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Description:
log2() function: base 2 logarithm.

Files:
lib/log2l.c
m4/log2l.m4

Depends-on:
math
extensions
log2            [{ test $HAVE_LOG2L = 0 || test $REPLACE_LOG2L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
isnanl          [{ test $HAVE_LOG2L = 0 || test $REPLACE_LOG2L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
frexpl          [{ test $HAVE_LOG2L = 0 || test $REPLACE_LOG2L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
logl            [{ test $HAVE_LOG2L = 0 || test $REPLACE_LOG2L = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_LOG2L
if test $HAVE_LOG2L = 0 || test $REPLACE_LOG2L = 1; then
  AC_LIBOBJ([log2l])
fi
gl_MATH_MODULE_INDICATOR([log2l])

Makefile.am:

Include:
<math.h>

Link:
$(LOG2L_LIBM)

License:
LGPL

Maintainer:
all