1 static char *sccsid = "@(#)swapon.c 4.1 (Berkeley) 10/01/80"; 2 #include <stdio.h> 3 4 #define VSWAPON 85 5 6 main(argc, argv) 7 int argc; 8 char *argv[]; 9 { 10 int stat = 0; 11 12 --argc, argv++; 13 if (argc == 0) { 14 fprintf(stderr, "usage: swapon name...\n"); 15 exit(1); 16 } 17 do { 18 if (syscall(VSWAPON, *argv++) == -1) { 19 stat = 1; 20 perror(argv[-1]); 21 } 22 argc--; 23 } while (argc > 0); 24 exit(stat); 25 } 26