diff options
Diffstat (limited to 'gnulib/import/m4/fnmatch_h.m4')
-rw-r--r-- | gnulib/import/m4/fnmatch_h.m4 | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/gnulib/import/m4/fnmatch_h.m4 b/gnulib/import/m4/fnmatch_h.m4 index 7840b4a4439..ae5cd869cff 100644 --- a/gnulib/import/m4/fnmatch_h.m4 +++ b/gnulib/import/m4/fnmatch_h.m4 @@ -1,5 +1,5 @@ -# fnmatch_h.m4 serial 4 -dnl Copyright (C) 2009-2021 Free Software Foundation, Inc. +# fnmatch_h.m4 serial 8 +dnl Copyright (C) 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. @@ -27,20 +27,18 @@ AC_DEFUN_ONCE([gl_FNMATCH_H], AC_SUBST([HAVE_FNMATCH_H]) m4_ifdef([gl_POSIXCHECK], - [FNMATCH_H=fnmatch.h], - [FNMATCH_H='' + [GL_GENERATE_FNMATCH_H=true], + [GL_GENERATE_FNMATCH_H=false if m4_ifdef([gl_ANSI_CXX], [test "$CXX" != no], [false]); then dnl Override <fnmatch.h> always, to support the C++ GNULIB_NAMESPACE. - FNMATCH_H=fnmatch.h + GL_GENERATE_FNMATCH_H=true else if test $ac_cv_header_fnmatch_h != yes; then dnl Provide a substitute <fnmatch.h> file. - FNMATCH_H=fnmatch.h + GL_GENERATE_FNMATCH_H=true fi fi ]) - AC_SUBST([FNMATCH_H]) - AM_CONDITIONAL([GL_GENERATE_FNMATCH_H], [test -n "$FNMATCH_H"]) dnl Check for declarations of anything we want to poison if the dnl corresponding gnulib module is not in use. @@ -52,23 +50,37 @@ AC_DEFUN_ONCE([gl_FNMATCH_H], dnl Unconditionally enables the replacement of <fnmatch.h>. AC_DEFUN([gl_REPLACE_FNMATCH_H], [ - AC_REQUIRE([gl_FNMATCH_H_DEFAULTS]) - FNMATCH_H='fnmatch.h' - AM_CONDITIONAL([GL_GENERATE_FNMATCH_H], [test -n "$FNMATCH_H"]) + gl_FNMATCH_H_REQUIRE_DEFAULTS + GL_GENERATE_FNMATCH_H=true ]) +# gl_FNMATCH_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_FNMATCH_MODULE_INDICATOR], [ - dnl Use AC_REQUIRE here, so that the default settings are expanded once only. - AC_REQUIRE([gl_FNMATCH_H_DEFAULTS]) + dnl Ensure to expand the default settings once only. + gl_FNMATCH_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_FNMATCH_H_REQUIRE_DEFAULTS], +[ + m4_defun(GL_MODULE_INDICATOR_PREFIX[_FNMATCH_H_MODULE_INDICATOR_DEFAULTS], [ + gl_MODULE_INDICATOR_INIT_VARIABLE([GNULIB_FNMATCH]) + ]) + m4_require(GL_MODULE_INDICATOR_PREFIX[_FNMATCH_H_MODULE_INDICATOR_DEFAULTS]) + AC_REQUIRE([gl_FNMATCH_H_DEFAULTS]) +]) + AC_DEFUN([gl_FNMATCH_H_DEFAULTS], [ - GNULIB_FNMATCH=0; AC_SUBST([GNULIB_FNMATCH]) dnl Assume POSIX behavior unless another module says otherwise. HAVE_FNMATCH=1; AC_SUBST([HAVE_FNMATCH]) REPLACE_FNMATCH=0; AC_SUBST([REPLACE_FNMATCH]) |