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70 lines
2.3 KiB
Plaintext
70 lines
2.3 KiB
Plaintext
# strtoll.m4
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# serial 12
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dnl Copyright (C) 2002, 2004, 2006, 2008-2024 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_STRTOLL],
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[
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AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AC_CHECK_FUNCS([strtoll])
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if test $ac_cv_func_strtoll = yes; then
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AC_CACHE_CHECK([whether strtoll works],
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[gl_cv_func_strtoll_works],
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[AC_RUN_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <stdlib.h>]],
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[[int result = 0;
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char *term;
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/* This test fails on Minix and native Windows. */
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{
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static char const input[2][3] = {"0x", "0b"};
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static int const base[] = {0, 2, 10};
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int i, j;
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for (i = 0; i < 2; i++)
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for (j = 0; j < 3; j++)
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{
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(void) strtoll (input[i], &term, base[j]);
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if (term != input[i] + 1)
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result |= 1;
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}
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}
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/* This test fails on pre-C23 platforms. */
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{
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const char input[] = "0b1";
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(void) strtoll (input, &term, 2);
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if (term != input + 3)
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result |= 2;
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}
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return result;
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]])
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],
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[gl_cv_func_strtoll_works=yes],
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[gl_cv_func_strtoll_works=no],
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[case "$host_os" in
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# Guess no on native Windows.
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mingw* | windows*) gl_cv_func_strtoll_works="guessing no" ;;
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# Guess no on glibc systems.
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*-gnu* | gnu*) gl_cv_func_strtoll_works="guessing no" ;;
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# Guess no on musl systems.
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*-musl* | midipix*) gl_cv_func_strtoll_works="guessing no" ;;
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*) gl_cv_func_strtoll_works="$gl_cross_guess_normal" ;;
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esac
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])
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])
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case "$gl_cv_func_strtoll_works" in
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*yes) ;;
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*) REPLACE_STRTOLL=1 ;;
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esac
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else
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HAVE_STRTOLL=0
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fi
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])
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# Prerequisites of lib/strtoll.c.
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AC_DEFUN([gl_PREREQ_STRTOLL], [
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:
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])
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