1 files changed, 55 insertions, 0 deletions

diff --git a/meta/classes/cpan-base.bbclass b/meta/classes/cpan-base.bbclass
new file mode 100644
index 0000000000..a5fdb33895
--- /dev/null
+++ b/meta/classes/cpan-base.bbclass
@@ -0,0 +1,55 @@
+#
+# cpan-base providers various perl related information needed for building
+# cpan modules
+#
+FILES_${PN} += "${libdir}/perl5 ${datadir}/perl5"
+
+DEPENDS  += "perl perl-native"
+RDEPENDS += "perl"
+
+# Determine the staged version of perl from the perl configuration file
+def get_perl_version(d):
+        import os, bb, re
+        cfg = bb.data.expand('${STAGING_DIR}/${HOST_SYS}/perl/config.sh', d)
+        try:
+                f = open(cfg, 'r')
+        except IOError:
+                return None
+        l = f.readlines();
+        f.close();
+        r = re.compile("version='(\d\.\d\.\d)'")
+        for s in l:
+                m = r.match(s)
+                if m:
+                        return m.group(1)
+        return None
+
+# Only 5.8.7 and 5.8.4 existed at the time we moved to the new layout
+def is_new_perl(d):
+        ver = get_perl_version(d)
+        if ver == "5.8.4" or ver == "5.8.7":
+                return "no"
+        return "yes"
+
+# Determine where the library directories are
+def perl_get_libdirs(d):
+        import bb
+        libdir = bb.data.getVar('libdir', d, 1)
+        if is_new_perl(d) == "yes":
+                libdirs = libdir + '/perl5'
+        else:
+                libdirs = libdir + '/*/*/perl5'
+        return libdirs
+
+def is_target(d):
+    import bb
+    if not bb.data.inherits_class('native', d):
+        return "yes"
+    return "no"
+
+IS_NEW_PERL = "${@is_new_perl(d)}"
+PERLLIBDIRS = "${@perl_get_libdirs(d)}"
+
+FILES_${PN}-dbg += "${PERLLIBDIRS}/auto/*/.debug \
+                    ${PERLLIBDIRS}/auto/*/*/.debug \
+                    ${PERLLIBDIRS}/auto/*/*/*/.debug"