test/test3.c

   1 /* test 3 - library routines rather than system calls */
   2
   3 #include <sys/types.h>
   4 #include <sys/utsname.h>
   5 #include <errno.h>
   6 #include <fcntl.h>
   7 #include <limits.h>
   8 #include <signal.h>
   9 #include <stdlib.h>
  10 #include <string.h>
  11 #include <unistd.h>
  12 #include <stdio.h>
  13
  14 #define ITERATIONS 10
  15 #define MAX_ERROR 4
  16 #define SIZE 64
  17
  18 int errct, subtest;
  19 char el_weirdo[] = "\n\t\\\e@@!!##\e\e\n\n";
  20
  21 _PROTOTYPE(int main, (int argc, char *argv []));
  22 _PROTOTYPE(void test3a, (void));
  23 _PROTOTYPE(void test3b, (void));
  24 _PROTOTYPE(void test3c, (void));
  25 _PROTOTYPE(void test3d, (void));
  26 _PROTOTYPE(void test3e, (void));
  27 _PROTOTYPE(void quit, (void));
  28 _PROTOTYPE(void e, (int n));
  29
  30 int main(argc, argv)
  31 int argc;
  32 char *argv[];
  33 {
  34   char buffer[PATH_MAX + 1];
  35   int i, m = 0xFFFF;
  36
  37   sync();
  38
  39   if (geteuid() == 0 || getuid() == 0) {
  40         realpath(argv[0], buffer);
  41         execl("/usr/bin/su", "/usr/bin/su", "-", "ast", "-c", buffer, NULL);
  42         printf("Test  3 cannot run as root; test aborted\n");
  43         exit(1);
  44   }
  45
  46   if (argc == 2) m = atoi(argv[1]);
  47
  48   printf("Test  3 ");
  49   fflush(stdout);               /* have to flush for child's benefit */
  50
  51   system("rm -rf DIR_03; mkdir DIR_03");
  52   chdir("DIR_03");
  53
  54   for (i = 0; i < ITERATIONS; i++) {
  55         if (m & 0001) test3a();
  56         if (m & 0002) test3b();
  57         if (m & 0004) test3c();
  58         if (m & 0010) test3d();
  59         if (m & 0020) test3e();
  60   }
  61   quit();
  62   return(-1);                   /* impossible */
  63
  64 }
  65
  66 void test3a()
  67 {
  68 /* Signal set manipulation. */
  69
  70   sigset_t s, s1;
  71
  72   subtest = 1;
  73   errno = -1000;                /* None of these calls set errno. */
  74   if (sigemptyset(&s) != 0) e(1);
  75   if (sigemptyset(&s1) != 0) e(2);
  76   if (sigaddset(&s, SIGABRT) != 0) e(3);
  77   if (sigaddset(&s, SIGALRM) != 0) e(4);
  78   if (sigaddset(&s, SIGFPE ) != 0) e(5);
  79   if (sigaddset(&s, SIGHUP ) != 0) e(6);
  80   if (sigaddset(&s, SIGILL ) != 0) e(7);
  81   if (sigaddset(&s, SIGINT ) != 0) e(8);
  82   if (sigaddset(&s, SIGKILL) != 0) e(9);
  83   if (sigaddset(&s, SIGPIPE) != 0) e(10);
  84   if (sigaddset(&s, SIGQUIT) != 0) e(11);
  85   if (sigaddset(&s, SIGSEGV) != 0) e(12);
  86   if (sigaddset(&s, SIGTERM) != 0) e(13);
  87   if (sigaddset(&s, SIGUSR1) != 0) e(14);
  88   if (sigaddset(&s, SIGUSR2) != 0) e(15);
  89
  90   if (sigismember(&s, SIGABRT) != 1) e(16);
  91   if (sigismember(&s, SIGALRM) != 1) e(17);
  92   if (sigismember(&s, SIGFPE ) != 1) e(18);
  93   if (sigismember(&s, SIGHUP ) != 1) e(19);
  94   if (sigismember(&s, SIGILL ) != 1) e(20);
  95   if (sigismember(&s, SIGINT ) != 1) e(21);
  96   if (sigismember(&s, SIGKILL) != 1) e(22);
  97   if (sigismember(&s, SIGPIPE) != 1) e(23);
  98   if (sigismember(&s, SIGQUIT) != 1) e(24);
  99   if (sigismember(&s, SIGSEGV) != 1) e(25);
 100   if (sigismember(&s, SIGTERM) != 1) e(26);
 101   if (sigismember(&s, SIGUSR1) != 1) e(27);
 102   if (sigismember(&s, SIGUSR2) != 1) e(28);
 103
 104   if (sigdelset(&s, SIGABRT) != 0) e(29);
 105   if (sigdelset(&s, SIGALRM) != 0) e(30);
 106   if (sigdelset(&s, SIGFPE ) != 0) e(31);
 107   if (sigdelset(&s, SIGHUP ) != 0) e(32);
 108   if (sigdelset(&s, SIGILL ) != 0) e(33);
 109   if (sigdelset(&s, SIGINT ) != 0) e(34);
 110   if (sigdelset(&s, SIGKILL) != 0) e(35);
 111   if (sigdelset(&s, SIGPIPE) != 0) e(36);
 112   if (sigdelset(&s, SIGQUIT) != 0) e(37);
 113   if (sigdelset(&s, SIGSEGV) != 0) e(38);
 114   if (sigdelset(&s, SIGTERM) != 0) e(39);
 115   if (sigdelset(&s, SIGUSR1) != 0) e(40);
 116   if (sigdelset(&s, SIGUSR2) != 0) e(41);
 117
 118   if (s != s1) e(42);
 119
 120   if (sigaddset(&s, SIGILL) != 0) e(43);
 121   if (s == s1) e(44);
 122
 123   if (sigfillset(&s) != 0) e(45);
 124   if (sigismember(&s, SIGABRT) != 1) e(46);
 125   if (sigismember(&s, SIGALRM) != 1) e(47);
 126   if (sigismember(&s, SIGFPE ) != 1) e(48);
 127   if (sigismember(&s, SIGHUP ) != 1) e(49);
 128   if (sigismember(&s, SIGILL ) != 1) e(50);
 129   if (sigismember(&s, SIGINT ) != 1) e(51);
 130   if (sigismember(&s, SIGKILL) != 1) e(52);
 131   if (sigismember(&s, SIGPIPE) != 1) e(53);
 132   if (sigismember(&s, SIGQUIT) != 1) e(54);
 133   if (sigismember(&s, SIGSEGV) != 1) e(55);
 134   if (sigismember(&s, SIGTERM) != 1) e(56);
 135   if (sigismember(&s, SIGUSR1) != 1) e(57);
 136   if (sigismember(&s, SIGUSR2) != 1) e(58);
 137
 138   /* Test error returns. */
 139   if (sigaddset(&s, -1) != -1) e(59);
 140   if (sigaddset(&s, -1) != -1) e(60);
 141   if (sigismember(&s, -1) != -1) e(61);
 142   if (sigaddset(&s, 10000) != -1) e(62);
 143   if (sigaddset(&s, 10000) != -1) e(63);
 144   if (sigismember(&s, 10000) != -1) e(64);
 145
 146 }
 147
 148 void test3b()
 149 {
 150 /* Test uname. */
 151
 152   struct utsname u;             /* contains all kinds of system ids */
 153
 154   subtest = 2;
 155 #if 0
 156   errno = -2000;                /* None of these calls set errno. */
 157   if (uname(&u) != 0) e(1);
 158   if (strcmp(u.sysname, "MINIX") != 0
 159         && strcmp(u.sysname, "Minix") != 0) e(2);    /* only one defined */
 160 #endif
 161 }
 162
 163 void test3c()
 164 {
 165 /* Test getenv.  Asume HOME, PATH, and LOGNAME exist (not strictly required).*/
 166
 167   char *p, name[SIZE];
 168
 169   subtest = 3;
 170   errno = -3000;                /* None of these calls set errno. */
 171   if ( (p = getenv("HOME")) == NULL) { fprintf(stderr, "Please have $HOME set properly.\n"); e(1); }
 172   if (*p != '/') { fprintf(stderr, "Please have $HOME point to an abolute path.\n"); e(2); }            /* path must be absolute */
 173   if ( (p = getenv("PATH")) == NULL) { fprintf(stderr, "Please have $PATH set properly.\n"); e(3); }
 174   if ( (p = getenv("LOGNAME")) == NULL) { fprintf(stderr, "Please have $LOGNAME set properly.\n"); e(5); }
 175   strcpy(name, p);              /* save it, since getlogin might wipe it out */
 176   p = getlogin();
 177   if (strcmp(p, name) != 0) { fprintf(stderr, "Please have $LOGNAME set to your real username. (su - instead of su?)\n"); e(6); }
 178
 179   /* The following test could fail in a legal POSIX system.  However, if it
 180    * does, you deserve it to fail.
 181    */
 182   if (getenv(el_weirdo) != NULL) e(7);
 183 }
 184
 185 void test3d()
 186 {
 187 /* Test ctermid, ttyname, and isatty. */
 188
 189   int fd;
 190   char *p, name[L_ctermid];
 191
 192   subtest = 4;
 193   errno = -4000;                /* None of these calls set errno. */
 194
 195   /* Test ctermid first. */
 196   if ( (p = ctermid(name)) == NULL) e(1);
 197   if (strcmp(p, name) != 0) e(2);
 198   if (strncmp(p, "/dev/tty", 8) != 0) e(3);     /* MINIX convention */
 199
 200   if ( (p = ttyname(0)) == NULL) e(4);
 201   if (strncmp(p, "/dev/tty", 8) != 0 && strcmp(p, "/dev/console") != 0) e(5);
 202   if ( (p = ttyname(3)) != NULL) e(6);
 203   if (ttyname(5000) != NULL) e(7);
 204   if ( (fd = creat("T3a", 0777)) < 0) e(8);
 205   if (ttyname(fd) != NULL) e(9);
 206
 207   if (isatty(0) != 1) e(10);
 208   if (isatty(3) != 0) e(11);
 209   if (isatty(fd) != 0) e(12);
 210   if (close(fd) != 0) e(13);
 211   if (ttyname(fd) != NULL) e(14);
 212 }
 213
 214 void test3e()
 215 {
 216 /* Test ctermid, ttyname, and isatty. */
 217
 218   subtest = 5;
 219   errno = -5000;                /* None of these calls set errno. */
 220
 221   if (sysconf(_SC_ARG_MAX) < _POSIX_ARG_MAX) e(1);
 222   if (sysconf(_SC_CHILD_MAX) < _POSIX_CHILD_MAX) e(2);
 223   if (sysconf(_SC_NGROUPS_MAX) < 0) e(3);
 224   if (sysconf(_SC_OPEN_MAX) < _POSIX_OPEN_MAX) e(4);
 225
 226   /* The rest are MINIX specific */
 227   if (sysconf(_SC_JOB_CONTROL) >= 0) e(5);      /* no job control! */
 228 }
 229
 230 void quit()
 231 {
 232   chdir("..");
 233   system("rm -rf DIR*");
 234
 235   if (errct == 0) {
 236         printf("ok\n");
 237         exit(0);
 238   } else {
 239         printf("%d errors\n", errct);
 240         exit(4);
 241   }
 242 }
 243
 244 void e(n)
 245 int n;
 246 {
 247   int err_num = errno;          /* save errno in case printf clobbers it */
 248
 249   printf("Subtest %d,  error %d  errno=%d  ", subtest, n, errno);
 250   errno = err_num;              /* restore errno, just in case */
 251   perror("");
 252   if (errct++ > MAX_ERROR) {
 253         printf("Test aborted.  Too many errors: ");
 254         chdir("..");
 255         system("rm -rf DIR*");
 256         exit(1);
 257   }
 258 }