view modules/log1pl @ 40244:c39a0edd90d7

fts: minor simplification * lib/fts.c (fts_safe_changedir): Remove redundant assignment.
author Paul Eggert <eggert@cs.ucla.edu>
date Sun, 17 Mar 2019 12:39:50 -0700
parents 1f14c6dd175d
children
line wrap: on
line source

Description:
log1pl() function: natural logarithm of 1 plus argument.

Files:
lib/log1pl.c
m4/log1pl.m4

Depends-on:
math
extensions
log1p           [{ test $HAVE_LOG1PL = 0 || test $REPLACE_LOG1PL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 1]
isnanl          [{ test $HAVE_LOG1PL = 0 || test $REPLACE_LOG1PL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
logl            [{ test $HAVE_LOG1PL = 0 || test $REPLACE_LOG1PL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]
roundl          [{ test $HAVE_LOG1PL = 0 || test $REPLACE_LOG1PL = 1; } && test $HAVE_SAME_LONG_DOUBLE_AS_DOUBLE = 0]

configure.ac:
gl_FUNC_LOG1PL
if test $HAVE_LOG1PL = 0 || test $REPLACE_LOG1PL = 1; then
  AC_LIBOBJ([log1pl])
fi
gl_MATH_MODULE_INDICATOR([log1pl])

Makefile.am:

Include:
<math.h>

Link:
$(LOG1PL_LIBM)

License:
LGPL

Maintainer:
all