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Bail out when unsupported coroutine target

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This commit is contained in:
Nobuyoshi Nakada 2020-07-08 23:52:41 +09:00
parent 9fc25811d5
commit a0a5eec0e7
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1 changed files with 7 additions and 4 deletions
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11
configure.ac
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@ -2386,6 +2386,7 @@ AC_ARG_WITH(coroutine,
[rb_cv_coroutine=$withval])
AS_CASE([$rb_cv_coroutine], [yes|''], [
AC_MSG_CHECKING(native coroutine implementation for ${target_cpu}-${target_os})
rb_cv_coroutine=
AS_CASE(["$target_cpu-$target_os"],
[x*64-darwin*], [
rb_cv_coroutine=amd64
@ -2397,7 +2398,7 @@ AS_CASE([$rb_cv_coroutine], [yes|''], [
AS_CASE(["$ac_cv_sizeof_voidp"],
[8], [ rb_cv_coroutine=amd64 ],
[4], [ rb_cv_coroutine=x86 ],
[*], [ rb_cv_coroutine= ]
dnl unknown pointer size, bail out as no Context.h soon.
)
],
[*86-linux*], [
@ -2427,20 +2428,22 @@ AS_CASE([$rb_cv_coroutine], [yes|''], [
[*-openbsd*], [
rb_cv_coroutine=copy
],
[*], [
[
rb_cv_coroutine=ucontext
]
)
AC_MSG_RESULT(${rb_cv_coroutine})
])
COROUTINE_H=coroutine/$rb_cv_coroutine/Context.h
AS_IF([test ! -f "$srcdir/$COROUTINE_H"],
[AC_MSG_ERROR('$rb_cv_coroutine' is not supported as coroutine)])
AS_CASE([$rb_cv_coroutine],
[copy|ucontext], [
COROUTINE_SRC=coroutine/$rb_cv_coroutine/Context.c
],
[*], [
[
COROUTINE_SRC=coroutine/$rb_cv_coroutine/Context.'$(ASMEXT)'
],
]
)
AC_DEFINE_UNQUOTED(COROUTINE_H, ["$COROUTINE_H"])
AC_SUBST(X_COROUTINE_H, [$COROUTINE_H])