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List:       openembedded-core
Subject:    [OE-core] [PATCH 4/4] alsa-utils_1.0.24.2.bb: Fix build for uclibc targets
From:       raj.khem () gmail ! com (Khem Raj)
Date:       2011-04-30 22:07:01
Message-ID: f79ca6085cffcc03b657191214f5a5a301adb2eb.1304200899.git.raj.khem () gmail ! com
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uclibc does not have exp10() implemented so we obtain
same behaviour using pow()

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 .../uclibc-exp10-replacement.patch                 |   21 ++++++++++++++++++++
 .../recipes-multimedia/alsa/alsa-utils_1.0.24.2.bb |    4 ++-
 2 files changed, 24 insertions(+), 1 deletions(-)
 create mode 100644 meta/recipes-multimedia/alsa/alsa-utils-1.0.24.2/uclibc-exp10-replacement.patch


diff --git a/meta/recipes-multimedia/alsa/alsa-utils-1.0.24.2/uclibc-exp10-replacement.patch \
b/meta/recipes-multimedia/alsa/alsa-utils-1.0.24.2/uclibc-exp10-replacement.patch new \
file mode 100644 index 0000000..038c90d
--- /dev/null
+++ b/meta/recipes-multimedia/alsa/alsa-utils-1.0.24.2/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 at 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
+ 
diff --git a/meta/recipes-multimedia/alsa/alsa-utils_1.0.24.2.bb \
b/meta/recipes-multimedia/alsa/alsa-utils_1.0.24.2.bb index c882bfd..4cb31a9 100644
--- a/meta/recipes-multimedia/alsa/alsa-utils_1.0.24.2.bb
+++ b/meta/recipes-multimedia/alsa/alsa-utils_1.0.24.2.bb
@@ -9,7 +9,9 @@ DEPENDS = "alsa-lib ncurses"
 PR = "r0"
 
 SRC_URI = "ftp://ftp.alsa-project.org/pub/utils/alsa-utils-${PV}.tar.bz2 \
-           file://ncursesfix.patch"
+           file://ncursesfix.patch \
+           file://uclibc-exp10-replacement.patch \
+          "
 
 SRC_URI[md5sum] = "8238cd57cb301d1c36bcf0ecb59ce6b2"
 SRC_URI[sha256sum] = \
                "95127f740291086486c06c28118cabca0814bde48fd14dac041a9812a5ac1be2"
-- 
1.7.4.1


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