test-lexing.c

   1 /*
   2  * Example test program that just uses the tokenization and
   3  * preprocessing phases, and prints out the results.
   4  *
   5  * Copyright (C) 2003 Linus Torvalds, all rights reserved.
   6  */
   7 #include <stdarg.h>
   8 #include <stdlib.h>
   9 #include <stdio.h>
  10 #include <string.h>
  11 #include <ctype.h>
  12 #include <unistd.h>
  13 #include <fcntl.h>
  14
  15 #include "token.h"
  16 #include "symbol.h"
  17
  18 char *includepath[] = {
  19         "/usr/lib/gcc-lib/i386-redhat-linux/3.2.1/include/",
  20 #if 1
  21         "/home/torvalds/v2.5/linux/include/",
  22         "/home/torvalds/v2.5/linux/include/asm-i386/mach-default/",
  23 #else
  24         "/usr/include/",
  25         "/usr/local/include/",
  26 #endif
  27         "",
  28         NULL
  29 };
  30
  31
  32 int main(int argc, char **argv)
  33 {
  34         int fd = open(argv[1], O_RDONLY);
  35         struct token *token;
  36
  37         if (fd < 0)
  38                 die("No such file: %s", argv[1]);
  39
  40         init_symbols();
  41         token = tokenize(argv[1], fd, NULL);
  42         close(fd);
  43         token = preprocess(token);
  44
  45         while (!eof_token(token)) {
  46                 struct token *next = token->next;
  47                 char * separator = "";
  48                 if (next->whitespace)
  49                         separator = " ";
  50                 if (next->newline)
  51                         separator = "\n";
  52                 printf("%s%s", show_token(token), separator);
  53                 token = next;
  54         }
  55         putchar('\n');
  56         show_identifier_stats();
  57         return 0;
  58 }