obp/tools/fscope/format_tags.c

/*
* ========== Copyright Header Begin ==========================================
*
* Hypervisor Software File: format_tags.c
*
* Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved.
*
*  - Do no alter or remove copyright notices
*
*  - Redistribution and use of this software in source and binary forms, with
*    or without modification, are permitted provided that the following
*    conditions are met:
*
*  - Redistribution of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*
*  - Redistribution in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
*    Neither the name of Sun Microsystems, Inc. or the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*     This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
* INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
* MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
* OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
* FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
* DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
* SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed, licensed or
* intended for use in the design, construction, operation or maintenance of
* any nuclear facility.
*
* ========== Copyright Header End ============================================
*/
/*
 * @(#)format_tags.c 1.1 02/05/02
 * Copyright 2001-2002 Sun Microsystems, Inc.  All Rights Reserved
 * Use is subject to license terms.
 */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>

#include "fscope.h"

typedef struct TAG_T {
        char *name;
        char *file;
        int line;
        struct TAG_T *next;
} tag_t;

void
xref_tag_init(extract_t *info)
{
        info->private = malloc(128 * sizeof (tag_t));
        memset(info->private, 0, 128 * sizeof (tag_t));
}

void
xref_tag_fini(extract_t *info)
{
        int i;
        tag_t *this_tag, *next;
        tag_t **tags = info->private;

        for (i = 0; i < 128; i++) {
                this_tag = tags[i];
                while (this_tag) {
                        next = this_tag->next;
                        fprintf(info->outfd, "%s\t%s\t%d\n",
                            this_tag->name,
                            this_tag->file,
                            this_tag->line);
                        free(this_tag->file);
                        free(this_tag);
                        this_tag = next;
                }
        }
        free(info->private);
        info->private = NULL;
}

void
xref_tag_format(extract_t *info, xref_t *cref)
{
        tag_t **all_tags = info->private;
        tag_t *ipt, *new, *prev;

        new = malloc(sizeof (tag_t));
        new->name = cref->name;
        new->file = strdup(expand_filename(info, cref));
        new->line = cref->linenum;
        new->next = NULL;
        ipt = all_tags[(unsigned int)cref->name[0]];
        prev = NULL;
        while ((ipt != NULL) && (strcmp(new->name, ipt->name) > 0)) {
                prev = ipt;
                ipt = ipt->next;
        }
        if (prev == NULL) {
                new->next = all_tags[(unsigned int)cref->name[0]];
                all_tags[(unsigned int)cref->name[0]] = new;
        } else {
                new->next = prev->next;
                prev->next = new;
        }
}

void
xref_etag_format(extract_t *info, xref_t *cref)
{
        fprintf(stderr, "etags, not yet implemented, sorry\n");
        exit(1);
}