Utils: Rename SystemException::code() to SystemException::errorNumber()

Utils: Rename Daemon::fail() to Daemon::exit()

Scheduler/ReadHelper.ct

@@ -85,7 +85,7 @@ prefix_ void senf::ReadHelper<Handle>::process(Handle handle,
         }
     }
     catch (senf::SystemException const & ex) {
-        errno_ = ex.code();
+        errno_ = ex.errorNumber();
         done();
         return;
     }

Scheduler/WriteHelper.ct

@@ -87,7 +87,7 @@ prefix_ void senf::WriteHelper<Handle>::process(Handle handle,
         }
     }
     catch (senf::SystemException const & ex) {
-        errno_ = ex.code();
+        errno_ = ex.errorNumber();
         done();
         return;
     }

Utils/Daemon/Daemon.cc

@@ -151,15 +151,15 @@ prefix_ void senf::Daemon::detach()
 
 namespace {
     /* Purposely *not* derived from std::exception */
-    struct  DaemonFailureException {
-        DaemonFailureException(unsigned c) : code(c) {}
+    struct  DaemonExitException {
+        DaemonExitException(unsigned c) : code(c) {}
         unsigned code;
     };
 }
 
-prefix_ void senf::Daemon::fail(unsigned code)
+prefix_ void senf::Daemon::exit(unsigned code)
 {
-    throw DaemonFailureException(code);
+    throw DaemonExitException(code);
 }
 
 prefix_ int senf::Daemon::start(int argc, char const ** argv)
@@ -182,8 +182,8 @@ prefix_ int senf::Daemon::start(int argc, char const ** argv)
 
         main();
     }
-    catch (DaemonFailureException & e) {
-        return e.code > 0 ? e.code : 1;
+    catch (DaemonExitException & e) {
+        return e.code;
     }
 
 #ifdef NDEBUG

Utils/Daemon/Daemon.hh

@@ -156,7 +156,7 @@ namespace senf {
         int argc();                     ///< Access command line parameter count
         char const ** argv();           ///< Access command line parameters
 
-        void fail(unsigned code=1);     ///< Terminate daemon with failure
+        void exit(unsigned code=0);     ///< Terminate daemon with failure
 
         ///\}
         

Utils/Exception.cci

@@ -48,7 +48,7 @@ prefix_ char const * senf::SystemException::what()
     return buffer_.c_str();
 }
 
-prefix_ int senf::SystemException::code()
+prefix_ int senf::SystemException::errorNumber()
     const
 {
     return code_;

Utils/Exception.hh

@@ -109,12 +109,12 @@ namespace senf {
     public:
         virtual char const * what() const throw(); ///< Return verbose error description
 
-        int code() const;               ///< Error code (\c errno number)
+        int errorNumber() const;        ///< Error code (\c errno number)
         char const * description() const; ///< Error description (strerror() value)
 
         bool anyOf(int c0, int c1=0, int c2=0, int c3=0, int c4=0, int c5=0, 
                    int c6=0, int c7=0, int c8=0, int c9=0);
-                                        ///< \c true, if code() is one of \a c0 ... \a c9
+                                        ///< \c true, if errorNumber() is one of \a c0 ... \a c9
 
         virtual ~SystemException() throw();
 

Utils/Exception.test.cc

@@ -54,7 +54,7 @@ BOOST_AUTO_UNIT_TEST(errnoException)
         }
     }
     catch (senf::SystemException & e) {
-        BOOST_CHECK_EQUAL( e.code(), ENOENT );
+        BOOST_CHECK_EQUAL( e.errorNumber(), ENOENT );
         BOOST_CHECK_EQUAL( e.what(), "::open(): (2) No such file or directory: x=1, y=2" );
     }
 }