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oe-depends-dot: Handle new format for task-depends.dot

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The .dot file created by `bitbake -g` changed formats a while ago, which
broke oe-depends-dot.

Also add some useful examples to the --help output.

(From OE-Core rev: 7751bc4909f3834e43db020ebb91665a5d7960a9)

Signed-off-by: Rusty Howell <rustyhowell@gmail.com>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Rusty Howell
2022-05-24 15:02:40 -06:00
committed by Richard Purdie
parent cb42fa614a
commit 9c4a7c99ae
1 changed files with 20 additions and 1 deletions
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21
scripts/oe-depends-dot
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@@ -15,7 +15,7 @@ class Dot(object):
def __init__(self): def __init__(self):
parser = argparse.ArgumentParser( parser = argparse.ArgumentParser(
description="Analyse recipe-depends.dot generated by bitbake -g", description="Analyse recipe-depends.dot generated by bitbake -g",
epilog="Use %(prog)s --help to get help") formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument("dotfile", parser.add_argument("dotfile",
help = "Specify the dotfile", nargs = 1, action='store', default='') help = "Specify the dotfile", nargs = 1, action='store', default='')
parser.add_argument("-k", "--key", parser.add_argument("-k", "--key",
@@ -32,6 +32,21 @@ class Dot(object):
" For example, A->B, B->C, A->C, then A->C can be removed.", " For example, A->B, B->C, A->C, then A->C can be removed.",
action="store_true", default=False) action="store_true", default=False)
parser.epilog = """
Examples:
First generate the .dot file:
bitbake -g core-image-minimal
To find out why a package is being built:
%(prog)s -k <package> -w ./task-depends.dot
To find out what a package depends on:
%(prog)s -k <package> -d ./task-depends.dot
Reduce the .dot file packages only, no tasks:
%(prog)s -r ./task-depends.dot
"""
self.args = parser.parse_args() self.args = parser.parse_args()
if len(sys.argv) != 3 and len(sys.argv) < 5: if len(sys.argv) != 3 and len(sys.argv) < 5:
@@ -99,6 +114,10 @@ class Dot(object):
if key == "meta-world-pkgdata": if key == "meta-world-pkgdata":
continue continue
dep = m.group(2) dep = m.group(2)
key = key.split('.')[0]
dep = dep.split('.')[0]
if key == dep:
continue
if key in depends: if key in depends:
if not key in depends[key]: if not key in depends[key]:
depends[key].add(dep) depends[key].add(dep)