- wrapper: handle Windows .bat files as main programs

svn path=/trunk/boinc/; revision=24519

checkin_notes

@@ -8055,3 +8055,9 @@ David  3 Nov 2011
         acct_mgr.cpp
         app.cpp
         cpu_sched.cpp
+
+David  3 Nov 2011
+    - wrapper: handle Windows .bat files as main programs
+
+    samples/wrapper/
+        wrapper.cpp

samples/wrapper/wrapper.cpp

@@ -442,7 +442,25 @@ int TASK::run(int argct, char** argvt) {
         set_up_env_vars(&env_vars, nvars);
     }
 
-    if (!CreateProcess(
+    BOOL success;
+    if (ends_with((string)app_path, ".bat")) {
+        char cmd[1024];
+        sprintf(cmd, "cmd.exe /c %s", command.c_str());
+        success = CreateProcess(
+            "cmd.exe",
+            app_path,
+            (LPSTR)cmd,
+            NULL,
+            NULL,
+            TRUE,        // bInheritHandles
+            CREATE_NO_WINDOW|IDLE_PRIORITY_CLASS,
+            (LPVOID) env_vars,
+            exec_dir.empty()?NULL:exec_dir.c_str(),
+            &startup_info,
+            &process_info
+        );
+    } else {
+        success = CreateProcess(
             app_path,
             (LPSTR)command.c_str(),
             NULL,
@@ -453,7 +471,9 @@ int TASK::run(int argct, char** argvt) {
             exec_dir.empty()?NULL:exec_dir.c_str(),
             &startup_info,
             &process_info
-    )) {
+        );
+    }
+    if (!success) {
         char error_msg[1024];
         windows_error_string(error_msg, sizeof(error_msg));
         fprintf(stderr, "can't run app: %s\n", error_msg);