module PKGConfig - pkg-config-1.1.6 Documentation

# module PKGConfig

Copyright 2012-2013 Kouhei Sutou <kou@cozmixng.org>

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

### Constants

VERSION

### Public Instance Methods

add_path(path) click to toggle source

    # File lib/pkg-config.rb, line 355
    def add_path(path)
      @@paths << path
    end

cflags(pkg) click to toggle source

    # File lib/pkg-config.rb, line 390
    def cflags(pkg)
      package_config(pkg).cflags
    end

cflags_only_I(pkg) click to toggle source

    # File lib/pkg-config.rb, line 394
    def cflags_only_I(pkg)
      package_config(pkg).cflags_only_I
    end

check_version?(pkg, major=0, minor=0, micro=0) click to toggle source

    # File lib/pkg-config.rb, line 410
    def check_version?(pkg, major=0, minor=0, micro=0)
      return false unless exist?(pkg)
      ver = modversion(pkg).split(".").collect {|item| item.to_i}
      (0..2).each {|i| ver[i] = 0 unless ver[i]}

      (ver[0] > major ||
       (ver[0] == major && ver[1] > minor) ||
       (ver[0] == major && ver[1] == minor &&
        ver[2] >= micro))
    end

description(pkg) click to toggle source

    # File lib/pkg-config.rb, line 402
    def description(pkg)
      package_config(pkg).description
    end

exist?(pkg) click to toggle source

    # File lib/pkg-config.rb, line 374
    def exist?(pkg)
      package_config(pkg).exist?
    end

have_package(pkg, major=nil, minor=0, micro=0) click to toggle source

    # File lib/pkg-config.rb, line 421
    def have_package(pkg, major=nil, minor=0, micro=0)
      message = "#{pkg}"
      unless major.nil?
        message << " version (>= #{major}.#{minor}.#{micro})"
      end
      major ||= 0
      enough_version = checking_for(checking_message(message)) do
        check_version?(pkg, major, minor, micro)
      end
      if enough_version
        libraries = libs_only_l(pkg)
        dldflags = libs(pkg)
        dldflags = (Shellwords.shellwords(dldflags) -
                    Shellwords.shellwords(libraries))
        dldflags = dldflags.map {|s| /\s/ =~ s ? "\"#{s}\"" : s }.join(' ')
        $libs   += ' ' + libraries
        if /mswin/ =~ RUBY_PLATFORM
          $DLDFLAGS += ' ' + dldflags
        else
          $LDFLAGS += ' ' + dldflags
        end
        $CFLAGS += ' ' + cflags(pkg)
      end
      enough_version
    end

libs(pkg) click to toggle source

    # File lib/pkg-config.rb, line 378
    def libs(pkg)
      package_config(pkg).libs
    end

libs_only_L(pkg) click to toggle source

    # File lib/pkg-config.rb, line 386
    def libs_only_L(pkg)
      package_config(pkg).libs_only_L
    end

libs_only_l(pkg) click to toggle source

    # File lib/pkg-config.rb, line 382
    def libs_only_l(pkg)
      package_config(pkg).libs_only_l
    end

modversion(pkg) click to toggle source

    # File lib/pkg-config.rb, line 398
    def modversion(pkg)
      package_config(pkg).version
    end

msvc?() click to toggle source

    # File lib/pkg-config.rb, line 363
    def msvc?
      /mswin/.match(RUBY_PLATFORM) and /^cl\b/.match(RbConfig::CONFIG['CC'])
    end

package_config(package) click to toggle source

    # File lib/pkg-config.rb, line 367
    def package_config(package)
      PackageConfig.new(package,
                        :msvc_syntax => msvc?,
                        :override_variables => @@override_variables,
                        :paths => @@paths)
    end

set_override_variable(key, value) click to toggle source

    # File lib/pkg-config.rb, line 359
    def set_override_variable(key, value)
      @@override_variables[key] = value
    end

variable(pkg, name) click to toggle source

    # File lib/pkg-config.rb, line 406
    def variable(pkg, name)
      package_config(pkg).variable(name)
    end