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#ifndef _LIBC_SYMBOLS_H
#define _LIBC_SYMBOLS_H 1
#ifndef __SYMBOL_PREFIX
# ifndef C_SYMBOL_PREFIX
# define __SYMBOL_PREFIX
# else
# define __SYMBOL_PREFIX C_SYMBOL_PREFIX
# endif
#endif
/* Handling on non-exported internal names. We have to do this only
for shared code. */
#ifdef SHARED
# define INTUSE(name) name##_internal
# define INTDEF(name) strong_alias (name, name##_internal)
# define INTVARDEF(name) \
_INTVARDEF (name, name##_internal)
# if defined HAVE_VISIBILITY_ATTRIBUTE
# define _INTVARDEF(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((alias (#name), \
visibility ("hidden")));
# else
# define _INTVARDEF(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((alias (#name)));
# endif
# define INTDEF2(name, newname) strong_alias (name, newname##_internal)
# define INTVARDEF2(name, newname) _INTVARDEF (name, newname##_internal)
#else
# define INTUSE(name) name
# define INTDEF(name)
# define INTVARDEF(name)
# define INTDEF2(name, newname)
# define INTVARDEF2(name, newname)
#endif
/* These are all done the same way in ELF.
There is a new section created for each set. */
# ifdef SHARED
/* When building a shared library, make the set section writable,
because it will need to be relocated at run time anyway. */
# define _elf_set_element(set, symbol) \
static const void *__elf_set_##set##_element_##symbol##__ \
__attribute__ ((used, section (#set))) = &(symbol)
# else
# define _elf_set_element(set, symbol) \
static const void *const __elf_set_##set##_element_##symbol##__ \
__attribute__ ((used, section (#set))) = &(symbol)
# endif
#define text_set_element(set, symbol) _elf_set_element(set, symbol)
#define __sec_comment "\n\t#"
# ifndef __ASSEMBLER__
# define hidden_proto(name, attrs...)
# else
# define HIDDEN_JUMPTARGET(name) JUMPTARGET(name)
# endif /* Not __ASSEMBLER__ */
# define hidden_weak(name)
# define hidden_ver(local, name)
# define hidden_data_weak(name)
# define hidden_data_def(name)
# define hidden_data_ver(local, name)
#if defined NOT_IN_libc && defined IS_IN_rtld
# define rtld_hidden_proto(name, attrs...) hidden_proto (name, ##attrs)
# define rtld_hidden_def(name)
# define rtld_hidden_weak(name) hidden_weak (name)
# define rtld_hidden_ver(local, name) hidden_ver (local, name)
# define rtld_hidden_data_def(name) hidden_data_def (name)
# define rtld_hidden_data_weak(name) hidden_data_weak (name)
# define rtld_hidden_data_ver(local, name) hidden_data_ver (local, name)
#else
# define rtld_hidden_proto(name, attrs...)
# define rtld_hidden_def(name)
# define rtld_hidden_weak(name)
# define rtld_hidden_ver(local, name)
# define rtld_hidden_data_def(name)
# define rtld_hidden_data_weak(name)
# define rtld_hidden_data_ver(local, name)
#endif
#if !defined NOT_IN_libc
# define libc_hidden_proto(name, attrs...) hidden_proto (name, ##attrs)
# define libc_hidden_def(name)
# define libc_hidden_weak(name) hidden_weak (name)
# define libc_hidden_ver(local, name) hidden_ver (local, name)
# define libc_hidden_data_def(name) hidden_data_def (name)
# define libc_hidden_data_weak(name) hidden_data_weak (name)
# define libc_hidden_data_ver(local, name) hidden_data_ver (local, name)
#else
# define libc_hidden_proto(name, attrs...)
# define libc_hidden_def(name)
# define libc_hidden_weak(name)
# define libc_hidden_ver(local, name)
# define libc_hidden_data_def(name)
# define libc_hidden_data_weak(name)
# define libc_hidden_data_ver(local, name)
#endif
/* Define SET as a symbol set. This may be required (it is in a.out) to
be able to use the set's contents. */
# define symbol_set_define(set) symbol_set_declare(set)
/* Declare SET for use in this module, if defined in another module.
In a shared library, this is always local to that shared object.
For static linking, the set might be wholly absent and so we use
weak references. */
# define symbol_set_declare(set) \
extern char const __start_##set[] __symbol_set_attribute; \
extern char const __stop_##set[] __symbol_set_attribute;
# define __symbol_set_attribute attribute_hidden
/* Return a pointer (void *const *) to the first element of SET. */
# define symbol_set_first_element(set) ((void *const *) (&__start_##set))
/* Return true iff PTR (a void *const *) has been incremented
past the last element in SET. */
# define symbol_set_end_p(set, ptr) ((ptr) >= (void *const *) &__stop_##set)
/* Not compiling ELF shared libraries at all, so never any old versions. */
# define SHLIB_COMPAT(lib, introduced, obsoleted) 0
/* No versions to worry about, just make this the global definition. */
# define versioned_symbol(lib, local, symbol, version) \
weak_alias (local, symbol)
/* This should not appear outside `#if SHLIB_COMPAT (...)'. */
# define compat_symbol(lib, local, symbol, version) ...
/* Move compatibility symbols out of the way by placing them all in a
* special section. */
#ifndef __ASSEMBLER__
# define attribute_compat_text_section \
__attribute__ ((section (".text.compat")))
# define attribute_compat_data_section \
__attribute__ ((section (".data.compat")))
#else
# define compat_text_section .section ".text.compat", "ax";
# define compat_data_section .section ".data.compat", "aw";
#endif
#endif /* _LIBC_SYMBOLS_H */
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