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comparison lib/math.in.h @ 15863:c2fa2febdb1f

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New module 'logf'. * lib/math.in.h (logf): New declaration. * lib/logf.c: New file. * m4/logf.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether logf is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_LOGF, HAVE_LOGF. * modules/math (Makefile.am): Substitute GNULIB_LOGF, HAVE_LOGF. * modules/logf: New file. * tests/test-math-c++.cc: Check the declaration of logf. * doc/posix-functions/logf.texi: Mention the new module.
author Bruno Haible <bruno@clisp.org>
date Sat, 08 Oct 2011 22:18:44 +0200
parents e6ff40a73d85
children 215da3b412e0
comparison
equal deleted inserted replaced
15862:e369ba8115ea 15863:c2fa2febdb1f
496 _GL_WARN_ON_USE (logb, "logb is unportable - " 496 _GL_WARN_ON_USE (logb, "logb is unportable - "
497 "use gnulib module logb for portability"); 497 "use gnulib module logb for portability");
498 # endif 498 # endif
499 #endif 499 #endif
500 500
501
502 #if @GNULIB_LOGF@
503 # if !@HAVE_LOGF@
504 # undef logf
505 _GL_FUNCDECL_SYS (logf, float, (float x));
506 # endif
507 _GL_CXXALIAS_SYS (logf, float, (float x));
508 _GL_CXXALIASWARN (logf);
509 #elif defined GNULIB_POSIXCHECK
510 # undef logf
511 # if HAVE_RAW_DECL_LOGF
512 _GL_WARN_ON_USE (logf, "logf is unportable - "
513 "use gnulib module logf for portability");
514 # endif
515 #endif
501 516
502 #if @GNULIB_LOGL@ 517 #if @GNULIB_LOGL@
503 # if !@HAVE_LOGL@ || !@HAVE_DECL_LOGL@ 518 # if !@HAVE_LOGL@ || !@HAVE_DECL_LOGL@
504 _GL_FUNCDECL_SYS (logl, long double, (long double x)); 519 _GL_FUNCDECL_SYS (logl, long double, (long double x));
505 # endif 520 # endif