diff options
Diffstat (limited to 'ace/os_include/dlfcn.h')
| -rw-r--r-- | ace/os_include/dlfcn.h | 79 |
1 files changed, 73 insertions, 6 deletions
diff --git a/ace/os_include/dlfcn.h b/ace/os_include/dlfcn.h index d000684a3cf..9f36f0f31d6 100644 --- a/ace/os_include/dlfcn.h +++ b/ace/os_include/dlfcn.h @@ -2,19 +2,19 @@ //============================================================================= /** - * @file dlfcn.h + * @file os_dlfcn.h * * dynamic linking * * $Id$ * - * @author Don Hinton <dhinton@ieee.org> + * @author Don Hinton <dhinton@dresystems.com> * @author This code was originally in various places including ace/OS.h. */ //============================================================================= -#ifndef ACE_OS_INCLUDE_DLFCN_H -#define ACE_OS_INCLUDE_DLFCN_H +#ifndef ACE_OS_INCLUDE_OS_DLFCN_H +#define ACE_OS_INCLUDE_OS_DLFCN_H #include "ace/pre.h" @@ -25,8 +25,75 @@ #endif /* ACE_LACKS_PRAGMA_ONCE */ #if !defined (ACE_LACKS_DLFCN_H) -# include /**/ <dlfcn.h> +# if defined (ACE_HAS_DLFCN_H_BROKEN_EXTERN_C) + extern "C" { +# endif /* ACE_HAS_DLFCN_H_BROKEN_EXTERN_C */ +# include /**/ <dlfcn.h> +# if defined (ACE_HAS_DLFCN_H_BROKEN_EXTERN_C) + } +# endif /* ACE_HAS_DLFCN_H_BROKEN_EXTERN_C */ #endif /* !ACE_LACKS_DLFCN_H */ +#if defined (__hpux) +# if defined(__GNUC__) || __cplusplus >= 199707L +# include /**/ <dl.h> +# else +# include /**/ <cxxdl.h> +# endif /* (g++ || HP aC++) vs. HP C++ */ +#endif /* __hpux */ + +// Place all additions (especially function declarations) within extern "C" {} +#ifdef __cplusplus +extern "C" +{ +#endif /* __cplusplus */ + +/* Set the proper handle type for dynamically-loaded libraries. */ +/* Also define a default 'mode' for loading a library - the names and values */ +/* differ between OSes, so if you write code that uses the mode, be careful */ +/* of the platform differences. */ +#if defined (ACE_PSOS) + typedef ACE_HANDLE ACE_SHLIB_HANDLE; +# define ACE_SHLIB_INVALID_HANDLE ACE_INVALID_HANDLE +# define ACE_DEFAULT_SHLIB_MODE 0 +#elif defined (ACE_WIN32) + // Dynamic loading-related types - used for dlopen and family. + typedef HINSTANCE ACE_SHLIB_HANDLE; +# define ACE_SHLIB_INVALID_HANDLE 0 +# define ACE_DEFAULT_SHLIB_MODE 0 +#elif defined (ACE_HAS_SVR4_DYNAMIC_LINKING) + typedef void *ACE_SHLIB_HANDLE; +# define ACE_SHLIB_INVALID_HANDLE 0 +# if defined (__KCC) && defined(RTLD_GROUP) && defined(RTLD_NODELETE) +# define ACE_DEFAULT_SHLIB_MODE RTLD_LAZY | RTLD_GROUP | RTLD_NODELETE +# else +# define ACE_DEFAULT_SHLIB_MODE RTLD_LAZY +# endif /* KCC */ +#elif defined (__hpux) + typedef shl_t ACE_SHLIB_HANDLE; +# define ACE_SHLIB_INVALID_HANDLE 0 +# define ACE_DEFAULT_SHLIB_MODE BIND_DEFERRED +#else /* !ACE_PSOS && !ACE_WIN32 && !ACE_HAS_SVR4_DYNAMIC_LINKING && !__hpux */ + typedef void *ACE_SHLIB_HANDLE; +# define ACE_SHLIB_INVALID_HANDLE 0 +# define ACE_DEFAULT_SHLIB_MODE RTLD_LAZY +#endif /* ACE_PSOS */ + +#if !defined (RTLD_LAZY) +#define RTLD_LAZY 1 +#endif /* !RTLD_LAZY */ + +#if !defined (RTLD_NOW) +#define RTLD_NOW 2 +#endif /* !RTLD_NOW */ + +#if !defined (RTLD_GLOBAL) +#define RTLD_GLOBAL 3 +#endif /* !RTLD_GLOBAL */ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + #include "ace/post.h" -#endif /* ACE_OS_INCLUDE_DLFCN_H */ +#endif /* ACE_OS_INCLUDE_OS_DLFCN_H */ |