diff options
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tclLoadDl.c | 21 | ||||
| -rw-r--r-- | unix/tclLoadDyld.c | 36 |
2 files changed, 40 insertions, 17 deletions
diff --git a/unix/tclLoadDl.c b/unix/tclLoadDl.c index 9ff7657..dc711f8 100644 --- a/unix/tclLoadDl.c +++ b/unix/tclLoadDl.c @@ -75,6 +75,7 @@ TclpDlopen( void *handle; Tcl_LoadHandle newHandle; const char *native; + int dlopenflags = 0; /* * First try the full path the user gave us. This is particularly @@ -84,9 +85,19 @@ TclpDlopen( native = Tcl_FSGetNativePath(pathPtr); /* - * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + * Use (RTLD_NOW|RTLD_LOCAL) as default, see [Bug #3216070] */ - handle = dlopen(native, 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; + } + handle = dlopen(native, dlopenflags); if (handle == NULL) { /* * Let the OS loader examine the binary search path for whatever @@ -99,9 +110,9 @@ TclpDlopen( native = Tcl_UtfToExternalDString(NULL, fileName, -1, &ds); /* - * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + * Use (RTLD_NOW|RTLD_LOCAL) as default, see [Bug #3216070] */ - handle = dlopen(native, RTLD_NOW | RTLD_LOCAL); + handle = dlopen(native, dlopenflags); Tcl_DStringFree(&ds); } @@ -153,7 +164,7 @@ FindSymbol( const char *native; /* Name of the library to be loaded, in * system encoding */ Tcl_DString newName, ds; /* Buffers for converting the name to - * system encoding and prepending an + * system encoding and prepending an * underscore*/ void *handle = (void *) loadHandle->clientData; /* Native handle to the loaded library */ diff --git a/unix/tclLoadDyld.c b/unix/tclLoadDyld.c index 4f39d1f..5df022e 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 +186,27 @@ 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 +248,10 @@ 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 +576,7 @@ 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. @@ -659,9 +671,9 @@ 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; |