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topo-order: make --date-order optional.

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This adds --date-order to rev-list; it is similar to topo order
in the sense that no parent comes before all of its children,
but otherwise things are still ordered in the commit timestamp
order.

The same flag is also added to show-branch.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano
2006-02-15 22:05:33 -08:00
parent be97bd1b88
commit 4c8725f16a
5 changed files with 29 additions and 9 deletions
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13
commit.c
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@ -571,7 +571,7 @@ int count_parents(struct commit * commit)
/*
* Performs an in-place topological sort on the list supplied.
*/
void sort_in_topological_order(struct commit_list ** list)
void sort_in_topological_order(struct commit_list ** list, int lifo)
{
struct commit_list * next = *list;
struct commit_list * work = NULL, **insert;
@ -630,7 +630,10 @@ void sort_in_topological_order(struct commit_list ** list)
}
next=next->next;
}
/* process the list in topological order */
if (!lifo)
sort_by_date(&work);
while (work) {
struct commit * work_item = pop_commit(&work);
struct sort_node * work_node = (struct sort_node *)work_item->object.util;
@ -647,8 +650,12 @@ void sort_in_topological_order(struct commit_list ** list)
* guaranteeing topological order.
*/
pn->indegree--;
if (!pn->indegree)
commit_list_insert(parent, &work);
if (!pn->indegree) {
if (!lifo)
insert_by_date(parent, &work);
else
commit_list_insert(parent, &work);
}
}
parents=parents->next;
}