1 | /* |
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2 | * Copyright (c) 1987 The Regents of the University of California. |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * 1. Redistributions of source code must retain the above copyright |
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9 | * notice, this list of conditions and the following disclaimer. |
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10 | * 2. Redistributions in binary form must reproduce the above copyright |
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11 | * notice, this list of conditions and the following disclaimer in the |
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12 | * documentation and/or other materials provided with the distribution. |
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13 | * 3. All advertising materials mentioning features or use of this software |
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14 | * must display the following acknowledgement: |
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15 | * This product includes software developed by the University of |
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16 | * California, Berkeley and its contributors. |
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17 | * 4. Neither the name of the University nor the names of its contributors |
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18 | * may be used to endorse or promote products derived from this software |
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19 | * without specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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31 | * SUCH DAMAGE. |
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32 | * |
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33 | * @(#)ctags.h 5.4 (Berkeley) 2/26/91 |
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34 | */ |
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35 | |
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36 | #include <strings.h> |
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37 | #define bool char |
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38 | |
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39 | #define YES 1 |
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40 | #define NO 0 |
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41 | #define EOS '\0' |
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42 | |
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43 | #define ENDLINE 50 /* max length of pattern */ |
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44 | #define MAXTOKEN 250 /* max size of single token */ |
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45 | |
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46 | #define SETLINE {++lineno;lineftell = ftell(inf);} |
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47 | #define GETC(op,exp) ((c = getc(inf)) op (int)exp) |
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48 | |
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49 | #define iswhite(arg) (_wht[arg]) /* T if char is white */ |
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50 | #define begtoken(arg) (_btk[arg]) /* T if char can start token */ |
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51 | #define intoken(arg) (_itk[arg]) /* T if char can be in token */ |
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52 | #define endtoken(arg) (_etk[arg]) /* T if char ends tokens */ |
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53 | #define isgood(arg) (_gd[arg]) /* T if char can be after ')' */ |
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54 | |
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55 | /* Symbol types */ |
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56 | #define SY_MAC 1 /* Preprocessor Macros */ |
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57 | #define SY_DEF 2 /* Preprocessor Defines */ |
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58 | #define SY_FUN 3 /* C Functions */ |
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59 | #define SY_VAR 4 /* C Variables */ |
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60 | #define SY_STR 5 /* C Structs */ |
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61 | #define SY_UNI 6 /* C Unions */ |
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62 | #define SY_TYP 7 /* C Typedefs */ |
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63 | #define SY_ENU 8 /* C Enums */ |
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64 | |
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65 | typedef struct nd_st { /* sorting structure */ |
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66 | struct nd_st *left, |
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67 | *right; /* left and right sons */ |
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68 | char *entry, /* function or type name */ |
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69 | *file, /* file name */ |
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70 | *pat; /* search pattern */ |
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71 | int symbtype; /* Type of symbol */ |
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72 | int lno; /* for -x option */ |
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73 | bool been_warned; /* set if noticed dup */ |
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74 | } NODE; |
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75 | |
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76 | extern FILE *inf; /* ioptr for current input file */ |
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77 | extern long lineftell; /* ftell after getc( inf ) == '\n' */ |
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78 | extern int lineno, /* line number of current line */ |
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79 | xflag; /* -x: cxref style output */ |
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80 | extern bool _wht[0177],_etk[0177],_itk[0177],_btk[0177],_gd[0177]; |
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81 | extern char lbuf[BUFSIZ]; |
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