Unix-Lab/Feature Test Macro at master · ritesh-29/Unix-Lab · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
#define_POSIX_SOURCE
#define_POSIX_C_SOURCE_199309L
#include<stdio.h>
#include<iostream.h>
#include<unistd.h>

int main()
{
   #ifdef POSIX_JOB_CONTROL
   printf("System supports job control\n");

   #else
   printf("System does not support job control\n");
   #endif

   #ifdef POSIX_SAVED_IDS
   printf("System supports saved ids\n");

   #else
   printf("System does not support saved ids\n");
   #endif

   #ifdef POSIX_CHOWN_RESTRICTED
   printf("System supports chown restricted\n");

   #else
   printf("System does not support chown restricted\n");
   #endif

   #ifdef POSIX_NO_TRUNC
   printf("System supports no trunc\n");

   #else
   printf("System does not support no trunc\n");
   #endif

   #ifdef POSIX_VDISABLE
   printf("System supports vdisable\n");

   #else
   printf("System does not support vdisable\n");
   #endif
   return 0;
}