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authorThomas Guyot-Sionnest <dermoth@aei.ca>2009-01-15 04:22:57 -0500
committerThomas Guyot-Sionnest <dermoth@aei.ca>2009-01-15 05:19:08 -0500
commit71cdb52799220f8d9052643baf1d3e9836a9c755 (patch)
tree27aee97a35d9ab51f0d8f64a46690bd41a5f8c1b /gl/m4/math_h.m4
parentf7afa46586645e50498d8b2d0c67884f014dc3a4 (diff)
downloadmonitoring-plugins-71cdb52799220f8d9052643baf1d3e9836a9c755.tar.gz
Sync with gnulib
Diffstat (limited to 'gl/m4/math_h.m4')
-rw-r--r--gl/m4/math_h.m441
1 files changed, 39 insertions, 2 deletions
diff --git a/gl/m4/math_h.m4 b/gl/m4/math_h.m4
index dd99e7f2..d941bc33 100644
--- a/gl/m4/math_h.m4
+++ b/gl/m4/math_h.m4
@@ -1,4 +1,4 @@
1# math_h.m4 serial 9 1# math_h.m4 serial 14
2dnl Copyright (C) 2007-2008 Free Software Foundation, Inc. 2dnl Copyright (C) 2007-2008 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,
@@ -8,6 +8,31 @@ AC_DEFUN([gl_MATH_H],
8[ 8[
9 AC_REQUIRE([gl_MATH_H_DEFAULTS]) 9 AC_REQUIRE([gl_MATH_H_DEFAULTS])
10 gl_CHECK_NEXT_HEADERS([math.h]) 10 gl_CHECK_NEXT_HEADERS([math.h])
11 AC_CACHE_CHECK([whether NAN macro works], [gl_cv_header_math_nan_works],
12 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <math.h>]],
13 [[/* Solaris 10 has a broken definition of NAN. Other platforms
14 fail to provide NAN, or provide it only in C99 mode; this
15 test only needs to fail when NAN is provided but wrong. */
16 float f = 1.0f;
17#ifdef NAN
18 f = NAN;
19#endif
20 return f == 0;]])],
21 [gl_cv_header_math_nan_works=yes],
22 [gl_cv_header_math_nan_works=no])])
23 if test $gl_cv_header_math_nan_works = no; then
24 REPLACE_NAN=1
25 fi
26 AC_CACHE_CHECK([whether HUGE_VAL works], [gl_cv_header_math_huge_val_works],
27 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <math.h>]],
28 [[/* Solaris 10 has a broken definition of HUGE_VAL. */
29 double d = HUGE_VAL;
30 return d == 0;]])],
31 [gl_cv_header_math_huge_val_works=yes],
32 [gl_cv_header_math_huge_val_works=no])])
33 if test $gl_cv_header_math_huge_val_works = no; then
34 REPLACE_HUGE_VAL=1
35 fi
11]) 36])
12 37
13AC_DEFUN([gl_MATH_MODULE_INDICATOR], 38AC_DEFUN([gl_MATH_MODULE_INDICATOR],
@@ -26,6 +51,11 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
26 GNULIB_FREXP=0; AC_SUBST([GNULIB_FREXP]) 51 GNULIB_FREXP=0; AC_SUBST([GNULIB_FREXP])
27 GNULIB_FREXPL=0; AC_SUBST([GNULIB_FREXPL]) 52 GNULIB_FREXPL=0; AC_SUBST([GNULIB_FREXPL])
28 GNULIB_ISFINITE=0; AC_SUBST([GNULIB_ISFINITE]) 53 GNULIB_ISFINITE=0; AC_SUBST([GNULIB_ISFINITE])
54 GNULIB_ISINF=0; AC_SUBST([GNULIB_ISINF])
55 GNULIB_ISNAN=0; AC_SUBST([GNULIB_ISNAN])
56 GNULIB_ISNANF=0; AC_SUBST([GNULIB_ISNANF])
57 GNULIB_ISNAND=0; AC_SUBST([GNULIB_ISNAND])
58 GNULIB_ISNANL=0; AC_SUBST([GNULIB_ISNANL])
29 GNULIB_LDEXPL=0; AC_SUBST([GNULIB_LDEXPL]) 59 GNULIB_LDEXPL=0; AC_SUBST([GNULIB_LDEXPL])
30 GNULIB_MATHL=0; AC_SUBST([GNULIB_MATHL]) 60 GNULIB_MATHL=0; AC_SUBST([GNULIB_MATHL])
31 GNULIB_ROUND=0; AC_SUBST([GNULIB_ROUND]) 61 GNULIB_ROUND=0; AC_SUBST([GNULIB_ROUND])
@@ -36,6 +66,9 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
36 GNULIB_TRUNCF=0; AC_SUBST([GNULIB_TRUNCF]) 66 GNULIB_TRUNCF=0; AC_SUBST([GNULIB_TRUNCF])
37 GNULIB_TRUNCL=0; AC_SUBST([GNULIB_TRUNCL]) 67 GNULIB_TRUNCL=0; AC_SUBST([GNULIB_TRUNCL])
38 dnl Assume proper GNU behavior unless another module says otherwise. 68 dnl Assume proper GNU behavior unless another module says otherwise.
69 HAVE_ISNANF=1; AC_SUBST([HAVE_ISNANF])
70 HAVE_ISNAND=1; AC_SUBST([HAVE_ISNAND])
71 HAVE_ISNANL=1; AC_SUBST([HAVE_ISNANL])
39 HAVE_DECL_ACOSL=1; AC_SUBST([HAVE_DECL_ACOSL]) 72 HAVE_DECL_ACOSL=1; AC_SUBST([HAVE_DECL_ACOSL])
40 HAVE_DECL_ASINL=1; AC_SUBST([HAVE_DECL_ASINL]) 73 HAVE_DECL_ASINL=1; AC_SUBST([HAVE_DECL_ASINL])
41 HAVE_DECL_ATANL=1; AC_SUBST([HAVE_DECL_ATANL]) 74 HAVE_DECL_ATANL=1; AC_SUBST([HAVE_DECL_ATANL])
@@ -49,18 +82,22 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
49 HAVE_DECL_TANL=1; AC_SUBST([HAVE_DECL_TANL]) 82 HAVE_DECL_TANL=1; AC_SUBST([HAVE_DECL_TANL])
50 HAVE_DECL_TRUNC=1; AC_SUBST([HAVE_DECL_TRUNC]) 83 HAVE_DECL_TRUNC=1; AC_SUBST([HAVE_DECL_TRUNC])
51 HAVE_DECL_TRUNCF=1; AC_SUBST([HAVE_DECL_TRUNCF]) 84 HAVE_DECL_TRUNCF=1; AC_SUBST([HAVE_DECL_TRUNCF])
52 HAVE_DECL_TRUNCL=1; AC_SUBST([HAVE_DECL_TRUNCL])
53 REPLACE_CEILF=0; AC_SUBST([REPLACE_CEILF]) 85 REPLACE_CEILF=0; AC_SUBST([REPLACE_CEILF])
54 REPLACE_CEILL=0; AC_SUBST([REPLACE_CEILL]) 86 REPLACE_CEILL=0; AC_SUBST([REPLACE_CEILL])
55 REPLACE_FLOORF=0; AC_SUBST([REPLACE_FLOORF]) 87 REPLACE_FLOORF=0; AC_SUBST([REPLACE_FLOORF])
56 REPLACE_FLOORL=0; AC_SUBST([REPLACE_FLOORL]) 88 REPLACE_FLOORL=0; AC_SUBST([REPLACE_FLOORL])
57 REPLACE_FREXP=0; AC_SUBST([REPLACE_FREXP]) 89 REPLACE_FREXP=0; AC_SUBST([REPLACE_FREXP])
58 REPLACE_FREXPL=0; AC_SUBST([REPLACE_FREXPL]) 90 REPLACE_FREXPL=0; AC_SUBST([REPLACE_FREXPL])
91 REPLACE_HUGE_VAL=0; AC_SUBST([REPLACE_HUGE_VAL])
59 REPLACE_ISFINITE=0; AC_SUBST([REPLACE_ISFINITE]) 92 REPLACE_ISFINITE=0; AC_SUBST([REPLACE_ISFINITE])
93 REPLACE_ISINF=0; AC_SUBST([REPLACE_ISINF])
94 REPLACE_ISNAN=0; AC_SUBST([REPLACE_ISNAN])
60 REPLACE_LDEXPL=0; AC_SUBST([REPLACE_LDEXPL]) 95 REPLACE_LDEXPL=0; AC_SUBST([REPLACE_LDEXPL])
96 REPLACE_NAN=0; AC_SUBST([REPLACE_NAN])
61 REPLACE_ROUND=0; AC_SUBST([REPLACE_ROUND]) 97 REPLACE_ROUND=0; AC_SUBST([REPLACE_ROUND])
62 REPLACE_ROUNDF=0; AC_SUBST([REPLACE_ROUNDF]) 98 REPLACE_ROUNDF=0; AC_SUBST([REPLACE_ROUNDF])
63 REPLACE_ROUNDL=0; AC_SUBST([REPLACE_ROUNDL]) 99 REPLACE_ROUNDL=0; AC_SUBST([REPLACE_ROUNDL])
64 REPLACE_SIGNBIT=0; AC_SUBST([REPLACE_SIGNBIT]) 100 REPLACE_SIGNBIT=0; AC_SUBST([REPLACE_SIGNBIT])
65 REPLACE_SIGNBIT_USING_GCC=0; AC_SUBST([REPLACE_SIGNBIT_USING_GCC]) 101 REPLACE_SIGNBIT_USING_GCC=0; AC_SUBST([REPLACE_SIGNBIT_USING_GCC])
102 REPLACE_TRUNCL=0; AC_SUBST([REPLACE_TRUNCL])
66]) 103])