Source Code for Module roswtf.stacks

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 33  # Revision $Id: packages.py 6258 2009-09-22 22:08:20Z kwc $ 
 34   
 35  import os 
 36  import time 
 37   
 38  from roswtf.environment import paths, is_executable 
 39  from roswtf.rules import warning_rule, error_rule 
 40   
 41  import roslib.msgs 
 42  import roslib.packages 
 43  import roslib.rospack 
 44  import roslib.stacks 
 45  import roslib.stack_manifest 
 46   
 47  _packages_of_cache = {} 
 48 -def _packages_of(d): 
 49      if d in _packages_of_cache: 
 50          return _packages_of_cache[d] 
 51      else: 
 52          _packages_of_cache[d] = pkgs = roslib.stacks.packages_of(d) 
 53          return pkgs 
 54                   
 55 -def manifest_depends(ctx): 
 56      # This rule should probably be cache optimized 
 57      errors = [] 
 58      stack_list = roslib.stacks.list_stacks() 
 59      #print stack_list 
 60      for s in ctx.stacks: 
 61          try: 
 62              s_deps = [] 
 63              s_pkgs = _packages_of(s) 
 64              for p in s_pkgs: 
 65                  s_deps.extend(roslib.rospack.rospack_depends_1(p)) 
 66              m_file = roslib.stack_manifest.stack_file(s, True) 
 67              m = roslib.stack_manifest.parse_file(m_file) 
 68              for d in m.depends: 
 69                  if not d.stack in stack_list: 
 70                      errors.append("%s (%s does not exist)"%(m_file, d)) 
 71                  elif d.stack in ['ros', 'ros_comm']: 
 72                      # ros dependency always exists. ros_comm 
 73                      # dependency has implicit connections (msggen), so 
 74                      # we ignore. 
 75                      continue 
 76                  else: 
 77                      pkgs = _packages_of(d.stack) 
 78                      if not [p for p in pkgs if p in s_deps]: 
 79                          errors.append("%s (%s appears to be an unnecessary depend)"%(m_file, d)) 
 80          except roslib.stacks.InvalidROSStackException: 
 81              # report with a different rule 
 82              pass 
 83      return errors 
 84   
 85  warnings = [ 
 86      (manifest_depends, "The following stack.xml file list invalid dependencies:"), 
 87       
 88      ] 
 89  errors = [ 
 90      ] 
 91   
 92 -def wtf_check(ctx): 
 93      # no package in context to verify 
 94      if not ctx.stacks: 
 95          return 
 96       
 97      for r in warnings: 
 98          warning_rule(r, r[0](ctx), ctx) 
 99      for r in errors: 
100          error_rule(r, r[0](ctx), ctx) 
101