Subject: [PATCH] Use ALLOC_GROW() instead of inline code

From: "Dmitry S. Dolzhenko" <[email-masked]>
Date: Fri, 28 Feb 2014 00:45:27 +0400

Signed-off-by: Dmitry S. Dolzhenko <[email-masked]>
---
 attr.c                 |  7 +------
 builtin/pack-objects.c |  7 +------
 bundle.c               |  6 +-----
 cache-tree.c           |  6 +-----
 commit.c               |  8 ++------
 diff.c                 | 12 ++----------
 diffcore-rename.c      | 12 ++----------
 dir.c                  |  5 +----
 patch-ids.c            |  5 +----
 read-cache.c           |  9 ++-------
 reflog-walk.c          | 13 +++----------
 replace_object.c       |  8 ++------
 12 files changed, 19 insertions(+), 79 deletions(-)

diff --git a/attr.c b/attr.c
index 8d13d70..734222d 100644
--- a/attr.c
+++ b/attr.c
@@ -338,12 +338,7 @@ static void handle_attr_line(struct attr_stack *res,
 	a = parse_attr_line(line, src, lineno, macro_ok);
 	if (!a)
 		return;
-	if (res->alloc <= res->num_matches) {
-		res->alloc = alloc_nr(res->num_matches);
-		res->attrs = xrealloc(res->attrs,
-				      sizeof(struct match_attr *) *
-				      res->alloc);
-	}
+	ALLOC_GROW(res->attrs, res->num_matches + 1, res->alloc);
 	res->attrs[res->num_matches++] = a;
 }
 
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 541667f..92cbce8 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -1156,12 +1156,7 @@ static int check_pbase_path(unsigned hash)
 	if (0 <= pos)
 		return 1;
 	pos = -pos - 1;
-	if (done_pbase_paths_alloc <= done_pbase_paths_num) {
-		done_pbase_paths_alloc = alloc_nr(done_pbase_paths_alloc);
-		done_pbase_paths = xrealloc(done_pbase_paths,
-					    done_pbase_paths_alloc *
-					    sizeof(unsigned));
-	}
+	ALLOC_GROW(done_pbase_paths, done_pbase_paths_num + 1, done_pbase_paths_alloc);
 	done_pbase_paths_num++;
 	if (pos < done_pbase_paths_num)
 		memmove(done_pbase_paths + pos + 1,
diff --git a/bundle.c b/bundle.c
index e99065c..1388a3e 100644
--- a/bundle.c
+++ b/bundle.c
@@ -14,11 +14,7 @@ static const char bundle_signature[] = "# v2 git bundle\n";
 static void add_to_ref_list(const unsigned char *sha1, const char *name,
 		struct ref_list *list)
 {
-	if (list->nr + 1 >= list->alloc) {
-		list->alloc = alloc_nr(list->nr + 1);
-		list->list = xrealloc(list->list,
-				list->alloc * sizeof(list->list[0]));
-	}
+	ALLOC_GROW(list->list, list->nr + 1, list->alloc);
 	memcpy(list->list[list->nr].sha1, sha1, 20);
 	list->list[list->nr].name = xstrdup(name);
 	list->nr++;
diff --git a/cache-tree.c b/cache-tree.c
index 0bbec43..30149d1 100644
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -75,11 +75,7 @@ static struct cache_tree_sub *find_subtree(struct cache_tree *it,
 		return NULL;
 
 	pos = -pos-1;
-	if (it->subtree_alloc <= it->subtree_nr) {
-		it->subtree_alloc = alloc_nr(it->subtree_alloc);
-		it->down = xrealloc(it->down, it->subtree_alloc *
-				    sizeof(*it->down));
-	}
+	ALLOC_GROW(it->down, it->subtree_nr + 1, it->subtree_alloc);
 	it->subtree_nr++;
 
 	down = xmalloc(sizeof(*down) + pathlen + 1);
diff --git a/commit.c b/commit.c
index 6bf4fe0..e004314 100644
--- a/commit.c
+++ b/commit.c
@@ -147,12 +147,8 @@ int register_commit_graft(struct commit_graft *graft, int ignore_dups)
 		return 1;
 	}
 	pos = -pos - 1;
-	if (commit_graft_alloc <= ++commit_graft_nr) {
-		commit_graft_alloc = alloc_nr(commit_graft_alloc);
-		commit_graft = xrealloc(commit_graft,
-					sizeof(*commit_graft) *
-					commit_graft_alloc);
-	}
+	ALLOC_GROW(commit_graft, commit_graft_nr + 1, commit_graft_alloc);
+	commit_graft_nr++;
 	if (pos < commit_graft_nr)
 		memmove(commit_graft + pos + 1,
 			commit_graft + pos,
diff --git a/diff.c b/diff.c
index 8e4a6a9..f5f0fd1 100644
--- a/diff.c
+++ b/diff.c
@@ -1361,11 +1361,7 @@ static struct diffstat_file *diffstat_add(struct diffstat_t *diffstat,
 {
 	struct diffstat_file *x;
 	x = xcalloc(sizeof (*x), 1);
-	if (diffstat->nr == diffstat->alloc) {
-		diffstat->alloc = alloc_nr(diffstat->alloc);
-		diffstat->files = xrealloc(diffstat->files,
-				diffstat->alloc * sizeof(x));
-	}
+	ALLOC_GROW(diffstat->files, diffstat->nr + 1, diffstat->alloc);
 	diffstat->files[diffstat->nr++] = x;
 	if (name_b) {
 		x->from_name = xstrdup(name_a);
@@ -3965,11 +3961,7 @@ struct diff_queue_struct diff_queued_diff;
 
 void diff_q(struct diff_queue_struct *queue, struct diff_filepair *dp)
 {
-	if (queue->alloc <= queue->nr) {
-		queue->alloc = alloc_nr(queue->alloc);
-		queue->queue = xrealloc(queue->queue,
-					sizeof(dp) * queue->alloc);
-	}
+	ALLOC_GROW(queue->queue, queue->nr + 1, queue->alloc);
 	queue->queue[queue->nr++] = dp;
 }
 
diff --git a/diffcore-rename.c b/diffcore-rename.c
index 6c7a72f..f54d5bf 100644
--- a/diffcore-rename.c
+++ b/diffcore-rename.c
@@ -38,11 +38,7 @@ static struct diff_rename_dst *locate_rename_dst(struct diff_filespec *two,
 	if (!insert_ok)
 		return NULL;
 	/* insert to make it at "first" */
-	if (rename_dst_alloc <= rename_dst_nr) {
-		rename_dst_alloc = alloc_nr(rename_dst_alloc);
-		rename_dst = xrealloc(rename_dst,
-				      rename_dst_alloc * sizeof(*rename_dst));
-	}
+	ALLOC_GROW(rename_dst, rename_dst_nr + 1, rename_dst_alloc);
 	rename_dst_nr++;
 	if (first < rename_dst_nr)
 		memmove(rename_dst + first + 1, rename_dst + first,
@@ -82,11 +78,7 @@ static struct diff_rename_src *register_rename_src(struct diff_filepair *p)
 	}
 
 	/* insert to make it at "first" */
-	if (rename_src_alloc <= rename_src_nr) {
-		rename_src_alloc = alloc_nr(rename_src_alloc);
-		rename_src = xrealloc(rename_src,
-				      rename_src_alloc * sizeof(*rename_src));
-	}
+	ALLOC_GROW(rename_src, rename_src_nr + 1, rename_src_alloc);
 	rename_src_nr++;
 	if (first < rename_src_nr)
 		memmove(rename_src + first + 1, rename_src + first,
diff --git a/dir.c b/dir.c
index b35b633..72f6e2a 100644
--- a/dir.c
+++ b/dir.c
@@ -1329,13 +1329,10 @@ static struct path_simplify *create_simplify(const char **pathspec)
 
 	for (nr = 0 ; ; nr++) {
 		const char *match;
-		if (nr >= alloc) {
-			alloc = alloc_nr(alloc);
-			simplify = xrealloc(simplify, alloc * sizeof(*simplify));
-		}
 		match = *pathspec++;
 		if (!match)
 			break;
+		ALLOC_GROW(simplify, nr + 1, alloc);
 		simplify[nr].path = match;
 		simplify[nr].len = simple_length(match);
 	}
diff --git a/patch-ids.c b/patch-ids.c
index bc8a28f..bf81b92 100644
--- a/patch-ids.c
+++ b/patch-ids.c
@@ -83,10 +83,7 @@ static struct patch_id *add_commit(struct commit *commit,
 	ent = &bucket->bucket[bucket->nr++];
 	hashcpy(ent->patch_id, sha1);
 
-	if (ids->alloc <= ids->nr) {
-		ids->alloc = alloc_nr(ids->nr);
-		ids->table = xrealloc(ids->table, sizeof(ent) * ids->alloc);
-	}
+	ALLOC_GROW(ids->table, ids->nr + 1, ids->alloc);
 	if (pos < ids->nr)
 		memmove(ids->table + pos + 1, ids->table + pos,
 			sizeof(ent) * (ids->nr - pos));
diff --git a/read-cache.c b/read-cache.c
index 33dd676..e585541 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -993,11 +993,7 @@ int add_index_entry(struct index_state *istate, struct cache_entry *ce, int opti
 	}
 
 	/* Make sure the array is big enough .. */
-	if (istate->cache_nr == istate->cache_alloc) {
-		istate->cache_alloc = alloc_nr(istate->cache_alloc);
-		istate->cache = xrealloc(istate->cache,
-					istate->cache_alloc * sizeof(*istate->cache));
-	}
+	ALLOC_GROW(istate->cache, istate->cache_nr + 1, istate->cache_alloc);
 
 	/* Add it in.. */
 	istate->cache_nr++;
@@ -1466,8 +1462,7 @@ int read_index_from(struct index_state *istate, const char *path)
 
 	istate->version = ntohl(hdr->hdr_version);
 	istate->cache_nr = ntohl(hdr->hdr_entries);
-	istate->cache_alloc = alloc_nr(istate->cache_nr);
-	istate->cache = xcalloc(istate->cache_alloc, sizeof(*istate->cache));
+	ALLOC_GROW(istate->cache, istate->cache_nr, istate->cache_alloc);
 	istate->initialized = 1;
 
 	if (istate->version == 4)
diff --git a/reflog-walk.c b/reflog-walk.c
index b2fbdb2..879d2ed 100644
--- a/reflog-walk.c
+++ b/reflog-walk.c
@@ -26,11 +26,7 @@ static int read_one_reflog(unsigned char *osha1, unsigned char *nsha1,
 	struct complete_reflogs *array = cb_data;
 	struct reflog_info *item;
 
-	if (array->nr >= array->alloc) {
-		array->alloc = alloc_nr(array->nr + 1);
-		array->items = xrealloc(array->items, array->alloc *
-			sizeof(struct reflog_info));
-	}
+	ALLOC_GROW(array->items, array->nr + 1, array->alloc);
 	item = array->items + array->nr;
 	memcpy(item->osha1, osha1, 20);
 	memcpy(item->nsha1, nsha1, 20);
@@ -114,11 +110,8 @@ static void add_commit_info(struct commit *commit, void *util,
 		struct commit_info_lifo *lifo)
 {
 	struct commit_info *info;
-	if (lifo->nr >= lifo->alloc) {
-		lifo->alloc = alloc_nr(lifo->nr + 1);
-		lifo->items = xrealloc(lifo->items,
-			lifo->alloc * sizeof(struct commit_info));
-	}
+
+	ALLOC_GROW(lifo->items, lifo->nr + 1, lifo->alloc);
 	info = lifo->items + lifo->nr;
 	info->commit = commit;
 	info->util = util;
diff --git a/replace_object.c b/replace_object.c
index cdcaf8c..843deef 100644
--- a/replace_object.c
+++ b/replace_object.c
@@ -36,12 +36,8 @@ static int register_replace_object(struct replace_object *replace,
 		return 1;
 	}
 	pos = -pos - 1;
-	if (replace_object_alloc <= ++replace_object_nr) {
-		replace_object_alloc = alloc_nr(replace_object_alloc);
-		replace_object = xrealloc(replace_object,
-					  sizeof(*replace_object) *
-					  replace_object_alloc);
-	}
+	ALLOC_GROW(replace_object, replace_object_nr + 1, replace_object_alloc);
+	replace_object_nr++;
 	if (pos < replace_object_nr)
 		memmove(replace_object + pos + 1,
 			replace_object + pos,
-- 
1.8.3.2