write_status.c (595B) download
1#include "defs.h"
2#include "open.h"
3
4#include <string.h>
5
6int write_status(void) {
7 struct serial serial;
8 char pid_buffer[16];
9 int buffer_len;
10
11 encode(&serial);
12 if (openwrite("supervise/status", O_TRUNC, 0644, &serial, sizeof(serial)) == -1)
13 return -1;
14
15 buffer_len = snprintf(pid_buffer, sizeof pid_buffer, "%d", service.pid);
16 if (openwrite("supervise/pid", O_TRUNC, 0644, &pid_buffer, buffer_len) == -1)
17 return -1;
18
19 const char* stat = state_name(service.state);
20 if (openwrite("supervise/stat", O_TRUNC, 0644, stat, strlen(stat)) == -1)
21 return -1;
22
23 return 0;
24}