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-rw-r--r--meta/classes/externalsrc.bbclass51
1 files changed, 33 insertions, 18 deletions
diff --git a/meta/classes/externalsrc.bbclass b/meta/classes/externalsrc.bbclass
index 7e00ef8d12..c759289701 100644
--- a/meta/classes/externalsrc.bbclass
+++ b/meta/classes/externalsrc.bbclass
@@ -8,18 +8,23 @@
8# the build system to build a piece of software rather than the usual fetch/unpack/patch 8# the build system to build a piece of software rather than the usual fetch/unpack/patch
9# process. 9# process.
10# 10#
11# To use, set S to point at the directory you want to use containing the sources 11# To use, add externalsrc to the global inherit and set EXTERNALSRC to point at the
12# e.g. S = "/path/to/my/source/tree" 12# directory you want to use containing the sources e.g. from local.conf for a recipe
13# called "myrecipe" you would do:
13# 14#
14# If the class is to work for both target and native versions (or with multilibs/ 15# INHERIT += "externalsrc"
15# cross or other BBCLASSEXTEND variants), its expected that setting B to point to 16# EXTERNALSRC_pn-myrecipe = "/path/to/my/source/tree"
16# where to place the compiled binaries will work (split source and build directories). 17#
17# This is the default but B can be set to S if circumstaces dictate. 18# In order to make this class work for both target and native versions (or with
19# multilibs/cross or other BBCLASSEXTEND variants), B is set to point to a separate
20# directory under the work directory (split source and build directories). This is
21# the default, but the build directory can be set to the source directory if
22# circumstances dictate by setting EXTERNALSRC_BUILD to the same value, e.g.:
23#
24# EXTERNALSRC_BUILD_pn-myrecipe = "/path/to/my/source/tree"
18# 25#
19 26
20SRC_URI = ""
21SRCTREECOVEREDTASKS ?= "do_patch do_unpack do_fetch" 27SRCTREECOVEREDTASKS ?= "do_patch do_unpack do_fetch"
22B = "${WORKDIR}/${BPN}-${PV}/"
23 28
24def remove_tasks(tasks, deltasks, d): 29def remove_tasks(tasks, deltasks, d):
25 for task in tasks: 30 for task in tasks:
@@ -37,17 +42,27 @@ def remove_tasks(tasks, deltasks, d):
37 d.setVar('__BBTASKS', tasklist) 42 d.setVar('__BBTASKS', tasklist)
38 43
39python () { 44python () {
40 tasks = filter(lambda k: d.getVarFlag(k, "task"), d.keys()) 45 externalsrc = d.getVar('EXTERNALSRC', True)
41 covered = d.getVar("SRCTREECOVEREDTASKS", True).split() 46 if externalsrc:
42 47 d.setVar('S', externalsrc)
43 for task in tasks: 48 externalsrcbuild = d.getVar('EXTERNALSRC_BUILD', True)
44 if task.endswith("_setscene"): 49 if externalsrcbuild:
45 # sstate is never going to work for external source trees, disable it 50 d.setVar('B', externalsrcbuild)
46 covered.append(task)
47 else: 51 else:
48 # Since configure will likely touch ${S}, ensure only we lock so one task has access at a time 52 d.setVar('B', '${WORKDIR}/${BPN}-${PV}/')
49 d.appendVarFlag(task, "lockfiles", "${S}/singletask.lock") 53 d.setVar('SRC_URI', '')
54
55 tasks = filter(lambda k: d.getVarFlag(k, "task"), d.keys())
56 covered = d.getVar("SRCTREECOVEREDTASKS", True).split()
57
58 for task in tasks:
59 if task.endswith("_setscene"):
60 # sstate is never going to work for external source trees, disable it
61 covered.append(task)
62 else:
63 # Since configure will likely touch ${S}, ensure only we lock so one task has access at a time
64 d.appendVarFlag(task, "lockfiles", "${S}/singletask.lock")
50 65
51 remove_tasks(tasks, covered, d) 66 remove_tasks(tasks, covered, d)
52} 67}
53 68