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#!/usr/bin/ruby -w
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# Parse log files and extract info about packages that failed to build
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# because of dependancies problems.
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#
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# Usage:
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# (in the directory containing all the logs:)
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# agf.rb <aptgf|ld> <file with TODO lines>
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def gcc_getlines(lines, file)
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g = lines.grep(/\d: error: /)
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ig = lines.index(g[0])
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ih = ig - 1
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while (ih > 0)
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if lines[ih] =~ /^\s+from / or
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lines[ih] =~ /^In file included from / or
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lines[ih] =~ /: In (member )?function / or
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lines[ih] =~ /: warning: / or
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lines[ih] =~ /: In constructor / or
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lines[ih] =~ /^\s*\^+\s*$/ or
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lines[ih] =~ / is deprecated. Use/ or
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lines[ih] =~ /: At global scope:/
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ih -= 1
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else
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if lines[ih] !~ /^\s*(gcc|cc|g\+\+|c\+\+|nasm)/
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# puts "FNML: #{lines[ih]}"
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end
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ih += 1
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break
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end
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end
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return lines[ih..ig]
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end
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def ld_getlines(lines, file)
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g = lines.grep(/ld returned 1 exit status$/)
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ig = lines.index(g[0])
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ih = ig - 1
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while (ih > 0)
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if lines[ih] =~ /undefined reference to/ or
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lines[ih] =~ / In function / or
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lines[ih] =~ / final link failed:/ or
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lines[ih] =~ /: first defined here/ or
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lines[ih] =~ /: cannot find / or
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lines[ih] =~ /: unknown architecture of input file/ or
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lines[ih] =~ /: hidden symbol / or
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lines[ih] =~ /: multiple definition of / or
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lines[ih] =~ /: warning: .* is deprecated; use .* instead/ or
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lines[ih] =~ / cannot be preloaded: ignored./
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ih -= 1
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else
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if lines[ih] !~ /^(gcc|cc|g\+\+|ld|c\+\+)/
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# puts "FNML: #{lines[ih]}"
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end
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ih = ih += 1
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break
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end
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end
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if ih == ig
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puts "NO LINES FOUND #{file}"
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exit 1
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end
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return lines[ih...ig]
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end
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def aptgf_getlines(lines, file)
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if not (g = lines.grep(/^The following packages have unmet dependencies:$/)).empty?
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bps = lines.index(g[0]) + 1
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g = lines.grep(/^E: Broken packages$/)
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agf = lines.index(g[0]) - 1
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buglog = lines[bps..agf]
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return buglog
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elsif not (g = lines.grep(/^E: Couldn't find package /)).empty?
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return g
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elsif not (g = lines.grep(/^E: Package .* has no installation candidate$/)).empty?
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return g
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elsif not (g = lines.grep(/^Errors were encountered while processing:$/)).empty?
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bps = lines.index(g[0])
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g = lines.grep(/^apt-get failed.$/)
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agf = lines.index(g[0]) - 1
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buglog = lines[bps..agf]
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return buglog
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else
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puts "NO LINES FOUND #{file}"
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exit 1
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end
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end
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type = ARGV[0]
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todo = ' TODO'
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#todo = '' # for debugging
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regexp = {
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'aptgf' => / APT_GET_FAILED.*#{todo}/,
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'ld' => /LD_ERROR.*#{todo}/,
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'gcc' => /GCC_ERROR.*#{todo}/
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}
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IO::read(ARGV[1]).split(/\n/).grep(regexp[type]).each do |l|
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pkg, rest = l.split(' ')
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lst = Dir::glob("#{pkg}_*")
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if lst.length == 0
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puts "No matching logfile."
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exit 1
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elsif lst.length > 1
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lst2 = lst.join("\n ")
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puts "Several matching logfiles:\n #{lst2}"
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exit 1
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else
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file = lst[0]
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end
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flines = IO::read(file).split(/\n/)
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case type
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when 'aptgf' then
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lines = aptgf_getlines(flines, file)
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when 'ld' then
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lines = ld_getlines(flines, file)
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when 'gcc' then
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lines = gcc_getlines(flines, file)
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end
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lines.each do |l2|
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printf "%-20s %s\n" % [pkg, l2]
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end
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end
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