libsigsegv: bump to 2.12, add debuginfo. (#2139)

dev-libs/libsigsegv/libsigsegv-2.12.recipe

@@ -13,22 +13,24 @@ This library supports three sets of functions, all defined in <sigsegv.h>:
  * Local SIGSEGV handlers (a handler per memory area)
  * Stack overflow handlers"
 HOMEPAGE="https://www.gnu.org/software/libsigsegv"
-COPYRIGHT="1998-2011 Bruno Haible
+COPYRIGHT="1998-2018 Bruno Haible
 	2002-2009 Paolo Bonzini
-	2008-2010 Eric Blake
-	"
+	2008-2010 Eric Blake"
 LICENSE="GNU GPL v2"
 REVISION="1"
 SOURCE_URI="https://ftp.gnu.org/pub/gnu/libsigsegv/libsigsegv-$portVersion.tar.gz"
-CHECKSUM_SHA256="dd7c2eb2ef6c47189406d562c1dc0f96f2fc808036834d596075d58377e37a18"
+CHECKSUM_SHA256="3ae1af359eebaa4ffc5896a1aee3568c052c99879316a1ab57f8fe1789c390b6"
 SOURCE_DIR="libsigsegv-$portVersion"
 
 ARCHITECTURES="x86_gcc2 x86 x86_64"
 SECONDARY_ARCHITECTURES="x86"
 
+libVersion="2.0.5"
+libVersionCompat="$libVersion compat >= ${libVersion%%.*}"
+
 PROVIDES="
 	libsigsegv$secondaryArchSuffix = $portVersion
-	lib:libsigsegv$secondaryArchSuffix = $portVersion
+	lib:libsigsegv$secondaryArchSuffix = $libVersionCompat
 	"
 REQUIRES="
 	haiku$secondaryArchSuffix
@@ -36,7 +38,7 @@ REQUIRES="
 
 PROVIDES_devel="
 	libsigsegv${secondaryArchSuffix}_devel = $portVersion
-	devel:libsigsegv$secondaryArchSuffix = $portVersion
+	devel:libsigsegv$secondaryArchSuffix = $libVersionCompat
 	"
 REQUIRES_devel="
 	libsigsegv$secondaryArchSuffix == $portVersion base
@@ -46,15 +48,18 @@ BUILD_REQUIRES="
 	haiku${secondaryArchSuffix}_devel
 	"
 BUILD_PREREQUIRES="
-	cmd:make
-	cmd:gcc$secondaryArchSuffix
-	cmd:libtoolize
+	cmd:aclocal
 	cmd:autoconf
 	cmd:autoheader
 	cmd:automake
-	cmd:aclocal
+	cmd:gcc$secondaryArchSuffix
+	cmd:libtoolize$secondaryArchSuffix
+	cmd:make
 	"
 
+defineDebugInfoPackage libsigsegv$secondaryArchSuffix \
+	$libDir/libsigsegv.so.$libVersion
+
 BUILD()
 {
 	autoreconf -vfi