* of the GNU Lesser General Public License.
*/
+#ifndef _UCW_MAINLOOP_H
+#define _UCW_MAINLOOP_H
+
#include "lib/clists.h"
typedef s64 timestamp_t; /* We measure time in milliseconds */
void timer_add(struct main_timer *tm, timestamp_t expires); /* Can modify a running timer, too */
void timer_del(struct main_timer *tm);
+void main_get_time(void); /* Refresh main_now */
+
/* Files to poll */
struct main_file {
void file_read(struct main_file *fi, void *buf, uns len);
void file_write(struct main_file *fi, void *buf, uns len);
void file_set_timeout(struct main_file *fi, timestamp_t expires);
+void file_close_all(void); /* Close all known main_file's; frequently used before fork() */
/* Hooks to be called in each iteration of the main loop */
struct main_hook {
cnode n;
- int (*handler)(struct main_hook *ho); /* [*] Hook function; returns 1 if should be called again */
+ int (*handler)(struct main_hook *ho); /* [*] Hook function; returns HOOK_xxx */
void *data; /* [*] For use by the handler */
};
+enum main_hook_return {
+ HOOK_IDLE, /* Call again when the main loop becomes idle again */
+ HOOK_RETRY, /* Call again as soon as possible */
+ HOOK_DONE = -1, /* Shut down the main loop if all hooks return this value */
+ HOOK_SHUTDOWN = -2 /* Shut down the main loop immediately */
+};
+
void hook_add(struct main_hook *ho);
void hook_del(struct main_hook *ho);
cnode n;
int pid; /* Process id (0=not running) */
int status; /* Exit status (-1=fork failed) */
- byte status_msg[EXIT_STATUS_MSG_SIZE];
+ char status_msg[EXIT_STATUS_MSG_SIZE];
void (*handler)(struct main_process *mp); /* [*] Called when the process exits; process_del done automatically */
void *data; /* [*] For use by the handler */
};
void main_init(void);
void main_loop(void);
void main_debug(void);
+
+#endif