| dnl using sin here is no good idea since it is built-into gcc and typechecked |
dnl using sin here is no good idea since it is built-into gcc and typechecked |
| AC_CHECK_LIB(m,asin) |
AC_CHECK_LIB(m,asin) |
| AC_CHECK_LIB(ltdl,lt_dlinit) |
AC_CHECK_LIB(ltdl,lt_dlinit) |
| dnl check for libffi 2.x |
#check for libffi 2.x |
| dnl AC_CHECK_LIB(ffi,ffi_call) |
AC_CHECK_LIB(ffi,ffi_call) |
| dnl if test $ac_cv_lib_ffi_ffi_call = yes |
if test $ac_cv_lib_ffi_ffi_call = yes |
| dnl then |
then |
| dnl LIBFFIFLAG="true" |
LIBFFIFLAG="true" |
| dnl FFCALLFLAG="false" |
else |
| dnl OLDCALLFLAG="false" |
LIBFFIFLAG="false" |
| dnl AC_DEFINE(HAS_LIBFFI,,[define this if you want to use the ffcall interface with libffi 2.0]) |
fi |
| dnl else |
#check for ffcall libraries |
| dnl check for ffcall libraries |
#unfortunately, these four calls are separated out into a library each. |
| dnl unfortunately, these four calls are separated out into a library each. |
AC_CHECK_LIB(avcall,__builtin_avcall) |
| dnl AC_CHECK_LIB(avcall,__builtin_avcall) |
|
| dnl AC_CHECK_LIB(callback,__vacall_r) |
dnl AC_CHECK_LIB(callback,__vacall_r) |
| dnl AC_CHECK_LIB(vacall,vacall) |
dnl AC_CHECK_LIB(vacall,vacall) |
| dnl AC_CHECK_LIB(trampoline,alloc_trampoline) |
dnl AC_CHECK_LIB(trampoline,alloc_trampoline) |
| dnl LIBFFIFLAG="false" |
if test $ac_cv_lib_avcall___builtin_avcall = yes; then |
| dnl FFCALLFLAG="false" |
FFCALLFLAG="true" |
| dnl OLDCALLFLAG="true" |
else |
| dnl test $ac_cv_lib_avcall___builtin_avcall = yes && FFCALLFLAG="true" && OLDCALLFLAG="false" && AC_DEFINE(HAS_FFCALL,,[define this if you want to use the ffcall libraries]) |
FFCALLFLAG="false" |
| dnl test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries]) |
fi |
| dnl fi |
if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then |
| dnl AC_SUBST(LIBFFIFLAG) |
AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries]) |
| dnl AC_SUBST(FFCALLFLAG) |
fi |
| dnl AC_SUBST(OLDCALLFLAG) |
AC_SUBST(LIBFFIFLAG) |
| |
AC_SUBST(FFCALLFLAG) |
| if test "$host_os" != "nextstep3" |
if test "$host_os" != "nextstep3" |
| then |
then |
| AC_FUNC_MEMCMP |
AC_FUNC_MEMCMP |
