thodg/libgit2/src/diff_output.h

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• Hash : 793c4385
  Author :
  Date : 2012-11-20T16:36:06
  

  Update diff callback param order This makes the diff functions that take callbacks both take the payload parameter after the callback function pointers and pass the payload as the last argument to the callback function instead of the first. This should make them consistent with other callbacks across the API.

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• src/diff_output.h

• /*
   * Copyright (C) 2009-2012 the libgit2 contributors
   *
   * 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_diff_output_h__
  #define INCLUDE_diff_output_h__
  
  #include "git2/blob.h"
  #include "diff.h"
  #include "map.h"
  #include "xdiff/xdiff.h"
  
  #define MAX_DIFF_FILESIZE 0x20000000
  
  enum {
  	GIT_DIFF_PATCH_ALLOCATED  = (1 << 0),
  	GIT_DIFF_PATCH_PREPPED    = (1 << 1),
  	GIT_DIFF_PATCH_LOADED     = (1 << 2),
  	GIT_DIFF_PATCH_DIFFABLE   = (1 << 3),
  	GIT_DIFF_PATCH_DIFFED     = (1 << 4),
  };
  
  /* context for performing diffs */
  typedef struct {
  	git_repository   *repo;
  	git_diff_list    *diff;
  	const git_diff_options *opts;
  	git_diff_file_cb  file_cb;
  	git_diff_hunk_cb  hunk_cb;
  	git_diff_data_cb  data_cb;
  	void *payload;
  	int   error;
  	git_diff_range range;
  	xdemitconf_t xdiff_config;
  	xpparam_t    xdiff_params;
  } diff_context;
  
  /* cached information about a single span in a diff */
  typedef struct diff_patch_line diff_patch_line;
  struct diff_patch_line {
  	const char *ptr;
  	size_t len;
  	int lines, oldno, newno;
  	char origin;
  };
  
  /* cached information about a hunk in a diff */
  typedef struct diff_patch_hunk diff_patch_hunk;
  struct diff_patch_hunk {
  	git_diff_range range;
  	char   header[128];
  	size_t header_len;
  	size_t line_start;
  	size_t line_count;
  };
  
  struct git_diff_patch {
  	git_refcount rc;
  	git_diff_list *diff; /* for refcount purposes, maybe NULL for blob diffs */
  	git_diff_delta *delta;
  	diff_context *ctxt; /* only valid while generating patch */
  	git_iterator_type_t old_src;
  	git_iterator_type_t new_src;
  	git_blob *old_blob;
  	git_blob *new_blob;
  	git_map  old_data;
  	git_map  new_data;
  	uint32_t flags;
  	diff_patch_hunk *hunks;
  	size_t hunks_asize, hunks_size;
  	diff_patch_line *lines;
  	size_t lines_asize, lines_size;
  };
  
  /* context for performing diff on a single delta */
  typedef struct {
  	git_diff_patch *patch;
  	uint32_t prepped  : 1;
  	uint32_t loaded   : 1;
  	uint32_t diffable : 1;
  	uint32_t diffed   : 1;
  } diff_delta_context;
  
  extern int git_diff__paired_foreach(
  	git_diff_list *idx2head,
  	git_diff_list *wd2idx,
  	int (*cb)(git_diff_delta *i2h, git_diff_delta *w2i, void *payload),
  	void *payload);
  
  #endif
  

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