diff options
Diffstat (limited to 'gcc-4.4.0/config/acinclude.m4')
| -rw-r--r-- | gcc-4.4.0/config/acinclude.m4 | 746 |
1 files changed, 746 insertions, 0 deletions
diff --git a/gcc-4.4.0/config/acinclude.m4 b/gcc-4.4.0/config/acinclude.m4 new file mode 100644 index 000000000..8242b2c7a --- /dev/null +++ b/gcc-4.4.0/config/acinclude.m4 @@ -0,0 +1,746 @@ +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) +]) |