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/*
* This file is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2,
* as published by the Free Software Foundation.
*
* In addition to the permissions in the GNU General Public License,
* the authors give you unlimited permission to link the compiled
* version of this file into combinations with other programs,
* and to distribute those combinations without any restriction
* coming from the use of this file. (The General Public License
* restrictions do apply in other respects; for example, they cover
* modification of the file, and distribution when not linked into
* a combined executable.)
*
* This file is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "common.h"
#include "commit.h"
#include "revwalk.h"
git_revpool *gitrp_alloc(git_odb *db)
{
git_revpool *walk = git__malloc(sizeof(*walk));
if (!walk)
return NULL;
memset(walk, 0x0, sizeof(git_revpool));
walk->db = db;
return walk;
}
void gitrp_free(git_revpool *walk)
{
free(walk);
}
void gitrp_push(git_revpool *pool, git_commit *commit)
{
if ((commit->flags & GIT_COMMIT_SEEN) != 0)
return;
/* FIXME:
* Unparsed commit objects? Where do these come from?
* Do we need to handle them?
*/
if (!commit->parsed)
return;
commit->flags |= GIT_COMMIT_SEEN;
git_commit_list_insert(&pool->commits, commit);
}
void gitrp_prepare_walk(git_revpool *pool)
{
// TODO: sort commit list based on walk ordering
pool->iterator = pool->commits;
pool->walking = 1;
}
git_commit *gitrp_next(git_revpool *pool)
{
git_commit *next;
if (!pool->walking)
gitrp_prepare_walk(pool);
// Iteration finished
if (pool->iterator == NULL)
{
gitrp_reset(pool);
return NULL;
}
next = pool->iterator->commit;
pool->iterator = pool->iterator->next;
return next;
}
void gitrp_reset(git_revpool *pool)
{
pool->iterator = NULL;
pool->walking = 0;
}
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