acinclude.m4

来自「基于4个mips核的noc设计」· M4 代码 · 共 1,996 行 · 第 1/5 页

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; 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 $i/libiberty/; pwd)`
    fi
done
])
if test x"${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; 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 the IDE library and headers.
AC_DEFUN(CYG_AC_PATH_IDE, [
AC_MSG_CHECKING(for IDE headers in the source tree)
dirlist=".. ../../ ../../../ ../../../../ ../../../../../ ../../../../../../ ../../../../../../.. ../../../../../../../.. ../../../../../../../../.. ../../../../../../../../../.."
IDEHDIR=
IDELIB=
AC_CACHE_VAL(ac_cv_c_ideh,[
for i in $dirlist; do
    if test -f "${srcdir}/$i/libide/src/event.h" ; then
	ac_cv_c_ideh=`(cd ${srcdir}/$i/libide/src; pwd)`;
    fi
done
])
if test x"${ac_cv_c_ideh}" != x; then
    IDEHDIR="-I${ac_cv_c_ideh}"
    AC_MSG_RESULT(${ac_cv_c_ideh})
else
    AC_MSG_RESULT(none)
fi

AC_MSG_CHECKING(for LIBIDE TCL headers in the source tree)
AC_CACHE_VAL(ac_cv_c_idetclh,[
for i in $dirlist; do
    if test -f "${srcdir}/$i/libidetcl/src/idetcl.h" ; then
	ac_cv_c_idetclh=`(cd ${srcdir}/$i/libidetcl/src; pwd)`;
    fi
done
])
if test x"${ac_cv_c_idetclh}" != x; then
    IDEHDIR="${IDEHDIR} -I${ac_cv_c_idetclh}"
    AC_MSG_RESULT(${ac_cv_c_idetclh})
else
    AC_MSG_RESULT(none)
fi

AC_MSG_CHECKING(for IDE headers in the build tree)
AC_CACHE_VAL(ac_cv_c_ideh2,[
for i in $dirlist; do
    if test -f "$i/libide/src/Makefile" ; then
	ac_cv_c_ideh2=`(cd $i/libide/src; pwd)`;
    fi
done
])
if test x"${ac_cv_c_ideh2}" != x; then
    IDEHDIR="${IDEHDIR} -I${ac_cv_c_ideh2}"
    AC_MSG_RESULT(${ac_cv_c_ideh2})
else
    AC_MSG_RESULT(none)
fi

dnl look for the library
AC_MSG_CHECKING(for IDE library)
AC_CACHE_VAL(ac_cv_c_idelib,[
if test x"${ac_cv_c_idelib}" = x ; then
    for i in $dirlist; do
      if test -f "$i/libide/src/Makefile" ; then
        ac_cv_c_idelib=`(cd $i/libide/src; pwd)`
        break
      fi
    done
fi]) 
if test x"${ac_cv_c_idelib}" != x ; then
     IDELIB="-L${ac_cv_c_idelib}"
     AC_MSG_RESULT(${ac_cv_c_idelib})
else
     AC_MSG_RESULT(none)
fi

dnl find libiddetcl.a if it exists
AC_MSG_CHECKING(for IDE TCL library)
AC_CACHE_VAL(ac_cv_c_idetcllib,[
if test x"${ac_cv_c_idetcllib}" = x ; then
    for i in $dirlist; do
      if test -f "$i/libidetcl/src/Makefile" ; then
        ac_cv_c_idetcllib=`(cd $i/libidetcl/src; pwd)`
        break
      fi
    done
fi
]) 
if test x"${ac_cv_c_idetcllib}" != x ; then
     IDELIB="${IDELIB} -L${ac_cv_c_idetcllib}"
     IDETCLLIB="-lidetcl"
     AC_MSG_RESULT(${ac_cv_c_idetcllib})
else
     AC_MSG_RESULT(none)
fi
AC_SUBST(IDEHDIR)
AC_SUBST(IDELIB)
AC_SUBST(IDETCLLIB)
])

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; 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 $i/ilu/runtime/kernel; pwd)`
    fi
done
])
if test x"${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; 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  ; 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  ; 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 $i/ilu; pwd)`
	break
    fi
done
])
ILUTOP=${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; 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; 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; 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; 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 "${host}" in
changequote(,)
   i[3456]86-*-*) ac_cv_c_little_endian=yes ;;
   sparc*-*-*)    ac_cv_c_little_endian=no ;;
changequote([,])
  *)    AC_MSG_WARN(Can't cross compile this test) ;;
esac])
CFLAGS=$old_cflags
fi])

if test x"${ac_cv_c_little_endian}" = xyes; then
    AC_DEFINE(LITTLE_ENDIAN_HOST)