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ENH: fix for bug 2808, use dlopen on new OSX versions

This commit is contained in:
Bill Hoffman 2006-02-16 10:35:18 -05:00
parent 036fd2134d
commit 4c1ae1b5af
2 changed files with 17 additions and 14 deletions
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20
Source/cmDynamicLoader.cxx
View File

@ -18,9 +18,9 @@
// This file is actually several different implementations.
// 1. HP machines which uses shl_load
// 2. Apple OSX which uses NSLinkModule
// 2. Mac OS X 10.2.x and earlier which uses NSLinkModule
// 3. Windows which uses LoadLibrary
// 4. Most unix systems which use dlopen (default )
// 4. Most unix systems (including Mac OS X 10.3 and later) which use dlopen (default)
// Each part of the ifdef contains a complete implementation for
// the static methods of cmDynamicLoader.
@ -147,10 +147,10 @@ const char* cmDynamicLoader::LastError()
// ---------------------------------------------------------------
// 2. Implementation for Darwin (including OSX) Machines
// 2. Implementation for Mac OS X 10.2.x and earlier
#ifdef __APPLE__
#define CMDYNAMICLOADER_DEFINED
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1030
#define CMDYNAMICLOADER_DEFINED 1
#include <mach-o/dyld.h>
cmLibHandle cmDynamicLoader::OpenLibrary(const char* libname )
@ -169,7 +169,7 @@ cmLibHandle cmDynamicLoader::OpenLibrary(const char* libname )
{
return 0;
}
lh = NSLinkModule(image, libname, TRUE);
lh = NSLinkModule(image, libname, NSLINKMODULE_OPTION_BINDNOW);
if(lh)
{
cmDynamicLoaderCache::GetInstance()->CacheFile(libname, lh);
@ -179,10 +179,7 @@ cmLibHandle cmDynamicLoader::OpenLibrary(const char* libname )
int cmDynamicLoader::CloseLibrary(cmLibHandle lib)
{
// we have to use lib because the macro may not...
(void)lib;
NSUnLinkModule((NSModule)lib, FALSE);
NSUnLinkModule((NSModule)lib, NSUNLINKMODULE_OPTION_NONE);
return 1;
}
@ -208,6 +205,7 @@ const char* cmDynamicLoader::LastError()
}
#endif
#endif
@ -290,7 +288,7 @@ const char* cmDynamicLoader::LastError()
// 4. Implementation for default UNIX machines.
// if nothing has been defined then use this
#ifndef CMDYNAMICLOADER_DEFINED
#define CMDYNAMICLOADER_DEFINED
#define CMDYNAMICLOADER_DEFINED 1
// Setup for most unix machines
#include <dlfcn.h>

11
Source/cmDynamicLoader.h
View File

@ -28,14 +28,19 @@
// Ugly stuff for library handles
// They are different on several different OS's
#if defined(__hpux)
# include <dl.h>
#include <dl.h>
typedef shl_t cmLibHandle;
#elif defined(_WIN32)
#include <windows.h>
typedef HMODULE cmLibHandle;
#elif defined(__APPLE__)
#include <mach-o/dyld.h>
typedef NSModule cmLibHandle;
#include <AvailabilityMacros.h>
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1030
#include <mach-o/dyld.h>
typedef NSModule cmLibHandle;
#else
typedef void* cmLibHandle;
#endif
#else
typedef void* cmLibHandle;
#endif