Imported Upstream version 0.9.6+really0.9.3upstream/0.9.6+really0.9.3

1 files changed, 25 insertions, 98 deletions

diff --git a/gnulib-m4/wchar_h.m4 b/gnulib-m4/wchar_h.m4
index 9d1b0f8b..8cae82dd 100644
--- a/gnulib-m4/wchar_h.m4
+++ b/gnulib-m4/wchar_h.m4
@@ -1,13 +1,13 @@
 dnl A placeholder for ISO C99 <wchar.h>, for platforms that have issues.
 
-dnl Copyright (C) 2007-2015 Free Software Foundation, Inc.
+dnl Copyright (C) 2007-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
 dnl Written by Eric Blake.
 
-# wchar_h.m4 serial 39
+# wchar_h.m4 serial 33
 
 AC_DEFUN([gl_WCHAR_H],
 [
@@ -17,6 +17,7 @@ AC_DEFUN([gl_WCHAR_H],
   dnl Check for <wchar.h> (missing in Linux uClibc when built without wide
   dnl character support).
   dnl <wchar.h> is always overridden, because of GNULIB_POSIXCHECK.
+  AC_CHECK_HEADERS_ONCE([wchar.h])
   gl_CHECK_NEXT_HEADERS([wchar.h])
   if test $ac_cv_header_wchar_h = yes; then
     HAVE_WCHAR_H=1
@@ -25,8 +26,6 @@ AC_DEFUN([gl_WCHAR_H],
   fi
   AC_SUBST([HAVE_WCHAR_H])
 
-  AC_REQUIRE([gl_FEATURES_H])
-
   AC_REQUIRE([gt_TYPE_WINT_T])
   if test $gt_cv_c_wint_t = yes; then
     HAVE_WINT_T=1
@@ -38,23 +37,15 @@ AC_DEFUN([gl_WCHAR_H],
   dnl Check for declarations of anything we want to poison if the
   dnl corresponding gnulib module is not in use.
   gl_WARN_ON_USE_PREPARE([[
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
-   <wchar.h>.
-   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
-   included before <wchar.h>.  */
-#if !(defined __GLIBC__ && !defined __UCLIBC__)
+/* Some systems require additional headers.  */
+#ifndef __GLIBC__
 # include <stddef.h>
 # include <stdio.h>
 # include <time.h>
 #endif
 #include <wchar.h>
-    ]],
-    [btowc wctob mbsinit mbrtowc mbrlen mbsrtowcs mbsnrtowcs wcrtomb
-     wcsrtombs wcsnrtombs wcwidth wmemchr wmemcmp wmemcpy wmemmove wmemset
-     wcslen wcsnlen wcscpy wcpcpy wcsncpy wcpncpy wcscat wcsncat wcscmp
-     wcsncmp wcscasecmp wcsncasecmp wcscoll wcsxfrm wcsdup wcschr wcsrchr
-     wcscspn wcsspn wcspbrk wcsstr wcstok wcswidth
-    ])
+    ]], [btowc wctob mbsinit mbrtowc mbrlen mbsrtowcs mbsnrtowcs wcrtomb
+    wcsrtombs wcsnrtombs wcwidth])
 ])
 
 dnl Check whether <wchar.h> is usable at all.
@@ -70,13 +61,6 @@ AC_DEFUN([gl_WCHAR_H_INLINE_OK],
     [gl_cv_header_wchar_h_correct_inline=yes
      AC_LANG_CONFTEST([
        AC_LANG_SOURCE([[#define wcstod renamed_wcstod
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
-   <wchar.h>.
-   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
-   included before <wchar.h>.  */
-#include <stddef.h>
-#include <stdio.h>
-#include <time.h>
 #include <wchar.h>
 extern int zero (void);
 int main () { return zero(); }
@@ -85,13 +69,6 @@ int main () { return zero(); }
        mv conftest.$ac_objext conftest1.$ac_objext
        AC_LANG_CONFTEST([
          AC_LANG_SOURCE([[#define wcstod renamed_wcstod
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
-   <wchar.h>.
-   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
-   included before <wchar.h>.  */
-#include <stddef.h>
-#include <stdio.h>
-#include <time.h>
 #include <wchar.h>
 int zero (void) { return 0; }
 ]])])
@@ -119,6 +96,13 @@ Configuration aborted.])
   fi
 ])
 
+dnl Unconditionally enables the replacement of <wchar.h>.
+AC_DEFUN([gl_REPLACE_WCHAR_H],
+[
+  dnl This is a no-op, because <wchar.h> is always overridden.
+  :
+])
+
 AC_DEFUN([gl_WCHAR_MODULE_INDICATOR],
 [
   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
@@ -130,45 +114,17 @@ AC_DEFUN([gl_WCHAR_MODULE_INDICATOR],
 
 AC_DEFUN([gl_WCHAR_H_DEFAULTS],
 [
-  GNULIB_BTOWC=0;       AC_SUBST([GNULIB_BTOWC])
-  GNULIB_WCTOB=0;       AC_SUBST([GNULIB_WCTOB])
-  GNULIB_MBSINIT=0;     AC_SUBST([GNULIB_MBSINIT])
-  GNULIB_MBRTOWC=0;     AC_SUBST([GNULIB_MBRTOWC])
-  GNULIB_MBRLEN=0;      AC_SUBST([GNULIB_MBRLEN])
-  GNULIB_MBSRTOWCS=0;   AC_SUBST([GNULIB_MBSRTOWCS])
-  GNULIB_MBSNRTOWCS=0;  AC_SUBST([GNULIB_MBSNRTOWCS])
-  GNULIB_WCRTOMB=0;     AC_SUBST([GNULIB_WCRTOMB])
-  GNULIB_WCSRTOMBS=0;   AC_SUBST([GNULIB_WCSRTOMBS])
-  GNULIB_WCSNRTOMBS=0;  AC_SUBST([GNULIB_WCSNRTOMBS])
-  GNULIB_WCWIDTH=0;     AC_SUBST([GNULIB_WCWIDTH])
-  GNULIB_WMEMCHR=0;     AC_SUBST([GNULIB_WMEMCHR])
-  GNULIB_WMEMCMP=0;     AC_SUBST([GNULIB_WMEMCMP])
-  GNULIB_WMEMCPY=0;     AC_SUBST([GNULIB_WMEMCPY])
-  GNULIB_WMEMMOVE=0;    AC_SUBST([GNULIB_WMEMMOVE])
-  GNULIB_WMEMSET=0;     AC_SUBST([GNULIB_WMEMSET])
-  GNULIB_WCSLEN=0;      AC_SUBST([GNULIB_WCSLEN])
-  GNULIB_WCSNLEN=0;     AC_SUBST([GNULIB_WCSNLEN])
-  GNULIB_WCSCPY=0;      AC_SUBST([GNULIB_WCSCPY])
-  GNULIB_WCPCPY=0;      AC_SUBST([GNULIB_WCPCPY])
-  GNULIB_WCSNCPY=0;     AC_SUBST([GNULIB_WCSNCPY])
-  GNULIB_WCPNCPY=0;     AC_SUBST([GNULIB_WCPNCPY])
-  GNULIB_WCSCAT=0;      AC_SUBST([GNULIB_WCSCAT])
-  GNULIB_WCSNCAT=0;     AC_SUBST([GNULIB_WCSNCAT])
-  GNULIB_WCSCMP=0;      AC_SUBST([GNULIB_WCSCMP])
-  GNULIB_WCSNCMP=0;     AC_SUBST([GNULIB_WCSNCMP])
-  GNULIB_WCSCASECMP=0;  AC_SUBST([GNULIB_WCSCASECMP])
-  GNULIB_WCSNCASECMP=0; AC_SUBST([GNULIB_WCSNCASECMP])
-  GNULIB_WCSCOLL=0;     AC_SUBST([GNULIB_WCSCOLL])
-  GNULIB_WCSXFRM=0;     AC_SUBST([GNULIB_WCSXFRM])
-  GNULIB_WCSDUP=0;      AC_SUBST([GNULIB_WCSDUP])
-  GNULIB_WCSCHR=0;      AC_SUBST([GNULIB_WCSCHR])
-  GNULIB_WCSRCHR=0;     AC_SUBST([GNULIB_WCSRCHR])
-  GNULIB_WCSCSPN=0;     AC_SUBST([GNULIB_WCSCSPN])
-  GNULIB_WCSSPN=0;      AC_SUBST([GNULIB_WCSSPN])
-  GNULIB_WCSPBRK=0;     AC_SUBST([GNULIB_WCSPBRK])
-  GNULIB_WCSSTR=0;      AC_SUBST([GNULIB_WCSSTR])
-  GNULIB_WCSTOK=0;      AC_SUBST([GNULIB_WCSTOK])
-  GNULIB_WCSWIDTH=0;    AC_SUBST([GNULIB_WCSWIDTH])
+  GNULIB_BTOWC=0;      AC_SUBST([GNULIB_BTOWC])
+  GNULIB_WCTOB=0;      AC_SUBST([GNULIB_WCTOB])
+  GNULIB_MBSINIT=0;    AC_SUBST([GNULIB_MBSINIT])
+  GNULIB_MBRTOWC=0;    AC_SUBST([GNULIB_MBRTOWC])
+  GNULIB_MBRLEN=0;     AC_SUBST([GNULIB_MBRLEN])
+  GNULIB_MBSRTOWCS=0;  AC_SUBST([GNULIB_MBSRTOWCS])
+  GNULIB_MBSNRTOWCS=0; AC_SUBST([GNULIB_MBSNRTOWCS])
+  GNULIB_WCRTOMB=0;    AC_SUBST([GNULIB_WCRTOMB])
+  GNULIB_WCSRTOMBS=0;  AC_SUBST([GNULIB_WCSRTOMBS])
+  GNULIB_WCSNRTOMBS=0; AC_SUBST([GNULIB_WCSNRTOMBS])
+  GNULIB_WCWIDTH=0;    AC_SUBST([GNULIB_WCWIDTH])
   dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_BTOWC=1;         AC_SUBST([HAVE_BTOWC])
   HAVE_MBSINIT=1;       AC_SUBST([HAVE_MBSINIT])
@@ -179,34 +135,6 @@ AC_DEFUN([gl_WCHAR_H_DEFAULTS],
   HAVE_WCRTOMB=1;       AC_SUBST([HAVE_WCRTOMB])
   HAVE_WCSRTOMBS=1;     AC_SUBST([HAVE_WCSRTOMBS])
   HAVE_WCSNRTOMBS=1;    AC_SUBST([HAVE_WCSNRTOMBS])
-  HAVE_WMEMCHR=1;       AC_SUBST([HAVE_WMEMCHR])
-  HAVE_WMEMCMP=1;       AC_SUBST([HAVE_WMEMCMP])
-  HAVE_WMEMCPY=1;       AC_SUBST([HAVE_WMEMCPY])
-  HAVE_WMEMMOVE=1;      AC_SUBST([HAVE_WMEMMOVE])
-  HAVE_WMEMSET=1;       AC_SUBST([HAVE_WMEMSET])
-  HAVE_WCSLEN=1;        AC_SUBST([HAVE_WCSLEN])
-  HAVE_WCSNLEN=1;       AC_SUBST([HAVE_WCSNLEN])
-  HAVE_WCSCPY=1;        AC_SUBST([HAVE_WCSCPY])
-  HAVE_WCPCPY=1;        AC_SUBST([HAVE_WCPCPY])
-  HAVE_WCSNCPY=1;       AC_SUBST([HAVE_WCSNCPY])
-  HAVE_WCPNCPY=1;       AC_SUBST([HAVE_WCPNCPY])
-  HAVE_WCSCAT=1;        AC_SUBST([HAVE_WCSCAT])
-  HAVE_WCSNCAT=1;       AC_SUBST([HAVE_WCSNCAT])
-  HAVE_WCSCMP=1;        AC_SUBST([HAVE_WCSCMP])
-  HAVE_WCSNCMP=1;       AC_SUBST([HAVE_WCSNCMP])
-  HAVE_WCSCASECMP=1;    AC_SUBST([HAVE_WCSCASECMP])
-  HAVE_WCSNCASECMP=1;   AC_SUBST([HAVE_WCSNCASECMP])
-  HAVE_WCSCOLL=1;       AC_SUBST([HAVE_WCSCOLL])
-  HAVE_WCSXFRM=1;       AC_SUBST([HAVE_WCSXFRM])
-  HAVE_WCSDUP=1;        AC_SUBST([HAVE_WCSDUP])
-  HAVE_WCSCHR=1;        AC_SUBST([HAVE_WCSCHR])
-  HAVE_WCSRCHR=1;       AC_SUBST([HAVE_WCSRCHR])
-  HAVE_WCSCSPN=1;       AC_SUBST([HAVE_WCSCSPN])
-  HAVE_WCSSPN=1;        AC_SUBST([HAVE_WCSSPN])
-  HAVE_WCSPBRK=1;       AC_SUBST([HAVE_WCSPBRK])
-  HAVE_WCSSTR=1;        AC_SUBST([HAVE_WCSSTR])
-  HAVE_WCSTOK=1;        AC_SUBST([HAVE_WCSTOK])
-  HAVE_WCSWIDTH=1;      AC_SUBST([HAVE_WCSWIDTH])
   HAVE_DECL_WCTOB=1;    AC_SUBST([HAVE_DECL_WCTOB])
   HAVE_DECL_WCWIDTH=1;  AC_SUBST([HAVE_DECL_WCWIDTH])
   REPLACE_MBSTATE_T=0;  AC_SUBST([REPLACE_MBSTATE_T])
@@ -221,5 +149,4 @@ AC_DEFUN([gl_WCHAR_H_DEFAULTS],
   REPLACE_WCSRTOMBS=0;  AC_SUBST([REPLACE_WCSRTOMBS])
   REPLACE_WCSNRTOMBS=0; AC_SUBST([REPLACE_WCSNRTOMBS])
   REPLACE_WCWIDTH=0;    AC_SUBST([REPLACE_WCWIDTH])
-  REPLACE_WCSWIDTH=0;   AC_SUBST([REPLACE_WCSWIDTH])
 ])