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gh-156109: Allow static, non-framework iOS builds #156110

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61786e5
Allow static, non-framework iOS builds
clementperon Aug 20, 2026
e710088
Add NEWS entry
clementperon Aug 20, 2026
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3 changes: 3 additions & 0 deletions Misc/NEWS.d/next/Build/2026-08-20-13-32-54.gh-issue-156109.ZTJHi9.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
iOS builds may now be configured with ``--disable-framework`` when combined with
``--disable-shared``, producing a static ``libpython`` for embedding in an app
binary. A shared iOS build must still be a framework build.
20 changes: 15 additions & 5 deletions configure
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20 changes: 15 additions & 5 deletions configure.ac
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Original file line number Diff line number Diff line change
Expand Up @@ -579,7 +579,6 @@ AC_ARG_ENABLE([framework],
case $enableval in
no)
case $ac_sys_system in
iOS) AC_MSG_ERROR([iOS builds must use --enable-framework]) ;;
*)
PYTHONFRAMEWORK=
PYTHONFRAMEWORKDIR=no-framework
Expand Down Expand Up @@ -689,7 +688,7 @@ AC_ARG_ENABLE([framework],
esac
],[
case $ac_sys_system in
iOS) AC_MSG_ERROR([iOS builds must use --enable-framework]) ;;
iOS) AC_MSG_ERROR([iOS builds must use --enable-framework, or --disable-framework with --disable-shared to build a static libpython]) ;;
*)
PYTHONFRAMEWORK=
PYTHONFRAMEWORKDIR=no-framework
Expand Down Expand Up @@ -1689,6 +1688,12 @@ else # shared is disabled
fi
AC_MSG_RESULT([$LDLIBRARY])

# A shared Python on iOS has to be a framework: an app can only load a signed
# framework, never a bare dylib. A static libpython has nothing to load.
if test "$ac_sys_system" = "iOS" && test "$PY_ENABLE_SHARED" = 1 && test -z "$PYTHONFRAMEWORK"; then
AC_MSG_ERROR([iOS builds must use --enable-framework, or --disable-framework with --disable-shared to build a static libpython])
fi

# HOSTRUNNER - Program to run CPython for the host platform
AC_MSG_CHECKING([HOSTRUNNER])
if test -z "$HOSTRUNNER"
Expand Down Expand Up @@ -3830,7 +3835,11 @@ then
fi
LINKFORSHARED="$LINKFORSHARED"
elif test $ac_sys_system = "iOS"; then
LINKFORSHARED="-Wl,-stack_size,$stack_size $LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/$(PYTHONFRAMEWORK)'
LINKFORSHARED="-Wl,-stack_size,$stack_size $LINKFORSHARED"

if test "$enable_framework"; then
LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/$(PYTHONFRAMEWORK)'
fi
fi
;;
OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;
Expand Down Expand Up @@ -6755,8 +6764,9 @@ if test "$PY_ENABLE_SHARED" = "1" && ( test -n "$ANDROID_API_LEVEL" || test "$MA
LIBPYTHON="-lpython${VERSION}${ABIFLAGS}"
fi

# On iOS the shared libraries must be linked with the Python framework
if test "$ac_sys_system" = "iOS"; then
# On iOS the shared libraries must be linked with the Python framework, when one
# is being built
if test "$ac_sys_system" = "iOS" && test "$enable_framework"; then
MODULE_DEPS_SHARED="$MODULE_DEPS_SHARED \$(PYTHONFRAMEWORKDIR)/\$(PYTHONFRAMEWORK)"
fi

Expand Down
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