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maint: update copyright
[gnulib.git] / m4 / math_h.m4
diff --git a/m4/math_h.m4 b/m4/math_h.m4
index ec15340..9e2adfb 100644 (file)
--- a/m4/math_h.m4
+++ b/m4/math_h.m4
@@ -1,5 +1,5 @@
-# math_h.m4 serial 102
-dnl Copyright (C) 2007-2012 Free Software Foundation, Inc.
+# math_h.m4 serial 114
+dnl Copyright (C) 2007-2014 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.
 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.
@@ -8,7 +8,6 @@ AC_DEFUN([gl_MATH_H],
 [
   AC_REQUIRE([gl_MATH_H_DEFAULTS])
   gl_CHECK_NEXT_HEADERS([math.h])
 [
   AC_REQUIRE([gl_MATH_H_DEFAULTS])
   gl_CHECK_NEXT_HEADERS([math.h])
-  AC_REQUIRE([AC_C_INLINE])
 
   AC_CACHE_CHECK([whether NAN macro works], [gl_cv_header_math_nan_works],
     [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <math.h>]],
 
   AC_CACHE_CHECK([whether NAN macro works], [gl_cv_header_math_nan_works],
     [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <math.h>]],
@@ -44,8 +43,10 @@ AC_DEFUN([gl_MATH_H],
      expf expl exp2 exp2f exp2l expm1 expm1f expm1l
      fabsf fabsl floorf floorl fma fmaf fmal
      fmod fmodf fmodl frexpf frexpl hypotf hypotl
      expf expl exp2 exp2f exp2l expm1 expm1f expm1l
      fabsf fabsl floorf floorl fma fmaf fmal
      fmod fmodf fmodl frexpf frexpl hypotf hypotl
+     ilogb ilogbf ilogbl
      ldexpf ldexpl
      ldexpf ldexpl
-     logb log logf logl log10f log10l log1p log1pf log1pl log2 log2f
+     log logf logl log10 log10f log10l log1p log1pf log1pl log2 log2f log2l
+     logb logbf logbl
      modf modff modfl powf
      remainder remainderf remainderl
      rint rintf rintl round roundf roundl sinf sinl sinhf sqrtf sqrtl
      modf modff modfl powf
      remainder remainderf remainderl
      rint rintf rintl round roundf roundl sinf sinl sinhf sqrtf sqrtl
@@ -107,6 +108,9 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   GNULIB_HYPOT=0;      AC_SUBST([GNULIB_HYPOT])
   GNULIB_HYPOTF=0;     AC_SUBST([GNULIB_HYPOTF])
   GNULIB_HYPOTL=0;     AC_SUBST([GNULIB_HYPOTL])
   GNULIB_HYPOT=0;      AC_SUBST([GNULIB_HYPOT])
   GNULIB_HYPOTF=0;     AC_SUBST([GNULIB_HYPOTF])
   GNULIB_HYPOTL=0;     AC_SUBST([GNULIB_HYPOTL])
+  GNULIB_ILOGB=0;      AC_SUBST([GNULIB_ILOGB])
+  GNULIB_ILOGBF=0;     AC_SUBST([GNULIB_ILOGBF])
+  GNULIB_ILOGBL=0;     AC_SUBST([GNULIB_ILOGBL])
   GNULIB_ISFINITE=0;   AC_SUBST([GNULIB_ISFINITE])
   GNULIB_ISINF=0;      AC_SUBST([GNULIB_ISINF])
   GNULIB_ISNAN=0;      AC_SUBST([GNULIB_ISNAN])
   GNULIB_ISFINITE=0;   AC_SUBST([GNULIB_ISFINITE])
   GNULIB_ISINF=0;      AC_SUBST([GNULIB_ISINF])
   GNULIB_ISNAN=0;      AC_SUBST([GNULIB_ISNAN])
@@ -115,10 +119,10 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   GNULIB_ISNANL=0;     AC_SUBST([GNULIB_ISNANL])
   GNULIB_LDEXPF=0;     AC_SUBST([GNULIB_LDEXPF])
   GNULIB_LDEXPL=0;     AC_SUBST([GNULIB_LDEXPL])
   GNULIB_ISNANL=0;     AC_SUBST([GNULIB_ISNANL])
   GNULIB_LDEXPF=0;     AC_SUBST([GNULIB_LDEXPF])
   GNULIB_LDEXPL=0;     AC_SUBST([GNULIB_LDEXPL])
-  GNULIB_LOGB=0;       AC_SUBST([GNULIB_LOGB])
   GNULIB_LOG=0;        AC_SUBST([GNULIB_LOG])
   GNULIB_LOGF=0;       AC_SUBST([GNULIB_LOGF])
   GNULIB_LOGL=0;       AC_SUBST([GNULIB_LOGL])
   GNULIB_LOG=0;        AC_SUBST([GNULIB_LOG])
   GNULIB_LOGF=0;       AC_SUBST([GNULIB_LOGF])
   GNULIB_LOGL=0;       AC_SUBST([GNULIB_LOGL])
+  GNULIB_LOG10=0;      AC_SUBST([GNULIB_LOG10])
   GNULIB_LOG10F=0;     AC_SUBST([GNULIB_LOG10F])
   GNULIB_LOG10L=0;     AC_SUBST([GNULIB_LOG10L])
   GNULIB_LOG1P=0;      AC_SUBST([GNULIB_LOG1P])
   GNULIB_LOG10F=0;     AC_SUBST([GNULIB_LOG10F])
   GNULIB_LOG10L=0;     AC_SUBST([GNULIB_LOG10L])
   GNULIB_LOG1P=0;      AC_SUBST([GNULIB_LOG1P])
@@ -126,6 +130,10 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   GNULIB_LOG1PL=0;     AC_SUBST([GNULIB_LOG1PL])
   GNULIB_LOG2=0;       AC_SUBST([GNULIB_LOG2])
   GNULIB_LOG2F=0;      AC_SUBST([GNULIB_LOG2F])
   GNULIB_LOG1PL=0;     AC_SUBST([GNULIB_LOG1PL])
   GNULIB_LOG2=0;       AC_SUBST([GNULIB_LOG2])
   GNULIB_LOG2F=0;      AC_SUBST([GNULIB_LOG2F])
+  GNULIB_LOG2L=0;      AC_SUBST([GNULIB_LOG2L])
+  GNULIB_LOGB=0;       AC_SUBST([GNULIB_LOGB])
+  GNULIB_LOGBF=0;      AC_SUBST([GNULIB_LOGBF])
+  GNULIB_LOGBL=0;      AC_SUBST([GNULIB_LOGBL])
   GNULIB_MODF=0;       AC_SUBST([GNULIB_MODF])
   GNULIB_MODFF=0;      AC_SUBST([GNULIB_MODFF])
   GNULIB_MODFL=0;      AC_SUBST([GNULIB_MODFL])
   GNULIB_MODF=0;       AC_SUBST([GNULIB_MODF])
   GNULIB_MODFF=0;      AC_SUBST([GNULIB_MODFF])
   GNULIB_MODFL=0;      AC_SUBST([GNULIB_MODFL])
@@ -181,6 +189,9 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   HAVE_FREXPF=1;               AC_SUBST([HAVE_FREXPF])
   HAVE_HYPOTF=1;               AC_SUBST([HAVE_HYPOTF])
   HAVE_HYPOTL=1;               AC_SUBST([HAVE_HYPOTL])
   HAVE_FREXPF=1;               AC_SUBST([HAVE_FREXPF])
   HAVE_HYPOTF=1;               AC_SUBST([HAVE_HYPOTF])
   HAVE_HYPOTL=1;               AC_SUBST([HAVE_HYPOTL])
+  HAVE_ILOGB=1;                AC_SUBST([HAVE_ILOGB])
+  HAVE_ILOGBF=1;               AC_SUBST([HAVE_ILOGBF])
+  HAVE_ILOGBL=1;               AC_SUBST([HAVE_ILOGBL])
   HAVE_ISNANF=1;               AC_SUBST([HAVE_ISNANF])
   HAVE_ISNAND=1;               AC_SUBST([HAVE_ISNAND])
   HAVE_ISNANL=1;               AC_SUBST([HAVE_ISNANL])
   HAVE_ISNANF=1;               AC_SUBST([HAVE_ISNANF])
   HAVE_ISNAND=1;               AC_SUBST([HAVE_ISNAND])
   HAVE_ISNANL=1;               AC_SUBST([HAVE_ISNANL])
@@ -192,6 +203,8 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   HAVE_LOG1P=1;                AC_SUBST([HAVE_LOG1P])
   HAVE_LOG1PF=1;               AC_SUBST([HAVE_LOG1PF])
   HAVE_LOG1PL=1;               AC_SUBST([HAVE_LOG1PL])
   HAVE_LOG1P=1;                AC_SUBST([HAVE_LOG1P])
   HAVE_LOG1PF=1;               AC_SUBST([HAVE_LOG1PF])
   HAVE_LOG1PL=1;               AC_SUBST([HAVE_LOG1PL])
+  HAVE_LOGBF=1;                AC_SUBST([HAVE_LOGBF])
+  HAVE_LOGBL=1;                AC_SUBST([HAVE_LOGBL])
   HAVE_MODFF=1;                AC_SUBST([HAVE_MODFF])
   HAVE_MODFL=1;                AC_SUBST([HAVE_MODFL])
   HAVE_POWF=1;                 AC_SUBST([HAVE_POWF])
   HAVE_MODFF=1;                AC_SUBST([HAVE_MODFF])
   HAVE_MODFL=1;                AC_SUBST([HAVE_MODFL])
   HAVE_POWF=1;                 AC_SUBST([HAVE_POWF])
@@ -225,11 +238,12 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   HAVE_DECL_FLOORL=1;          AC_SUBST([HAVE_DECL_FLOORL])
   HAVE_DECL_FREXPL=1;          AC_SUBST([HAVE_DECL_FREXPL])
   HAVE_DECL_LDEXPL=1;          AC_SUBST([HAVE_DECL_LDEXPL])
   HAVE_DECL_FLOORL=1;          AC_SUBST([HAVE_DECL_FLOORL])
   HAVE_DECL_FREXPL=1;          AC_SUBST([HAVE_DECL_FREXPL])
   HAVE_DECL_LDEXPL=1;          AC_SUBST([HAVE_DECL_LDEXPL])
-  HAVE_DECL_LOGB=1;            AC_SUBST([HAVE_DECL_LOGB])
   HAVE_DECL_LOGL=1;            AC_SUBST([HAVE_DECL_LOGL])
   HAVE_DECL_LOG10L=1;          AC_SUBST([HAVE_DECL_LOG10L])
   HAVE_DECL_LOG2=1;            AC_SUBST([HAVE_DECL_LOG2])
   HAVE_DECL_LOG2F=1;           AC_SUBST([HAVE_DECL_LOG2F])
   HAVE_DECL_LOGL=1;            AC_SUBST([HAVE_DECL_LOGL])
   HAVE_DECL_LOG10L=1;          AC_SUBST([HAVE_DECL_LOG10L])
   HAVE_DECL_LOG2=1;            AC_SUBST([HAVE_DECL_LOG2])
   HAVE_DECL_LOG2F=1;           AC_SUBST([HAVE_DECL_LOG2F])
+  HAVE_DECL_LOG2L=1;           AC_SUBST([HAVE_DECL_LOG2L])
+  HAVE_DECL_LOGB=1;            AC_SUBST([HAVE_DECL_LOGB])
   HAVE_DECL_REMAINDER=1;       AC_SUBST([HAVE_DECL_REMAINDER])
   HAVE_DECL_REMAINDERL=1;      AC_SUBST([HAVE_DECL_REMAINDERL])
   HAVE_DECL_RINTF=1;           AC_SUBST([HAVE_DECL_RINTF])
   HAVE_DECL_REMAINDER=1;       AC_SUBST([HAVE_DECL_REMAINDER])
   HAVE_DECL_REMAINDERL=1;      AC_SUBST([HAVE_DECL_REMAINDERL])
   HAVE_DECL_RINTF=1;           AC_SUBST([HAVE_DECL_RINTF])
@@ -268,6 +282,8 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   REPLACE_HYPOT=0;             AC_SUBST([REPLACE_HYPOT])
   REPLACE_HYPOTF=0;            AC_SUBST([REPLACE_HYPOTF])
   REPLACE_HYPOTL=0;            AC_SUBST([REPLACE_HYPOTL])
   REPLACE_HYPOT=0;             AC_SUBST([REPLACE_HYPOT])
   REPLACE_HYPOTF=0;            AC_SUBST([REPLACE_HYPOTF])
   REPLACE_HYPOTL=0;            AC_SUBST([REPLACE_HYPOTL])
+  REPLACE_ILOGB=0;             AC_SUBST([REPLACE_ILOGB])
+  REPLACE_ILOGBF=0;            AC_SUBST([REPLACE_ILOGBF])
   REPLACE_ISFINITE=0;          AC_SUBST([REPLACE_ISFINITE])
   REPLACE_ISINF=0;             AC_SUBST([REPLACE_ISINF])
   REPLACE_ISNAN=0;             AC_SUBST([REPLACE_ISNAN])
   REPLACE_ISFINITE=0;          AC_SUBST([REPLACE_ISFINITE])
   REPLACE_ISINF=0;             AC_SUBST([REPLACE_ISINF])
   REPLACE_ISNAN=0;             AC_SUBST([REPLACE_ISNAN])
@@ -275,11 +291,18 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   REPLACE_LOG=0;               AC_SUBST([REPLACE_LOG])
   REPLACE_LOGF=0;              AC_SUBST([REPLACE_LOGF])
   REPLACE_LOGL=0;              AC_SUBST([REPLACE_LOGL])
   REPLACE_LOG=0;               AC_SUBST([REPLACE_LOG])
   REPLACE_LOGF=0;              AC_SUBST([REPLACE_LOGF])
   REPLACE_LOGL=0;              AC_SUBST([REPLACE_LOGL])
+  REPLACE_LOG10=0;             AC_SUBST([REPLACE_LOG10])
+  REPLACE_LOG10F=0;            AC_SUBST([REPLACE_LOG10F])
+  REPLACE_LOG10L=0;            AC_SUBST([REPLACE_LOG10L])
   REPLACE_LOG1P=0;             AC_SUBST([REPLACE_LOG1P])
   REPLACE_LOG1PF=0;            AC_SUBST([REPLACE_LOG1PF])
   REPLACE_LOG1PL=0;            AC_SUBST([REPLACE_LOG1PL])
   REPLACE_LOG2=0;              AC_SUBST([REPLACE_LOG2])
   REPLACE_LOG2F=0;             AC_SUBST([REPLACE_LOG2F])
   REPLACE_LOG1P=0;             AC_SUBST([REPLACE_LOG1P])
   REPLACE_LOG1PF=0;            AC_SUBST([REPLACE_LOG1PF])
   REPLACE_LOG1PL=0;            AC_SUBST([REPLACE_LOG1PL])
   REPLACE_LOG2=0;              AC_SUBST([REPLACE_LOG2])
   REPLACE_LOG2F=0;             AC_SUBST([REPLACE_LOG2F])
+  REPLACE_LOG2L=0;             AC_SUBST([REPLACE_LOG2L])
+  REPLACE_LOGB=0;              AC_SUBST([REPLACE_LOGB])
+  REPLACE_LOGBF=0;             AC_SUBST([REPLACE_LOGBF])
+  REPLACE_LOGBL=0;             AC_SUBST([REPLACE_LOGBL])
   REPLACE_MODF=0;              AC_SUBST([REPLACE_MODF])
   REPLACE_MODFF=0;             AC_SUBST([REPLACE_MODFF])
   REPLACE_MODFL=0;             AC_SUBST([REPLACE_MODFL])
   REPLACE_MODF=0;              AC_SUBST([REPLACE_MODF])
   REPLACE_MODFF=0;             AC_SUBST([REPLACE_MODFF])
   REPLACE_MODFL=0;             AC_SUBST([REPLACE_MODFL])
@@ -292,6 +315,7 @@ AC_DEFUN([gl_MATH_H_DEFAULTS],
   REPLACE_ROUNDL=0;            AC_SUBST([REPLACE_ROUNDL])
   REPLACE_SIGNBIT=0;           AC_SUBST([REPLACE_SIGNBIT])
   REPLACE_SIGNBIT_USING_GCC=0; AC_SUBST([REPLACE_SIGNBIT_USING_GCC])
   REPLACE_ROUNDL=0;            AC_SUBST([REPLACE_ROUNDL])
   REPLACE_SIGNBIT=0;           AC_SUBST([REPLACE_SIGNBIT])
   REPLACE_SIGNBIT_USING_GCC=0; AC_SUBST([REPLACE_SIGNBIT_USING_GCC])
+  REPLACE_SQRTL=0;             AC_SUBST([REPLACE_SQRTL])
   REPLACE_TRUNC=0;             AC_SUBST([REPLACE_TRUNC])
   REPLACE_TRUNCF=0;            AC_SUBST([REPLACE_TRUNCF])
   REPLACE_TRUNCL=0;            AC_SUBST([REPLACE_TRUNCL])
   REPLACE_TRUNC=0;             AC_SUBST([REPLACE_TRUNC])
   REPLACE_TRUNCF=0;            AC_SUBST([REPLACE_TRUNCF])
   REPLACE_TRUNCL=0;            AC_SUBST([REPLACE_TRUNCL])
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