1 files changed, 21 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/alsa/alsa-utils/uclibc-exp10-replacement.patch b/meta/recipes-multimedia/alsa/alsa-utils/uclibc-exp10-replacement.patch
new file mode 100644
index 0000000000..b2a9a956cc
--- /dev/null
+++ b/meta/recipes-multimedia/alsa/alsa-utils/uclibc-exp10-replacement.patch
@@ -0,0 +1,21 @@
+uclibc does not have exp10 function which is glibc extension.
+Bur we can get the same behavior by using pow()
+
+Upstream-Status: Pending
+
+Khem Raj <raj.khem@gmail.com>
+
+Index: alsa-utils-1.0.24.2/alsamixer/volume_mapping.c
+===================================================================
+--- alsa-utils-1.0.24.2.orig/alsamixer/volume_mapping.c
++++ alsa-utils-1.0.24.2/alsamixer/volume_mapping.c
+@@ -36,6 +36,9 @@
+ #include <math.h>
+ #include <stdbool.h>
+ #include "volume_mapping.h"
++#ifdef __UCLIBC__
++#define exp10(x) (pow(10, (x)))
++#endif /* __UCLIBC__ */
+ 
+ #define MAX_LINEAR_DB_SCALE    24
+