actions.c

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/************************************************************************
 * Copyright (C) 2005-2009 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 <stdio.h>
#include <stdlib.h>

#include "actions.h"
#include "est_ops.h"
#include "global.h"
#include "checksum.h"
#include "options.h"
#include "waa.h"


int ac__dispatch(struct estat *sts)
{
    int status;

    status=0;
    if (!action->local_callback) goto ex;

    /* We cannot really test the type here; on update we might only know that 
     * it's a special file, but not which type exactly. */
#if 0
    BUG_ON(!(
                S_ISDIR(sts->st.mode) || S_ISREG(sts->st.mode) || 
                S_ISCHR(sts->st.mode) || S_ISBLK(sts->st.mode) || 
                S_ISLNK(sts->st.mode) ),
            "%s has mode 0%o", sts->name, sts->st.mode);
#endif

    if (ops__allowed_by_filter(sts) ||
            (sts->entry_status & FS_CHILD_CHANGED))
    {
        /* If
         * - we want to see all entries,
         * - there's no parent that could be removed ("." is always there), or
         * - the parent still exists,
         * we print the entry. */
        if (opt__get_int(OPT__ALL_REMOVED) ||
                !sts->parent ||
                (sts->parent->entry_status & FS_REPLACED)!=FS_REMOVED)
            STOPIF( action->local_callback(sts), NULL);
    }
    else 
        DEBUGP("%s is not the entry you're looking for", sts->name);

ex:
    return status;
}


int act__find_action_by_name(const char *cmd, 
        struct actionlist_t **action_p)
{
    int i, status;
    struct actionlist_t *action_v;
    int match_nr;
    char const* const* cp;
    size_t len;


    status=0;
    len=strlen(cmd);
    match_nr=0;
    action_v=action_list;

    for (i=action_list_count-1; i >=0; i--)
    {
        cp=action_list[i].name;
        while (*cp)
        {
            if (strncmp(*cp, cmd, len) == 0)
            {
                action_v=action_list+i;

                /* If it's am exact match, we're done.
                 * Needed for "co" (checkout) vs. "commit". */
                if (len == strlen(*cp)) goto done;

                match_nr++;
                break;
            }

            cp++;
        }
    }

    STOPIF_CODE_ERR( match_nr <1, ENOENT,
            "!Action \"%s\" not found. Try \"help\".", cmd);
    STOPIF_CODE_ERR( match_nr >=2, EINVAL,
            "!Action \"%s\" is ambiguous. Try \"help\".", cmd);

done:
    *action_p=action_v;

ex:
    return status;
}

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