libunwind: new package

[Thomas: added patch to disable build of tests that fail on uClibc,
added dependencies for architectures that are supported.]

Signed-off-by: Andy Kennedy <andy.kennedy@adtran.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/Config.in

@@ -629,6 +629,7 @@ source "package/libsigsegv/Config.in"
 source "package/libtasn1/Config.in"
 source "package/libtpl/Config.in"
 source "package/libseccomp/Config.in"
+source "package/libunwind/Config.in"
 source "package/liburcu/Config.in"
 source "package/linux-pam/Config.in"
 source "package/log4cxx/Config.in"

package/libunwind/Config.in

@@ -0,0 +1,8 @@
+config BR2_PACKAGE_LIBUNWIND
+	bool "libunwind"
+	depends on BR2_arm || BR2_armeb || BR2_mips || BR2_mipsel || BR2_mips64 || \
+		BR2_mips64el || BR2_powerpc || BR2_sh || BR2_sh64 || BR2_i386 || BR2_x86_64
+	help
+	  C API to determine the call-chain of a program.
+
+	  http://www.nongnu.org/libunwind/index.html

package/libunwind/libunwind-disable-tests.patch

@@ -0,0 +1,32 @@
+Disable building of tests
+
+libunwind tests do not build with uClibc, so we disable them.
+
+Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+
+Index: b/Makefile.am
+===================================================================
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -36,7 +36,7 @@
+ 
+ nodist_include_HEADERS = include/libunwind-common.h
+ 
+-SUBDIRS = src tests doc
++SUBDIRS = src doc
+ 
+ noinst_HEADERS = include/dwarf.h include/dwarf_i.h include/dwarf-eh.h	\
+ 	include/compiler.h include/libunwind_i.h include/mempool.h	\
+Index: b/Makefile.in
+===================================================================
+--- a/Makefile.in
++++ b/Makefile.in
+@@ -313,7 +313,7 @@
+ 	$(am__append_7) $(am__append_8) $(am__append_9) \
+ 	$(am__append_10)
+ nodist_include_HEADERS = include/libunwind-common.h
+-SUBDIRS = src tests doc
++SUBDIRS = src doc
+ noinst_HEADERS = include/dwarf.h include/dwarf_i.h include/dwarf-eh.h	\
+ 	include/compiler.h include/libunwind_i.h include/mempool.h	\
+ 	include/remote.h						\

package/libunwind/libunwind.mk

@@ -0,0 +1,13 @@
+################################################################################
+#
+# libunwind
+#
+################################################################################
+
+LIBUNWIND_VERSION = 1.1
+LIBUNWIND_SITE = http://download.savannah.gnu.org/releases/libunwind
+LIBUNWIND_INSTALL_STAGING = YES
+LIBUNWIND_LICENSE_FILES = COPYING
+LIBUNWIND_LICENSE = MIT
+
+$(eval $(autotools-package))