libssh: update to just after 0.6.4

Among other things, includes a fix for CVE-2014-8132.

(There are a couple of useful-looking fixes after 0.6.4 in the 0.6
branch, hence I have renamed the recipe to _git and set PV to the
standard format.)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-support/libssh/libssh_git.bb

@@ -0,0 +1,31 @@
+SUMMARY = "Multiplatform C library implementing the SSHv2 and SSHv1 protocol"
+HOMEPAGE = "http://www.libssh.org"
+SECTION = "libs"
+
+DEPENDS = "zlib openssl libgcrypt"
+
+LICENSE = "LGPLv2.1"
+LIC_FILES_CHKSUM = "file://COPYING;md5=388a4fb1dea8ceae0be78ba9b01fc139"
+
+SRC_URI = "git://git.libssh.org/projects/libssh.git;branch=v0-6"
+SRCREV = "3880a8ed80a4b1e2c052bd62f328bba2f869d5ae"
+S = "${WORKDIR}/git"
+
+PV = "0.6.4+git${SRCPV}"
+
+EXTRA_OECMAKE = " \
+    -DWITH_GCRYPT=1 \
+    -DWITH_PCAP=1 \
+    -DWITH_SFTP=1 \
+    -DWITH_ZLIB=1 \
+    "
+
+inherit cmake
+
+do_configure_prepend () {
+    # Disable building of examples
+    sed -i -e '/add_subdirectory(examples)/s/^/#DONOTWANT/' ${S}/CMakeLists.txt \
+        || bbfatal "Failed to disable examples"
+}
+
+FILES_${PN}-dev += "${libdir}/cmake"