* locale/newlocale.c (__newlocale): If setting all categories to "C",

	just return &_nl_C_locobj instead of copying it.
	* locale/freelocale.c (__freelocale): Check for &_nl_C_locobj.
	* locale/duplocale.c (__duplocale): Likewise.

2002-10-07  Roland McGrath  <roland@frob.com>

	* config.h.in (HAVE_I386_SET_GDT): New #undef.
	* sysdeps/mach/configure.in: Define it with new check for i386_set_gdt.
	* sysdeps/mach/configure: Regenerated.

2002-10-06  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h (INLINE_SYSCALL):
	Add all necessary register outputs for syscall-clobbered registers.

2002-10-02  David Mosberger  <davidm@hpl.hp.com>

	* sysdeps/ia64/bzero.S: Rewritten by Sverre Jarp to tune for
	Itanium 2 (and Itanium).
	Fix unwind directives and make it fit in 80 columns.
	* sysdeps/ia64/memset.S: Ditto.
	* sysdeps/ia64/memcpy.S: Ditto.
	Move jump table to .rodata section.

2002-10-03  Roland McGrath  <roland@frob.com>

	* sysdeps/mach/hurd/i386/init-first.c (_hurd_stack_setup): Add
	clobbers to asm.

1 files changed, 11 insertions, 0 deletions

diff --git a/locale/newlocale.c b/locale/newlocale.c
index 3b8676ceeb..1131f62c0b 100644
--- a/locale/newlocale.c
+++ b/locale/newlocale.c
@@ -60,6 +60,17 @@ __newlocale (int category_mask, const char *locale, __locale_t base)
   if (locale == NULL)
     ERROR_RETURN;
 
+  if (base == &_nl_C_locobj)
+    /* We're to modify BASE, returned for a previous call with "C".
+       We can't really modify the read-only structure, so instead
+       start over by copying it.  */
+    base = NULL;
+
+  if ((base == NULL || category_mask == (1 << __LC_LAST) - 1 - (1 << LC_ALL))
+      && (category_mask == 0 || !strcmp (locale, "C")))
+    /* Asking for the "C" locale needn't allocate a new object.  */
+    return &_nl_C_locobj;
+
   /* Allocate memory for the result.  */
   if (base != NULL)
     result = *base;