1 files changed, 1 insertions, 1 deletions

diff --git a/lib/component_factory.cc b/lib/component_factory.cc
index b8f5a16..1253111 100644
--- a/lib/component_factory.cc
+++ b/lib/component_factory.cc
@@ -258,75 +258,75 @@ namespace sitecing {
                     ofstream sfs(sf.c_str(),ios::trunc|ios::out); // touch .pp_stamp
                 }catch(preprocessor_error& pe) {
                     pe.component_name = noro;
                     pe.see(CODEPOINT);
                     throw;
                 }
                 return;
             }catch(utility_no_affix& una) {
                 // must be a crap from .d file
             }
         }
         cerr << "ignoring build request for " << dp << endl;
     }
 
     int component_factory::execute(const string& cmd, const list<string>& args,int stdo,int stde) {
         // XXX: is it right that we do stdio/stderr tricks outside of the function?
         cerr << "executing: " << cmd;
         vector<const char*> argv(args.size()+2);
         argv[0]=cmd.c_str();
         int an = 1;
         for(list<string>::const_iterator i=args.begin();i!=args.end();i++) {
             cerr << " " << *i ;
             argv[an++] = i->c_str();
         }
         cerr << endl;
         argv[an++]=NULL;
         pid_t pid = vfork();
         if(pid==-1) {
             close(stdo); close(stde);
             throw konforka::exception(CODEPOINT,"failed to vfork()");
         }
         if(!pid) {
             // child
             if(dup2(stdo,1)!=1)
                 _exit(-1);
             if(dup2(stde,2)!=2)
                 _exit(-1);
             close(0);
             execvp(cmd.c_str(),(char**)&argv.front());
             _exit(-1);
         }
         // parent
         close(stdo); close(stde);
         int rv;
         if(waitpid(pid,&rv,0)<0)
             throw konforka::exception(CODEPOINT,"failed to waitpid()");
         return rv;
     }
 
     string component_factory::get_classname(const string& component) {
         string cn = root_intermediate+normalize_path(component,strip_trailing_slash|strip_leading_slash)+".classname";
         make(cn);
         ifstream ifs(cn.c_str());
         if(!ifs.good())
             throw konforka::exception(CODEPOINT,"failed to access component .classname");
         ifs >> cn;
         return cn;
     }
 
     void component_factory::get_ancestors(const string& component,file_list_t& rv) {
         string cn = root_intermediate+normalize_path(component,strip_trailing_slash|strip_leading_slash)+".ancestors";
         make(cn);
         ifstream ifs(cn.c_str());
         if(!ifs.good())
-            throw konforka::exception(CODEPOINT,"filed to access component .ancestors");
+            throw konforka::exception(CODEPOINT,string("failed to access component '")+component+"' .ancestors");
         rv.clear();
         while(!ifs.eof()) {
             string a;
             ifs >> a;
             if(!a.empty())
                 rv.push_back(a);
         }
     }
 
 }