| AC_SUBST(UPDATED) |
AC_SUBST(UPDATED) |
| AC_CONFIG_HEADERS(engine/config.h) |
AC_CONFIG_HEADERS(engine/config.h) |
| |
|
| #ltdl stuff: |
#remnants from having ltdl as convenience library |
| AC_CONFIG_MACRO_DIR([libltdl/m4]) |
LTDLDEPS="" |
| LT_CONFIG_LTDL_DIR([libltdl]) |
LTDLINCL="" |
| LT_INIT([dlopen]) |
LIBLTDL="" |
| LTDL_INIT([subproject],[convenience]) |
LTDL_LDLIBS="" |
| AC_CONFIG_AUX_DIR([libltdl/config]) |
AC_SUBST(LTDLDEPS) |
| |
AC_SUBST(LTDLINCL) |
| # check for ltdl features we need |
AC_SUBST(LIBLTDL) |
| # The lt_dladvise_init symbol was added with libtool-2.2 |
|
| if test "x$with_included_ltdl" != "xyes"; then |
|
| save_CFLAGS="$CFLAGS" |
|
| save_LDFLAGS="$LDFLAGS" |
|
| CFLAGS="$CFLAGS $LTDLINCL" |
|
| LDFLAGS="$LDFLAGS $LIBLTDL" |
|
| AC_CHECK_LIB([ltdl], [lt_dladvise_init], |
|
| [], |
|
| [AC_MSG_ERROR([libltdl-2.2 or later needed; configure with --with-included-ltdl])]) |
|
| LDFLAGS="$save_LDFLAGS" |
|
| CFLAGS="$save_CFLAGS" |
|
| fi |
|
| |
|
| #how to link with libltdl |
|
| if test "x$with_included_ltdl" = "xyes"; then |
|
| #hard-code it (hopefully portable); the official way is to use automake :-( |
|
| LTDL_LDLIBS='-L$(top_builddir)/libltdl/.libs -lltdlc' |
|
| else |
|
| LTDL_LDLIBS='$(LIBLTDL)' |
|
| fi |
|
| AC_SUBST(LTDL_LDLIBS) |
AC_SUBST(LTDL_LDLIBS) |
| |
|
| #suppress the "-g -O2" default |
#suppress the "-g -O2" default |
| dnl This check is just for making later checks link with libm. |
dnl This check is just for making later checks link with libm. |
| 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(dl,dlopen) |
AC_CHECK_LIB(dl,dlopen) |
| dnl check for libffi 2.x |
dnl check for libffi 2.x |
| AC_CHECK_LIB(ffi,ffi_call) |
AC_CHECK_LIB(ffi,ffi_call) |
