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* lib/profiler.rb: fixed "undefined method `[]' for nil:NilClass"

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[ruby-core:4775] [ruby-talk:140401] [ruby-dev:26118]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8408 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ocean 2005-05-08 07:54:20 +00:00
parent ce3785458a
commit 4c72dfd39f
2 changed files with 34 additions and 29 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun May 8 16:50:25 2005 Hirokazu Yamamoto <ocean@m2.ccsnet.ne.jp>
* lib/profiler.rb: fixed "undefined method `[]' for nil:NilClass"
[ruby-core:4775] [ruby-talk:140401] [ruby-dev:26118]
Sat May 7 22:58:00 2005 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/mkmf.rb (have_var): no libs argument is given.

58
lib/profiler.rb
View file

@ -1,40 +1,29 @@
module Profiler__
Times = if defined? Process.times then Process else Time end
# internal values
@@start = @@stack = @@map = nil
PROFILE_PROC = proc{|event, file, line, id, binding, klass|
case event
when "call", "c-call"
now = Float(Times::times[0])
@@stack.push [now, 0.0, id]
now = Process.times[0]
@@stack.push [now, 0.0]
when "return", "c-return"
now = Float(Times::times[0])
tick = @@stack.pop
name = klass.to_s
if name.nil? then name = '' end
if klass.kind_of? Class
name += "#"
else
name += "."
now = Process.times[0]
key = [klass, id]
if tick = @@stack.pop
data = (@@map[key] ||= [0, 0.0, 0.0, key])
data[0] += 1
cost = now - tick[0]
data[1] += cost
data[2] += cost - tick[1]
@@stack[-1][1] += cost if @@stack[-1]
end
name += id.id2name
data = @@map[name]
unless data
data = [0.0, 0.0, 0.0, name]
@@map[name] = data
end
data[0] += 1
cost = now - tick[0]
data[1] += cost
data[2] += cost - tick[1]
@@stack[-1][1] += cost
end
}
module_function
def start_profile
@@start = Float(Times::times[0])
@@stack = [[0, 0, :toplevel], [0, 0, :dummy]]
@@map = {"#toplevel" => [1, 0, 0, "#toplevel"]}
@@start = Process.times[0]
@@stack = []
@@map = {}
set_trace_func PROFILE_PROC
end
def stop_profile
@ -42,18 +31,29 @@ module_function
end
def print_profile(f)
stop_profile
total = Float(Times::times[0]) - @@start
total = Process.times[0] - @@start
if total == 0 then total = 0.01 end
@@map["#toplevel"][1] = total
data = @@map.values
data.sort!{|a,b| b[2] <=> a[2]}
sum = 0
f.printf " %% cumulative self self total\n"
f.printf " %% cumulative self self total\n"
f.printf " time seconds seconds calls ms/call ms/call name\n"
for d in data
sum += d[2]
f.printf "%6.2f %8.2f %8.2f %8d ", d[2]/total*100, sum, d[2], d[0]
f.printf "%8.2f %8.2f %s\n", d[2]*1000/d[0], d[1]*1000/d[0], d[3]
f.printf "%8.2f %8.2f %s\n", d[2]*1000/d[0], d[1]*1000/d[0], get_name(*d[3])
end
f.printf "%6.2f %8.2f %8.2f %8d ", 0.0, total, 0.0, 1 # ???
f.printf "%8.2f %8.2f %s\n", 0.0, total*1000, "#toplevel" # ???
end
def get_name(klass, id)
name = klass.to_s || ""
if klass.kind_of? Class
name += "#"
else
name += "."
end
name + id.id2name
end
private :get_name
end