Hash :
811b6ef0
Author :
Date :
2012-04-03T21:58:52
New module 'ilogbl'. * lib/math.in.h (ilogbl): New declaration. * lib/ilogbl.c: New file. * m4/ilogbl.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether ilogbl is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_ILOGBL, HAVE_ILOGBL. * modules/math (Makefile.am): Substitute GNULIB_ILOGBL, HAVE_ILOGBL. Split sed invocation, to avoid the limit of 100 substitutions of HP-UX 'sed'. * modules/ilogbl: New file. * tests/test-math-c++.cc: Check the declaration of ilogbl. * doc/posix-functions/ilogbl.texi: Mention the new module.
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Description:
ilogbl() function: get exponent as integer.
Files:
lib/ilogbl.c
lib/ilogb.c
m4/ilogbl.m4
m4/mathfunc.m4
Depends-on:
math
extensions
ilogb [test $HAVE_ILOGBL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
isfinite [test $HAVE_ILOGBL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
frexpl [test $HAVE_ILOGBL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
isnanl [test $HAVE_ILOGBL = 0 && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
configure.ac:
gl_FUNC_ILOGBL
if test $HAVE_ILOGBL = 0; then
AC_LIBOBJ([ilogbl])
fi
gl_MATH_MODULE_INDICATOR([ilogbl])
Makefile.am:
Include:
<math.h>
Link:
$(ILOGBL_LIBM)
License:
LGPL
Maintainer:
Bruno Haible