source: rtems/doc/tools/src2html1.4a/Ctags/print.c @ 52461c5

4.104.114.84.95
Last change on this file since 52461c5 was 52461c5, checked in by Joel Sherrill <joel.sherrill@…>, on Apr 14, 1998 at 4:03:45 PM

New files

  • Property mode set to 100644
File size: 3.9 KB
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1/*
2 * Copyright (c) 1987 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *      This product includes software developed by the University of
16 *      California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef lint
35static char sccsid[] = "@(#)print.c     5.4 (Berkeley) 2/26/91";
36#endif /* not lint */
37
38#include <unistd.h>
39#include <stdio.h>
40#include <stdlib.h>
41#include <string.h>
42#include "ctags.h"
43
44extern char     searchar;               /* ex search character */
45
46/*
47 * getline --
48 *      get the line the token of interest occurred on,
49 *      prepare it for printing.
50 */
51getline()
52{
53        register long   saveftell;
54        register int    c,
55                        cnt;
56        register char   *cp;
57
58        saveftell = ftell(inf);
59        (void)fseek(inf,lineftell,SEEK_SET);
60        if (xflag)
61                for (cp = lbuf;GETC(!=,'\n');*cp++ = c);
62        /*
63         * do all processing here, so we don't step through the
64         * line more than once; means you don't call this routine
65         * unless you're sure you've got a keeper.
66         */
67        else for (cnt = 0,cp = lbuf;GETC(!=,EOF) && cnt < ENDLINE;++cnt) {
68                if (c == (int)'\\') {           /* backslashes */
69                        if (cnt > ENDLINE - 2)
70                                break;
71                        *cp++ = '\\'; *cp++ = '\\';
72                        ++cnt;
73                }
74                else if (c == (int)searchar) {  /* search character */
75                        if (cnt > ENDLINE - 2)
76                                break;
77                        *cp++ = '\\'; *cp++ = c;
78                        ++cnt;
79                }
80                else if (c == (int)'\n') {      /* end of keep */
81                        *cp++ = '$';            /* can find whole line */
82                        break;
83                }
84                else
85                        *cp++ = c;
86        }
87        *cp = EOS;
88        (void)fseek(inf,saveftell,SEEK_SET);
89}
90
91char *symtype[]= {
92        "Unknown",
93        "Preprocessor macro",
94        "Preprocessor define",
95        "C function",
96        "C variable",
97        "C struct",
98        "C union",
99        "C typedef",
100        "C enum"
101};
102
103/*
104 * put_entries --
105 *      write out the tags
106 */
107put_entries(node)
108        register NODE   *node;
109{
110        extern FILE     *outf;          /* ioptr for tags file */
111        extern int      vflag;          /* -v: vgrind style output */
112        extern int      yflag;          /* -y: yet another style output */
113
114        if (node->left)
115                put_entries(node->left);
116        if (vflag)
117                printf("%s %s %d\n",
118                    node->entry,node->file,(node->lno + 63) / 64);
119        else if (xflag)
120                printf("%-16s %4d %-16s %s\n",
121                    node->entry,node->lno,node->file,node->pat);
122        else if (yflag)
123                printf("%-16s %4d %-16s %s\n",
124                    node->entry,node->lno,node->file,symtype[node->symbtype]);
125        else
126                fprintf(outf,"%s\t%s\t%c^%s%c\n",
127                    node->entry,node->file,searchar,node->pat,searchar);
128        if (node->right)
129                put_entries(node->right);
130}
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