forked from OpenSDV/Linux_Kernel_map4vehicle
*docs
This commit is contained in:
Costa Shulyupin
parent
331e1cd619
commit
82beb2d160
71
srcxray.py
71
srcxray.py
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@ -217,7 +217,7 @@ def func_referrers_cscope(name):
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def referrers_tree(name, referrer=None, printed=None, level=0):
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'''
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Arg: <identifier> - prints text referrers tree.
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prints text referrers outline.
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Ex: nfs_root_data
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Obsoleted by doxygen_xml.
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'''
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@ -250,7 +250,7 @@ def referrers_tree(name, referrer=None, printed=None, level=0):
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def referrers(name):
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'''
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Arg: <identifier> - simply greps referrers of a symbol
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simply greps referrers of a symbol
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Ex: nfs_root_data
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Prefer to use doxygen_xml.
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'''
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@ -258,7 +258,7 @@ def referrers(name):
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def referrers_dep(name, referrer=None, printed=None, level=0):
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# Arg: <identifier> - prints referrers tree in compact format of
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# prints referrers tree in compact format of
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# dependency of make
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# Obsoleted by doxygen_xml.
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if not referrer:
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@ -290,7 +290,7 @@ def referrers_dep(name, referrer=None, printed=None, level=0):
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def call_tree(node, printed=None, level=0):
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'''
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Arg: <identifier> - prints call tree of a function
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prints call tree of a function
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Ex: start_kernel
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Obsoleted by doxygen_xml.
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'''
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@ -356,15 +356,16 @@ def my_graph(name=None):
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return g
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def reduce_graph(g, m=None):
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def reduce_graph(g, min_in_degree=None):
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'''
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Arg: <graph> [min in_degree]- removes leaves
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removes leaves
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Ex2: \"write_dot(reduce_graph(read_dot('doxygen.dot')),'reduced.dot')\"
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'''
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rm = set()
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m = g.number_of_nodes() + 1 if not m else m
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min_in_degree = g.number_of_nodes() + 1 if not min_in_degree else min_in_degree
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log(g.number_of_edges())
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rm = [n for (n, d) in g.out_degree if not d and g.in_degree(n) < m]
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rm = [n for (n, d) in g.out_degree if not d and g.in_degree(n)
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< min_in_degree]
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g.remove_nodes_from(rm)
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print(g.number_of_edges())
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return g
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@ -527,9 +528,9 @@ def digraph_predecessors(dg, starts, levels=100, excludes=[], ignores=ignores):
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return p
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def digraph_tree(dg, starts=None, ignores=ignores):
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def digraph_tree(dg, starts=None):
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'''
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Arg: <graph> <list if starting nodes> - extract a subgraph from a graph
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extract a subgraph from a graph
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Ex2: \"write_dot(digraph_tree(read_dot('doxygen.dot'), ['main']), 'main.dot')\"
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'''
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tree = nx.DiGraph()
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@ -562,7 +563,7 @@ def digraph_tree(dg, starts=None, ignores=ignores):
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def digraph_print(dg, starts=None, dst_fn=None, sort=False):
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'''
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Arg: <graph> - print graphs as text tree
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prints graph as text tree
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Ex2: \"digraph_print(read_dot('a.dot'))\"
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'''
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dst = open(dst_fn, 'w') if dst_fn else None
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@ -704,7 +705,7 @@ def cflow(a=None):
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def import_cflow(a=None, cflow_out=None):
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# Arg: $none_or_dir_or_file_or_mask
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# $none_or_dir_or_file_or_mask
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cf = my_graph()
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stack = list()
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nprev = -1
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@ -731,15 +732,15 @@ def import_cflow(a=None, cflow_out=None):
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return cf
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def import_outline(a=None):
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def import_outline(outline_txt=None):
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'''
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Arg: <outline.txt> - convert tree text to graph
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converts outline to graph
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Ex2: \"write_dot(import_outline('outline.txt'),'outline.dot')\"
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'''
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cf = my_graph()
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stack = list()
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nprev = -1
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with open(a, 'r') as f:
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with open(outline_txt, 'r') as f:
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for line in f:
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m = re.match(r'^([\t ]*)(.*)', str(line))
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if m:
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@ -780,7 +781,7 @@ def esc(s):
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def write_dot(g, dot):
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'''
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Arg: <graph> <file> - writes a graph into a file with custom attributes
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writes a graph into a file with custom attributes
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'''
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# Other similar external functions to_agraph agwrite
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dot = str(dot)
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@ -958,7 +959,9 @@ def cflow_dir(a):
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def cflow_linux():
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# Arg:
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'''
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extracts with cflow various graphs from Linux kernel source
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'''
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dirs = ('init kernel kernel/time '
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'fs fs/ext4 block '
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'ipc net '
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@ -1000,11 +1003,12 @@ def cflow_linux():
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write_dot(reduce_graph(digraph_tree(all, ['sys_clone'])), 'sys_clone.dot')
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def stats(a):
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def stats(graph):
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'''
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Arg: <dot file> - measures various simple statistical metrics of a graph
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measures various simple statistical metrics of a graph
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Ex: graph.dot
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'''
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dg = to_dg(a)
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dg = to_dg(graph)
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stat = Munch()
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im = dict()
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om = dict()
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@ -1107,9 +1111,9 @@ def import_symbols():
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me = os.path.basename(sys.argv[0])
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def dir_tree(d='.'):
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def dir_tree(path='.'):
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'''
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Arg: [directory] - scan directory into graph
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scans directory into graph
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Ex2: \"write_dot(dir_tree('.'),'tree.dot')\"
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'''
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stack = list()
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@ -1117,7 +1121,7 @@ def dir_tree(d='.'):
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g = my_graph()
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# all = nx.DiGraph()
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# TODO
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for path, dirs, files, fds in os.fwalk(d):
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for path, dirs, files, fds in os.fwalk(path):
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(dir, base) = os.path.split(path)
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dir = re.sub(r'^\.\/', '', dir)
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path = re.sub(r'^\.\/', '', path)
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@ -1139,14 +1143,14 @@ def dir_tree(d='.'):
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return g
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def doxygen(*input):
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def doxygen(*sources):
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'''
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Arg: <source files>
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extracts call graph from sources with doxygen
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Ex: *.c
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'''
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log(' '.join([i for i in input]))
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log(' '.join([i for i in sources]))
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p = run(['doxygen', '-'], stdout=PIPE,
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input="INPUT=" + ' '.join([i for i in input]) + """
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input="INPUT=" + ' '.join([i for i in sources]) + """
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EXCLUDE_SYMBOLS=*310* *311* SOC_ENUM_SINGLE* EXPORT_SYMBOL*
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CALL_GRAPH = YES
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EXTRACT_ALL = YES
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@ -1174,7 +1178,7 @@ def doxygen(*input):
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def doxygen_xml(a):
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'''
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Arg: <xml directory generated by doxygen> - extracts call graph
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extracts call graph from xml directory generated by doxygen
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Ex2: \"write_dot(doxygen_xml('xml'), 'doxygen.dot')\"
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'''
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g = my_graph()
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@ -1231,14 +1235,15 @@ def usage():
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d = inspect.getdoc(m[1])
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if not d:
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continue
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print('\n' + d.replace('Arg:', '\033[1m' + m[1].__name__ + '\033[0m').
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replace('Ex:',
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'\033[3mExample usage:\033[0m\n' + me + ' ' + m[1].__name__).
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print('\n\033[1m' + m[1].__name__ + '\033[0m' +
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str(inspect.signature(m[1])) + ' -',
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d.replace('Ex:',
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'\033[3mExample:\033[0m ' + me + ' ' + m[1].__name__).
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replace('Ex2:',
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'\033[3mExample usage:\033[0m\n' + me)
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'\033[3mExample:\033[0m ' + me)
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)
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print("\nTry this: ")
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print("cd linux/init;", me, "unittest")
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print("cd linux;", me, "unittest")
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print("\nEmergency termination: ^Z, kill %1")
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print()
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