| 1 | # strtoull.m4 serial 9
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| 2 | dnl Copyright (C) 2002, 2004, 2006, 2008-2021 Free Software Foundation, Inc.
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| 3 | dnl This file is free software; the Free Software Foundation
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| 4 | dnl gives unlimited permission to copy and/or distribute it,
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| 5 | dnl with or without modifications, as long as this notice is preserved.
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| 6 |
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| 7 | AC_DEFUN([gl_FUNC_STRTOULL],
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| 8 | [
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| 9 | AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
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| 10 | AC_REQUIRE([AC_CANONICAL_HOST])
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| 11 | AC_CHECK_FUNCS([strtoull])
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| 12 | if test $ac_cv_func_strtoull = yes; then
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| 13 | AC_CACHE_CHECK([whether strtoull works],
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| 14 | [gl_cv_func_strtoull_works],
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| 15 | [AC_RUN_IFELSE(
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| 16 | [AC_LANG_PROGRAM(
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| 17 | [[#include <stdlib.h>]],
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| 18 | [[int result = 0;
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| 19 | char *term;
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| 20 | /* This test fails on Minix and native Windows. */
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| 21 | {
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| 22 | const char input[] = "0x";
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| 23 | (void) strtoull (input, &term, 16);
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| 24 | if (term != input + 1)
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| 25 | result |= 1;
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| 26 | }
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| 27 | return result;
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| 28 | ]])
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| 29 | ],
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| 30 | [gl_cv_func_strtoull_works=yes],
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| 31 | [gl_cv_func_strtoull_works=no],
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| 32 | [case "$host_os" in
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| 33 | # Guess no on native Windows.
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| 34 | mingw*) gl_cv_func_strtoull_works="guessing no" ;;
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| 35 | *) gl_cv_func_strtoull_works="$gl_cross_guess_normal" ;;
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| 36 | esac
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| 37 | ])
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| 38 | ])
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| 39 | case "$gl_cv_func_strtoull_works" in
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| 40 | *yes) ;;
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| 41 | *) REPLACE_STRTOULL=1 ;;
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| 42 | esac
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| 43 | else
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| 44 | HAVE_STRTOULL=0
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| 45 | fi
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| 46 | ])
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| 47 |
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| 48 | # Prerequisites of lib/strtoull.c.
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| 49 | AC_DEFUN([gl_PREREQ_STRTOULL], [
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| 50 | :
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| 51 | ])
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