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author | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
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committer | Ton Voon <tonvoon@users.sourceforge.net> | 2007-01-24 22:47:25 +0000 |
commit | fe856aa957978504137c1d425815d4ed8a22be40 (patch) | |
tree | a5bb46ce0e64b2056f75700eadbf27aba7c39418 /gl/m4/longdouble.m4 | |
parent | 210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff) | |
download | monitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz |
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
Diffstat (limited to 'gl/m4/longdouble.m4')
-rw-r--r-- | gl/m4/longdouble.m4 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gl/m4/longdouble.m4 b/gl/m4/longdouble.m4 new file mode 100644 index 00000000..25590f47 --- /dev/null +++ b/gl/m4/longdouble.m4 | |||
@@ -0,0 +1,31 @@ | |||
1 | # longdouble.m4 serial 2 (gettext-0.15) | ||
2 | dnl Copyright (C) 2002-2003, 2006 Free Software Foundation, Inc. | ||
3 | dnl This file is free software; the Free Software Foundation | ||
4 | dnl gives unlimited permission to copy and/or distribute it, | ||
5 | dnl with or without modifications, as long as this notice is preserved. | ||
6 | |||
7 | dnl From Bruno Haible. | ||
8 | dnl Test whether the compiler supports the 'long double' type. | ||
9 | dnl Prerequisite: AC_PROG_CC | ||
10 | |||
11 | dnl This file is only needed in autoconf <= 2.59. Newer versions of autoconf | ||
12 | dnl have a macro AC_TYPE_LONG_DOUBLE with identical semantics. | ||
13 | |||
14 | AC_DEFUN([gt_TYPE_LONGDOUBLE], | ||
15 | [ | ||
16 | AC_CACHE_CHECK([for long double], gt_cv_c_long_double, | ||
17 | [if test "$GCC" = yes; then | ||
18 | gt_cv_c_long_double=yes | ||
19 | else | ||
20 | AC_TRY_COMPILE([ | ||
21 | /* The Stardent Vistra knows sizeof(long double), but does not support it. */ | ||
22 | long double foo = 0.0; | ||
23 | /* On Ultrix 4.3 cc, long double is 4 and double is 8. */ | ||
24 | int array [2*(sizeof(long double) >= sizeof(double)) - 1]; | ||
25 | ], , | ||
26 | gt_cv_c_long_double=yes, gt_cv_c_long_double=no) | ||
27 | fi]) | ||
28 | if test $gt_cv_c_long_double = yes; then | ||
29 | AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define if you have the 'long double' type.]) | ||
30 | fi | ||
31 | ]) | ||