efivar: portability patch to unbreak musl builds.

srcpkgs/efivar/patches/portability.patch

@@ -0,0 +1,28 @@
+Portability fixes:
+
+- Initialize outbuf with the expected size! fixes a segfault with musl.
+- Really use __builtin_va_arg_pack_len().
+
+--- src/makeguids.c 2014-12-28 10:30:36.731270900 +0100
++++ src/makeguids.c 2014-12-28 10:26:24.743259656 +0100
+@@ -100,7 +100,7 @@ main(int argc, char *argv[])
+                err(1, "makeguids: could not read \"%s\"", argv[1]);
+ 
+        /* strictly speaking, this *has* to be too large. */
+-       struct guidname *outbuf = calloc(inlen, sizeof (char));
++       struct guidname *outbuf = calloc(inlen, sizeof (struct guidname));
+        if (!outbuf)
+                err(1, "makeguids");
+
+--- src/efivar.h    2014-12-28 10:30:36.731270900 +0100
++++ src/efivar.h    2014-12-28 10:26:57.359261112 +0100
+@@ -85,7 +85,7 @@ efi_set_variable(efi_guid_t guid, const
+                return -1;
+        }
+ 
+-       if (__va_arg_pack_len() == 0)
++       if (__builtin_va_arg_pack_len() == 0)
+                return _efi_set_variable(guid, name, data, data_size,
+                                         attributes, 0644);
+ 
+ 

srcpkgs/efivar/template

@@ -1,7 +1,7 @@
 # Template file for 'efivar'
 pkgname=efivar
 version=0.15
-revision=1
+revision=2
 build_style=gnu-configure
 hostmakedepends="git"
 makedepends="popt-devel"
@@ -10,7 +10,7 @@ maintainer="Juan RP <xtraeme@gmail.com>"
 license="LGPL-2.1"
 homepage="https://github.com/vathpela/efivar"
 
-only_for_archs="i686 x86_64"
+only_for_archs="i686 i686 x86_64 x86_64-musl"
 
 do_fetch() {
 	git clone -b ${version} git://github.com/vathpela/efivar ${pkgname}-${version}