csound: update to 6.09.1.

srcpkgs/csound/patches/musl.patch

@@ -1,11 +0,0 @@
---- Top/csound.c.orig	2017-05-24 22:41:46.000000000 +0200
-+++ Top/csound.c	2017-05-25 18:35:23.438983804 +0200
-@@ -1093,7 +1093,7 @@
- 
- static void signal_handler(int sig)
- {
--#if defined(LINUX) && !defined(ANDROID)
-+#if defined(__GLIBC__)
-     #include <execinfo.h>
- 
-     {

srcpkgs/csound/template

@@ -1,6 +1,6 @@
 # Template file for 'csound'
 pkgname=csound
-version=6.09.0
+version=6.09.1
 revision=1
 build_style=cmake
 configure_args="
@@ -16,9 +16,18 @@ maintainer="Andrea Brancaleoni <abc@pompel.me>"
 license="LGPL-3"
 homepage="http://csound.github.io"
 distfiles="https://github.com/$pkgname/$pkgname/archive/$version.tar.gz"
-checksum=fa57dcf31c33ff1f95910ebf794b2f7f6270a311224c812d54eaf660d4b92392
+checksum=d49735b4ed50f2818b577abcface45fe7f9b7fb49ccd898db030893cbcdfc738
 nocross=yes
 
+_xreplace() {
+  sed -i "s/$(echo $1 | sed -e 's/\([[\/.*]\|\]\)/\\&/g')/$(echo $2 | sed -e 's/[\/&]/\\&/g')/g" $3
+}
+
+pre_configure() {
+	_xreplace '#if defined(LINUX) && !defined(ANDROID)' '#if defined(__GLIBC__)' \
+		Top/csound.c
+}
+
 post_install() {
 	rm -r $DESTDIR/tmp
 	vinstall ${FILESDIR}/csound.sh 755 etc/profile.d