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graph-depends: split off get_version/get_depends into pkgutil.py

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Functions to obtain the version and dependencies of a package from Python
can be useful for several scripts. Extract this logic out of graph-depends
into pkgutil.py.

Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
[Thomas: remove shebang from pkgutil.py, noticed by Yann E. Morin.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Thomas De Schampheleire 2017-02-03 21:57:44 +01:00 committed by Thomas Petazzoni
parent a7399b257a
commit 12683184b1
2 changed files with 57 additions and 51 deletions
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55
support/scripts/graph-depends
View File

@ -26,6 +26,8 @@ import subprocess
import argparse
from fnmatch import fnmatch
import pkgutil
# Modes of operation:
MODE_FULL = 1 # draw full dependency graph for all selected packages
MODE_PKG = 2 # draw dependency graph for a given package
@ -122,28 +124,6 @@ host_colour = colours[2]
allpkgs = []
# Execute the "make <pkg>-show-version" command to get the version of a given
# list of packages, and return the version formatted as a Python dictionary.
def get_version(pkgs):
sys.stderr.write("Getting version for %s\n" % pkgs)
cmd = ["make", "-s", "--no-print-directory" ]
for pkg in pkgs:
cmd.append("%s-show-version" % pkg)
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
output = p.communicate()[0]
if p.returncode != 0:
sys.stderr.write("Error getting version %s\n" % pkgs)
sys.exit(1)
output = output.split("\n")
if len(output) != len(pkgs) + 1:
sys.stderr.write("Error getting version\n")
sys.exit(1)
version = {}
for i in range(0, len(pkgs)):
pkg = pkgs[i]
version[pkg] = output[i]
return version
# Execute the "make show-targets" command to get the list of the main
# Buildroot PACKAGES and return it formatted as a Python list. This
# list is used as the starting point for full dependency graphs
@ -158,33 +138,6 @@ def get_targets():
return []
return output.split(' ')
# Execute the "make <pkg>-show-depends" command to get the list of
# dependencies of a given list of packages, and return the list of
# dependencies formatted as a Python dictionary.
def get_depends(pkgs, rule):
sys.stderr.write("Getting dependencies for %s\n" % pkgs)
cmd = ["make", "-s", "--no-print-directory" ]
for pkg in pkgs:
cmd.append("%s-%s" % (pkg, rule))
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
output = p.communicate()[0]
if p.returncode != 0:
sys.stderr.write("Error getting dependencies %s\n" % pkgs)
sys.exit(1)
output = output.split("\n")
if len(output) != len(pkgs) + 1:
sys.stderr.write("Error getting dependencies\n")
sys.exit(1)
deps = {}
for i in range(0, len(pkgs)):
pkg = pkgs[i]
pkg_deps = output[i].split(" ")
if pkg_deps == ['']:
deps[pkg] = []
else:
deps[pkg] = pkg_deps
return deps
# Recursive function that builds the tree of dependencies for a given
# list of packages. The dependencies are built in a list called
# 'dependencies', which contains tuples of the form (pkg1 ->
@ -204,7 +157,7 @@ def get_all_depends(pkgs):
if len(filtered_pkgs) == 0:
return []
depends = get_depends(filtered_pkgs, rule)
depends = pkgutil.get_depends(filtered_pkgs, rule)
deps = set()
for pkg in filtered_pkgs:
@ -377,7 +330,7 @@ if check_only:
sys.exit(0)
dict_deps = remove_extra_deps(dict_deps)
dict_version = get_version([pkg for pkg in allpkgs
dict_version = pkgutil.get_version([pkg for pkg in allpkgs
if pkg != "all" and not pkg.startswith("root")])
# Print the attributes of a node: label and fill-color

53
support/scripts/pkgutil.py Normal file
View File

@ -0,0 +1,53 @@
# Copyright (C) 2010-2013 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
import sys
import subprocess
# Execute the "make <pkg>-show-version" command to get the version of a given
# list of packages, and return the version formatted as a Python dictionary.
def get_version(pkgs):
sys.stderr.write("Getting version for %s\n" % pkgs)
cmd = ["make", "-s", "--no-print-directory" ]
for pkg in pkgs:
cmd.append("%s-show-version" % pkg)
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
output = p.communicate()[0]
if p.returncode != 0:
sys.stderr.write("Error getting version %s\n" % pkgs)
sys.exit(1)
output = output.split("\n")
if len(output) != len(pkgs) + 1:
sys.stderr.write("Error getting version\n")
sys.exit(1)
version = {}
for i in range(0, len(pkgs)):
pkg = pkgs[i]
version[pkg] = output[i]
return version
# Execute the "make <pkg>-show-depends" command to get the list of
# dependencies of a given list of packages, and return the list of
# dependencies formatted as a Python dictionary.
def get_depends(pkgs, rule):
sys.stderr.write("Getting dependencies for %s\n" % pkgs)
cmd = ["make", "-s", "--no-print-directory" ]
for pkg in pkgs:
cmd.append("%s-%s" % (pkg, rule))
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, universal_newlines=True)
output = p.communicate()[0]
if p.returncode != 0:
sys.stderr.write("Error getting dependencies %s\n" % pkgs)
sys.exit(1)
output = output.split("\n")
if len(output) != len(pkgs) + 1:
sys.stderr.write("Error getting dependencies\n")
sys.exit(1)
deps = {}
for i in range(0, len(pkgs)):
pkg = pkgs[i]
pkg_deps = output[i].split(" ")
if pkg_deps == ['']:
deps[pkg] = []
else:
deps[pkg] = pkg_deps
return deps