cat.c

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/************************************************************************
 * Copyright (C) 2008-2009 Philipp Marek.
 *
 * This program is free software;  you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 as
 * published by the Free Software Foundation.
 ************************************************************************/

#include <stdlib.h>
#include <unistd.h>


#include "global.h"
#include "waa.h"
#include "revert.h"
#include "url.h"
#include "est_ops.h"


int cat__work(struct estat *root, int argc, char *argv[])
{
    int status;
    char **normalized;
    struct estat *sts;
    struct svn_stream_t *output;
    svn_error_t *status_svn;


    status=0;
    STOPIF_CODE_ERR( argc != 1, EINVAL,
            "!Exactly a single path must be given.");

    STOPIF_CODE_ERR( opt_target_revisions_given > 1, EINVAL,
            "!At most a single revision is allowed.");

    STOPIF( waa__find_common_base(argc, argv, &normalized), NULL);
    STOPIF( url__load_list(NULL, 0), NULL);
    STOPIF( waa__input_tree( root, NULL, NULL), NULL);

    STOPIF( ops__traverse(root, normalized[0], 
                OPS__FAIL_NOT_LIST, 0, &sts), NULL);

    current_url=sts->url;
    STOPIF_CODE_ERR( !current_url, EINVAL,
            "!For this entry no URL is known.");
            
    STOPIF( url__open_session(NULL, NULL), NULL);
    STOPIF_SVNERR( svn_stream_for_stdout,
            (&output, global_pool));

    STOPIF( rev__get_text_to_stream( normalized[0], 
                opt_target_revisions_given ? 
                opt_target_revision : sts->repos_rev,
                DECODER_UNKNOWN,
                output, NULL, NULL, NULL, global_pool), NULL);

ex:
    return status;
}
 

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