1 #include "tests.h" 2 #include <asm/unistd.h> 3 4 #if defined __NR_swapon && defined __NR_swapoff 5 6 # include <stdio.h> 7 # include <sys/swap.h> 8 # include <unistd.h> 9 10 int 11 main(void) 12 { 13 static const char sample[] = "swap.sample"; 14 long rc; 15 16 rc = syscall(__NR_swapon, sample, 0); 17 printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 18 sample, "0", rc, errno2name()); 19 20 rc = syscall(__NR_swapon, sample, 42); 21 printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 22 sample, "42", rc, errno2name()); 23 24 rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER); 25 printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 26 sample, "SWAP_FLAG_PREFER|0", rc, errno2name()); 27 28 rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER | 42); 29 printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 30 sample, "SWAP_FLAG_PREFER|42", rc, errno2name()); 31 32 rc = syscall(__NR_swapon, sample, -1L); 33 printf("swapon(\"%s\", %s) = %ld %s (%m)\n", 34 sample, 35 "SWAP_FLAG_PREFER|SWAP_FLAG_DISCARD|SWAP_FLAG_DISCARD_ONCE" 36 "|SWAP_FLAG_DISCARD_PAGES|0xfff80000|32767", 37 rc, errno2name()); 38 39 rc = syscall(__NR_swapoff, sample); 40 printf("swapoff(\"%s\") = %ld %s (%m)\n", 41 sample, rc, errno2name()); 42 43 puts("+++ exited with 0 +++"); 44 return 0; 45 } 46 47 #else 48 49 SKIP_MAIN_UNDEFINED("__NR_swapon && __NR_swapoff") 50 51 #endif 52
