Merge MinGW CVS differences

41 files changed, 357 insertions, 147 deletions

diff --git a/winsup/mingw/ChangeLog b/winsup/mingw/ChangeLog
index 614c77a9e..950fc16a5 100644
--- a/winsup/mingw/ChangeLog
+++ b/winsup/mingw/ChangeLog
@@ -2,14 +2,73 @@
 
 	* include/strings.h: New File.
 
+2001-12-02  Danny Smith  <dannysmith@users.sourceforge.net> 
+
+	Apply patches from:
+	2001-06-21  Mumit Khan  <khan@nanotech.wisc.edu>
+
+	* include/math.h (_FPCLASS* ): Add defines from float.h.
+	(IEEE recommended functions): Add declarations from float.h.
+	* include/float.h (_FPCLASS* ): Protect against redefinition.
+
+2001-11-29   Wu Yongwei  <adah@netstd.com>
+ 
+	* include/_mingw.h,assert.h,conio.h,ctype.h,dir.h,direct.h
+	dirent.h,dos.h,errno.h,excpt.h,fcntl.h,float.h,io.h,
+	limits.h,locale.h,malloc.h,math.h,process.h,setjmp.h,
+	share.h,signal.h,stdarg.h,stddef.h,stdint.h,stdio.h,
+	stdlib.h,string.h,tchar.h,time.h,varargs.h,wchar.h,
+	wctype.h,sys/stat.h,sys/timeb.h,sys/types.h,sys/utime.h:
+	Correct spelling of "disclaimed" in comments.
+	* include/excpt.h: Another spelling correction. 
+
 2001-11-08  Robert Collins  <rbtcollins@hotmail.com>
 
 	* include/errno.h: Fix "errno is not a prototype" warning.
 
+2001-11-07  Danny Smith  <dannysmith@users.sourceforge.net> 
+
+	* include/ctype.h (tolower, toupper,_tolower,_toupper): Comment 
+	differences between ANSI and non-ANSI versions. 
+	(_ctype[],_pctype): Declare vars. 
+	(__ISCTYPE): New helper macro using _pctype. 
+	(is* ctype functions): Use __ISCTYPE to define inline versions. 
+	(_toupper, _tolower, __isascii, __toascii, __iscsym, __iscsymf):
+	Inline definitions. 
+	(isw* ctype functions): Inline definitions. 
+	* include/wctype.h (_ctype[],_pctype): Declare vars. 
+	(isw* ctype functions): Inline definitions. 
+
+
+2001-11-06  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* include/float.h (_clearfp, _statusfp, _fpreset, fpreset,
+	__fpecode): Use __STDC__ prototypes.
+ 
+
+2001-11-06 Thomas Pfaff <tpfaff@gmx.net>
+
+ 	* mthr_stub.c (__mingwthr_remove_key_dtor) New.
+ 	* mthr_init.c (DllMain) Run dtors if a process terminates.
+ 	* mthr.c  (__mingwthr_add_key_dtor)  Removed.
+ 	(___mingwthr_add_key_dtor)  New.
+ 	(___mingwthr_remove_key_dtor) New.
+ 	(__mingwthr_run_key_dtors) Complete rewrite.
+  	(__mingwthr_remove_key_dtor) New.
+
 2001-11-05  Egor Duda  <deo@logos-m.ru>
 
 	* Makefile.in: Delete unused executable after creating base-files.
 
+2001-11-06  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* include/errno.h (_errno): Use __STDC__ prototype.
+	Thanks to: Jim Barton.
+
+2001-11-04  "stefan" <stefan@lkcc.org>
+
+	* include/sys/locking.h (_LK_UNLCK, LK_UNLCK): Correct names.
+
 2001-10-30  Danny Smith  <dannysmith@users.sourceforge.net>
 
 	* include/io.h (_commit): Add declaration.
diff --git a/winsup/mingw/include/_mingw.h b/winsup/mingw/include/_mingw.h
index b3ad039f6..e6fa7dd0f 100644
--- a/winsup/mingw/include/_mingw.h
+++ b/winsup/mingw/include/_mingw.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  */
diff --git a/winsup/mingw/include/assert.h b/winsup/mingw/include/assert.h
index 3c3ceaa0b..07a7d1ffe 100644
--- a/winsup/mingw/include/assert.h
+++ b/winsup/mingw/include/assert.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/conio.h b/winsup/mingw/include/conio.h
index f4fa731d8..4e8d55ab6 100644
--- a/winsup/mingw/include/conio.h
+++ b/winsup/mingw/include/conio.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/ctype.h b/winsup/mingw/include/ctype.h
index e58b15321..bc7c60db1 100644
--- a/winsup/mingw/include/ctype.h
+++ b/winsup/mingw/include/ctype.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
@@ -44,10 +44,10 @@
 #define	_UPPER		0x0001
 #define	_LOWER		0x0002
 #define	_DIGIT		0x0004
-#define	_SPACE		0x0008
+#define	_SPACE		0x0008 /* HT  LF  VT  FF  CR  SP */
 #define	_PUNCT		0x0010
 #define	_CONTROL	0x0020
-#define	_BLANK		0x0040
+#define	_BLANK		0x0040 /* this is SP only, not SP and HT as in C99  */
 #define	_HEX		0x0080
 #define	_LEADBYTE	0x8000
 
@@ -71,26 +71,28 @@ int	isspace(int);
 int	isupper(int);
 int	isxdigit(int);
 
-#ifndef	__STRICT_ANSI__
+#ifndef __STRICT_ANSI__
 int	_isctype (int, int);
 #endif
 
+/* These are the ANSI versions, with correct checking of argument */
 int	tolower(int);
 int	toupper(int);
 
 /*
  * NOTE: The above are not old name type wrappers, but functions exported
- * explicitly by CRTDLL. However, underscored versions are also exported.
+ * explicitly by MSVCRT/CRTDLL. However, underscored versions are also
+ * exported.
  */
 #ifndef	__STRICT_ANSI__
+/*
+ *  These are the cheap non-std versions: The return values are undefined
+ *  if the argument is not ASCII char or is not of appropriate case
+ */ 
 int	_tolower(int);
 int	_toupper(int);
 #endif
 
-#ifndef WEOF
-#define	WEOF	(wchar_t)(0xFFFF)
-#endif
-
 /* Also defined in stdlib.h */
 #ifndef MB_CUR_MAX
 # ifdef __MSVCRT__
@@ -102,12 +104,64 @@ int	_toupper(int);
 # endif /* not __MSVCRT */
 #endif  /* MB_CUR_MAX */
 
+__MINGW_IMPORT unsigned short _ctype[];
+#ifdef __MSVCRT__
+__MINGW_IMPORT unsigned short* _pctype;
+#else /* CRTDLL */
+__MINGW_IMPORT unsigned short* _pctype_dll;
+#define  _pctype _pctype_dll
+#endif
+
+/*
+ * Use inlines here rather than macros, because macros will upset 
+ * C++ usage (eg, ::isalnum), and so usually get undefined
+ *
+ * According to standard for SB chars, these function are defined only
+ * for input values representable by unsigned char or EOF.
+ * Thus, there is no range test.
+ * This reproduces behaviour of MSVCRT.dll lib implemention for SB chars.
+ *
+ * If no MB char support is needed, these can be simplified even
+ * more by command line define -DMB_CUR_MAX=1.  The compiler will then
+ * optimise away the constant condition.			
+ */
+
+
+#if ! (defined (__NO_CTYPE_INLINES) || defined (__STRICT_ANSI__ ))
+/* use  simple lookup if SB locale, else  _isctype()  */
+#define __ISCTYPE(c, mask)  (MB_CUR_MAX == 1 ? (_pctype[c] & mask) : _isctype(c, mask))
+extern __inline__ int isalnum(int c) {return __ISCTYPE(c, (_ALPHA|_DIGIT));}
+extern __inline__ int isalpha(int c) {return __ISCTYPE(c, _ALPHA);}
+extern __inline__ int iscntrl(int c) {return __ISCTYPE(c, _CONTROL);}
+extern __inline__ int isdigit(int c) {return __ISCTYPE(c, _DIGIT);}
+extern __inline__ int isgraph(int c) {return __ISCTYPE(c, (_PUNCT|_ALPHA|_DIGIT));}
+extern __inline__ int islower(int c) {return __ISCTYPE(c, _LOWER);}
+extern __inline__ int isprint(int c) {return __ISCTYPE(c, (_BLANK|_PUNCT|_ALPHA|_DIGIT));}
+extern __inline__ int ispunct(int c) {return __ISCTYPE(c, _PUNCT);}
+extern __inline__ int isspace(int c) {return __ISCTYPE(c, _SPACE);}
+extern __inline__ int isupper(int c) {return __ISCTYPE(c, _UPPER);}
+extern __inline__ int isxdigit(int c) {return __ISCTYPE(c, _HEX);}
+
+/* these reproduce behaviour of lib underscored versions  */
+extern __inline__ int _tolower(int c) {return ( c -'A'+'a');}
+extern __inline__ int _toupper(int c) {return ( c -'a'+'A');}
+
+/* TODO? Is it worth inlining ANSI tolower, toupper? Probably only
+   if we only want C-locale. */
+
+#endif /* _NO_CTYPE_INLINES */
+
+/* Wide character equivalents */
+
+#ifndef WEOF
+#define	WEOF	(wchar_t)(0xFFFF)
+#endif
+
 #ifndef _WCTYPE_T_DEFINED
 typedef wchar_t wctype_t;
 #define _WCTYPE_T_DEFINED
 #endif
 
-/* Wide character equivalents */
 int	iswalnum(wint_t);
 int	iswalpha(wint_t);
 int	iswascii(wint_t);
@@ -128,12 +182,37 @@ wchar_t	towupper(wchar_t);
 
 int	isleadbyte (int);
 
+/* Also in wctype.h */
+#if ! (defined(__NO_CTYPE_INLINES) || defined(__WCTYPE_INLINES_DEFINED))
+#define __WCTYPE_INLINES_DEFINED
+extern __inline__ int iswalnum(wint_t wc) {return (iswctype(wc,_ALPHA|_DIGIT));}
+extern __inline__ int iswalpha(wint_t wc) {return (iswctype(wc,_ALPHA));}
+extern __inline__ int iswascii(wint_t wc) {return (((unsigned)wc & 0x7F) ==0);}
+extern __inline__ int iswcntrl(wint_t wc) {return (iswctype(wc,_CONTROL));}
+extern __inline__ int iswdigit(wint_t wc) {return (iswctype(wc,_DIGIT));}
+extern __inline__ int iswgraph(wint_t wc) {return (iswctype(wc,_PUNCT|_ALPHA|_DIGIT));}
+extern __inline__ int iswlower(wint_t wc) {return (iswctype(wc,_LOWER));}
+extern __inline__ int iswprint(wint_t wc) {return (iswctype(wc,_BLANK|_PUNCT|_ALPHA|_DIGIT));}
+extern __inline__ int iswpunct(wint_t wc) {return (iswctype(wc,_PUNCT));}
+extern __inline__ int iswspace(wint_t wc) {return (iswctype(wc,_SPACE));}
+extern __inline__ int iswupper(wint_t wc) {return (iswctype(wc,_UPPER));}
+extern __inline__ int iswxdigit(wint_t wc) {return (iswctype(wc,_HEX));}
+extern __inline__ int isleadbyte(int c) {return (_pctype[(unsigned char)(c)] & _LEADBYTE);}
+#endif /* !(defined(__NO_CTYPE_INLINES) || defined(__WCTYPE_INLINES_DEFINED)) */
+
 #ifndef	__STRICT_ANSI__
 int	__isascii (int);
 int	__toascii (int);
 int	__iscsymf (int);	/* Valid first character in C symbol */
 int	__iscsym (int);		/* Valid character in C symbol (after first) */
 
+#ifndef __NO_CTYPE_INLINES
+extern __inline__ int __isascii(int c) {return (((unsigned)c & ~0x7F) == 0);} 
+extern __inline__ int __toascii(int c) {return (c & 0x7F);}
+extern __inline__ int __iscsymf(int c) {return (isalpha(c) || (c == '_'));}
+extern __inline__ int __iscsym(int c)  {return  (isalnum(c) || (c == '_'));}
+#endif /* __NO_CTYPE_INLINES */
+
 #ifndef	_NO_OLDNAMES
 int	isascii (int);
 int	toascii (int);
diff --git a/winsup/mingw/include/dir.h b/winsup/mingw/include/dir.h
index 8f089f82c..d759a0a61 100644
--- a/winsup/mingw/include/dir.h
+++ b/winsup/mingw/include/dir.h
@@ -17,7 +17,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  */
diff --git a/winsup/mingw/include/direct.h b/winsup/mingw/include/direct.h
index c5b07aafb..cbd8e9fe1 100644
--- a/winsup/mingw/include/direct.h
+++ b/winsup/mingw/include/direct.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/dirent.h b/winsup/mingw/include/dirent.h
index 3d484ee9b..92ec6b587 100644
--- a/winsup/mingw/include/dirent.h
+++ b/winsup/mingw/include/dirent.h
@@ -12,7 +12,7 @@
  *
  *  This code is distributed in the hope that is will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includeds but is not limited to warranties of
+ *  DISCLAIMED. This includeds but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/dos.h b/winsup/mingw/include/dos.h
index 57a89b53d..d0d7892af 100644
--- a/winsup/mingw/include/dos.h
+++ b/winsup/mingw/include/dos.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/errno.h b/winsup/mingw/include/errno.h
index dedf34034..fdeb8e375 100644
--- a/winsup/mingw/include/errno.h
+++ b/winsup/mingw/include/errno.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/excpt.h b/winsup/mingw/include/excpt.h
index 7bc032938..0947b2291 100644
--- a/winsup/mingw/include/excpt.h
+++ b/winsup/mingw/include/excpt.h
@@ -19,7 +19,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
@@ -98,7 +98,7 @@ typedef PEXCEPTION_REGISTRATION PEXCEPTION_REGISTRATION_RECORD;
 	__asm__ ("pushl %0;pushl %%fs:0;movl %%esp,%%fs:0;" : : "g" (pHandler));
 
 /*
- * A macro which (dispite its name) *removes* an installed
+ * A macro which (despite its name) *removes* an installed
  * exception handler. Should be used only in conjunction with the above
  * install routine __try1.
  * Move the pointer to the old reg. struct (at the current stack
diff --git a/winsup/mingw/include/fcntl.h b/winsup/mingw/include/fcntl.h
index 44b00097a..61ed94604 100644
--- a/winsup/mingw/include/fcntl.h
+++ b/winsup/mingw/include/fcntl.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/float.h b/winsup/mingw/include/float.h
index af7c08614..709f3699e 100644
--- a/winsup/mingw/include/float.h
+++ b/winsup/mingw/include/float.h
@@ -24,7 +24,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
@@ -137,7 +137,11 @@
 #define	_PC_53		0x00010000
 #define	_PC_64		0x00000000
 
+/* These are also defined in Mingw math.h, needed to work around
+   GCC build issues.  */
 /* Return values for fpclass. */
+#ifndef __MINGW_FPCLASS_DEFINED
+#define __MINGW_FPCLASS_DEFINED 1
 #define	_FPCLASS_SNAN	0x0001	/* Signaling "Not a Number" */
 #define	_FPCLASS_QNAN	0x0002	/* Quiet "Not a Number" */
 #define	_FPCLASS_NINF	0x0004	/* Negative Infinity */
@@ -148,6 +152,7 @@
 #define	_FPCLASS_PD	0x0080	/* Positive Denormal */
 #define	_FPCLASS_PN	0x0100	/* Positive Normal */
 #define	_FPCLASS_PINF	0x0200	/* Positive Infinity */
+#endif /* __MINGW_FPCLASS_DEFINED */
 
 /* invalid subconditions (_SW_INVALID also set) */
 #define _SW_UNEMULATED		0x0040  /* unemulated instruction */
@@ -181,16 +186,16 @@ unsigned int	_controlfp (unsigned int unNew, unsigned int unMask);
 unsigned int	_control87 (unsigned int unNew, unsigned int unMask);
 
 
-unsigned int	_clearfp ();	/* Clear the FPU status word */
-unsigned int	_statusfp ();	/* Report the FPU status word */
+unsigned int	_clearfp (void);	/* Clear the FPU status word */
+unsigned int	_statusfp (void);	/* Report the FPU status word */
 #define		_clear87	_clearfp
 #define		_status87	_statusfp
 
-void		_fpreset ();	/* Reset the FPU */
-void		fpreset ();
+void		_fpreset (void);	/* Reset the FPU */
+void		fpreset (void);
 
 /* Global 'variable' for the current floating point error code. */
-int *	__fpecode();
+int *	__fpecode(void);
 #define	_fpecode	(*(__fpecode()))
 
 /*
diff --git a/winsup/mingw/include/io.h b/winsup/mingw/include/io.h
index 8896686ac..ea86ffa0c 100644
--- a/winsup/mingw/include/io.h
+++ b/winsup/mingw/include/io.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/limits.h b/winsup/mingw/include/limits.h
index 725d56ec5..a1901fc9d 100644
--- a/winsup/mingw/include/limits.h
+++ b/winsup/mingw/include/limits.h
@@ -18,7 +18,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/locale.h b/winsup/mingw/include/locale.h
index 3527bfb77..06db31a3d 100644
--- a/winsup/mingw/include/locale.h
+++ b/winsup/mingw/include/locale.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/malloc.h b/winsup/mingw/include/malloc.h
index 9711cc513..85ad4e8d3 100644
--- a/winsup/mingw/include/malloc.h
+++ b/winsup/mingw/include/malloc.h
@@ -18,7 +18,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/math.h b/winsup/mingw/include/math.h
index 8f2ba105d..3fcaa1e50 100644
--- a/winsup/mingw/include/math.h
+++ b/winsup/mingw/include/math.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
@@ -46,6 +46,23 @@
  */
 
 #ifndef	__STRICT_ANSI__
+
+/* These are also defined in Mingw float.h; needed here as well to work 
+   around GCC build issues.  */
+#ifndef __MINGW_FPCLASS_DEFINED
+#define __MINGW_FPCLASS_DEFINED 1
+#define	_FPCLASS_SNAN	0x0001	/* Signaling "Not a Number" */
+#define	_FPCLASS_QNAN	0x0002	/* Quiet "Not a Number" */
+#define	_FPCLASS_NINF	0x0004	/* Negative Infinity */
+#define	_FPCLASS_NN	0x0008	/* Negative Normal */
+#define	_FPCLASS_ND	0x0010	/* Negative Denormal */
+#define	_FPCLASS_NZ	0x0020	/* Negative Zero */
+#define	_FPCLASS_PZ	0x0040	/* Positive Zero */
+#define	_FPCLASS_PD	0x0080	/* Positive Denormal */
+#define	_FPCLASS_PN	0x0100	/* Positive Normal */
+#define	_FPCLASS_PINF	0x0200	/* Positive Infinity */
+#endif /* __MINGW_FPCLASS_DEFINED */
+
 #ifndef	_NO_OLDNAMES
 
 #define	DOMAIN		_DOMAIN
@@ -153,6 +170,25 @@ double	_y1 (double);
 double	_yn (int, double);
 int	_matherr (struct _exception *);
 
+/* These are also declared in Mingw float.h; needed here as well to work 
+   around GCC build issues.  */
+/* BEGIN FLOAT.H COPY */
+/*
+ * IEEE recommended functions
+ */
+
+double	_chgsign	(double);
+double	_copysign	(double, double);
+double	_logb		(double);
+double	_nextafter	(double, double);
+double	_scalb		(double, long);
+
+int	_finite		(double);
+int	_fpclass	(double);
+int	_isnan		(double);
+
+/* END FLOAT.H COPY */
+
 #ifndef	_NO_OLDNAMES
 
 /*
diff --git a/winsup/mingw/include/process.h b/winsup/mingw/include/process.h
index dc138c390..adf19e8cd 100644
--- a/winsup/mingw/include/process.h
+++ b/winsup/mingw/include/process.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/setjmp.h b/winsup/mingw/include/setjmp.h
index 9164178d4..89f045f60 100644
--- a/winsup/mingw/include/setjmp.h
+++ b/winsup/mingw/include/setjmp.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/share.h b/winsup/mingw/include/share.h
index 8abf78736..7c4b1c6b0 100644
--- a/winsup/mingw/include/share.h
+++ b/winsup/mingw/include/share.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/signal.h b/winsup/mingw/include/signal.h
index f4eb33a85..4298accb7 100644
--- a/winsup/mingw/include/signal.h
+++ b/winsup/mingw/include/signal.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/stdarg.h b/winsup/mingw/include/stdarg.h
index 9d08ee86f..20169a1fc 100644
--- a/winsup/mingw/include/stdarg.h
+++ b/winsup/mingw/include/stdarg.h
@@ -23,7 +23,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/stddef.h b/winsup/mingw/include/stddef.h
index e953fca76..7bdc2cfd0 100644
--- a/winsup/mingw/include/stddef.h
+++ b/winsup/mingw/include/stddef.h
@@ -21,7 +21,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  */
diff --git a/winsup/mingw/include/stdint.h b/winsup/mingw/include/stdint.h
index 17fe37b23..c3a79c5bb 100644
--- a/winsup/mingw/include/stdint.h
+++ b/winsup/mingw/include/stdint.h
@@ -10,7 +10,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  *  Date: 2000-12-02
diff --git a/winsup/mingw/include/stdio.h b/winsup/mingw/include/stdio.h
index a5a3e7c9e..4a7d09fcf 100644
--- a/winsup/mingw/include/stdio.h
+++ b/winsup/mingw/include/stdio.h
@@ -19,7 +19,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/stdlib.h b/winsup/mingw/include/stdlib.h
index 18a80a73a..5be239bbd 100644
--- a/winsup/mingw/include/stdlib.h
+++ b/winsup/mingw/include/stdlib.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/string.h b/winsup/mingw/include/string.h
index 55aa0bfcb..038487b0c 100644
--- a/winsup/mingw/include/string.h
+++ b/winsup/mingw/include/string.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/sys/locking.h b/winsup/mingw/include/sys/locking.h
index cf33b5f03..48e08e2c1 100644
--- a/winsup/mingw/include/sys/locking.h
+++ b/winsup/mingw/include/sys/locking.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
@@ -32,14 +32,14 @@
 /* All the headers include this file. */
 #include <_mingw.h>
 
-#define	_LK_UNLOCK	0	/* Unlock */
+#define	_LK_UNLCK	0	/* Unlock */
 #define	_LK_LOCK	1	/* Lock */
 #define	_LK_NBLCK	2	/* Non-blocking lock */
 #define	_LK_RLCK	3	/* Lock for read only */
 #define	_LK_NBRLCK	4	/* Non-blocking lock for read only */
 
 #ifndef	NO_OLDNAMES
-#define	LK_UNLOCK	_LK_UNLOCK
+#define	LK_UNLCK	_LK_UNLCK
 #define	LK_LOCK		_LK_LOCK
 #define	LK_NBLCK	_LK_NBLCK
 #define	LK_RLCK		_LK_RLCK
diff --git a/winsup/mingw/include/sys/stat.h b/winsup/mingw/include/sys/stat.h
index 47862105f..1620b0684 100644
--- a/winsup/mingw/include/sys/stat.h
+++ b/winsup/mingw/include/sys/stat.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/sys/timeb.h b/winsup/mingw/include/sys/timeb.h
index 696a33404..201116275 100644
--- a/winsup/mingw/include/sys/timeb.h
+++ b/winsup/mingw/include/sys/timeb.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/sys/types.h b/winsup/mingw/include/sys/types.h
index dce11f51d..76c3d8dc3 100644
--- a/winsup/mingw/include/sys/types.h
+++ b/winsup/mingw/include/sys/types.h
@@ -16,7 +16,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRENTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warrenties of
+ *  DISCLAIMED. This includes but is not limited to warrenties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/sys/utime.h b/winsup/mingw/include/sys/utime.h
index 59d00fe2c..7c907f32a 100644
--- a/winsup/mingw/include/sys/utime.h
+++ b/winsup/mingw/include/sys/utime.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/tchar.h b/winsup/mingw/include/tchar.h
index de17a61b8..6d67915a0 100644
--- a/winsup/mingw/include/tchar.h
+++ b/winsup/mingw/include/tchar.h
@@ -26,7 +26,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/time.h b/winsup/mingw/include/time.h
index 34b25620b..6e9d1e4a0 100644
--- a/winsup/mingw/include/time.h
+++ b/winsup/mingw/include/time.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/varargs.h b/winsup/mingw/include/varargs.h
index 53703445c..f81c864bc 100644
--- a/winsup/mingw/include/varargs.h
+++ b/winsup/mingw/include/varargs.h
@@ -26,7 +26,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/wchar.h b/winsup/mingw/include/wchar.h
index 008d5f077..eaeb4d080 100644
--- a/winsup/mingw/include/wchar.h
+++ b/winsup/mingw/include/wchar.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  * $Revision$
diff --git a/winsup/mingw/include/wctype.h b/winsup/mingw/include/wctype.h
index 3dc5ae2df..1fb00fb3c 100644
--- a/winsup/mingw/include/wctype.h
+++ b/winsup/mingw/include/wctype.h
@@ -15,7 +15,7 @@
  *
  *  This code is distributed in the hope that it will be useful but
  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
- *  DISCLAMED. This includes but is not limited to warranties of
+ *  DISCLAIMED. This includes but is not limited to warranties of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  *
  */
@@ -63,7 +63,7 @@ typedef wchar_t wctype_t;
 #define _WCTYPE_T_DEFINED
 #endif
 
-/* Wide character equivalents */
+/* Wide character equivalents - also in ctype.h */
 int	iswalnum(wint_t);
 int	iswalpha(wint_t);
 int	iswascii(wint_t);
@@ -84,6 +84,34 @@ wchar_t	towupper(wchar_t);
 
 int	isleadbyte (int);
 
+/* Also in ctype.h */
+
+__MINGW_IMPORT unsigned short _ctype[];
+#ifdef __MSVCRT__
+__MINGW_IMPORT unsigned short* _pctype;
+#else
+__MINGW_IMPORT unsigned short* _pctype_dll;
+#define  _pctype _pctype_dll
+#endif
+
+#if !(defined(__NO_CTYPE_INLINES) || defined(__WCTYPE_INLINES_DEFINED))
+#define __WCTYPE_INLINES_DEFINED
+extern inline int iswalnum(wint_t wc) {return (iswctype(wc,_ALPHA|_DIGIT));}
+extern inline int iswalpha(wint_t wc) {return (iswctype(wc,_ALPHA));}
+extern inline int iswascii(wint_t wc) {return (((unsigned)wc & 0x7F) ==0);}
+extern inline int iswcntrl(wint_t wc) {return (iswctype(wc,_CONTROL));}
+extern inline int iswdigit(wint_t wc) {return (iswctype(wc,_DIGIT));}
+extern inline int iswgraph(wint_t wc) {return (iswctype(wc,_PUNCT|_ALPHA|_DIGIT));}
+extern inline int iswlower(wint_t wc) {return (iswctype(wc,_LOWER));}
+extern inline int iswprint(wint_t wc) {return (iswctype(wc,_BLANK|_PUNCT|_ALPHA|_DIGIT));}
+extern inline int iswpunct(wint_t wc) {return (iswctype(wc,_PUNCT));}
+extern inline int iswspace(wint_t wc) {return (iswctype(wc,_SPACE));}
+extern inline int iswupper(wint_t wc) {return (iswctype(wc,_UPPER));}
+extern inline int iswxdigit(wint_t wc) {return (iswctype(wc,_HEX));}
+extern inline int isleadbyte(int c) {return (_pctype[(unsigned char)(c)] & _LEADBYTE);}
+#endif /* !(defined(__NO_CTYPE_INLINES) || defined(__WCTYPE_INLINES_DEFINED)) */
+
+
 typedef wchar_t wctrans_t;
 wint_t 		towctrans(wint_t, wctrans_t);
 wctrans_t	wctrans(const char*);
diff --git a/winsup/mingw/mthr.c b/winsup/mingw/mthr.c
index 24855479a..f28236432 100644
--- a/winsup/mingw/mthr.c
+++ b/winsup/mingw/mthr.c
@@ -26,7 +26,6 @@
 /* To protect the thread/key association data structure modifications. */
 CRITICAL_SECTION __mingwthr_cs;
 
-typedef struct __mingwthr_thread __mingwthr_thread_t;
 typedef struct __mingwthr_key __mingwthr_key_t;
 
 /* The list of threads active with key/dtor pairs. */
@@ -36,14 +35,8 @@ struct __mingwthr_key {
   __mingwthr_key_t *next;
 };
 
-/* The list of key/dtor pairs for a particular thread. */
-struct __mingwthr_thread {
-  DWORD thread_id;
-  __mingwthr_key_t *keys;
-  __mingwthr_thread_t *next;
-};
 
-static __mingwthr_thread_t *__mingwthr_thread_list;
+static __mingwthr_key_t *key_dtor_list;
 
 /*
  * __mingwthr_key_add:
@@ -55,9 +48,8 @@ static __mingwthr_thread_t *__mingwthr_thread_list;
  */
 
 static int
-__mingwthr_add_key_dtor (DWORD thread_id, DWORD key, void (*dtor) (void *))
+___mingwthr_add_key_dtor ( DWORD key, void (*dtor) (void *))
 {
-  __mingwthr_thread_t *threadp;
   __mingwthr_key_t *new_key;
 
   new_key = (__mingwthr_key_t *) calloc (1, sizeof (__mingwthr_key_t));
@@ -67,45 +59,66 @@ __mingwthr_add_key_dtor (DWORD thread_id, DWORD key, void (*dtor) (void *))
   new_key->key = key;
   new_key->dtor = dtor;
 
-  /* This may be called by multiple threads, and so we need to protect
-     the whole process of adding the key/dtor pair.  */ 
   EnterCriticalSection (&__mingwthr_cs);
 
-  for (threadp = __mingwthr_thread_list; 
-       threadp && (threadp->thread_id != thread_id); 
-       threadp = threadp->next)
-    ;
-  
-  if (threadp == NULL)
-    {
-      threadp = (__mingwthr_thread_t *) 
-        calloc (1, sizeof (__mingwthr_thread_t));
-      if (threadp == NULL)
-        {
-	  free (new_key);
-	  LeaveCriticalSection (&__mingwthr_cs);
-	  return -1;
-	}
-      threadp->thread_id = thread_id;
-      threadp->next = __mingwthr_thread_list;
-      __mingwthr_thread_list = threadp;
-    }
-
-  new_key->next = threadp->keys;
-  threadp->keys = new_key;
+  new_key->next = key_dtor_list;
+  key_dtor_list = new_key;
 
   LeaveCriticalSection (&__mingwthr_cs);
 
 #ifdef DEBUG
-  printf ("%s: allocating: (%ld, %ld, %x)\n", 
-          __FUNCTION__, thread_id, key, dtor);
+  printf ("%s: allocating: (%ld, %x)\n", 
+          __FUNCTION__, key, dtor);
 #endif
 
   return 0;
 }
 
+static int
+___mingwthr_remove_key_dtor ( DWORD key )
+{
+  __mingwthr_key_t *prev_key;
+  __mingwthr_key_t *cur_key;
+
+  EnterCriticalSection (&__mingwthr_cs);
+
+  prev_key = NULL;
+  cur_key = key_dtor_list;
+
+  while( cur_key != NULL )
+  {
+     if( cur_key->key == key )
+     {
+// take key/dtor out of list
+        if( prev_key == NULL )
+        {
+           key_dtor_list = cur_key->next;
+        }
+        else
+        {
+           prev_key->next = cur_key->next;
+        }
+
+#ifdef DEBUG
+        printf ("%s: removing: (%ld)\n", 
+                __FUNCTION__, key );
+#endif
+
+        free( cur_key );
+        break;
+     }
+
+     prev_key = cur_key;
+     cur_key = cur_key->next;
+  }
+
+  LeaveCriticalSection (&__mingwthr_cs);
+
+  return 0;
+}
+
 /*
- * __mingwthr_run_key_dtors (DWORD thread_id):
+ * __mingwthr_run_key_dtors (void):
  *
  * Callback from DllMain when thread detaches to clean up the key
  * storage. 
@@ -118,68 +131,41 @@ __mingwthr_add_key_dtor (DWORD thread_id, DWORD key, void (*dtor) (void *))
  */
 
 void
-__mingwthr_run_key_dtors (DWORD thread_id)
+__mingwthr_run_key_dtors (void)
 {
-  __mingwthr_thread_t *prev_threadp, *threadp;
   __mingwthr_key_t *keyp;
 
 #ifdef DEBUG
-  printf ("%s: Entering Thread id %ld\n", __FUNCTION__, thread_id);
+  printf ("%s: Entering Thread id %ld\n", __FUNCTION__, GetCurrentThreadId() );
 #endif
 
-  /* Since this is called just once per thread, we only need to protect 
-     the part where we take out this thread's entry and reconfigure the 
-     list instead of wrapping the whole process in a critical section. */
   EnterCriticalSection (&__mingwthr_cs);
 
-  prev_threadp = NULL;
-  for (threadp = __mingwthr_thread_list; 
-       threadp && (threadp->thread_id != thread_id); 
-       prev_threadp = threadp, threadp = threadp->next)
-    ;
-  
-  if (threadp == NULL)
-    {
-      LeaveCriticalSection (&__mingwthr_cs);
-      return;
-    }
-
-  /* take the damned thread out of the chain. */
-  if (prev_threadp == NULL)		/* first entry hit. */
-    __mingwthr_thread_list = threadp->next;
-  else
-    prev_threadp->next = threadp->next;
-
-  LeaveCriticalSection (&__mingwthr_cs);
-
-  for (keyp = threadp->keys; keyp; )
-    {
-      __mingwthr_key_t *prev_keyp;
-      LPVOID value = TlsGetValue (keyp->key);
-      if (GetLastError () == ERROR_SUCCESS)
-	{
+  for (keyp = key_dtor_list; keyp; )
+  {
+     LPVOID value = TlsGetValue (keyp->key);
+     if (GetLastError () == ERROR_SUCCESS)
+     {
 #ifdef DEBUG
-	  printf ("   (%ld, %x)\n", keyp->key, keyp->dtor);
+        printf ("   (%ld, %x)\n", keyp->key, keyp->dtor);
 #endif
-	  if (value)
-	    (*keyp->dtor) (value);
-	}
+        if (value)
+           (*keyp->dtor) (value);
+     }
 #ifdef DEBUG
-      else
-	{
-	  printf ("   TlsGetValue FAILED  (%ld, %x)\n", 
-		  keyp->key, keyp->dtor);
-	}
+     else
+     {
+        printf ("   TlsGetValue FAILED  (%ld, %x)\n", 
+                keyp->key, keyp->dtor);
+     }
 #endif
-      prev_keyp = keyp;
-      keyp = keyp->next;
-      free (prev_keyp);
-    }
+     keyp = keyp->next;
+  }
   
-  free (threadp);
+  LeaveCriticalSection (&__mingwthr_cs);
 
 #ifdef DEBUG
-  printf ("%s: Exiting Thread id %ld\n", __FUNCTION__, thread_id);
+  printf ("%s: Exiting Thread id %ld\n", __FUNCTION__, GetCurrentThreadId() );
 #endif
 }
   
@@ -197,10 +183,15 @@ __mingwthr_key_dtor (DWORD key, void (*dtor) (void *))
 {
   if (dtor)
     {
-      DWORD thread_id = GetCurrentThreadId ();
-      return __mingwthr_add_key_dtor (thread_id, key, dtor);
+      return ___mingwthr_add_key_dtor (key, dtor);
     }
 
   return 0;
 }
 
+__declspec(dllexport)
+int
+__mingwthr_remove_key_dtor (DWORD key )
+{
+   return ___mingwthr_remove_key_dtor ( key );
+}
diff --git a/winsup/mingw/mthr_init.c b/winsup/mingw/mthr_init.c
index 23f7966a0..5c8c8bbe8 100644
--- a/winsup/mingw/mthr_init.c
+++ b/winsup/mingw/mthr_init.c
@@ -52,25 +52,29 @@ DllMain (HANDLE hDllHandle /* Library instance handle. */,
 {
 
   extern CRITICAL_SECTION __mingwthr_cs;
-  extern void __mingwthr_run_key_dtors (DWORD);
+  extern void __mingwthr_run_key_dtors( void );
+
+#ifdef DEBUG
+  printf ("%s: reason %d\n", __FUNCTION__, reason );
+#endif
 
   switch (reason)
     {
     case DLL_PROCESS_ATTACH:
-      InitializeCriticalSection (&__mingwthr_cs);
-      break;
+       InitializeCriticalSection (&__mingwthr_cs);
+       break;
 
     case DLL_PROCESS_DETACH:
-      DeleteCriticalSection (&__mingwthr_cs);
+      __mingwthr_run_key_dtors();
+       DeleteCriticalSection (&__mingwthr_cs);
       break;
 
     case DLL_THREAD_ATTACH:
       break;
 
     case DLL_THREAD_DETACH:
-      __mingwthr_run_key_dtors (GetCurrentThreadId ());
+      __mingwthr_run_key_dtors();
       break;
     }
   return TRUE;
 }
-
diff --git a/winsup/mingw/mthr_stub.c b/winsup/mingw/mthr_stub.c
index b2d219c9e..cb926c16c 100644
--- a/winsup/mingw/mthr_stub.c
+++ b/winsup/mingw/mthr_stub.c
@@ -35,3 +35,11 @@ __mingwthr_key_dtor (DWORD key, void (*dtor) (void *))
   return 0;
 }
 
+
+int
+__mingwthr_remove_key_dtor (DWORD key )
+{
+  assert (0);
+  /* NOTREACHED */
+  return 0;
+}