1  /* -mlong-double-64 compatibility mode macros.  */
       2  
       3  #include <nldbl-abi.h>
       4  #ifndef LONG_DOUBLE_COMPAT_VERSION
       5  # error "nldbl-abi.h must define LONG_DOUBLE_COMPAT_VERSION"
       6  #endif
       7  
       8  #include <shlib-compat.h>
       9  #define LONG_DOUBLE_COMPAT(lib, introduced) \
      10    SHLIB_COMPAT(lib, introduced, LONG_DOUBLE_COMPAT_VERSION)
      11  #define long_double_symbol(lib, local, symbol) \
      12    long_double_symbol_1 (lib, local, symbol, LONG_DOUBLE_COMPAT_VERSION)
      13  #ifdef SHARED
      14  # define ldbl_hidden_def(local, name) libc_hidden_ver (local, name)
      15  # define ldbl_strong_alias(name, aliasname) \
      16    strong_alias (name, __GL_##name##_##aliasname) \
      17    long_double_symbol (libc, __GL_##name##_##aliasname, aliasname);
      18  # define ldbl_weak_alias(name, aliasname) \
      19    weak_alias (name, __GL_##name##_##aliasname) \
      20    long_double_symbol (libc, __GL_##name##_##aliasname, aliasname);
      21  # define long_double_symbol_1(lib, local, symbol, version) \
      22    versioned_symbol (lib, local, symbol, version)
      23  # define ldbl_compat_symbol(lib, local, symbol, version) \
      24    compat_symbol (lib, local, symbol, LONG_DOUBLE_COMPAT_VERSION)
      25  #else
      26  # define ldbl_hidden_def(local, name) libc_hidden_def (name)
      27  # define ldbl_strong_alias(name, aliasname) strong_alias (name, aliasname)
      28  # define ldbl_weak_alias(name, aliasname) weak_alias (name, aliasname)
      29  /* Same as compat_symbol, ldbl_compat_symbol is not to be used outside
      30     '#if SHLIB_COMPAT' statement and should fail if it is.  */
      31  # define ldbl_compat_symbol(lib, local, symbol, version) \
      32    _Static_assert (0, "ldbl_compat_symbol should be used inside SHLIB_COMPAT");
      33  # ifndef __ASSEMBLER__
      34  /* Note that weak_alias cannot be used - it is defined to nothing
      35     in most of the C files.  */
      36  #  define long_double_symbol_1(lib, local, symbol, version) \
      37    _weak_alias (local, symbol)
      38  # else
      39  #  define long_double_symbol_1(lib, local, symbol, version) \
      40    weak_alias (local, symbol)
      41  # endif
      42  #endif