157 lines
4.4 KiB
Plaintext
157 lines
4.4 KiB
Plaintext
|
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
||
|
|
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
||
|
|
# are probably using a cross compiler, which will not be able to fully
|
||
|
|
# link an executable. This should really be fixed in autoconf
|
||
|
|
# itself.
|
||
|
|
|
||
|
|
AC_DEFUN(LIBGCJ_CONFIGURE,
|
||
|
|
[
|
||
|
|
dnl Default to --enable-multilib
|
||
|
|
AC_ARG_ENABLE(multilib,
|
||
|
|
[ --enable-multilib build many library versions (default)],
|
||
|
|
[case "${enableval}" in
|
||
|
|
yes) multilib=yes ;;
|
||
|
|
no) multilib=no ;;
|
||
|
|
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
|
||
|
|
esac], [multilib=yes])dnl
|
||
|
|
|
||
|
|
dnl We may get other options which we dont document:
|
||
|
|
dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
|
||
|
|
|
||
|
|
if test "[$]{srcdir}" = "."; then
|
||
|
|
if test "[$]{with_target_subdir}" != "."; then
|
||
|
|
libgcj_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
|
||
|
|
else
|
||
|
|
libgcj_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
|
||
|
|
fi
|
||
|
|
else
|
||
|
|
libgcj_basedir="[$]{srcdir}/$1"
|
||
|
|
fi
|
||
|
|
AC_SUBST(libgcj_basedir)
|
||
|
|
|
||
|
|
AC_CANONICAL_HOST
|
||
|
|
|
||
|
|
dnl Still use "libjava" here to placate dejagnu.
|
||
|
|
AM_INIT_AUTOMAKE(libjava, 0.0.7)
|
||
|
|
|
||
|
|
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
||
|
|
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
||
|
|
# are probably using a cross compiler, which will not be able to fully
|
||
|
|
# link an executable. This should really be fixed in autoconf
|
||
|
|
# itself.
|
||
|
|
|
||
|
|
AC_DEFUN(LIB_AC_PROG_CC,
|
||
|
|
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
|
||
|
|
AC_CHECK_PROG(CC, gcc, gcc)
|
||
|
|
if test -z "$CC"; then
|
||
|
|
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
|
||
|
|
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
|
||
|
|
fi
|
||
|
|
|
||
|
|
AC_PROG_CC_GNU
|
||
|
|
|
||
|
|
if test $ac_cv_prog_gcc = yes; then
|
||
|
|
GCC=yes
|
||
|
|
dnl Check whether -g works, even if CFLAGS is set, in case the package
|
||
|
|
dnl plays around with CFLAGS (such as to build both debugging and
|
||
|
|
dnl normal versions of a library), tasteless as that idea is.
|
||
|
|
ac_test_CFLAGS="${CFLAGS+set}"
|
||
|
|
ac_save_CFLAGS="$CFLAGS"
|
||
|
|
CFLAGS=
|
||
|
|
AC_PROG_CC_G
|
||
|
|
if test "$ac_test_CFLAGS" = set; then
|
||
|
|
CFLAGS="$ac_save_CFLAGS"
|
||
|
|
elif test $ac_cv_prog_cc_g = yes; then
|
||
|
|
CFLAGS="-g -O2"
|
||
|
|
else
|
||
|
|
CFLAGS="-O2"
|
||
|
|
fi
|
||
|
|
else
|
||
|
|
GCC=
|
||
|
|
test "${CFLAGS+set}" = set || CFLAGS="-g"
|
||
|
|
fi
|
||
|
|
])
|
||
|
|
|
||
|
|
LIB_AC_PROG_CC
|
||
|
|
|
||
|
|
# Likewise for AC_PROG_CXX.
|
||
|
|
AC_DEFUN(LIB_AC_PROG_CXX,
|
||
|
|
[AC_BEFORE([$0], [AC_PROG_CXXCPP])dnl
|
||
|
|
AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++, gcc)
|
||
|
|
test -z "$CXX" && AC_MSG_ERROR([no acceptable c++ found in \$PATH])
|
||
|
|
|
||
|
|
AC_PROG_CXX_GNU
|
||
|
|
|
||
|
|
if test $ac_cv_prog_gxx = yes; then
|
||
|
|
GXX=yes
|
||
|
|
dnl Check whether -g works, even if CXXFLAGS is set, in case the package
|
||
|
|
dnl plays around with CXXFLAGS (such as to build both debugging and
|
||
|
|
dnl normal versions of a library), tasteless as that idea is.
|
||
|
|
ac_test_CXXFLAGS="${CXXFLAGS+set}"
|
||
|
|
ac_save_CXXFLAGS="$CXXFLAGS"
|
||
|
|
CXXFLAGS=
|
||
|
|
AC_PROG_CXX_G
|
||
|
|
if test "$ac_test_CXXFLAGS" = set; then
|
||
|
|
CXXFLAGS="$ac_save_CXXFLAGS"
|
||
|
|
elif test $ac_cv_prog_cxx_g = yes; then
|
||
|
|
CXXFLAGS="-g -O2"
|
||
|
|
else
|
||
|
|
CXXFLAGS="-O2"
|
||
|
|
fi
|
||
|
|
else
|
||
|
|
GXX=
|
||
|
|
test "${CXXFLAGS+set}" = set || CXXFLAGS="-g"
|
||
|
|
fi
|
||
|
|
])
|
||
|
|
|
||
|
|
LIB_AC_PROG_CXX
|
||
|
|
|
||
|
|
# AC_CHECK_TOOL does AC_REQUIRE (AC_CANONICAL_BUILD). If we dont
|
||
|
|
# run it explicitly here, it will be run implicitly before
|
||
|
|
# LIBGCJ_CONFIGURE, which doesn't work because that means that it will
|
||
|
|
# be run before AC_CANONICAL_HOST.
|
||
|
|
AC_CANONICAL_BUILD
|
||
|
|
|
||
|
|
AC_CHECK_TOOL(AS, as)
|
||
|
|
AC_CHECK_TOOL(AR, ar)
|
||
|
|
AC_CHECK_TOOL(RANLIB, ranlib, :)
|
||
|
|
|
||
|
|
AC_PROG_INSTALL
|
||
|
|
|
||
|
|
AM_MAINTAINER_MODE
|
||
|
|
|
||
|
|
# We need AC_EXEEXT to keep automake happy in cygnus mode. However,
|
||
|
|
# at least currently, we never actually build a program, so we never
|
||
|
|
# need to use $(EXEEXT). Moreover, the test for EXEEXT normally
|
||
|
|
# fails, because we are probably configuring with a cross compiler
|
||
|
|
# which cant create executables. So we include AC_EXEEXT to keep
|
||
|
|
# automake happy, but we dont execute it, since we dont care about
|
||
|
|
# the result.
|
||
|
|
if false; then
|
||
|
|
AC_EXEEXT
|
||
|
|
fi
|
||
|
|
|
||
|
|
# configure.host sets the following important variables
|
||
|
|
# libgcj_cflags - host specific C compiler flags
|
||
|
|
# libgcj_cxxflags - host specific C++ compiler flags
|
||
|
|
# libgcj_javaflags - host specific Java compiler flags
|
||
|
|
|
||
|
|
libgcj_cflags=
|
||
|
|
libgcj_cxxflags=
|
||
|
|
libgcj_javaflags=
|
||
|
|
|
||
|
|
. [$]{libgcj_basedir}/configure.host
|
||
|
|
|
||
|
|
case [$]{libgcj_basedir} in
|
||
|
|
/* | [A-Za-z]:[/\\]*) libgcj_flagbasedir=[$]{libgcj_basedir} ;;
|
||
|
|
*) libgcj_flagbasedir='[$](top_builddir)/'[$]{libgcj_basedir} ;;
|
||
|
|
esac
|
||
|
|
|
||
|
|
LIBGCJ_CFLAGS="[$]{libgcj_cflags}"
|
||
|
|
LIBGCJ_CXXFLAGS="[$]{libgcj_cxxflags}"
|
||
|
|
LIBGCJ_JAVAFLAGS="[$]{libgcj_javaflags}"
|
||
|
|
AC_SUBST(LIBGCJ_CFLAGS)
|
||
|
|
AC_SUBST(LIBGCJ_CXXFLAGS)
|
||
|
|
AC_SUBST(LIBGCJ_JAVAFLAGS)
|
||
|
|
])dnl
|