diff options
Diffstat (limited to 'gnulib-m4/wchar_h.m4')
| -rw-r--r-- | gnulib-m4/wchar_h.m4 | 123 |
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]) ]) |