test-parsing.c

   1 /*
   2  * Example trivial client program that uses the sparse library
   3  * to tokenize, pre-process and parse a C file, and prints out
   4  * the results.
   5  *
   6  * Copyright (C) 2003 Linus Torvalds, all rights reserved.
   7  */
   8 #include <stdarg.h>
   9 #include <stdlib.h>
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <ctype.h>
  13 #include <unistd.h>
  14 #include <fcntl.h>
  15
  16 #include "lib.h"
  17 #include "token.h"
  18 #include "parse.h"
  19 #include "symbol.h"
  20
  21 int main(int argc, char **argv)
  22 {
  23         int fd = open(argv[1], O_RDONLY);
  24         struct token *token;
  25         struct symbol_list *list = NULL;
  26
  27         if (fd < 0)
  28                 die("No such file: %s", argv[1]);
  29         init_symbols();
  30
  31         // Tokenize the input stream
  32         token = tokenize(argv[1], fd, NULL);
  33         close(fd);
  34
  35         // Pre-process the stream
  36         token = preprocess(token);
  37
  38         // Parse the resulting C code
  39         translation_unit(token, &list);
  40
  41         // Show the end result.
  42         show_symbol_list(list, "\n\n");
  43         printf("\n\n");
  44
  45         // And show the allocation statistics
  46         show_ident_alloc();
  47         show_token_alloc();
  48         show_symbol_alloc();
  49         show_expression_alloc();
  50         show_statement_alloc();
  51         show_string_alloc();
  52         show_bytes_alloc();
  53         return 0;
  54 }