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authorHolger Weiss <holger@zedat.fu-berlin.de>2013-08-19 21:27:12 (GMT)
committerHolger Weiss <holger@zedat.fu-berlin.de>2013-08-19 21:27:12 (GMT)
commit26fbe7f1e68bb0c96da32491efcf3696fe6c299b (patch)
treec4d95289187a64e9c7517bf73d8208026c3d2fb3 /gl/m4/longlong.m4
parent5f79e3e9f62ca5487d9881973149136ba1d19d3e (diff)
downloadmonitoring-plugins-26fbe7f1e68bb0c96da32491efcf3696fe6c299b.tar.gz
Sync with the latest Gnulib code (6f2d632)
Diffstat (limited to 'gl/m4/longlong.m4')
-rw-r--r--gl/m4/longlong.m487
1 files changed, 47 insertions, 40 deletions
diff --git a/gl/m4/longlong.m4 b/gl/m4/longlong.m4
index cca3c1a..3af6ab5 100644
--- a/gl/m4/longlong.m4
+++ b/gl/m4/longlong.m4
@@ -1,5 +1,5 @@
1# longlong.m4 serial 14 1# longlong.m4 serial 17
2dnl Copyright (C) 1999-2007, 2009-2010 Free Software Foundation, Inc. 2dnl Copyright (C) 1999-2007, 2009-2013 Free Software Foundation, Inc.
3dnl This file is free software; the Free Software Foundation 3dnl This file is free software; the Free Software Foundation
4dnl gives unlimited permission to copy and/or distribute it, 4dnl gives unlimited permission to copy and/or distribute it,
5dnl with or without modifications, as long as this notice is preserved. 5dnl with or without modifications, as long as this notice is preserved.
@@ -7,8 +7,8 @@ dnl with or without modifications, as long as this notice is preserved.
7dnl From Paul Eggert. 7dnl From Paul Eggert.
8 8
9# Define HAVE_LONG_LONG_INT if 'long long int' works. 9# Define HAVE_LONG_LONG_INT if 'long long int' works.
10# This fixes a bug in Autoconf 2.61, but can be removed once we 10# This fixes a bug in Autoconf 2.61, and can be faster
11# assume 2.62 everywhere. 11# than what's in Autoconf 2.62 through 2.68.
12 12
13# Note: If the type 'long long int' exists but is only 32 bits large 13# Note: If the type 'long long int' exists but is only 32 bits large
14# (as on some very old compilers), HAVE_LONG_LONG_INT will not be 14# (as on some very old compilers), HAVE_LONG_LONG_INT will not be
@@ -16,44 +16,48 @@ dnl From Paul Eggert.
16 16
17AC_DEFUN([AC_TYPE_LONG_LONG_INT], 17AC_DEFUN([AC_TYPE_LONG_LONG_INT],
18[ 18[
19 AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
19 AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int], 20 AC_CACHE_CHECK([for long long int], [ac_cv_type_long_long_int],
20 [AC_LINK_IFELSE( 21 [ac_cv_type_long_long_int=yes
21 [_AC_TYPE_LONG_LONG_SNIPPET], 22 if test "x${ac_cv_prog_cc_c99-no}" = xno; then
22 [dnl This catches a bug in Tandem NonStop Kernel (OSS) cc -O circa 2004. 23 ac_cv_type_long_long_int=$ac_cv_type_unsigned_long_long_int
23 dnl If cross compiling, assume the bug isn't important, since 24 if test $ac_cv_type_long_long_int = yes; then
24 dnl nobody cross compiles for this platform as far as we know. 25 dnl Catch a bug in Tandem NonStop Kernel (OSS) cc -O circa 2004.
25 AC_RUN_IFELSE( 26 dnl If cross compiling, assume the bug is not important, since
26 [AC_LANG_PROGRAM( 27 dnl nobody cross compiles for this platform as far as we know.
27 [[@%:@include <limits.h> 28 AC_RUN_IFELSE(
28 @%:@ifndef LLONG_MAX 29 [AC_LANG_PROGRAM(
29 @%:@ define HALF \ 30 [[@%:@include <limits.h>
30 (1LL << (sizeof (long long int) * CHAR_BIT - 2)) 31 @%:@ifndef LLONG_MAX
31 @%:@ define LLONG_MAX (HALF - 1 + HALF) 32 @%:@ define HALF \
32 @%:@endif]], 33 (1LL << (sizeof (long long int) * CHAR_BIT - 2))
33 [[long long int n = 1; 34 @%:@ define LLONG_MAX (HALF - 1 + HALF)
34 int i; 35 @%:@endif]],
35 for (i = 0; ; i++) 36 [[long long int n = 1;
36 { 37 int i;
37 long long int m = n << i; 38 for (i = 0; ; i++)
38 if (m >> i != n) 39 {
39 return 1; 40 long long int m = n << i;
40 if (LLONG_MAX / 2 < m) 41 if (m >> i != n)
41 break; 42 return 1;
42 } 43 if (LLONG_MAX / 2 < m)
43 return 0;]])], 44 break;
44 [ac_cv_type_long_long_int=yes], 45 }
45 [ac_cv_type_long_long_int=no], 46 return 0;]])],
46 [ac_cv_type_long_long_int=yes])], 47 [],
47 [ac_cv_type_long_long_int=no])]) 48 [ac_cv_type_long_long_int=no],
49 [:])
50 fi
51 fi])
48 if test $ac_cv_type_long_long_int = yes; then 52 if test $ac_cv_type_long_long_int = yes; then
49 AC_DEFINE([HAVE_LONG_LONG_INT], [1], 53 AC_DEFINE([HAVE_LONG_LONG_INT], [1],
50 [Define to 1 if the system has the type `long long int'.]) 54 [Define to 1 if the system has the type 'long long int'.])
51 fi 55 fi
52]) 56])
53 57
54# Define HAVE_UNSIGNED_LONG_LONG_INT if 'unsigned long long int' works. 58# Define HAVE_UNSIGNED_LONG_LONG_INT if 'unsigned long long int' works.
55# This fixes a bug in Autoconf 2.61, but can be removed once we 59# This fixes a bug in Autoconf 2.61, and can be faster
56# assume 2.62 everywhere. 60# than what's in Autoconf 2.62 through 2.68.
57 61
58# Note: If the type 'unsigned long long int' exists but is only 32 bits 62# Note: If the type 'unsigned long long int' exists but is only 32 bits
59# large (as on some very old compilers), AC_TYPE_UNSIGNED_LONG_LONG_INT 63# large (as on some very old compilers), AC_TYPE_UNSIGNED_LONG_LONG_INT
@@ -64,13 +68,16 @@ AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
64[ 68[
65 AC_CACHE_CHECK([for unsigned long long int], 69 AC_CACHE_CHECK([for unsigned long long int],
66 [ac_cv_type_unsigned_long_long_int], 70 [ac_cv_type_unsigned_long_long_int],
67 [AC_LINK_IFELSE( 71 [ac_cv_type_unsigned_long_long_int=yes
68 [_AC_TYPE_LONG_LONG_SNIPPET], 72 if test "x${ac_cv_prog_cc_c99-no}" = xno; then
69 [ac_cv_type_unsigned_long_long_int=yes], 73 AC_LINK_IFELSE(
70 [ac_cv_type_unsigned_long_long_int=no])]) 74 [_AC_TYPE_LONG_LONG_SNIPPET],
75 [],
76 [ac_cv_type_unsigned_long_long_int=no])
77 fi])
71 if test $ac_cv_type_unsigned_long_long_int = yes; then 78 if test $ac_cv_type_unsigned_long_long_int = yes; then
72 AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], [1], 79 AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], [1],
73 [Define to 1 if the system has the type `unsigned long long int'.]) 80 [Define to 1 if the system has the type 'unsigned long long int'.])
74 fi 81 fi
75]) 82])
76 83