diff options
Diffstat (limited to 'm4/locale_h.m4')
-rw-r--r-- | m4/locale_h.m4 | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/m4/locale_h.m4 b/m4/locale_h.m4 index 7b50aa7a8..444a38178 100644 --- a/m4/locale_h.m4 +++ b/m4/locale_h.m4 @@ -1,13 +1,13 @@ -# locale_h.m4 serial 25 +# locale_h.m4 serial 28 dnl Copyright (C) 2007, 2009-2021 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_* @@ -129,22 +129,37 @@ AC_DEFUN([gl_LOCALE_T], 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_SETLOCALE_NULL=0; AC_SUBST([GNULIB_SETLOCALE_NULL]) - GNULIB_DUPLOCALE=0; AC_SUBST([GNULIB_DUPLOCALE]) - GNULIB_LOCALENAME=0; AC_SUBST([GNULIB_LOCALENAME]) dnl Assume proper GNU behavior unless another module says otherwise. HAVE_NEWLOCALE=1; AC_SUBST([HAVE_NEWLOCALE]) HAVE_DUPLOCALE=1; AC_SUBST([HAVE_DUPLOCALE]) |