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Diffstat (limited to '')
-rw-r--r-- | m4/utime_h.m4 | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/m4/utime_h.m4 b/m4/utime_h.m4 new file mode 100644 index 0000000..b715a53 --- /dev/null +++ b/m4/utime_h.m4 @@ -0,0 +1,48 @@ +# utime_h.m4 serial 5 +dnl Copyright (C) 2017-2020 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 From Bruno Haible. + +AC_DEFUN([gl_UTIME_H], +[ + AC_REQUIRE([AC_CANONICAL_HOST]) + AC_REQUIRE([gl_UTIME_H_DEFAULTS]) + m4_ifdef([gl_ANSI_CXX], [AC_REQUIRE([gl_ANSI_CXX])]) + AC_CHECK_HEADERS_ONCE([utime.h]) + gl_CHECK_NEXT_HEADERS([utime.h]) + + if test $ac_cv_header_utime_h = yes; then + HAVE_UTIME_H=1 + else + HAVE_UTIME_H=0 + fi + AC_SUBST([HAVE_UTIME_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([[#include <utime.h> + ]], + [utime]) +]) + +AC_DEFUN([gl_UTIME_MODULE_INDICATOR], +[ + dnl Use AC_REQUIRE here, so that the default settings are expanded once only. + AC_REQUIRE([gl_UTIME_H_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]) +]) + +AC_DEFUN([gl_UTIME_H_DEFAULTS], +[ + GNULIB_UTIME=0; AC_SUBST([GNULIB_UTIME]) + dnl Support Microsoft deprecated alias function names by default. + GNULIB_MDA_UTIME=1; AC_SUBST([GNULIB_MDA_UTIME]) + dnl Assume POSIX behavior unless another module says otherwise. + HAVE_UTIME=1; AC_SUBST([HAVE_UTIME]) + REPLACE_UTIME=0; AC_SUBST([REPLACE_UTIME]) +]) |