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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [config/] [acinclude.m4] - Rev 339
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dnl This file is included into all any other acinclude file that needs dnl to use these macros. dnl This is copied from autoconf 2.12, but does calls our own AC_PROG_CC_WORKS, dnl and doesn't call AC_PROG_CXX_GNU, cause we test for that in AC_PROG_CC_WORKS. dnl We are probably using a cross compiler, which will not be able to fully dnl link an executable. This should really be fixed in autoconf itself. dnl Find a working G++ cross compiler. This only works for the GNU C++ compiler. AC_DEFUN([CYG_AC_PROG_CXX_CROSS], [AC_BEFORE([$0], [AC_PROG_CXXCPP]) AC_CHECK_PROGS(CXX, $CCC c++ g++ gcc CC cxx cc++, gcc) CYG_AC_PROG_GXX_WORKS 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 ]) dnl See if the G++ compiler we found works. AC_DEFUN([CYG_AC_PROG_GXX_WORKS], [AC_MSG_CHECKING([whether the G++ compiler ($CXX $CXXFLAGS $LDFLAGS) actually works]) AC_LANG_SAVE AC_LANG_CPLUSPLUS dnl Try a test case. We only compile, because it's close to impossible dnl to get a correct fully linked executable with a cross compiler. For dnl most cross compilers, this test is bogus. For G++, we can use various dnl other compile line options to get a decent idea that the cross compiler dnl actually does work, even though we can't produce an executable without dnl more info about the target it's being compiled for. This only works dnl for the GNU C++ compiler. dnl Transform the name of the compiler to it's cross variant, unless dnl CXX is set. This is also what CXX gets set to in the generated dnl Makefile. if test x"${CXX}" = xc++ ; then CXX=`echo gcc | sed -e "${program_transform_name}"` fi dnl Get G++'s full path to libgcc.a libgccpath=`${CXX} --print-libgcc` dnl If we don't have a path with libgcc.a on the end, this isn't G++. if test `echo $libgccpath | sed -e 's:/.*/::'` = libgcc.a ; then ac_cv_prog_gxx=yes else ac_cv_prog_gxx=no fi dnl If we are using G++, look for the files that need to exist if this dnl compiler works. if test x"${ac_cv_prog_gxx}" = xyes ; then gccfiles=`echo $libgccpath | sed -e 's:/libgcc.a::'` if test -f ${gccfiles}/specs -a -f ${gccfiles}/cpp -a -f ${gccfiles}/cc1plus; then gccfiles=yes else gccfiles=no fi gcclibs=`echo $libgccpath | sed -e 's:lib/gcc-lib/::' -e 's:/libgcc.a::' -e 's,\(.*\)/.*,\1,g'`/lib if test -d ${gcclibs}/ldscripts -a -f ${gcclibs}/libc.a -a -f ${gcclibs}/libstdc++.a ; then gcclibs=yes else gcclibs=no fi fi dnl If everything is OK, then we can safely assume the compiler works. if test x"${gccfiles}" = xno -o x"${gcclibs}" = xno; then ac_cv_prog_cxx_works=no AC_MSG_ERROR(${CXX} is a non-working cross compiler) else ac_cv_prog_cxx_works=yes fi AC_LANG_RESTORE AC_MSG_RESULT($ac_cv_prog_cxx_works) if test x"$ac_cv_prog_cxx_works" = xno; then AC_MSG_ERROR([installation or configuration problem: C++ compiler cannot create executables.]) fi AC_MSG_CHECKING([whether the G++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler]) AC_MSG_RESULT($ac_cv_prog_cxx_cross) cross_compiling=$ac_cv_prog_cxx_cross AC_SUBST(CXX) ]) dnl ==================================================================== dnl Find a working GCC cross compiler. This only works for the GNU gcc compiler. dnl This is based on the macros above for G++. AC_DEFUN([CYG_AC_PROG_CC_CROSS], [AC_BEFORE([$0], [AC_PROG_CCPP]) AC_CHECK_PROGS(CC, cc, gcc) CYG_AC_PROG_GCC_WORKS 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 $ac_cv_prog_cc_g = yes; then CFLAGS="-g -O2" else CFLAGS="-O2" fi else GXX= test "${CFLAGS+set}" = set || CFLAGS="-g" fi ]) dnl See if the GCC compiler we found works. AC_DEFUN([CYG_AC_PROG_GCC_WORKS], [AC_MSG_CHECKING([whether the Gcc compiler ($CC $CFLAGS $LDFLAGS) actually works]) AC_LANG_SAVE AC_LANG_C dnl Try a test case. We only compile, because it's close to impossible dnl to get a correct fully linked executable with a cross dnl compiler. For most cross compilers, this test is bogus. For G++, dnl we can use various other compile line options to get a decent idea dnl that the cross compiler actually does work, even though we can't dnl produce an executable without more info about the target it's dnl being compiled for. This only works for the GNU C++ compiler. dnl Transform the name of the compiler to it's cross variant, unless dnl CXX is set. This is also what CC gets set to in the generated Makefile. if test x"${CC}" = xcc ; then CC=`echo gcc | sed -e "${program_transform_name}"` fi dnl Get Gcc's full path to libgcc.a libgccpath=`${CC} --print-libgcc` dnl If we don't have a path with libgcc.a on the end, this isn't G++. if test `echo $libgccpath | sed -e 's:/.*/::'` = libgcc.a ; then ac_cv_prog_gcc=yes else ac_cv_prog_gcc=no fi dnl If we are using Gcc, look for the files that need to exist if this dnl compiler works. if test x"${ac_cv_prog_gcc}" = xyes ; then gccfiles=`echo $libgccpath | sed -e 's:/libgcc.a::'` if test -f ${gccfiles}/specs -a -f ${gccfiles}/cpp -a -f ${gccfiles}/cc1plus; then gccfiles=yes else gccfiles=no fi gcclibs=`echo $libgccpath | sed -e 's:lib/gcc-lib/::' -e 's:/libgcc.a::' -e 's,\(.*\)/.*,\1,g'`/lib if test -d ${gcclibs}/ldscripts -a -f ${gcclibs}/libc.a -a -f ${gcclibs}/libstdc++.a ; then gcclibs=yes else gcclibs=no fi fi dnl If everything is OK, then we can safely assume the compiler works. if test x"${gccfiles}" = xno -o x"${gcclibs}" = xno; then ac_cv_prog_cc_works=no AC_MSG_ERROR(${CC} is a non-working cross compiler) else ac_cv_prog_cc_works=yes fi AC_LANG_RESTORE AC_MSG_RESULT($ac_cv_prog_cc_works) if test x"$ac_cv_prog_cc_works" = xno; then AC_MSG_ERROR([installation or configuration problem: C++ compiler cannot create executables.]) fi AC_MSG_CHECKING([whether the Gcc compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler]) AC_MSG_RESULT($ac_cv_prog_cc_cross) cross_compiling=$ac_cv_prog_cc_cross AC_SUBST(CC) ]) dnl ==================================================================== dnl Find the BFD library in the build tree. This is used to access and dnl manipulate object or executable files. AC_DEFUN([CYG_AC_PATH_BFD], [ AC_MSG_CHECKING(for the bfd header in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." dnl Look for the header file AC_CACHE_VAL(ac_cv_c_bfdh,[ for i in $dirlist; do if test -f "$i/bfd/bfd.h" ; then ac_cv_c_bfdh=`(cd $i/bfd; ${PWDCMD-pwd})` break fi done ]) if test x"${ac_cv_c_bfdh}" != x; then BFDHDIR="-I${ac_cv_c_bfdh}" AC_MSG_RESULT(${ac_cv_c_bfdh}) else AC_MSG_RESULT(none) fi AC_SUBST(BFDHDIR) dnl Look for the library AC_MSG_CHECKING(for the bfd library in the build tree) AC_CACHE_VAL(ac_cv_c_bfdlib,[ for i in $dirlist; do if test -f "$i/bfd/Makefile" ; then ac_cv_c_bfdlib=`(cd $i/bfd; ${PWDCMD-pwd})` fi done ]) dnl We list two directories cause bfd now uses libtool if test x"${ac_cv_c_bfdlib}" != x; then BFDLIB="-L${ac_cv_c_bfdlib} -L${ac_cv_c_bfdlib}/.libs" AC_MSG_RESULT(${ac_cv_c_bfdlib}) else AC_MSG_RESULT(none) fi AC_SUBST(BFDLIB) ]) dnl ==================================================================== dnl Find the libiberty library. This defines many commonly used C dnl functions that exists in various states based on the underlying OS. AC_DEFUN([CYG_AC_PATH_LIBERTY], [ AC_MSG_CHECKING(for the liberty library in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_liberty,[ for i in $dirlist; do if test -f "$i/libiberty/Makefile" ; then ac_cv_c_liberty=`(cd $i/libiberty; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_liberty}" != x; then LIBERTY="-L${ac_cv_c_liberty}" AC_MSG_RESULT(${ac_cv_c_liberty}) else AC_MSG_RESULT(none) fi AC_SUBST(LIBERTY) ]) dnl ==================================================================== dnl Find the opcodes library. This is used to do dissasemblies. AC_DEFUN([CYG_AC_PATH_OPCODES], [ AC_MSG_CHECKING(for the opcodes library in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_opc,[ for i in $dirlist; do if test -f "$i/opcodes/Makefile" ; then ac_cv_c_opc=`(cd $i/opcodes; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_opc}" != x; then OPCODESLIB="-L${ac_cv_c_opc}" AC_MSG_RESULT(${ac_cv_c_opc}) else AC_MSG_RESULT(none) fi AC_SUBST(OPCODESLIB) ]) dnl ==================================================================== dnl Look for the DejaGnu header file in the source tree. This file dnl defines the functions used to testing support. AC_DEFUN([CYG_AC_PATH_DEJAGNU], [ AC_MSG_CHECKING(for the testing support files in the source tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_dejagnu,[ for i in $dirlist; do if test -f "$srcdir/$i/ecc/ecc/infra/testlib/current/include/dejagnu.h" ; then ac_cv_c_dejagnu=`(cd $srcdir/$i/ecc/ecc/infra/testlib/current/include; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_dejagnu}" != x; then DEJAGNUHDIR="-I${ac_cv_c_dejagnu}" AC_MSG_RESULT(${ac_cv_c_dejagnu}) else AC_MSG_RESULT(none) fi AC_CACHE_VAL(ac_cv_c_dejagnulib,[ for i in $dirlist; do if test -f "$srcdir/$i/infra/testlib/current/lib/hostutil.exp" ; then ac_cv_c_dejagnulib=`(cd $srcdir/$i/infra/testlib/current/lib; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_dejagnulib}" != x; then DEJAGNULIB="${ac_cv_c_dejagnulib}" else DEJAGNULIB="" fi AC_MSG_CHECKING(for runtest in the source tree) AC_CACHE_VAL(ac_cv_c_runtest,[ for i in $dirlist; do if test -f "$srcdir/$i/dejagnu/runtest" ; then ac_cv_c_runtest=`(cd $srcdir/$i/dejagnu; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_runtest}" != x; then RUNTESTDIR="${ac_cv_c_runtest}" AC_MSG_RESULT(${ac_cv_c_runtest}) else RUNTESTDIR="" AC_MSG_RESULT(none) fi AC_SUBST(RUNTESTDIR) AC_SUBST(DEJAGNULIB) AC_SUBST(DEJAGNUHDIR) ]) dnl ==================================================================== dnl Find the libintl library in the build tree. This is for dnl internationalization support. AC_DEFUN([CYG_AC_PATH_INTL], [ AC_MSG_CHECKING(for the intl header in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." dnl Look for the header file AC_CACHE_VAL(ac_cv_c_intlh,[ for i in $dirlist; do if test -f "$i/intl/libintl.h" ; then ac_cv_c_intlh=`(cd $i/intl; ${PWDCMD-pwd})` break fi done ]) if test x"${ac_cv_c_intlh}" != x; then INTLHDIR="-I${ac_cv_c_intlh}" AC_MSG_RESULT(${ac_cv_c_intlh}) else AC_MSG_RESULT(none) fi AC_SUBST(INTLHDIR) dnl Look for the library AC_MSG_CHECKING(for the libintl library in the build tree) AC_CACHE_VAL(ac_cv_c_intllib,[ for i in $dirlist; do if test -f "$i/intl/Makefile" ; then ac_cv_c_intllib=`(cd $i/intl; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_intllib}" != x; then INTLLIB="-L${ac_cv_c_intllib} -lintl" AC_MSG_RESULT(${ac_cv_c_intllib}) else AC_MSG_RESULT(none) fi AC_SUBST(INTLLIB) ]) dnl ==================================================================== dnl Find the simulator library. AC_DEFUN([CYG_AC_PATH_SIM], [ dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.. ../../../../../../../../../.." case "$target_cpu" in powerpc) target_dir=ppc ;; sparc*) target_dir=erc32 ;; mips*) target_dir=mips ;; *) target_dir=$target_cpu ;; esac dnl First look for the header file AC_MSG_CHECKING(for the simulator header file) AC_CACHE_VAL(ac_cv_c_simh,[ for i in $dirlist; do if test -f "${srcdir}/$i/include/remote-sim.h" ; then ac_cv_c_simh=`(cd ${srcdir}/$i/include; ${PWDCMD-pwd})` break fi done ]) if test x"${ac_cv_c_simh}" != x; then SIMHDIR="-I${ac_cv_c_simh}" AC_MSG_RESULT(${ac_cv_c_simh}) else AC_MSG_RESULT(none) fi AC_SUBST(SIMHDIR) dnl See whether it's a devo or Foundry branch simulator AC_MSG_CHECKING(Whether this is a devo simulator ) AC_CACHE_VAL(ac_cv_c_simdevo,[ CPPFLAGS="$CPPFLAGS $SIMHDIR" AC_EGREP_HEADER([SIM_DESC sim_open.*struct _bfd], remote-sim.h, ac_cv_c_simdevo=yes, ac_cv_c_simdevo=no) ]) if test x"$ac_cv_c_simdevo" = x"yes" ; then AC_DEFINE(HAVE_DEVO_SIM) fi AC_MSG_RESULT(${ac_cv_c_simdevo}) AC_SUBST(HAVE_DEVO_SIM) dnl Next look for the library AC_MSG_CHECKING(for the simulator library) AC_CACHE_VAL(ac_cv_c_simlib,[ for i in $dirlist; do if test -f "$i/sim/$target_dir/Makefile" ; then ac_cv_c_simlib=`(cd $i/sim/$target_dir; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_simlib}" != x; then SIMLIB="-L${ac_cv_c_simlib}" else AC_MSG_RESULT(none) dnl FIXME: this is kinda bogus, cause umtimately the TM will build dnl all the libraries for several architectures. But for now, this dnl will work till then. dnl AC_MSG_CHECKING(for the simulator installed with the compiler libraries) dnl Transform the name of the compiler to it's cross variant, unless dnl CXX is set. This is also what CXX gets set to in the generated dnl Makefile. CROSS_GCC=`echo gcc | sed -e "s/^/$target/"` dnl Get G++'s full path to libgcc.a changequote(,) gccpath=`${CROSS_GCC} --print-libgcc | sed -e 's:[a-z0-9A-Z\.\-]*/libgcc.a::' -e 's:lib/gcc-lib/::'`lib changequote([,]) if test -f $gccpath/libsim.a -o -f $gccpath/libsim.so ; then ac_cv_c_simlib="$gccpath/" SIMLIB="-L${ac_cv_c_simlib}" AC_MSG_RESULT(${ac_cv_c_simlib}) else AM_CONDITIONAL(PSIM, test x$psim = xno) SIMLIB="" AC_MSG_RESULT(none) dnl ac_cv_c_simlib=none fi fi AC_SUBST(SIMLIB) ]) dnl ==================================================================== dnl Find the libiberty library. AC_DEFUN([CYG_AC_PATH_LIBIBERTY], [ AC_MSG_CHECKING(for the libiberty library in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_libib,[ for i in $dirlist; do if test -f "$i/libiberty/Makefile" ; then ac_cv_c_libib=`(cd $i/libiberty/; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_libib}" != x; then LIBIBERTY="-L${ac_cv_c_libib}" AC_MSG_RESULT(${ac_cv_c_libib}) else AC_MSG_RESULT(none) fi AC_SUBST(LIBIBERTY) ]) dnl ==================================================================== AC_DEFUN([CYG_AC_PATH_DEVO], [ AC_MSG_CHECKING(for devo headers in the source tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_devoh,[ for i in $dirlist; do if test -f "${srcdir}/$i/include/remote-sim.h" ; then ac_cv_c_devoh=`(cd ${srcdir}/$i/include; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_devoh}" != x; then DEVOHDIR="-I${ac_cv_c_devoh}" AC_MSG_RESULT(${ac_cv_c_devoh}) else AC_MSG_RESULT(none) fi AC_SUBST(DEVOHDIR) ]) dnl ==================================================================== dnl Find all the ILU headers and libraries AC_DEFUN([CYG_AC_PATH_ILU], [ AC_MSG_CHECKING(for ILU kernel headers in the source tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_iluh,[ for i in $dirlist; do if test -f "${srcdir}/$i/ilu/runtime/kernel/method.h" ; then ac_cv_c_iluh=`(cd ${srcdir}/$i/ilu/runtime/kernel; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_iluh}" != x; then ILUHDIR="-I${ac_cv_c_iluh}" AC_MSG_RESULT(${ac_cv_c_iluh}) else AC_MSG_RESULT(none) fi AC_MSG_CHECKING(for ILU kernel headers in the build tree) dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.." AC_CACHE_VAL(ac_cv_c_iluh5,[ for i in $dirlist; do if test -f "$i/ilu/runtime/kernel/iluconf.h" ; then ac_cv_c_iluh5=`(cd $i/ilu/runtime/kernel; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_iluh5}" != x; then ILUHDIR="${ILUHDIR} -I${ac_cv_c_iluh5}" AC_MSG_RESULT(${ac_cv_c_iluh5}) else AC_MSG_RESULT(none) fi AC_MSG_CHECKING(for ILU C++ headers in the source tree) AC_CACHE_VAL(ac_cv_c_iluh2,[ for i in $dirlist; do if test -f "${srcdir}/$i/ilu/stubbers/cpp/resource.h" ; then ac_cv_c_iluh2=`(cd ${srcdir}/$i/ilu/stubbers/cpp; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_iluh2}" != x; then ILUHDIR="${ILUHDIR} -I${ac_cv_c_iluh2}" AC_MSG_RESULT(${ac_cv_c_iluh2}) else AC_MSG_RESULT(none) fi AC_MSG_CHECKING(for ILU C headers) AC_CACHE_VAL(ac_cv_c_iluh3,[ for i in $dirlist; do if test -f "${srcdir}/$i/ilu/stubbers/c/resource.h" ; then ac_cv_c_iluh3=`(cd ${srcdir}/$i/ilu/stubbers/c ; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_iluh3}" != x; then ILUHDIR="${ILUHDIR} -I${ac_cv_c_iluh3}" AC_MSG_RESULT(${ac_cv_c_iluh3}) else AC_MSG_RESULT(none) fi AC_MSG_CHECKING(for ILU C runtime headers) AC_CACHE_VAL(ac_cv_c_iluh4,[ for i in $dirlist; do if test -f "${srcdir}/$i/ilu/runtime/c/ilucstub.h" ; then ac_cv_c_iluh4=`(cd ${srcdir}/$i/ilu/runtime/c ; ${PWDCMD-pwd})` fi done ]) if test x"${ac_cv_c_iluh4}" != x; then ILUHDIR="${ILUHDIR} -I${ac_cv_c_iluh4}" AC_MSG_RESULT(${ac_cv_c_iluh4}) else AC_MSG_RESULT(none) fi AC_CACHE_VAL(ac_cv_c_ilupath,[ for i in $dirlist; do if test -f "$i/ilu/Makefile" ; then ac_cv_c_ilupath=`(cd $i/ilu; ${PWDCMD-pwd})` break fi done ]) ILUTOP=${ac_cv_c_ilupath} AC_MSG_CHECKING(for the ILU library in the build tree) AC_CACHE_VAL(ac_cv_c_ilulib,[ if test -f "$ac_cv_c_ilupath/runtime/kernel/Makefile" ; then ac_cv_c_ilulib=`(cd $ac_cv_c_ilupath/runtime/kernel; ${PWDCMD-pwd})` AC_MSG_RESULT(found ${ac_cv_c_ilulib}/libilu.a) else AC_MSG_RESULT(no) fi]) AC_MSG_CHECKING(for the ILU C++ bindings library in the build tree) AC_CACHE_VAL(ac_cv_c_ilulib2,[ if test -f "$ac_cv_c_ilupath/runtime/cpp/Makefile" ; then ac_cv_c_ilulib2=`(cd $ac_cv_c_ilupath/runtime/cpp; ${PWDCMD-pwd})` AC_MSG_RESULT(found ${ac_cv_c_ilulib2}/libilu-c++.a) else AC_MSG_RESULT(no) fi]) AC_MSG_CHECKING(for the ILU C bindings library in the build tree) AC_CACHE_VAL(ac_cv_c_ilulib3,[ if test -f "$ac_cv_c_ilupath/runtime/c/Makefile" ; then ac_cv_c_ilulib3=`(cd $ac_cv_c_ilupath/runtime/c; ${PWDCMD-pwd})` AC_MSG_RESULT(found ${ac_cv_c_ilulib3}/libilu-c.a) else AC_MSG_RESULT(no) fi]) AC_MSG_CHECKING(for the ILU Tk bindings library in the build tree) AC_CACHE_VAL(ac_cv_c_ilulib4,[ if test -f "$ac_cv_c_ilupath/runtime/mainloop/Makefile" ; then ac_cv_c_ilulib4=`(cd $ac_cv_c_ilupath/runtime/mainloop; ${PWDCMD-pwd})` AC_MSG_RESULT(found ${ac_cv_c_ilulib4}/libilu-tk.a) else AC_MSG_RESULT(no) fi]) if test x"${ac_cv_c_ilulib}" = x -a x"${ac_cv_c_ilulib2}" = x; then ILUHDIR="" fi if test x"${ac_cv_c_ilulib}" != x -a x"${ac_cv_c_ilulib2}" != x; then ILULIB="-L${ac_cv_c_ilulib} -L${ac_cv_c_ilulib2} -L${ac_cv_c_ilulib3} -L${ac_cv_c_ilulib4}" else ILULIB="" fi if test x"${ILULIB}" = x; then AC_MSG_CHECKING(for ILU libraries installed with the compiler) AC_CACHE_VAL(ac_cv_c_ilulib5,[ NATIVE_GCC=`echo gcc | sed -e "${program_transform_name}"` dnl Get G++'s full path to it's libraries ac_cv_c_ilulib5=`${NATIVE_GCC} --print-libgcc | sed -e 's:lib/gcc-lib/.*::'`lib if test -f $ac_cv_c_ilulib5/libilu-c.a -o -f $ac_cv_c_ilulib5/libilu-c.so ; then if test x"${ILUHDIR}" = x; then ILUHDIR="-I${ac_cv_c_ilulib5}/../include" fi ILULIB="-L${ac_cv_c_ilulib5}" AC_MSG_RESULT(${ac_cv_c_ilulib5}) else ac_cv_c_ilulib=none AC_MSG_RESULT(none) fi fi]) AC_SUBST(ILUHDIR) AC_SUBST(ILULIB) AC_SUBST(ILUTOP) ]) dnl ==================================================================== dnl This defines the byte order for the host. We can't use dnl AC_C_BIGENDIAN, cause we want to create a config file and dnl substitue the real value, so the header files work right AC_DEFUN([CYG_AC_C_ENDIAN], [ AC_MSG_CHECKING(to see if this is a little endian host) AC_CACHE_VAL(ac_cv_c_little_endian, [ ac_cv_c_little_endian=unknown # See if sys/param.h defines the BYTE_ORDER macro. AC_TRY_COMPILE([#include <sys/types.h> #include <sys/param.h>], [ #if !BYTE_ORDER || !_BIG_ENDIAN || !_LITTLE_ENDIAN bogus endian macros #endif], [# It does; now see whether it defined to _LITTLE_ENDIAN or not. AC_TRY_COMPILE([#include <sys/types.h> #include <sys/param.h>], [ #if BYTE_ORDER != _LITTLE_ENDIAN not big endian #endif], ac_cv_c_little_endian=yes, ac_cv_c_little_endian=no) ]) if test ${ac_cv_c_little_endian} = unknown; then old_cflags=$CFLAGS CFLAGS=-g AC_TRY_RUN([ main () { /* Are we little or big endian? From Harbison&Steele. */ union { long l; char c[sizeof (long)]; } u; u.l = 1; exit (u.c[0] == 1); }], ac_cv_c_little_endian=no, ac_cv_c_little_endian=yes,[ dnl Yes, this is ugly, and only used for a canadian cross anyway. This dnl is just to keep configure from stopping here. case "${host}" in changequote(,) i[3456789]86-*-*) ac_cv_c_little_endian=yes ;; sparc*-*-*) ac_cv_c_little_endian=no ;; changequote([,]) *) AC_MSG_WARN(Can't cross compile this test) ;; esac]) CFLAGS=$old_cflags fi]) if test x"${ac_cv_c_little_endian}" = xyes; then AC_DEFINE(LITTLE_ENDIAN_HOST) ENDIAN="CYG_LSBFIRST"; else ENDIAN="CYG_MSBFIRST"; fi AC_MSG_RESULT(${ac_cv_c_little_endian}) AC_SUBST(ENDIAN) ]) dnl ==================================================================== dnl Look for the path to libgcc, so we can use it to directly link dnl in libgcc.a with LD. AC_DEFUN([CYG_AC_PATH_LIBGCC], [AC_MSG_CHECKING([Looking for the path to libgcc.a]) AC_LANG_SAVE AC_LANG_C dnl Get Gcc's full path to libgcc.a libgccpath=`${CC} --print-libgcc` dnl If we don't have a path with libgcc.a on the end, this isn't G++. if test `echo $libgccpath | sed -e 's:/.*/::'` = libgcc.a ; then ac_cv_prog_gcc=yes else ac_cv_prog_gcc=no fi dnl if test x"${ac_cv_prog_gcc}" = xyes ; then gccpath=`echo $libgccpath | sed -e 's:/libgcc.a::'` LIBGCC="-L${gccpath}" AC_MSG_RESULT(${gccpath}) else LIBGCC="" AC_MSG_ERROR(Not using gcc) fi AC_LANG_RESTORE AC_SUBST(LIBGCC) ])
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