116 lines
4.2 KiB
Ruby
116 lines
4.2 KiB
Ruby
require 'constants' # for Verbosity enumeration & $stderr redirect enumeration
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class ToolExecutorHelper
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constructor :streaminator, :system_utils, :system_wrapper
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def stderr_redirection(tool_config, logging)
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# if there's no logging enabled, return :stderr_redirect unmodified
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return tool_config[:stderr_redirect] if (not logging)
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# if there is logging enabled but the redirect is a custom value (not enum), return the custom string
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return tool_config[:stderr_redirect] if (tool_config[:stderr_redirect].class == String)
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# if logging is enabled but there's no custom string, return the AUTO enumeration so $stderr goes into the log
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return StdErrRedirect::AUTO
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end
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def background_exec_cmdline_prepend(tool_config)
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return nil if (tool_config[:background_exec].nil?)
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config_exec = tool_config[:background_exec]
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if ((config_exec == BackgroundExec::AUTO) and (@system_wrapper.windows?))
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return 'start'
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end
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if (config_exec == BackgroundExec::WIN)
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return 'start'
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end
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return nil
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end
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def osify_path_separators(executable)
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return executable.gsub(/\//, '\\') if (@system_wrapper.windows?)
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return executable
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end
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def stderr_redirect_cmdline_append(tool_config)
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return nil if (tool_config[:stderr_redirect].nil?)
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config_redirect = tool_config[:stderr_redirect]
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redirect = StdErrRedirect::NONE
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if (config_redirect == StdErrRedirect::AUTO)
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if (@system_wrapper.windows?)
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redirect = StdErrRedirect::WIN
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else
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if (@system_utils.tcsh_shell?)
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redirect = StdErrRedirect::TCSH
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else
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redirect = StdErrRedirect::UNIX
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end
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end
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end
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case redirect
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# we may need more complicated processing after some learning with various environments
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when StdErrRedirect::NONE then nil
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when StdErrRedirect::WIN then '2>&1'
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when StdErrRedirect::UNIX then '2>&1'
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when StdErrRedirect::TCSH then '|&'
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else redirect.to_s
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end
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end
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def background_exec_cmdline_append(tool_config)
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return nil if (tool_config[:background_exec].nil?)
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config_exec = tool_config[:background_exec]
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# if :auto & windows, then we already prepended 'start' and should append nothing
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return nil if ((config_exec == BackgroundExec::AUTO) and (@system_wrapper.windows?))
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# if :auto & not windows, then we append standard '&'
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return '&' if ((config_exec == BackgroundExec::AUTO) and (not @system_wrapper.windows?))
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# if explicitly Unix, then append '&'
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return '&' if (config_exec == BackgroundExec::UNIX)
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# all other cases, including :none, :win, & anything unrecognized, append nothing
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return nil
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end
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# if command succeeded and we have verbosity cranked up, spill our guts
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def print_happy_results(command_str, shell_result, boom=true)
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if ((shell_result[:exit_code] == 0) or ((shell_result[:exit_code] != 0) and not boom))
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output = "> Shell executed command:\n"
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output += "#{command_str}\n"
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output += "> Produced output:\n" if (not shell_result[:output].empty?)
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output += "#{shell_result[:output].strip}\n" if (not shell_result[:output].empty?)
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output += "> And exited with status: [#{shell_result[:exit_code]}].\n" if (shell_result[:exit_code] != 0)
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output += "\n"
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@streaminator.stdout_puts(output, Verbosity::OBNOXIOUS)
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end
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end
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# if command failed and we have verbosity set to minimum error level, spill our guts
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def print_error_results(command_str, shell_result, boom=true)
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if ((shell_result[:exit_code] != 0) and boom)
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output = "ERROR: Shell command failed.\n"
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output += "> Shell executed command:\n"
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output += "'#{command_str}'\n"
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output += "> Produced output:\n" if (not shell_result[:output].empty?)
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output += "#{shell_result[:output].strip}\n" if (not shell_result[:output].empty?)
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output += "> And exited with status: [#{shell_result[:exit_code]}].\n" if (shell_result[:exit_code] != nil)
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output += "> And then likely crashed.\n" if (shell_result[:exit_code] == nil)
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output += "\n"
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@streaminator.stderr_puts(output, Verbosity::ERRORS)
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end
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end
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end
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