev/ptc])
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AC_MSG_RESULT([not set])
|
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AC_MSG_ERROR([set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling])
|
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fi
|
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fi
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if test "${ac_cv_file__dev_ptc+set}" != set; then
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AC_MSG_CHECKING([for /dev/ptc])
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AC_MSG_RESULT([not set])
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AC_MSG_ERROR([set ac_cv_file__dev_ptc to yes/no in your CONFIG_SITE file when cross compiling])
|
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fi
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fi
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AC_CHECK_FILE([/dev/ptmx], [], [])
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if test "x$ac_cv_file__dev_ptmx" = xyes; then
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AC_DEFINE([HAVE_DEV_PTMX], [1],
|
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[Define to 1 if you have the /dev/ptmx device file.])
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fi
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AC_CHECK_FILE([/dev/ptc], [], [])
|
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if test "x$ac_cv_file__dev_ptc" = xyes; then
|
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AC_DEFINE([HAVE_DEV_PTC], [1],
|
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[Define to 1 if you have the /dev/ptc device file.])
|
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AC_CHECK_FILE([/dev/ptmx], [], [])
|
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if test "x$ac_cv_file__dev_ptmx" = xyes; then
|
||||
AC_DEFINE([HAVE_DEV_PTMX], [1],
|
||||
[Define to 1 if you have the /dev/ptmx device file.])
|
||||
fi
|
||||
AC_CHECK_FILE([/dev/ptc], [], [])
|
||||
if test "x$ac_cv_file__dev_ptc" = xyes; then
|
||||
AC_DEFINE([HAVE_DEV_PTC], [1],
|
||||
[Define to 1 if you have the /dev/ptc device file.])
|
||||
fi
|
||||
fi
|
||||
|
||||
if test $ac_sys_system = Darwin
|
||||
|
|
@ -7181,6 +7290,28 @@ AS_CASE([$ac_sys_system],
|
|||
[VxWorks*], [PY_STDLIB_MOD_SET_NA([_scproxy], [termios], [grp])],
|
||||
dnl The _scproxy module is available on macOS
|
||||
[Darwin], [],
|
||||
[iOS], [
|
||||
dnl subprocess and multiprocessing are not supported (no fork syscall).
|
||||
dnl curses and tkinter user interface are not available.
|
||||
dnl gdbm and nis aren't available
|
||||
dnl Stub implementations are provided for pwd, grp etc APIs
|
||||
PY_STDLIB_MOD_SET_NA(
|
||||
[_curses],
|
||||
[_curses_panel],
|
||||
[_gdbm],
|
||||
[_multiprocessing],
|
||||
[_posixshmem],
|
||||
[_posixsubprocess],
|
||||
[_scproxy],
|
||||
[_tkinter],
|
||||
[grp],
|
||||
[nis],
|
||||
[readline],
|
||||
[pwd],
|
||||
[spwd],
|
||||
[syslog],
|
||||
)
|
||||
],
|
||||
[CYGWIN*], [PY_STDLIB_MOD_SET_NA([_scproxy])],
|
||||
[QNX*], [PY_STDLIB_MOD_SET_NA([_scproxy])],
|
||||
[FreeBSD*], [PY_STDLIB_MOD_SET_NA([_scproxy])],
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue