1 files changed, 0 insertions, 365 deletions

diff --git a/src/diff_stats.c b/src/diff_stats.c
deleted file mode 100644
index 41a25bf8a..000000000
--- a/src/diff_stats.c
+++ /dev/null
@@ -1,365 +0,0 @@
-/*
- * 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 "common.h"
-
-#include "vector.h"
-#include "diff.h"
-#include "patch_generate.h"
-
-#define DIFF_RENAME_FILE_SEPARATOR " => "
-#define STATS_FULL_MIN_SCALE 7
-
-typedef struct {
-	size_t insertions;
-	size_t deletions;
-} diff_file_stats;
-
-struct git_diff_stats {
-	git_diff *diff;
-	diff_file_stats *filestats;
-
-	size_t files_changed;
-	size_t insertions;
-	size_t deletions;
-	size_t renames;
-
-	size_t max_name;
-	size_t max_filestat;
-	int max_digits;
-};
-
-static int digits_for_value(size_t val)
-{
-	int count = 1;
-	size_t placevalue = 10;
-
-	while (val >= placevalue) {
-		++count;
-		placevalue *= 10;
-	}
-
-	return count;
-}
-
-static int diff_file_stats_full_to_buf(
-	git_buf *out,
-	const git_diff_delta *delta,
-	const diff_file_stats *filestat,
-	const git_diff_stats *stats,
-	size_t width)
-{
-	const char *old_path = NULL, *new_path = NULL, *adddel_path = NULL;
-	size_t padding;
-	git_object_size_t old_size, new_size;
-
-	old_path = delta->old_file.path;
-	new_path = delta->new_file.path;
-	old_size = delta->old_file.size;
-	new_size = delta->new_file.size;
-
-	if (old_path && new_path && strcmp(old_path, new_path) != 0) {
-		size_t common_dirlen;
-		int error;
-
-		padding = stats->max_name - strlen(old_path) - strlen(new_path);
-
-		if ((common_dirlen = git_path_common_dirlen(old_path, new_path)) &&
-		    common_dirlen <= INT_MAX) {
-			error = git_buf_printf(out, " %.*s{%s"DIFF_RENAME_FILE_SEPARATOR"%s}",
-					       (int) common_dirlen, old_path,
-					       old_path + common_dirlen,
-					       new_path + common_dirlen);
-		} else {
-			error = git_buf_printf(out, " %s" DIFF_RENAME_FILE_SEPARATOR "%s",
-					       old_path, new_path);
-		}
-
-		if (error < 0)
-			goto on_error;
-	} else {
-		adddel_path = new_path ? new_path : old_path;
-		if (git_buf_printf(out, " %s", adddel_path) < 0)
-			goto on_error;
-
-		padding = stats->max_name - strlen(adddel_path);
-
-		if (stats->renames > 0)
-			padding += strlen(DIFF_RENAME_FILE_SEPARATOR);
-	}
-
-	if (git_buf_putcn(out, ' ', padding) < 0 ||
-		git_buf_puts(out, " | ") < 0)
-		goto on_error;
-
-	if (delta->flags & GIT_DIFF_FLAG_BINARY) {
-		if (git_buf_printf(out,
-				"Bin %" PRId64 " -> %" PRId64 " bytes", old_size, new_size) < 0)
-			goto on_error;
-	}
-	else {
-		if (git_buf_printf(out,
-				"%*" PRIuZ, stats->max_digits,
-				filestat->insertions + filestat->deletions) < 0)
-			goto on_error;
-
-		if (filestat->insertions || filestat->deletions) {
-			if (git_buf_putc(out, ' ') < 0)
-				goto on_error;
-
-			if (!width) {
-				if (git_buf_putcn(out, '+', filestat->insertions) < 0 ||
-					git_buf_putcn(out, '-', filestat->deletions) < 0)
-					goto on_error;
-			} else {
-				size_t total = filestat->insertions + filestat->deletions;
-				size_t full = (total * width + stats->max_filestat / 2) /
-					stats->max_filestat;
-				size_t plus = full * filestat->insertions / total;
-				size_t minus = full - plus;
-
-				if (git_buf_putcn(out, '+', max(plus,  1)) < 0 ||
-					git_buf_putcn(out, '-', max(minus, 1)) < 0)
-					goto on_error;
-			}
-		}
-	}
-
-	git_buf_putc(out, '\n');
-
-on_error:
-	return (git_buf_oom(out) ? -1 : 0);
-}
-
-static int diff_file_stats_number_to_buf(
-	git_buf *out,
-	const git_diff_delta *delta,
-	const diff_file_stats *filestats)
-{
-	int error;
-	const char *path = delta->new_file.path;
-
-	if (delta->flags & GIT_DIFF_FLAG_BINARY)
-		error = git_buf_printf(out, "%-8c" "%-8c" "%s\n", '-', '-', path);
-	else
-		error = git_buf_printf(out, "%-8" PRIuZ "%-8" PRIuZ "%s\n",
-			filestats->insertions, filestats->deletions, path);
-
-	return error;
-}
-
-static int diff_file_stats_summary_to_buf(
-	git_buf *out,
-	const git_diff_delta *delta)
-{
-	if (delta->old_file.mode != delta->new_file.mode) {
-		if (delta->old_file.mode == 0) {
-			git_buf_printf(out, " create mode %06o %s\n",
-				delta->new_file.mode, delta->new_file.path);
-		}
-		else if (delta->new_file.mode == 0) {
-			git_buf_printf(out, " delete mode %06o %s\n",
-				delta->old_file.mode, delta->old_file.path);
-		}
-		else {
-			git_buf_printf(out, " mode change %06o => %06o %s\n",
-				delta->old_file.mode, delta->new_file.mode, delta->new_file.path);
-		}
-	}
-
-	return 0;
-}
-
-int git_diff_get_stats(
-	git_diff_stats **out,
-	git_diff *diff)
-{
-	size_t i, deltas;
-	size_t total_insertions = 0, total_deletions = 0;
-	git_diff_stats *stats = NULL;
-	int error = 0;
-
-	GIT_ASSERT_ARG(out);
-	GIT_ASSERT_ARG(diff);
-
-	stats = git__calloc(1, sizeof(git_diff_stats));
-	GIT_ERROR_CHECK_ALLOC(stats);
-
-	deltas = git_diff_num_deltas(diff);
-
-	stats->filestats = git__calloc(deltas, sizeof(diff_file_stats));
-	if (!stats->filestats) {
-		git__free(stats);
-		return -1;
-	}
-
-	stats->diff = diff;
-	GIT_REFCOUNT_INC(diff);
-
-	for (i = 0; i < deltas && !error; ++i) {
-		git_patch *patch = NULL;
-		size_t add = 0, remove = 0, namelen;
-		const git_diff_delta *delta;
-
-		if ((error = git_patch_from_diff(&patch, diff, i)) < 0)
-			break;
-
-		/* keep a count of renames because it will affect formatting */
-		delta = patch->delta;
-
-		/* TODO ugh */
-		namelen = strlen(delta->new_file.path);
-		if (delta->old_file.path && strcmp(delta->old_file.path, delta->new_file.path) != 0) {
-			namelen += strlen(delta->old_file.path);
-			stats->renames++;
-		}
-
-		/* and, of course, count the line stats */
-		error = git_patch_line_stats(NULL, &add, &remove, patch);
-
-		git_patch_free(patch);
-
-		stats->filestats[i].insertions = add;
-		stats->filestats[i].deletions = remove;
-
-		total_insertions += add;
-		total_deletions += remove;
-
-		if (stats->max_name < namelen)
-			stats->max_name = namelen;
-		if (stats->max_filestat < add + remove)
-			stats->max_filestat = add + remove;
-	}
-
-	stats->files_changed = deltas;
-	stats->insertions = total_insertions;
-	stats->deletions = total_deletions;
-	stats->max_digits = digits_for_value(stats->max_filestat + 1);
-
-	if (error < 0) {
-		git_diff_stats_free(stats);
-		stats = NULL;
-	}
-
-	*out = stats;
-	return error;
-}
-
-size_t git_diff_stats_files_changed(
-	const git_diff_stats *stats)
-{
-	GIT_ASSERT_ARG(stats);
-
-	return stats->files_changed;
-}
-
-size_t git_diff_stats_insertions(
-	const git_diff_stats *stats)
-{
-	GIT_ASSERT_ARG(stats);
-
-	return stats->insertions;
-}
-
-size_t git_diff_stats_deletions(
-	const git_diff_stats *stats)
-{
-	GIT_ASSERT_ARG(stats);
-
-	return stats->deletions;
-}
-
-int git_diff_stats_to_buf(
-	git_buf *out,
-	const git_diff_stats *stats,
-	git_diff_stats_format_t format,
-	size_t width)
-{
-	int error = 0;
-	size_t i;
-	const git_diff_delta *delta;
-
-	GIT_ASSERT_ARG(out);
-	GIT_ASSERT_ARG(stats);
-
-	if (format & GIT_DIFF_STATS_NUMBER) {
-		for (i = 0; i < stats->files_changed; ++i) {
-			if ((delta = git_diff_get_delta(stats->diff, i)) == NULL)
-				continue;
-
-			error = diff_file_stats_number_to_buf(
-				out, delta, &stats->filestats[i]);
-			if (error < 0)
-				return error;
-		}
-	}
-
-	if (format & GIT_DIFF_STATS_FULL) {
-		if (width > 0) {
-			if (width > stats->max_name + stats->max_digits + 5)
-				width -= (stats->max_name + stats->max_digits + 5);
-			if (width < STATS_FULL_MIN_SCALE)
-				width = STATS_FULL_MIN_SCALE;
-		}
-		if (width > stats->max_filestat)
-			width = 0;
-
-		for (i = 0; i < stats->files_changed; ++i) {
-			if ((delta = git_diff_get_delta(stats->diff, i)) == NULL)
-				continue;
-
-			error = diff_file_stats_full_to_buf(
-				out, delta, &stats->filestats[i], stats, width);
-			if (error < 0)
-				return error;
-		}
-	}
-
-	if (format & GIT_DIFF_STATS_FULL || format & GIT_DIFF_STATS_SHORT) {
-		git_buf_printf(
-			out, " %" PRIuZ " file%s changed",
-			stats->files_changed, stats->files_changed != 1 ? "s" : "");
-
-		if (stats->insertions || stats->deletions == 0)
-			git_buf_printf(
-				out, ", %" PRIuZ " insertion%s(+)",
-				stats->insertions, stats->insertions != 1 ? "s" : "");
-
-		if (stats->deletions || stats->insertions == 0)
-			git_buf_printf(
-				out, ", %" PRIuZ " deletion%s(-)",
-				stats->deletions, stats->deletions != 1 ? "s" : "");
-
-		git_buf_putc(out, '\n');
-
-		if (git_buf_oom(out))
-			return -1;
-	}
-
-	if (format & GIT_DIFF_STATS_INCLUDE_SUMMARY) {
-		for (i = 0; i < stats->files_changed; ++i) {
-			if ((delta = git_diff_get_delta(stats->diff, i)) == NULL)
-				continue;
-
-			error = diff_file_stats_summary_to_buf(out, delta);
-			if (error < 0)
-				return error;
-		}
-	}
-
-	return error;
-}
-
-void git_diff_stats_free(git_diff_stats *stats)
-{
-	if (stats == NULL)
-		return;
-
-	git_diff_free(stats->diff); /* bumped refcount in constructor */
-	git__free(stats->filestats);
-	git__free(stats);
-}