| Patrick Williams | d8c66bc | 2016-06-20 12:57:21 -0500 | [diff] [blame] | 1 | From 699893a05edac5194f9670529bacfaeb67252edb Mon Sep 17 00:00:00 2001 |
| 2 | From: Khem Raj <raj.khem@gmail.com> |
| 3 | Date: Mon, 14 Dec 2015 00:42:49 +0000 |
| 4 | Subject: [PATCH 03/36] define exp10 if missing |
| 5 | |
| 6 | Inspired by: http://peter.korsgaard.com/patches/alsa-utils/alsamixer-fix-build-on-uClibc-exp10.patch |
| 7 | |
| 8 | exp10 extension is not part of uClibc, so compute it. |
| 9 | |
| 10 | Upstream-Status: Pending |
| 11 | |
| 12 | Signed-off-by: Samuel Martin <s.martin49@gmail.com> |
| 13 | Signed-off-by: Khem Raj <raj.khem@gmail.com> |
| 14 | --- |
| 15 | src/basic/missing.h | 5 +++++ |
| 16 | 1 file changed, 5 insertions(+) |
| 17 | |
| 18 | diff --git a/src/basic/missing.h b/src/basic/missing.h |
| 19 | index f3d3236..ee7e7ea 100644 |
| 20 | --- a/src/basic/missing.h |
| 21 | +++ b/src/basic/missing.h |
| 22 | @@ -1169,3 +1169,8 @@ static inline key_serial_t request_key(const char *type, const char *description |
| 23 | #endif |
| 24 | |
| 25 | #endif |
| 26 | + |
| 27 | +#ifdef __UCLIBC__ |
| 28 | +/* 10^x = 10^(log e^x) = (e^x)^log10 = e^(x * log 10) */ |
| 29 | +#define exp10(x) (exp((x) * log(10))) |
| 30 | +#endif /* __UCLIBC__ */ |
| 31 | -- |
| 32 | 1.8.3.1 |
| 33 | |