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85a0e28b80
If you want to be absolutely safe with git_message_prettify, you can now pass a NULL pointer for the buffer and get back the number of bytes that would be copied into the buffer. This means that an error is a non-negative return code and a success will be greater than zero from this function.
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
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* Copyright (C) 2009-2012 the libgit2 contributors
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*
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* This file is part of libgit2, distributed under the GNU GPL v2 with
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* a Linking Exception. For full terms see the included COPYING file.
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*/
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#ifndef INCLUDE_git_message_h__
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#define INCLUDE_git_message_h__
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#include "common.h"
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/**
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* @file git2/message.h
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* @brief Git message management routines
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* @ingroup Git
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* @{
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*/
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GIT_BEGIN_DECL
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/**
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* Clean up message from excess whitespace and make sure that the last line
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* ends with a '\n'.
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*
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* Optionally, can remove lines starting with a "#".
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*
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* @param message_out The user allocated buffer which will be filled with
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* the cleaned up message. Pass NULL if you just want to get the size of the
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* prettified message as the output value.
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*
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* @param size The size of the allocated buffer message_out.
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*
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* @param message The message to be prettified.
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*
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* @param strip_comments 1 to remove lines starting with a "#", 0 otherwise.
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*
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* @return -1 on error, else number of characters in prettified message
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* including the trailing NUL byte
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*/
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GIT_EXTERN(int) git_message_prettify(char *message_out, size_t buffer_size, const char *message, int strip_comments);
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/** @} */
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GIT_END_DECL
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#endif /* INCLUDE_git_message_h__ */
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