diff options
Diffstat (limited to 'src/message.c')
| -rw-r--r-- | src/message.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/src/message.c b/src/message.c index aa0220fd0..0eff426f2 100644 --- a/src/message.c +++ b/src/message.c @@ -1,12 +1,11 @@ /* - * Copyright (C) 2009-2012 the libgit2 contributors + * 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. */ #include "message.h" -#include <ctype.h> static size_t line_length_without_trailing_spaces(const char *line, size_t len) { @@ -22,7 +21,7 @@ static size_t line_length_without_trailing_spaces(const char *line, size_t len) /* Greatly inspired from git.git "stripspace" */ /* see https://github.com/git/git/blob/497215d8811ac7b8955693ceaad0899ecd894ed2/builtin/stripspace.c#L4-67 */ -int git_message_prettify(git_buf *message_out, const char *message, int strip_comments) +int git_message__prettify(git_buf *message_out, const char *message, int strip_comments) { const size_t message_len = strlen(message); @@ -59,3 +58,29 @@ int git_message_prettify(git_buf *message_out, const char *message, int strip_co return git_buf_oom(message_out) ? -1 : 0; } + +int git_message_prettify(char *message_out, size_t buffer_size, const char *message, int strip_comments) +{ + git_buf buf = GIT_BUF_INIT; + ssize_t out_size = -1; + + if (message_out && buffer_size) + *message_out = '\0'; + + if (git_message__prettify(&buf, message, strip_comments) < 0) + goto done; + + if (message_out && buf.size + 1 > buffer_size) { /* +1 for NUL byte */ + giterr_set(GITERR_INVALID, "Buffer too short to hold the cleaned message"); + goto done; + } + + if (message_out) + git_buf_copy_cstr(message_out, buffer_size, &buf); + + out_size = buf.size + 1; + +done: + git_buf_free(&buf); + return (int)out_size; +} |