GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.

# Local configure fragment for sysdeps/unix/sysv/linux/powerpc/powerpc64/.

LIBC_SLIBDIR_RTLDDIR([lib64], [lib64])

# Define default-abi according to compiler flags.

AC_CACHE_CHECK([whether the compiler is using the PowerPC64 ELFv2 ABI],

  [libc_cv_ppc64_elfv2_abi],

  [AC_EGREP_CPP(yes,[#if _CALL_ELF == 2

                      yes

                     #endif

  ], libc_cv_ppc64_elfv2_abi=yes, libc_cv_ppc64_elfv2_abi=no)])

if test $libc_cv_ppc64_elfv2_abi = yes; then

  LIBC_CONFIG_VAR([default-abi], [64-v2])

  # For shlib-versions.

  AC_DEFINE(HAVE_ELFV2_ABI)

else

  LIBC_CONFIG_VAR([default-abi], [64-v1])

  # Compiler that do not support ELFv2 ABI does not define _CALL_ELF

  AC_CACHE_CHECK([whether the compiler defines _CALL_ELF],

    [libc_cv_ppc64_def_call_elf],

    [AC_EGREP_CPP(yes,[#ifdef _CALL_ELF

                         yes

                       #endif

    ], libc_cv_ppc64_def_call_elf=yes, libc_cv_ppc64_def_call_elf=no)])

  if test $libc_cv_ppc64_def_call_elf = no; then

    libc_extra_cppflags="$libc_extra_cppflags -D_CALL_ELF=1"

  fi

fi

# Set minimum kernel version for ppc64le.

AC_CACHE_CHECK([the machine type to set minimum kernel version],

  [libc_cv_ppc64_le],

  [AC_EGREP_CPP(yes,[#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__

                      yes

                     #endif

  ], arch_minimum_kernel=3.10.0, libc_cv_ppc64_le=no)])