conf/bitbake.conf: Merge in multimachine making it the standard layout as discussed on the mailing list. Anyone wanting the previous layout can INHERIT the new singlemachine class

4 files changed, 49 insertions, 56 deletions

diff --git a/classes/base.bbclass b/classes/base.bbclass
index 3c6f5a15a1..540b891669 100644
--- a/classes/base.bbclass
+++ b/classes/base.bbclass
@@ -999,10 +999,12 @@ def base_after_parse(d):
         depends = depends + " git-native:do_populate_staging"
         bb.data.setVarFlag('do_fetch', 'depends', depends, d)
 
+    # 'multimachine' handling
     mach_arch = bb.data.getVar('MACHINE_ARCH', d, 1)
-    old_arch = bb.data.getVar('PACKAGE_ARCH', d, 1)
-    if (old_arch == mach_arch):
-        # Nothing to do
+    pkg_arch = bb.data.getVar('PACKAGE_ARCH', d, 1)
+
+    if (pkg_arch == mach_arch):
+        # Already machine specific - nothing further to do
         return
 
     #
@@ -1010,26 +1012,38 @@ def base_after_parse(d):
     # unless the package sets SRC_URI_OVERRIDES_PACKAGE_ARCH=0
     #
     override = bb.data.getVar('SRC_URI_OVERRIDES_PACKAGE_ARCH', d, 1)
-    if override == '0':
-        return
-
-    paths = []
-    for p in [ "${PF}", "${P}", "${PN}", "files", "" ]:
-        path = bb.data.expand(os.path.join("${FILE_DIRNAME}", p, "${MACHINE}"), d)
-        if os.path.isdir(path):
-            paths.append(path)
-    if len(paths) == 0:
-        return
-
-    for s in srcuri.split():
-        if not s.startswith("file://"):
-            continue
-        local = bb.data.expand(bb.fetch.localpath(s, d), d)
-        for mp in paths:
-            if local.startswith(mp):
-                #bb.note("overriding PACKAGE_ARCH from %s to %s" % (old_arch, mach_arch))
-                bb.data.setVar('PACKAGE_ARCH', "${MACHINE_ARCH}", d)
-                return
+    if override != '0':
+        paths = []
+        for p in [ "${PF}", "${P}", "${PN}", "files", "" ]:
+            path = bb.data.expand(os.path.join("${FILE_DIRNAME}", p, "${MACHINE}"), d)
+            if os.path.isdir(path):
+                paths.append(path)
+        if len(paths) != 0:
+            for s in srcuri.split():
+                if not s.startswith("file://"):
+                    continue
+                local = bb.data.expand(bb.fetch.localpath(s, d), d)
+                for mp in paths:
+                    if local.startswith(mp):
+                        #bb.note("overriding PACKAGE_ARCH from %s to %s" % (pkg_arch, mach_arch))
+                        bb.data.setVar('PACKAGE_ARCH', "${MACHINE_ARCH}", d)
+                        bb.data.setVar('MULTIMACH_ARCH', mach_arch, d)
+                        return
+
+    multiarch = pkg_arch
+
+    packages = bb.data.getVar('PACKAGES', d, 1).split()
+    for pkg in packages:
+        pkgarch = bb.data.getVar("PACKAGE_ARCH_%s" % pkg, d, 1)
+
+        # We could look for != PACKAGE_ARCH here but how to choose 
+        # if multiple differences are present?
+        # Look through PACKAGE_ARCHS for the priority order?
+        if pkgarch and pkgarch == mach_arch:
+            multiarch = mach_arch
+            break
+
+    bb.data.setVar('MULTIMACH_ARCH', multiarch, d)
 
 python () {
     import bb
diff --git a/classes/multimachine.bbclass b/classes/multimachine.bbclass
deleted file mode 100644
index 945d22bfe0..0000000000
--- a/classes/multimachine.bbclass
+++ /dev/null
@@ -1,30 +0,0 @@
-STAMP = "${TMPDIR}/stamps/${MULTIMACH_ARCH}${TARGET_VENDOR}-${TARGET_OS}/${PF}"
-WORKDIR = "${TMPDIR}/work/${MULTIMACH_ARCH}${TARGET_VENDOR}-${TARGET_OS}/${PF}"
-STAGING_KERNEL_DIR = "${STAGING_DIR}/${MULTIMACH_ARCH}${TARGET_VENDOR}-${TARGET_OS}/kernel"
-PKGDATA_DIR = "${STAGING_DIR}/pkgdata/${MULTIMACH_ARCH}${TARGET_VENDOR}-${TARGET_OS}"
-
-# Find any machine specific sub packages and if present, mark the 
-# whole package as machine specific for multimachine purposes.
-
-
-def multi_machine_after_parse(d):
-    import bb
-    packages = bb.data.getVar('PACKAGES', d, 1).split()
-    macharch = bb.data.getVar('MACHINE_ARCH', d, 1)
-    multiarch  = bb.data.getVar('PACKAGE_ARCH', d, 1)
-
-    for pkg in packages:
-        pkgarch = bb.data.getVar("PACKAGE_ARCH_%s" % pkg, d, 1)
-
-        # We could look for != PACKAGE_ARCH here but how to choose 
-        # if multiple differences are present?
-        # Look through PACKAGE_ARCHS for the priority order?
-        if pkgarch and pkgarch == macharch:
-            multiarch = macharch
-
-    bb.data.setVar('MULTIMACH_ARCH', multiarch, d)
-
-
-python __anonymous () {
-    multi_machine_after_parse(d)
-}
diff --git a/classes/packaged-staging.bbclass b/classes/packaged-staging.bbclass
index 5de5970880..77fd8a92c3 100644
--- a/classes/packaged-staging.bbclass
+++ b/classes/packaged-staging.bbclass
@@ -19,9 +19,6 @@ PSTAGE_PKGPN      = "${@bb.data.expand('staging-${PN}-${MULTIMACH_ARCH}${TARGET_
 PSTAGE_PKGNAME    = "${PSTAGE_PKGPN}_${PSTAGE_PKGVERSION}_${PSTAGE_PKGARCH}.ipk"
 PSTAGE_PKG        = "${DEPLOY_DIR_PSTAGE}/${PSTAGE_PKGPATH}/${PSTAGE_PKGNAME}"
 
-# multimachine.bbclass will override this but add a default in case we're not using it
-MULTIMACH_ARCH ?= "${PACKAGE_ARCH}"
-
 PSTAGE_NATIVEDEPENDS = "\
     shasum-native \
     stagemanager-native \
diff --git a/classes/singlemachine.bbclass b/classes/singlemachine.bbclass
new file mode 100644
index 0000000000..e4b2b6f7b3
--- /dev/null
+++ b/classes/singlemachine.bbclass
@@ -0,0 +1,12 @@
+#
+# Emulates the old mode of OE operation where only one machine can be targetted.
+#
+
+MULTIMACH_TARGET_SYS = "${TARGET_SYS}"
+MULTIMACH_HOST_SYS = "${HOST_SYS}"
+
+STAMP = "${TMPDIR}/stamps/${PF}"
+WORKDIR = "${TMPDIR}/work/${PF}"
+PKGDATA_DIR = "${STAGING_DIR}/pkgdata"
+STAGING_KERNEL_DIR = "${STAGING_DIR_HOST}/kernel"
+