breakpad: add initial recipe

Breakpad is an open-source multi-platform crash reporting system.

Apart from the breakpad recipe, add a bbclass for applications that want
to use this library. This bbclass will set up the include path and also
generate the symbol file.

Signed-off-by: Anders Darander <anders@chargestorm.se>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/classes/breakpad.bbclass

@@ -0,0 +1,32 @@
+# Class to inherit when you want to build against Breakpad.
+# Apart from inheriting this class, you need to set BREAKPAD_BIN in
+# your recipe, and make sure that you link against libbreakpad_client.a.
+
+DEPENDS += "breakpad breakpad-native"
+
+CFLAGS += "-I${STAGING_DIR_TARGET}${includedir}/breakpad "
+
+BREAKPAD_BIN ?= ""
+
+python () {
+    breakpad_bin = d.getVar("BREAKPAD_BIN", True)
+
+    if not breakpad_bin:
+       PN = d.getVar("PN", True)
+       FILE = os.path.basename(d.getVar("FILE", True))
+       bb.error("To build %s, see breakpad.bbclass for instructions on \
+                 setting up your Breakpad configuration" % PN)
+       raise ValueError('BREAKPAD_BIN not defined in %s' % PN)
+}
+
+# Add creation of symbols here
+PACKAGE_PREPROCESS_FUNCS += "breakpad_package_preprocess"
+breakpad_package_preprocess () {
+    mkdir -p ${PKGD}/usr/share/breakpad-syms
+    find ${D} -name ${BREAKPAD_BIN} -exec sh -c "dump_syms {} > ${PKGD}/usr/share/breakpad-syms/${BREAKPAD_BIN}.syms" \;
+}
+
+PACKAGES =+ "${PN}-breakpad"
+
+FILES_${PN}-breakpad = "/usr/share/breakpad-syms"
+