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/*
* file/git-file.h - Open and read a file from git version control system
*
* Written 2016 by Werner Almesberger
* Copyright 2016 by Werner Almesberger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef FILE_GIT_FILE_H
#define FILE_GIT_FILE_H
#include <stdbool.h>
/*
* future-proofing: if someone wants to add back-ends for other version control
* systems, the identifiers will already be there.
*/
#define vcs_open vcs_git_open
#define vcs_read vcs_git_read
#define vcs_close vcs_git_close
struct vcs_git;
struct file;
void vcs_git_init(void);
void *vcs_git_get_oid(const void *ctx); /* mallocs */
bool vcs_git_oid_eq(const void *a, const void *b);
struct vcs_git *vcs_git_open(const char *revision, const char *name,
const struct vcs_git *related);
bool vcs_git_read(void *ctx, struct file *file,
bool (*parse)(const struct file *file, void *user, const char *line),
void *user);
void vcs_git_close(void *ctx);
#endif /* !FILE_GIT_FILE_H */
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