mirror of git://gcc.gnu.org/git/gcc.git
108 lines
3.6 KiB
D
108 lines
3.6 KiB
D
/**
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* D header file for DragonFlyBSD
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*
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* Copyright: Copyright Martin Nowak 2012.
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* License: $(WEB www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
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* Authors: Martin Nowak,Diederik de Groot(port:DragonFlyBSD)
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* Copied: From core/sys/freebsd/sys
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*/
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module core.sys.dragonflybsd.dlfcn;
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version (DragonFlyBSD):
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public import core.sys.posix.dlfcn;
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extern (C) nothrow @nogc @system:
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/*
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* Modes and flags for dlopen().
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*/
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static assert(RTLD_LAZY == 1);
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static assert(RTLD_NOW == 2);
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enum RTLD_MODEMASK = 0x3;
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static assert(RTLD_GLOBAL == 0x100);
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static assert(RTLD_LOCAL == 0);
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enum RTLD_TRACE = 0x200;
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enum RTLD_NODELETE = 0x01000;
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enum RTLD_NOLOAD = 0x02000;
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/*
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* Request arguments for dlinfo().
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*/
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enum RTLD_DI_LINKMAP = 2; /* Obtain link map. */
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enum RTLD_DI_SERINFO = 4; /* Obtain search path info. */
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enum RTLD_DI_SERINFOSIZE = 5; /* ... query for required space. */
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enum RTLD_DI_ORIGIN = 6; /* Obtain object origin */
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enum RTLD_DI_MAX = RTLD_DI_ORIGIN;
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/*
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* Special handle arguments for dlsym()/dlinfo().
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*/
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enum RTLD_NEXT = cast(void *)-1; /* Search subsequent objects. */
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enum RTLD_DEFAULT = cast(void *)-2; /* Use default search algorithm. */
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enum RTLD_SELF = cast(void *)-3; /* Search the caller itself. */
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/*
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* Structure filled in by dladdr().
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*/
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struct Dl_info {
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const(char) *dli_fname; /* Pathname of shared object. */
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void *dli_fbase; /* Base address of shared object. */
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const(char) *dli_sname; /* Name of nearest symbol. */
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void *dli_saddr; /* Address of nearest symbol. */
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};
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/*
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* Structures, returned by the RTLD_DI_SERINFO dlinfo() request.
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*/
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struct Dl_serpath {
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char * dls_name; /* single search path entry */
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uint dls_flags; /* path information */
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};
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struct Dl_serinfo {
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size_t dls_size; /* total buffer size */
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uint dls_cnt; /* number of path entries */
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Dl_serpath[1] dls_serpath; /* there may be more than one */
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};
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/*-
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* The actual type declared by this typedef is immaterial, provided that
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* it is a function pointer. Its purpose is to provide a return type for
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* dlfunc() which can be cast to a function pointer type without depending
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* on behavior undefined by the C standard, which might trigger a compiler
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* diagnostic. We intentionally declare a unique type signature to force
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* a diagnostic should the application not cast the return value of dlfunc()
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* appropriately.
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*/
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struct __dlfunc_arg {
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int __dlfunc_dummy;
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};
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alias dlfunc_t = void function(__dlfunc_arg);
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private template __externC(RT, P...)
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{
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alias __externC = extern(C) RT function(P) nothrow @nogc @system;
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}
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/* XSI functions first. */
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static assert(is(typeof(&dlclose) == __externC!(int, void*)));
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static assert(is(typeof(&dlerror) == __externC!(char*)));
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static assert(is(typeof(&dlopen) == __externC!(void*, const char*, int)));
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static assert(is(typeof(&dlsym) == __externC!(void*, void*, const char*)));
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void* fdlopen(int, int);
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int dladdr(const(void)*, Dl_info*);
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dlfunc_t dlfunc(void*, const(char)*);
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int dlinfo(void*, int, void*);
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/*void dllockinit(void* _context,
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void* function(void* _context) _lock_create,
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void function(void* _lock) _rlock_acquire,
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void function(void* _lock) _wlock_acquire,
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void function(void* _lock) _lock_release,
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void function(void* _lock) _lock_destroy,
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void function(void* _context) _context_destroy);*/
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void* dlvsym(void*, const(char)*, const(char)*);
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