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      1 /*===-- helpers.c - tool for testing libLLVM and llvm-c API ---------------===*\
      2 |*                                                                            *|
      3 |*                     The LLVM Compiler Infrastructure                       *|
      4 |*                                                                            *|
      5 |* This file is distributed under the University of Illinois Open Source      *|
      6 |* License. See LICENSE.TXT for details.                                      *|
      7 |*                                                                            *|
      8 |*===----------------------------------------------------------------------===*|
      9 |*                                                                            *|
     10 |* Helper functions                                                           *|
     11 |*                                                                            *|
     12 \*===----------------------------------------------------------------------===*/
     13 
     14 #include "llvm-c-test.h"
     15 #include <stdio.h>
     16 #include <string.h>
     17 
     18 #define MAX_TOKENS 512
     19 #define MAX_LINE_LEN 1024
     20 
     21 void llvm_tokenize_stdin(void (*cb)(char **tokens, int ntokens)) {
     22   char line[MAX_LINE_LEN];
     23   char *tokbuf[MAX_TOKENS];
     24 
     25   while (fgets(line, sizeof(line), stdin)) {
     26     int c = 0;
     27 
     28     if (line[0] == ';' || line[0] == '\n')
     29       continue;
     30 
     31     while (c < MAX_TOKENS) {
     32       tokbuf[c] = strtok(c ? NULL : line, " \n");
     33       if (!tokbuf[c])
     34         break;
     35       c++;
     36     }
     37     if (c)
     38       cb(tokbuf, c);
     39   }
     40 }
     41