diff options
author | John Emmas <johne53@tiscali.co.uk> | 2016-05-28 19:07:22 +0100 |
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committer | John Emmas <johne53@tiscali.co.uk> | 2016-05-28 19:07:22 +0100 |
commit | 22e031135ac2b81d8ac5d8d17d5a5a5b40281b6d (patch) | |
tree | 0ba1a82e4e1d008fb53b52287c51461c656d611d /libs/pbd/pbd | |
parent | ebeffdd2949b8d915c2bb8cc447a675d7a0de5da (diff) |
Emulate 'log1p()' and 'expm1()' using 'log()' and 'exp()'
(for MSVC which didn't implement those functions until very recent versions).
Diffstat (limited to 'libs/pbd/pbd')
-rw-r--r-- | libs/pbd/pbd/msvc_pbd.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libs/pbd/pbd/msvc_pbd.h b/libs/pbd/pbd/msvc_pbd.h index 7529619f1d..5a6b550242 100644 --- a/libs/pbd/pbd/msvc_pbd.h +++ b/libs/pbd/pbd/msvc_pbd.h @@ -232,7 +232,15 @@ LIBPBD_API ssize_t PBD_APICALLTYPE pwrite(int handle, const void *buf, size_t LIBPBD_API int PBD_APICALLTYPE poll(struct pollfd *fds, nfds_t nfds, int timeout); LIBPBD_API double PBD_APICALLTYPE round(double x); LIBPBD_API double PBD_APICALLTYPE trunc(double x); -LIBPBD_API double PBD_APICALLTYPE log2(double x); + +#if defined(_MSC_VER) && (_MSC_VER < 1800) +LIBPBD_API double PBD_APICALLTYPE expm1(double x); +LIBPBD_API double PBD_APICALLTYPE log1p(double x); +#endif + +#if defined(_MSC_VER) && (_MSC_VER < 1900) +LIBPBD_API double PBD_APICALLTYPE log2 (double x); +#endif namespace PBD { |