src/background.h

   1 #ifndef __BACKGROUND_H
   2 #define __BACKGROUND_H
   3
   4 /* Background code requires socketpair to be available */
   5 /* Do not add the background code if it is not supported */
   6 #ifdef USE_NETCODE
   7 #        define WITH_BACKGROUND
   8 #endif
   9
  10 /* Used for parent/child communication.  These are numbers that
  11  * could not possible be a routine address.
  12  */
  13 enum {
  14     MSG_CHILD_EXITING
  15 };
  16
  17 enum ReturnType {
  18     Return_String,
  19     Return_Integer
  20 };
  21
  22 enum TaskState {
  23     Task_Running,
  24     Task_Stopped
  25 };
  26
  27 typedef struct TaskList {
  28     int   fd;
  29     pid_t pid;
  30     int   state;
  31     char  *info;
  32     struct TaskList *next;
  33 } TaskList;
  34
  35 extern struct TaskList *task_list;
  36
  37 extern int background_wait;
  38
  39 int do_background (FileOpContext *ctx, char *info);
  40 void tell_parent (int msg);
  41 int parent_call (void *routine, FileOpContext *ctx, int argc, ...);
  42
  43 void unregister_task_running (pid_t, int fd);
  44
  45 /* stubs */
  46 void message_1s (int flags, char *title, char *str1);
  47 void message_2s (int flags, char *title, char *str1, char *str2);
  48 void message_3s (int flags, char *title, char *str1, char *str2, const char *str3);
  49 void message_1s1d (int flags, char *title, char *str, int d);
  50
  51 #endif