* unix/tclUnixThrd.c (TclpThreadGetStackSize): restore stack

	checking functionality in freebsd [Bug 1850424]

2 files changed, 14 insertions, 8 deletions

diff --git a/ChangeLog b/ChangeLog
index 7ff3c65..c52bab6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2008-01-11  Miguel Sofer  <msofer@users.sf.net>
 
+	* unix/tclUnixThrd.c (TclpThreadGetStackSize): restore stack
+	checking functionality in freebsd [Bug 1850424]
+
 	* unix/tclUnixThrd.c (TclpThreadGetStackSize): fix for crash in
 	freebsd [Bug 1860425].
 
diff --git a/unix/tclUnixThrd.c b/unix/tclUnixThrd.c
index dfed046..0cb4b5d 100644
--- a/unix/tclUnixThrd.c
+++ b/unix/tclUnixThrd.c
@@ -9,7 +9,7 @@
  * See the file "license.terms" for information on usage and redistribution of
  * this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
- * RCS: @(#) $Id: tclUnixThrd.c,v 1.56 2008/01/11 10:54:49 msofer Exp $
+ * RCS: @(#) $Id: tclUnixThrd.c,v 1.57 2008/01/11 11:53:02 msofer Exp $
  */
 
 #include "tclInt.h"
@@ -223,16 +223,13 @@ TclpThreadGetStackSize(void)
 #if defined(HAVE_PTHREAD_ATTR_SETSTACKSIZE) && defined(TclpPthreadGetAttrs)
     pthread_attr_t threadAttr;	/* This will hold the thread attributes for
 				 * the current thread. */
-    static int initialized = 0;
-
+#ifdef __GLIBC__ 
     /*
      * Fix for [Bug 1815573]
      *
      * DESCRIPTION:
      * On linux TclpPthreadGetAttrs (which is pthread_attr_get_np) may return
-     * bogus values on the initial thread. We have a choice: either use the
-     * default thread stack (first branch in the #if below), or return 0 and
-     * let getrlimit do its thing. 
+     * bogus values on the initial thread. 
      *
      * ASSUMPTIONS:
      * There seems to be no api to determine if we are on the initial
@@ -247,14 +244,20 @@ TclpThreadGetStackSize(void)
      *      second Tcl interp will be created only after the first call to
      *      Tcl_CreateInterp returns.
      *
-     * These assumptions are satisfied by tclsh. Embedders may want to check
-     * their validity, and possibly adapt the code on failing to meet them.
+     * These assumptions are satisfied by tclsh. Embedders on linux may want
+     * to check their validity, and possibly adapt the code on failing to meet
+     * them.
      */
 
+    static int initialized = 0;
+
     if (!initialized) {
 	initialized = 1;
 	return 0;
     } else {
+#else
+    {
+#endif
 	if (pthread_attr_init(&threadAttr) != 0) {
 	    return -1;
 	}