1 /*===-- helpers.c - tool for testing libLLVM and llvm-c API ---------------===*\
2 |*                                                                            *|
3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
4 |* Exceptions.                                                                *|
5 |* See https://llvm.org/LICENSE.txt for license information.                  *|
6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
7 |*                                                                            *|
8 |*===----------------------------------------------------------------------===*|
9 |*                                                                            *|
10 |* Helper functions                                                           *|
11 |*                                                                            *|
12 \*===----------------------------------------------------------------------===*/
13 
14 #include <stdio.h>
15 #include <string.h>
16 
17 #define MAX_TOKENS 512
18 #define MAX_LINE_LEN 1024
19 
llvm_tokenize_stdin(void (* cb)(char ** tokens,int ntokens))20 void llvm_tokenize_stdin(void (*cb)(char **tokens, int ntokens)) {
21   char line[MAX_LINE_LEN];
22   char *tokbuf[MAX_TOKENS];
23 
24   while (fgets(line, sizeof(line), stdin)) {
25     int c = 0;
26 
27     if (line[0] == ';' || line[0] == '\n')
28       continue;
29 
30     while (c < MAX_TOKENS) {
31       tokbuf[c] = strtok(c ? NULL : line, " \n");
32       if (!tokbuf[c])
33         break;
34       c++;
35     }
36     if (c)
37       cb(tokbuf, c);
38   }
39 }
40