none/tests/execve.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <unistd.h>
   4
   5 int main(int argc, char **argv)
   6 {
   7    if (argc == 1)
   8    {
   9       // This tests the case where argv and envp are NULL, which is easy to
  10       // get wrong because it's an unusual case.
  11
  12 #if defined(VGO_solaris)
  13       // Solaris requires non-NULL argv parameter
  14       char *const argv_exe[] = {"true", NULL};
  15       if (execve("/bin/true", argv_exe, NULL) < 0)
  16 #elif defined(VGO_darwin)
  17       if (execve("/usr/bin/true", NULL, NULL) < 0)
  18 #else
  19       if (execve("/bin/true", NULL, NULL) < 0)
  20 #endif
  21       {
  22          perror("execve");
  23          exit(1);
  24       }
  25    }
  26
  27    exit(0);
  28 }