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kc3-lang/libgit2/include/git2/mailmap.h

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  • Author : Edward Thomson
    Date : 2026-06-13 17:01:04
    Hash : e32cb67d
    Message : docs: specify out params

  • include/git2/mailmap.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_git_mailmap_h__
    #define INCLUDE_git_mailmap_h__
    
    #include "common.h"
    #include "types.h"
    #include "buffer.h"
    
    /**
     * @file git2/mailmap.h
     * @brief Mailmaps provide alternate email addresses for users
     * @defgroup git_mailmap Git mailmap routines
     * @ingroup Git
     * @{
     *
     * A mailmap can be used to specify alternate email addresses for
     * repository committers or authors. This allows systems to map
     * commits made using different email addresses to the same logical
     * person.
     */
    GIT_BEGIN_DECL
    
    /**
     * Allocate a new mailmap object.
     *
     * This object is empty, so you'll have to add a mailmap file before you can do
     * anything with it. The mailmap must be freed with 'git_mailmap_free'.
     *
     * @param[out] out pointer to store the new mailmap
     * @return 0 on success, or an error code
     */
    GIT_EXTERN(int) git_mailmap_new(git_mailmap **out);
    
    /**
     * Free the mailmap and its associated memory.
     *
     * @param mm the mailmap to free
     */
    GIT_EXTERN(void) git_mailmap_free(git_mailmap *mm);
    
    /**
     * Add a single entry to the given mailmap object. If the entry already exists,
     * it will be replaced with the new entry.
     *
     * @param mm mailmap to add the entry to
     * @param real_name the real name to use, or NULL
     * @param real_email the real email to use, or NULL
     * @param replace_name the name to replace, or NULL
     * @param replace_email the email to replace
     * @return 0 on success, or an error code
     */
    GIT_EXTERN(int) git_mailmap_add_entry(
    	git_mailmap *mm, const char *real_name, const char *real_email,
    	const char *replace_name, const char *replace_email);
    
    /**
     * Create a new mailmap instance containing a single mailmap file
     *
     * @param[out] out pointer to store the new mailmap
     * @param buf buffer to parse the mailmap from
     * @param len the length of the input buffer
     * @return 0 on success, or an error code
     */
    GIT_EXTERN(int) git_mailmap_from_buffer(
    	git_mailmap **out, const char *buf, size_t len);
    
    /**
     * Create a new mailmap instance from a repository, loading mailmap files based
     * on the repository's configuration.
     *
     * Mailmaps are loaded in the following order:
     *  1. '.mailmap' in the root of the repository's working directory, if present.
     *  2. The blob object identified by the 'mailmap.blob' config entry, if set.
     * 	   [NOTE: 'mailmap.blob' defaults to 'HEAD:.mailmap' in bare repositories]
     *  3. The path in the 'mailmap.file' config entry, if set.
     *
     * @param[out] out pointer to store the new mailmap
     * @param repo repository to load mailmap information from
     * @return 0 on success, or an error code
     */
    GIT_EXTERN(int) git_mailmap_from_repository(
    	git_mailmap **out, git_repository *repo);
    
    /**
     * Resolve a name and email to the corresponding real name and email.
     *
     * The lifetime of the strings are tied to `mm`, `name`, and `email` parameters.
     *
     * @param[out] real_name pointer to store the real name
     * @param[out] real_email pointer to store the real email
     * @param mm the mailmap to perform a lookup with (may be NULL)
     * @param name the name to look up
     * @param email the email to look up
     * @return 0 on success, or an error code
     */
    GIT_EXTERN(int) git_mailmap_resolve(
    	const char **real_name, const char **real_email,
    	const git_mailmap *mm, const char *name, const char *email);
    
    /**
     * Resolve a signature to use real names and emails with a mailmap.
     *
     * Call `git_signature_free()` to free the data.
     *
     * @param[out] out new signature
     * @param mm mailmap to resolve with
     * @param sig signature to resolve
     * @return 0 or an error code
     */
    GIT_EXTERN(int) git_mailmap_resolve_signature(
    	git_signature **out, const git_mailmap *mm, const git_signature *sig);
    
    /** @} */
    GIT_END_DECL
    
    #endif