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| author | donal.k.fellows@manchester.ac.uk <dkf> | 2012-11-20 12:13:43 (GMT) |
|---|---|---|
| committer | donal.k.fellows@manchester.ac.uk <dkf> | 2012-11-20 12:13:43 (GMT) |
| commit | 3e55ef9d38f9ad0ce68ab947b51a37b144046100 (patch) | |
| tree | fb090e3289193ec27321e51dab2e78b60ac9de05 /unix/tclLoadDyld.c | |
| parent | abcad102a592db423039b297a5885beb9034ad5b (diff) | |
| parent | 884171d33416e69905bbb16e8734dd1d760ed08a (diff) | |
| download | tcl-3e55ef9d38f9ad0ce68ab947b51a37b144046100.zip tcl-3e55ef9d38f9ad0ce68ab947b51a37b144046100.tar.gz tcl-3e55ef9d38f9ad0ce68ab947b51a37b144046100.tar.bz2 | |
merge dkf-compile-misc-info
Diffstat (limited to 'unix/tclLoadDyld.c')
| -rw-r--r-- | unix/tclLoadDyld.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/unix/tclLoadDyld.c b/unix/tclLoadDyld.c index 4f39d1f..50c283d 100644 --- a/unix/tclLoadDyld.c +++ b/unix/tclLoadDyld.c @@ -170,6 +170,9 @@ TclpDlopen( int result; Tcl_DString ds; const char *nativePath, *nativeFileName = NULL; +#if TCL_DYLD_USE_DLFCN + int dlopenflags = 0; +#endif /* TCL_DYLD_USE_DLFCN */ /* * First try the full path the user gave us. This is particularly @@ -183,20 +186,28 @@ TclpDlopen( #if TCL_DYLD_USE_DLFCN /* - * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + * Use (RTLD_NOW|RTLD_LOCAL) as default, see [Bug #3216070] */ - dlHandle = dlopen(nativePath, RTLD_NOW | RTLD_LOCAL); + if (flags & TCL_LOAD_GLOBAL) { + dlopenflags |= RTLD_GLOBAL; + } else { + dlopenflags |= RTLD_LOCAL; + } + if (flags & TCL_LOAD_LAZY) { + dlopenflags |= RTLD_LAZY; + } else { + dlopenflags |= RTLD_NOW; + } + dlHandle = dlopen(nativePath, dlopenflags); if (!dlHandle) { /* * Let the OS loader examine the binary search path for whatever string * the user gave us which hopefully refers to a file on the binary * path. - * - * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] */ - dlHandle = dlopen(nativeFileName, RTLD_NOW | RTLD_LOCAL); + dlHandle = dlopen(nativeFileName, dlopenflags); if (!dlHandle) { errMsg = dlerror(); } @@ -238,9 +249,10 @@ TclpDlopen( err = NSCreateObjectFileImageFromFile(nativePath, &dyldObjFileImage); if (err == NSObjectFileImageSuccess && dyldObjFileImage) { - module = NSLinkModule(dyldObjFileImage, nativePath, - NSLINKMODULE_OPTION_BINDNOW | NSLINKMODULE_OPTION_PRIVATE - | NSLINKMODULE_OPTION_RETURN_ON_ERROR); + int nsflags = NSLINKMODULE_OPTION_RETURN_ON_ERROR; + if (!(flags & 1)) nsflags |= NSLINKMODULE_OPTION_PRIVATE; + if (!(flags & 2)) nsflags |= NSLINKMODULE_OPTION_BINDNOW; + module = NSLinkModule(dyldObjFileImage, nativePath, nsflags); NSDestroyObjectFileImage(dyldObjFileImage); if (module) { modulePtr = ckalloc(sizeof(Tcl_DyldModuleHandle)); @@ -565,6 +577,7 @@ TclpLoadMemory( Tcl_DyldModuleHandle *modulePtr; NSModule module; const char *objFileImageErrMsg = NULL; + int nsflags = NSLINKMODULE_OPTION_RETURN_ON_ERROR; /* * Try to create an object file image that we can load from. @@ -649,7 +662,7 @@ TclpLoadMemory( vm_deallocate(mach_task_self(), (vm_address_t) buffer, size); if (objFileImageErrMsg != NULL) { Tcl_SetObjResult(interp, Tcl_ObjPrintf( - "NSCreateObjectFileImageFromMemory() error: ", + "NSCreateObjectFileImageFromMemory() error: %s", objFileImageErrMsg)); } return TCL_ERROR; @@ -659,9 +672,9 @@ TclpLoadMemory( * Extract the module we want from the image of the object file. */ - module = NSLinkModule(dyldObjFileImage, "[Memory Based Bundle]", - NSLINKMODULE_OPTION_BINDNOW | NSLINKMODULE_OPTION_PRIVATE - | NSLINKMODULE_OPTION_RETURN_ON_ERROR); + if (!(flags & 1)) nsflags |= NSLINKMODULE_OPTION_PRIVATE; + if (!(flags & 2)) nsflags |= NSLINKMODULE_OPTION_BINDNOW; + module = NSLinkModule(dyldObjFileImage, "[Memory Based Bundle]", nsflags); NSDestroyObjectFileImage(dyldObjFileImage); if (!module) { NSLinkEditErrors editError; |