class AdLint::Exam::CBuiltin::W0118

Public Class Methods

new(phase_ctxt) click to toggle source
Calls superclass method AdLint::Examination::new
# File lib/adlint/exam/c_builtin/cc1_check.rb, line 3113
def initialize(phase_ctxt)
  super
  interp = phase_ctxt[:cc1_interpreter]
  fst_src = phase_ctxt[:sources].first
  if fst_src && fst_src.analysis_target?(traits)
    interp.on_explicit_function_declared += M(:check_function)
    interp.on_variable_declared          += M(:check_variable)
    @target_fpath  = fst_src.fpath
    @external_syms = Set.new
  end
end

Private Instance Methods

check_function(fun_dcl, fun) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_check.rb, line 3126
def check_function(fun_dcl, fun)
  if fun.named? && fun.declared_as_extern?
    unless @external_syms.include?(fun.name)
      if fun_dcl.location.fpath.identical?(@target_fpath)
        W(fun_dcl.location, fun.name)
      else
        @external_syms.add(fun.name)
      end
    end
  end
end
check_variable(var_dcl, var) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_check.rb, line 3138
def check_variable(var_dcl, var)
  if var.named? && var.declared_as_extern?
    unless @external_syms.include?(var.name)
      if var_dcl.location.fpath.identical?(@target_fpath)
        W(var_dcl.location, var.name)
      else
        @external_syms.add(var.name)
      end
    end
  end
end