示例#1
0
int
benchmark (void)
{
  prep1((CHARTYPE *) search, 3);
  exec1((CHARTYPE *) buf, strlen(buf));
  prep2((CHARTYPE *) search, 3);
  exec2((CHARTYPE *) buf, strlen(buf));
  return 0;
}
示例#2
0
文件: main.c 项目: raptium/coursework
int main(int argc, char *argv[], char *envp[]) {
  char line[256];
  char ch;
  char *pwd;
  int i;
  cmd_ptr *cmdptr = NULL;

  pwd = malloc(sizeof(char) * 1024);
  jlist = jobs_init();
  //signal(SIGCHLD, SIG_DFL);
  signal(SIGINT,  SIG_IGN);
  signal(SIGTERM, SIG_IGN);
  signal(SIGQUIT, SIG_IGN);
  signal(SIGTSTP, SIG_IGN);
  signal(SIGSTOP, SIG_IGN);


  for (;;) {
    struct task *newtask;
    struct tnode *nodelist;
    strcpy(pwd, getenv("PWD"));
    printf("[CSC3150 shell:%s]$", pwd);

    line[0] = 0;
    i = 0;
    while ((ch = getchar()) != '\n')
      line[i++] = ch;
    line[i] = 0;
    if (line[0] == 0)
      continue;
    //temp=malloc(sizeof(char)*(strlen(line)+1));
    //strcpy(temp,line);
    if (!firstck(line)) {
      printf("Error: invalid input command line\n");
      continue;
    }
    //printf("Error\n");
    cmdptr = malloc(sizeof(cmd_ptr));
    initialize2(cmdptr);
    newtask = malloc(sizeof(struct task));
    newtask->cmd = malloc(sizeof(char) * (strlen(line) + 1));
    strcpy(newtask->cmd, line);
    jlist->job[jlist->n++] = newtask;

    if (start_chk(line) == 2) {
      nodelist = bnode(line);
      exec1(nodelist);
      continue;
    }
    if (start_chk(line) == 3)
      getcmd3(line, cmdptr);
    else if (start_chk(line) == 4)
      getcmd4(line, cmdptr);
    else if (start_chk(line) == 5)
      getcmd5(line, cmdptr);
    else if (start_chk(line) == 6)
      getcmd6(line, cmdptr);
    else if (start_chk(line) == 7)
      getcmd7(line, cmdptr);
    else if (start_chk(line) == 8)
      getcmd8(line, cmdptr);

    else {
      printf("Error: invalid input command line\n");
      continue;
    }


    nodelist = newnode(cmdptr);
    newtask->tids = execute(nodelist, NULL, NULL);
    if (newtask->tids != NULL) {
      jlist->job[jlist->n] = newtask;
      jlist->n++;
    }
    lwait(newtask->tids);

  }


  return 0;
}