thodg/libgit2/src/config_backend.h

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• Hash : 2bff84ba
  Author :
  Date : 2019-07-26T21:02:56
  

  config_file: separate out read-only backend To further distinguish the file writeable and readonly backends, separate the readonly backend into its own "config_snapshot.c" implementation. The snapshot backend can be generically used to snapshot any type of backend.

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• src/config_backend.h

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  #ifndef INCLUDE_config_file_h__
  #define INCLUDE_config_file_h__
  
  #include "common.h"
  
  #include "git2/sys/config.h"
  #include "git2/config.h"
  
  /**
   * Create a configuration file backend for ondisk files
   *
   * These are the normal `.gitconfig` files that Core Git
   * processes. Note that you first have to add this file to a
   * configuration object before you can query it for configuration
   * variables.
   *
   * @param out the new backend
   * @param path where the config file is located
   */
  extern int git_config_backend_from_file(git_config_backend **out, const char *path);
  
  /**
   * Create a readonly configuration file backend from another backend
   *
   * This copies the complete contents of the source backend to the
   * new backend. The new backend will be completely read-only and
   * cannot be modified.
   *
   * @param out the new snapshotted backend
   * @param source the backend to copy
   */
  extern int git_config_backend_snapshot(git_config_backend **out, git_config_backend *source);
  
  /**
   * Create an in-memory configuration file backend
   *
   * @param out the new backend
   * @param cfg the configuration that is to be parsed
   * @param len the length of the string pointed to by `cfg`
   */
  extern int git_config_backend_from_string(git_config_backend **out, const char *cfg, size_t len);
  
  GIT_INLINE(int) git_config_backend_open(git_config_backend *cfg, unsigned int level, const git_repository *repo)
  {
  	return cfg->open(cfg, level, repo);
  }
  
  GIT_INLINE(void) git_config_backend_free(git_config_backend *cfg)
  {
  	if (cfg)
  		cfg->free(cfg);
  }
  
  GIT_INLINE(int) git_config_backend_get_string(
  	git_config_entry **out, git_config_backend *cfg, const char *name)
  {
  	return cfg->get(cfg, name, out);
  }
  
  GIT_INLINE(int) git_config_backend_set_string(
  	git_config_backend *cfg, const char *name, const char *value)
  {
  	return cfg->set(cfg, name, value);
  }
  
  GIT_INLINE(int) git_config_backend_delete(
  	git_config_backend *cfg, const char *name)
  {
  	return cfg->del(cfg, name);
  }
  
  GIT_INLINE(int) git_config_backend_foreach(
  	git_config_backend *cfg,
  	int (*fn)(const git_config_entry *entry, void *data),
  	void *data)
  {
  	return git_config_backend_foreach_match(cfg, NULL, fn, data);
  }
  
  GIT_INLINE(int) git_config_backend_lock(git_config_backend *cfg)
  {
  	return cfg->lock(cfg);
  }
  
  GIT_INLINE(int) git_config_backend_unlock(git_config_backend *cfg, int success)
  {
  	return cfg->unlock(cfg, success);
  }
  
  #endif
  

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