diff options
Diffstat (limited to 'gnulib-m4/locale_h.m4')
| -rw-r--r-- | gnulib-m4/locale_h.m4 | 132 |
1 files changed, 92 insertions, 40 deletions
diff --git a/gnulib-m4/locale_h.m4 b/gnulib-m4/locale_h.m4 index 4bd9e574..ca5d0d0f 100644 --- a/gnulib-m4/locale_h.m4 +++ b/gnulib-m4/locale_h.m4 @@ -1,13 +1,13 @@ -# locale_h.m4 serial 20 -dnl Copyright (C) 2007, 2009-2018 Free Software Foundation, Inc. +# locale_h.m4 serial 28 +dnl Copyright (C) 2007, 2009-2022 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. -AC_DEFUN([gl_LOCALE_H], +AC_DEFUN_ONCE([gl_LOCALE_H], [ - dnl Use AC_REQUIRE here, so that the default behavior below is expanded - dnl once only, before all statements that occur in other macros. + dnl Ensure to expand the default settings once only, before all statements + dnl that occur in other macros. AC_REQUIRE([gl_LOCALE_H_DEFAULTS]) dnl Persuade glibc <locale.h> to define locale_t and the int_p_*, int_n_* @@ -17,6 +17,8 @@ AC_DEFUN([gl_LOCALE_H], dnl If <stddef.h> is replaced, then <locale.h> must also be replaced. AC_REQUIRE([gl_STDDEF_H]) + AC_REQUIRE([gl_LOCALE_T]) + dnl Solaris 11.0 defines the int_p_*, int_n_* members of 'struct lconv' dnl only if _LCONV_C99 is defined. AC_REQUIRE([AC_CANONICAL_HOST]) @@ -37,34 +39,6 @@ AC_DEFUN([gl_LOCALE_H], [gl_cv_header_locale_h_posix2001=yes], [gl_cv_header_locale_h_posix2001=no])]) - dnl Check for <xlocale.h>. - AC_CHECK_HEADERS_ONCE([xlocale.h]) - if test $ac_cv_header_xlocale_h = yes; then - HAVE_XLOCALE_H=1 - dnl Check whether use of locale_t requires inclusion of <xlocale.h>, - dnl e.g. on Mac OS X 10.5. If <locale.h> does not define locale_t by - dnl itself, we assume that <xlocale.h> will do so. - AC_CACHE_CHECK([whether locale.h defines locale_t], - [gl_cv_header_locale_has_locale_t], - [AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM( - [[#include <locale.h> - locale_t x;]], - [[]])], - [gl_cv_header_locale_has_locale_t=yes], - [gl_cv_header_locale_has_locale_t=no]) - ]) - if test $gl_cv_header_locale_has_locale_t = yes; then - gl_cv_header_locale_h_needs_xlocale_h=no - else - gl_cv_header_locale_h_needs_xlocale_h=yes - fi - else - HAVE_XLOCALE_H=0 - gl_cv_header_locale_h_needs_xlocale_h=no - fi - AC_SUBST([HAVE_XLOCALE_H]) - dnl Check whether 'struct lconv' is complete. dnl Bionic libc's 'struct lconv' is just a dummy. dnl On OpenBSD 4.9, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 1.5.x, @@ -82,7 +56,20 @@ AC_DEFUN([gl_LOCALE_H], [gl_cv_sys_struct_lconv_ok=no]) ]) if test $gl_cv_sys_struct_lconv_ok = no; then - REPLACE_STRUCT_LCONV=1 + dnl On native Windows with MSVC, merely define these member names as macros. + dnl This avoids trouble in C++ mode. + case "$host_os" in + mingw*) + AC_EGREP_CPP([Special], [ +#ifdef _MSC_VER + Special +#endif + ], + [], + [REPLACE_STRUCT_LCONV=1]) + ;; + *) REPLACE_STRUCT_LCONV=1 ;; + esac fi dnl <locale.h> is always overridden, because of GNULIB_POSIXCHECK. @@ -96,27 +83,92 @@ AC_DEFUN([gl_LOCALE_H], # include <xlocale.h> #endif ]], - [setlocale duplocale]) + [setlocale newlocale duplocale freelocale]) +]) + +dnl Checks to determine whether the system has the locale_t type, +dnl and how to obtain it. +AC_DEFUN([gl_LOCALE_T], +[ + dnl Persuade glibc and Solaris <locale.h> to define locale_t. + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) + + dnl Check whether use of locale_t requires inclusion of <xlocale.h>, + dnl e.g. on Mac OS X 10.5. If <locale.h> does not define locale_t by + dnl itself, we assume that <xlocale.h> will do so. + AC_CACHE_CHECK([whether locale.h defines locale_t], + [gl_cv_header_locale_has_locale_t], + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [[#include <locale.h> + locale_t x;]], + [[]])], + [gl_cv_header_locale_has_locale_t=yes], + [gl_cv_header_locale_has_locale_t=no]) + ]) + + dnl Check for <xlocale.h>. + AC_CHECK_HEADERS_ONCE([xlocale.h]) + if test $ac_cv_header_xlocale_h = yes; then + HAVE_XLOCALE_H=1 + if test $gl_cv_header_locale_has_locale_t = yes; then + gl_cv_header_locale_h_needs_xlocale_h=no + else + gl_cv_header_locale_h_needs_xlocale_h=yes + fi + HAVE_LOCALE_T=1 + else + HAVE_XLOCALE_H=0 + gl_cv_header_locale_h_needs_xlocale_h=no + if test $gl_cv_header_locale_has_locale_t = yes; then + HAVE_LOCALE_T=1 + else + HAVE_LOCALE_T=0 + fi + fi + AC_SUBST([HAVE_XLOCALE_H]) ]) +# gl_LOCALE_MODULE_INDICATOR([modulename]) +# sets the shell variable that indicates the presence of the given module +# to a C preprocessor expression that will evaluate to 1. +# This macro invocation must not occur in macros that are AC_REQUIREd. AC_DEFUN([gl_LOCALE_MODULE_INDICATOR], [ - dnl Use AC_REQUIRE here, so that the default settings are expanded once only. - AC_REQUIRE([gl_LOCALE_H_DEFAULTS]) + dnl Ensure to expand the default settings once only. + gl_LOCALE_H_REQUIRE_DEFAULTS gl_MODULE_INDICATOR_SET_VARIABLE([$1]) dnl Define it also as a C macro, for the benefit of the unit tests. gl_MODULE_INDICATOR_FOR_TESTS([$1]) ]) +# Initializes the default values for AC_SUBSTed shell variables. +# This macro must not be AC_REQUIREd. It must only be invoked, and only +# outside of macros or in macros that are not AC_REQUIREd. +AC_DEFUN([gl_LOCALE_H_REQUIRE_DEFAULTS], +[ + m4_defun(GL_MODULE_INDICATOR_PREFIX[_LOCALE_H_MODULE_INDICATOR_DEFAULTS], [ + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_LOCALECONV]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETLOCALE]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_SETLOCALE_NULL]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_DUPLOCALE]) + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_LOCALENAME]) + ]) + m4_require(GL_MODULE_INDICATOR_PREFIX[_LOCALE_H_MODULE_INDICATOR_DEFAULTS]) + AC_REQUIRE([gl_LOCALE_H_DEFAULTS]) +]) + AC_DEFUN([gl_LOCALE_H_DEFAULTS], [ - GNULIB_LOCALECONV=0; AC_SUBST([GNULIB_LOCALECONV]) - GNULIB_SETLOCALE=0; AC_SUBST([GNULIB_SETLOCALE]) - GNULIB_DUPLOCALE=0; AC_SUBST([GNULIB_DUPLOCALE]) dnl Assume proper GNU behavior unless another module says otherwise. + HAVE_NEWLOCALE=1; AC_SUBST([HAVE_NEWLOCALE]) HAVE_DUPLOCALE=1; AC_SUBST([HAVE_DUPLOCALE]) + HAVE_FREELOCALE=1; AC_SUBST([HAVE_FREELOCALE]) REPLACE_LOCALECONV=0; AC_SUBST([REPLACE_LOCALECONV]) REPLACE_SETLOCALE=0; AC_SUBST([REPLACE_SETLOCALE]) + REPLACE_NEWLOCALE=0; AC_SUBST([REPLACE_NEWLOCALE]) REPLACE_DUPLOCALE=0; AC_SUBST([REPLACE_DUPLOCALE]) + REPLACE_FREELOCALE=0; AC_SUBST([REPLACE_FREELOCALE]) REPLACE_STRUCT_LCONV=0; AC_SUBST([REPLACE_STRUCT_LCONV]) + LOCALENAME_ENHANCE_LOCALE_FUNCS=0; AC_SUBST([LOCALENAME_ENHANCE_LOCALE_FUNCS]) ]) |