rdar://problem/11457634

Supports the use-case scenario of immediately continuing the process once attached.
Add a simple completion test case from "process attach --con" to "process attach --continue ".


git-svn-id: https://llvm.org/svn/llvm-project/lldb/trunk@157361 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Commands/CommandObjectProcess.cpp b/source/Commands/CommandObjectProcess.cpp
index 3958af5..ce9f17e 100644
--- a/source/Commands/CommandObjectProcess.cpp
+++ b/source/Commands/CommandObjectProcess.cpp
@@ -320,6 +320,10 @@
             bool success = false;
             switch (short_option)
             {
+                case 'c':
+                    attach_info.SetContinueOnceAttached(true);
+                    break;
+
                 case 'p':   
                     {
                         lldb::pid_t pid = Args::StringToUInt32 (option_arg, LLDB_INVALID_PROCESS_ID, 0, &success);
@@ -591,6 +595,10 @@
                 result.AppendWarningWithFormat("Architecture changed from %s to %s.\n", 
                                                 old_arch_spec.GetArchitectureName(), target->GetArchitecture().GetArchitectureName());
             }
+
+            // This supports the use-case scenario of immediately continuing the process once attached.
+            if (m_options.attach_info.GetContinueOnceAttached())
+                m_interpreter.HandleCommand("process continue", false, result);
         }
         return result.Succeeded();
     }
@@ -610,10 +618,11 @@
 OptionDefinition
 CommandObjectProcessAttach::CommandOptions::g_option_table[] =
 {
-{ LLDB_OPT_SET_ALL, false, "plugin", 'P', required_argument, NULL, 0, eArgTypePlugin,        "Name of the process plugin you want to use."},
-{ LLDB_OPT_SET_1,   false, "pid",    'p', required_argument, NULL, 0, eArgTypePid,           "The process ID of an existing process to attach to."},
-{ LLDB_OPT_SET_2,   false, "name",   'n', required_argument, NULL, 0, eArgTypeProcessName,  "The name of the process to attach to."},
-{ LLDB_OPT_SET_2,   false, "waitfor",'w', no_argument,       NULL, 0, eArgTypeNone,              "Wait for the the process with <process-name> to launch."},
+{ LLDB_OPT_SET_ALL, false, "continue",'c', no_argument,       NULL, 0, eArgTypeNone,         "Immediately continue the process once attached."},
+{ LLDB_OPT_SET_ALL, false, "plugin",  'P', required_argument, NULL, 0, eArgTypePlugin,       "Name of the process plugin you want to use."},
+{ LLDB_OPT_SET_1,   false, "pid",     'p', required_argument, NULL, 0, eArgTypePid,          "The process ID of an existing process to attach to."},
+{ LLDB_OPT_SET_2,   false, "name",    'n', required_argument, NULL, 0, eArgTypeProcessName,  "The name of the process to attach to."},
+{ LLDB_OPT_SET_2,   false, "waitfor", 'w', no_argument,       NULL, 0, eArgTypeNone,         "Wait for the the process with <process-name> to launch."},
 { 0, false, NULL, 0, 0, NULL, 0, eArgTypeNone, NULL }
 };