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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2011-03-22 10:14:00 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2011-03-22 10:14:00 (GMT) |
| commit | 30a811ccfbefb88b6677db80c9bf952e3c63f0d0 (patch) | |
| tree | bd799accde5a0badd4053c8b583bc496ce792682 /unix | |
| parent | a5177ffb5dd447e70609635c7472f0eeb7f88fde (diff) | |
| parent | b9f74bb43e5903dbe3fadd8c4d382c1724ee883f (diff) | |
| download | tcl-30a811ccfbefb88b6677db80c9bf952e3c63f0d0.zip tcl-30a811ccfbefb88b6677db80c9bf952e3c63f0d0.tar.gz tcl-30a811ccfbefb88b6677db80c9bf952e3c63f0d0.tar.bz2 | |
[Bug #3216070] Loading extension libraries from embedded Tcl applications.
Diffstat (limited to 'unix')
| -rw-r--r-- | unix/tclLoadDl.c | 20 | ||||
| -rw-r--r-- | unix/tclLoadDyld.c | 10 |
2 files changed, 21 insertions, 9 deletions
diff --git a/unix/tclLoadDl.c b/unix/tclLoadDl.c index aeb06ef..96f0717 100644 --- a/unix/tclLoadDl.c +++ b/unix/tclLoadDl.c @@ -19,17 +19,17 @@ /* * In some systems, like SunOS 4.1.3, the RTLD_NOW flag isn't defined and this - * argument to dlopen must always be 1. The RTLD_GLOBAL flag is needed on some - * systems (e.g. SCO and UnixWare) but doesn't exist on others; if it doesn't - * exist, set it to 0 so it has no effect. + * argument to dlopen must always be 1. The RTLD_LOCAL flag doesn't exist on + * some platforms; if it doesn't exist, set it to 0 so it has no effect. + * See [Bug #3216070] */ #ifndef RTLD_NOW # define RTLD_NOW 1 #endif -#ifndef RTLD_GLOBAL -# define RTLD_GLOBAL 0 +#ifndef RTLD_LOCAL +# define RTLD_LOCAL 0 #endif /* @@ -82,7 +82,10 @@ TclpDlopen( */ native = Tcl_FSGetNativePath(pathPtr); - handle = dlopen(native, RTLD_NOW | RTLD_GLOBAL); + /* + * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + */ + handle = dlopen(native, RTLD_NOW | RTLD_LOCAL); if (handle == NULL) { /* * Let the OS loader examine the binary search path for whatever @@ -94,7 +97,10 @@ TclpDlopen( const char *fileName = Tcl_GetString(pathPtr); native = Tcl_UtfToExternalDString(NULL, fileName, -1, &ds); - handle = dlopen(native, RTLD_NOW | RTLD_GLOBAL); + /* + * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + */ + handle = dlopen(native, RTLD_NOW | RTLD_LOCAL); Tcl_DStringFree(&ds); } diff --git a/unix/tclLoadDyld.c b/unix/tclLoadDyld.c index 4fa1954..3fba3a5 100644 --- a/unix/tclLoadDyld.c +++ b/unix/tclLoadDyld.c @@ -207,7 +207,10 @@ TclpDlopen( if (tclMacOSXDarwinRelease >= 8) #endif { - dlHandle = dlopen(nativePath, RTLD_NOW | RTLD_GLOBAL); + /* + * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + */ + dlHandle = dlopen(nativePath, RTLD_NOW | RTLD_LOCAL); if (!dlHandle) { /* * Let the OS loader examine the binary search path for whatever @@ -217,7 +220,10 @@ TclpDlopen( fileName = Tcl_GetString(pathPtr); nativeFileName = Tcl_UtfToExternalDString(NULL, fileName, -1, &ds); - dlHandle = dlopen(nativeFileName, RTLD_NOW | RTLD_GLOBAL); + /* + * Use (RTLD_NOW|RTLD_LOCAL) always, see [Bug #3216070] + */ + dlHandle = dlopen(nativeFileName, RTLD_NOW | RTLD_LOCAL); } if (dlHandle) { TclLoadDbgMsg("dlopen() successful"); |