module Builddir

findExactMapping(mapping,path) click to toggle source

Searches through the mapping for a direct path match

@param mapping [Array<Array(String, String)>] the mapping which should checked @param path [String] path of the searched directory @return [nil, { Symbol => String,Symbol}] the found mapping. nil on error

# File lib/builddir.rb, line 45
def Builddir.findExactMapping(mapping,path)
        mapping.each_with_index do |entry,index|
                if entry[0] == path
                        return { :srcDir => entry[0], :buildDir => entry[1], :index => index, :type => :SRC_DIR }
                elsif  entry[1] == path
                        return { :srcDir => entry[0], :buildDir => entry[1], :index => index, :type => :BUILD_DIR }
                end
        end
        return nil
end

findMapping(mapping,path) click to toggle source

Searches through the mapping for a path match. Parent directories are considered for the matching as well.

@param mapping [Array<Array(String, String)>] the mapping which should checked @param path [String] path of the searched directory @return [nil, { Symbol => String,Symbol}] the found mapping. nil on error

# File lib/builddir.rb, line 62
def Builddir.findMapping(mapping,path)
        lastpn = nil
        pn  = Pathname.new(path)
        while pn != lastpn do
                entry = findExactMapping(mapping,pn.to_s)
                return entry if entry
                lastpn = pn
                pn = pn.parent()
        end
        return nil
end

getBuildBasePath() click to toggle source

Determine the build directory base path @return [String] the base path for the build directories

# File lib/builddir.rb, line 76
def Builddir.getBuildBasePath()
        return ENV['DEFAULT_BUILDDIR'] || "/tmp/builddir"
end

getGemLibdir() click to toggle source

Return the directory with the project libraries stackoverflow.com/a/5805783

@return [String] path to the library directory

# File lib/builddir/utils.rb, line 9
def Builddir.getGemLibdir
        t = ["#{File.dirname(File.expand_path($0))}/../lib/#{NAME}",
                                "#{Gem.dir}/gems/#{NAME}-#{VERSION}/lib/#{NAME}"]
        t.each {|i| return i if File.readable?(i) }
        raise "both paths are invalid: #{t}"
end

getMappingsFilePath() click to toggle source

Determine path to the mapping file @return [String] the path to the mapping file

# File lib/builddir.rb, line 82
def Builddir.getMappingsFilePath()
        return File.join(getBuildBasePath(),"builddir_mapping.yml")
end

loadMapping(file = nil) click to toggle source

Loads the BuildDir <-> SourceDir mapping from the file

@param file [String] path of the mapping file @return [nil, Array<Array(String, String)>] The loaded mapping. nil on error

# File lib/builddir.rb, line 14
def Builddir.loadMapping(file = nil)
        file = getMappingsFilePath() if file.nil?
        begin
                mapping = YAML::load_file(file)
        rescue
                mapping = nil
        end
        return mapping
end

saveMapping(mapping, file = nil) click to toggle source

Saves the BuildDir <-> SourceDir mapping to a file

@param mapping [Array<Array(String, String)>] the mapping which should be saved @param file [String] path of the mapping file

# File lib/builddir.rb, line 28
def Builddir.saveMapping(mapping, file = nil)
        file = getMappingsFilePath() if file.nil?
        
        # create the directory when needed
        dirname = File.dirname(file)
        FileUtils.mkdir_p(dirname) unless File.exists?(dirname)
        
        File.open(file, 'w') do |f|
                f.write mapping.to_yaml
        end
end

Constants

Public Class Methods