Commit 660b3c45c8ffc6ffbd699bbc3986eb318426709f
2012-03-06T17:55:54
New module 'expm1'. * lib/math.in.h (expm1): New declaration. * lib/expm1.c: New file. * m4/expm1.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether expm1 is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_EXPM1, HAVE_EXPM1. * modules/math (Makefile.am): Substitute GNULIB_EXPM1, HAVE_EXPM1. * modules/expm1: New file. * tests/test-math-c++.cc: Check the declaration of expm1. * doc/posix-functions/expm1.texi: Mention the new module.