musepack: upstream patches

[cho-m]

Work in progress. Trying to find which patches are needed to build among the upstream SVN revisions that haven't been released and some patches other distros are carrying.

482 and 491 allow installing shared library

r482 | r2d | 2013-10-21 16:34:18 -0400 (Mon, 21 Oct 2013) | 1 line

libmpcdec : added install and soversion

r491 | r2d | 2016-02-14 17:07:10 -0500 (Sun, 14 Feb 2016) | 9 lines

adapted patch 0001-shared.patch from buildroot:
https://git.busybox.net/buildroot/tree/package/musepack/0001-shared.patch
original changelog :

Fixup installation of shared mpcdec library.
Based on gentoo patch.

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479 is part of -fno-common fixes

r479 | r2d | 2012-03-30 16:03:53 -0400 (Fri, 30 Mar 2012) | 1 line

add extern keyword to global variable declaration (don't know it worked without ... thanks Dmitry)

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Will apply 2 more patches from Gentoo separately

• https://gitweb.gentoo.org/repo/gentoo.git/tree/media-sound/musepack-tools/files/musepack-tools-495-incompatible-pointers.patch
• https://gitweb.gentoo.org/repo/gentoo.git/tree/media-sound/musepack-tools/files/musepack-tools-495-fixup-link-depends.patch