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# strtoll.m4 serial 12
dnl Copyright (C) 2002, 2004, 2006, 2008-2024 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_FUNC_STRTOLL],
[
AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
AC_REQUIRE([AC_CANONICAL_HOST])
AC_CHECK_FUNCS([strtoll])
if test $ac_cv_func_strtoll = yes; then
AC_CACHE_CHECK([whether strtoll works],
[gl_cv_func_strtoll_works],
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[#include <stdlib.h>]],
[[int result = 0;
char *term;
/* This test fails on Minix and native Windows. */
{
static char const input[2][3] = {"0x", "0b"};
static int const base[] = {0, 2, 10};
int i, j;
for (i = 0; i < 2; i++)
for (j = 0; j < 3; j++)
{
(void) strtoll (input[i], &term, base[j]);
if (term != input[i] + 1)
result |= 1;
}
}
/* This test fails on pre-C23 platforms. */
{
const char input[] = "0b1";
(void) strtoll (input, &term, 2);
if (term != input + 3)
result |= 2;
}
return result;
]])
],
[gl_cv_func_strtoll_works=yes],
[gl_cv_func_strtoll_works=no],
[case "$host_os" in
# Guess no on native Windows.
mingw* | windows*) gl_cv_func_strtoll_works="guessing no" ;;
# Guess no on glibc systems.
*-gnu* | gnu*) gl_cv_func_strtoll_works="guessing no" ;;
# Guess no on musl systems.
*-musl* | midipix*) gl_cv_func_strtoll_works="guessing no" ;;
*) gl_cv_func_strtoll_works="$gl_cross_guess_normal" ;;
esac
])
])
case "$gl_cv_func_strtoll_works" in
*yes) ;;
*) REPLACE_STRTOLL=1 ;;
esac
else
HAVE_STRTOLL=0
fi
])
# Prerequisites of lib/strtoll.c.
AC_DEFUN([gl_PREREQ_STRTOLL], [
:
])
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