示例#1
0
int
main(int argc, char **argv)
{
        struct TokBuf * tb;

        /* Llamar a la función de inicialización del shell */
        user_inicializar();

        /* Establecer modo no interpretado en la entrada */
        modoInterpretado(0, 0);

        /* Procesar órdenes */
        while ((tb = userin()) != NULL)
        {
                procline(tb);

                /* Liberar el TokBuf que creó la llamada a userin() */
                liberaTokBuf(tb);
        }

        /* Restaurar el modo de la entrada */
        modoInterpretado(0, 1);

        /* Finalmente, a la función de finalización */
        user_finalizar();

        /* Retornar una salida sin error */
        return 0;
}
示例#2
0
文件: a2pb.c 项目: joseph8th/unm-cs
/* a2pa.c: 'minsh-J-E' mini shell main function
 * CS481online, Univ. of New Mexico, Fall 2012 
 *
 * VERSION: b(0.1) (execv, no background)
 * AUTHOR: Joseph Edwards <*****@*****.**>
 */
int main()
{
  /* print prompt and read a line*/
  while ((userin(prompt)) != EOF) {
    /* process the input, execute the command and output the results */	  
    if (procline() == -1) break;
  }
  printf("\n\nTerminating mini-shell [%s].\n", prompt);
  exit(EXIT_SUCCESS);
}
示例#3
0
文件: scf_client.c 项目: plineo/scf
int main(int argc, char *argv[])
{
    set_folders();
    initialize();
    set_signals();
    
    //Iniciar el cliente como servidor de ficheros
    if (init_client() == -1)
	error("Error on init client");

    while(1)
     {
          userin();
          procline();
     }
}
示例#4
0
文件: util.c 项目: Hooman3/freebsd
/*
 * Opens a file and processes it.  Each file is processed line-by-line
 * passing the lines to procline().
 */
int
procfile(const char *fn)
{
	struct file *f;
	struct stat sb;
	struct str ln;
	mode_t s;
	int c, t;

	mcount = mlimit;

	if (strcmp(fn, "-") == 0) {
		fn = label != NULL ? label : getstr(1);
		f = grep_open(NULL);
	} else {
		if (!stat(fn, &sb)) {
			/* Check if we need to process the file */
			s = sb.st_mode & S_IFMT;
			if (s == S_IFDIR && dirbehave == DIR_SKIP)
				return (0);
			if ((s == S_IFIFO || s == S_IFCHR || s == S_IFBLK
				|| s == S_IFSOCK) && devbehave == DEV_SKIP)
					return (0);
		}
		f = grep_open(fn);
	}
	if (f == NULL) {
		file_err = true;
		if (!sflag)
			warn("%s", fn);
		return (0);
	}

	ln.file = grep_malloc(strlen(fn) + 1);
	strcpy(ln.file, fn);
	ln.line_no = 0;
	ln.len = 0;
	linesqueued = 0;
	tail = 0;
	ln.off = -1;

	for (c = 0;  c == 0 || !(lflag || qflag); ) {
		ln.off += ln.len + 1;
		if ((ln.dat = grep_fgetln(f, &ln.len)) == NULL || ln.len == 0) {
			if (ln.line_no == 0 && matchall)
				exit(0);
			else
				break;
		}
		if (ln.len > 0 && ln.dat[ln.len - 1] == '\n')
			--ln.len;
		ln.line_no++;

		/* Return if we need to skip a binary file */
		if (f->binary && binbehave == BINFILE_SKIP) {
			grep_close(f);
			free(ln.file);
			free(f);
			return (0);
		}
		/* Process the file line-by-line */
		if ((t = procline(&ln, f->binary)) == 0 && Bflag > 0) {
			enqueue(&ln);
			linesqueued++;
		}
		c += t;
		if (mflag && mcount <= 0)
			break;
	}
	if (Bflag > 0)
		clearqueue();
	grep_close(f);

	if (cflag) {
		if (!hflag)
			printf("%s:", ln.file);
		printf("%u\n", c);
	}
	if (lflag && !qflag && c != 0)
		printf("%s%c", fn, nullflag ? 0 : '\n');
	if (Lflag && !qflag && c == 0)
		printf("%s%c", fn, nullflag ? 0 : '\n');
	if (c && !cflag && !lflag && !Lflag &&
	    binbehave == BINFILE_BIN && f->binary && !qflag)
		printf(getstr(8), fn);

	free(ln.file);
	free(f);
	return (c);
}
示例#5
0
int main(int argc, char *argv[])
{
  FILE *input, *outiibs, *outfuncs, *outproto;
  char buf[BUFLEN], *p;
  int lineno = 0;

  (void)argc;
  (void)argv;

  /* open output files and write headers */

  if ((outiibs = fopen(FNAME_OUTIIBS, "w")) == NULL) {
    perror("fopen outiibs");
    exit(1);
  }
  fprintf(outiibs, "/* automatically generated by def68k.c */\n\n");
  fprintf(outiibs, "t_iib iibs[] = {\n");
  fprintf(outiibs, "  /* mask, bits, mnemonic, { priv, endblk, zero, ");
  fprintf(outiibs, "used, set },\n");
  fprintf(outiibs, "     size, stype, dtype, sbitpos, dbitpos, immvalue, ");
  fprintf(outiibs, "cc, funcnum */\n");

  if ((outfuncs = fopen(FNAME_OUTFUNCS, "w")) == NULL) {
    perror("fopen outfuncs");
    exit(1);
  }
  fprintf(outfuncs, "/* automatically generated by def68k.c */\n\n");
  fprintf(outfuncs, "void (*cpu68k_funcindex[])(t_ipc *ipc) = {\n");
  fprintf(outfuncs, "  /* function */\n");

  if ((outproto = fopen(FNAME_OUTPROTO, "w")) == NULL) {
    perror("fopen outproto");
    exit(1);
  }
  fprintf(outproto, "/* automatically generated by def68k.c */\n\n");

  /* open input file */

  if ((input = fopen(FNAME_CPUDEF, "r")) == NULL) {
    perror("fopen input");
    exit(1);
  }

  /* loop until end of file */

  printf("Writing CPU definitions... ");
  fflush(stdout);

  while (!feof(input)) {
    /* use unix line numbering from 1 */
    lineno++;
    /* read a line */
    if (ferror(input)) {
      break;
    }
    if (fgets(buf, BUFLEN, input) == NULL) {
      break;
      /* huh? why does this cause fgets to say 'Unknown error'?! */
      perror("fgets");
      exit(1);
    }
    /* remove newline */
    buf[strlen(buf)-1] = '\0';
    /* remove comment */
    if ((p = strchr(buf, ';')) != NULL) {
      *p = '\0';
    }
    /* remove leading spaces */
    p = buf;
    while (*p == ' ')
      p++;
    /* blank line? */
    if (!*p)
      continue;
    /* process line */
    procline(buf, lineno, outiibs, outfuncs, outproto);
  }

  /* close input */

  if (fclose(input)) {
    perror("fclose input");
    exit(1);
  }

  /* output footer */

  fprintf(outiibs, "  { 0, 0, 0, { 0, 0, 0, 0, 0 }, "
	  "0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }\n");
  fprintf(outiibs, "};\n");
  fprintf(outiibs, "int iibs_num = %d;\n", total);

  fprintf(outfuncs, "};\n");

  /* close outputs */

  if (fclose(outiibs)) {
    perror("fclose outiibs");
    exit(1);
  }
  if (fclose(outfuncs)) {
    perror("fclose outfuncs");
    exit(1);
  }
  if (fclose(outproto)) {
    perror("fclose outproto");
    exit(1);
  }

  printf("done.\n");
  fflush(stdout);

  return(0);
}  
示例#6
0
int
procfile(char *fn)
{
	str_t ln;
	file_t *f;
	int c, t, z, nottext;

	if (fn == NULL) {
		fn = "(standard input)";
		f = grep_fdopen(STDIN_FILENO, "r");
	} else {
		f = grep_open(fn, "r");
	}
	if (f == NULL) {
		file_err = 1;
		if (!sflag)
			warn("%s", fn);
		return 0;
	}

	nottext = grep_bin_file(f);
	if (nottext && binbehave == BIN_FILE_SKIP) {
		grep_close(f);
		return 0;
	}

	ln.file = fn;
	ln.line_no = 0;
	ln.len = 0;
	linesqueued = 0;
	tail = 0;
	ln.off = -1;

	if (Bflag > 0)
		initqueue();
	for (c = 0;  c == 0 || !(lflag || qflag); ) {
		ln.off += ln.len + 1;
		if ((ln.dat = grep_fgetln(f, &ln.len)) == NULL)
			break;
		if (ln.len > 0 && ln.dat[ln.len - 1] == '\n')
			--ln.len;
		ln.line_no++;

		z = tail;

		if ((t = procline(&ln, nottext)) == 0 && Bflag > 0 && z == 0) {
			enqueue(&ln);
			linesqueued++;
		}
		c += t;
	}
	if (Bflag > 0)
		clearqueue();
	grep_close(f);

	if (cflag) {
		if (!hflag)
			printf("%s:", ln.file);
		printf("%u\n", c);
	}
	if (lflag && c != 0)
		printf("%s\n", fn);
	if (Lflag && c == 0)
		printf("%s\n", fn);
	if (c && !cflag && !lflag && !Lflag &&
	    binbehave == BIN_FILE_BIN && nottext && !qflag)
		printf("Binary file %s matches\n", fn);

	return c;
}