Jay Soffian venit, vidit, dixit 04.10.2011 22:45:
> Teach git-log to support --children, which was added by f35f5603f4
> to the revision machinery, and by 72276a3ecb to rev-list, but
> was never added to git-log.
>
> Also add tests for 'log --children' and 'log --parents'.
>
> Signed-off-by: Jay Soffian <jaysoffian@xxxxxxxxx>
> ---
> On Tue, Oct 4, 2011 at 4:12 PM, Michael J Gruber <git@xxxxxxxxxxxxxxxxxxxx> wrote:
>> That means that "log --children --parents" will print out the parents'
>> sha1s, then the children's. Is that a good default format, or should we
>> somehow deal with the case when both are specified?
>
> They are mutually exclusive:
>
> $ git log --parents --children
> fatal: cannot combine --parents and --children
>
>> And I guess we would like to test this...
>
> Good idea. :-)
>
Thanks ;)
Looks good to me.
Michael
> j.
>
> log-tree.c | 12 ++++++++++++
> t/t4013-diff-various.sh | 2 ++
> t/t4013/diff.log_--children | 34 ++++++++++++++++++++++++++++++++++
> t/t4013/diff.log_--parents | 34 ++++++++++++++++++++++++++++++++++
> 4 files changed, 82 insertions(+), 0 deletions(-)
> create mode 100644 t/t4013/diff.log_--children
> create mode 100644 t/t4013/diff.log_--parents
>
> diff --git a/log-tree.c b/log-tree.c
> index 24c295ea1d..e7694a3a4c 100644
> --- a/log-tree.c
> +++ b/log-tree.c
> @@ -165,6 +165,14 @@ static void show_parents(struct commit *commit, int abbrev)
> }
> }
>
> +static void show_children(struct rev_info *opt, struct commit *commit, int abbrev)
> +{
> + struct commit_list *p = lookup_decoration(&opt->children, &commit->object);
> + for ( ; p; p = p->next) {
> + printf(" %s", find_unique_abbrev(p->item->object.sha1, abbrev));
> + }
> +}
> +
> void show_decorations(struct rev_info *opt, struct commit *commit)
> {
> const char *prefix;
> @@ -414,6 +422,8 @@ void show_log(struct rev_info *opt)
> fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit), stdout);
> if (opt->print_parents)
> show_parents(commit, abbrev_commit);
> + if (opt->children.name)
> + show_children(opt, commit, abbrev_commit);
> show_decorations(opt, commit);
> if (opt->graph && !graph_is_commit_finished(opt->graph)) {
> putchar('\n');
> @@ -473,6 +483,8 @@ void show_log(struct rev_info *opt)
> stdout);
> if (opt->print_parents)
> show_parents(commit, abbrev_commit);
> + if (opt->children.name)
> + show_children(opt, commit, abbrev_commit);
> if (parent)
> printf(" (from %s)",
> find_unique_abbrev(parent->object.sha1,
> diff --git a/t/t4013-diff-various.sh b/t/t4013-diff-various.sh
> index 93a6f20871..a488325e2c 100755
> --- a/t/t4013-diff-various.sh
> +++ b/t/t4013-diff-various.sh
> @@ -231,6 +231,8 @@ log -GF -p master
> log -GF -p --pickaxe-all master
> log --decorate --all
> log --decorate=full --all
> +log --parents
> +log --children
>
> rev-list --parents HEAD
> rev-list --children HEAD
> diff --git a/t/t4013/diff.log_--children b/t/t4013/diff.log_--children
> new file mode 100644
> index 0000000000..bb8ed432cf
> --- /dev/null
> +++ b/t/t4013/diff.log_--children
> @@ -0,0 +1,34 @@
> +$ git log --children
> +commit 59d314ad6f356dd08601a4cd5e530381da3e3c64
> +Merge: 9a6d494 c7a2ab9
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:04:00 2006 +0000
> +
> + Merge branch 'side'
> +
> +commit c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a 59d314ad6f356dd08601a4cd5e530381da3e3c64
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:03:00 2006 +0000
> +
> + Side
> +
> +commit 9a6d4949b6b76956d9d5e26f2791ec2ceff5fdc0 59d314ad6f356dd08601a4cd5e530381da3e3c64
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:02:00 2006 +0000
> +
> + Third
> +
> +commit 1bde4ae5f36c8d9abe3a0fce0c6aab3c4a12fe44 9a6d4949b6b76956d9d5e26f2791ec2ceff5fdc0
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:01:00 2006 +0000
> +
> + Second
> +
> + This is the second commit.
> +
> +commit 444ac553ac7612cc88969031b02b3767fb8a353a 1bde4ae5f36c8d9abe3a0fce0c6aab3c4a12fe44 c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:00:00 2006 +0000
> +
> + Initial
> +$
> diff --git a/t/t4013/diff.log_--parents b/t/t4013/diff.log_--parents
> new file mode 100644
> index 0000000000..bc4d44ff1f
> --- /dev/null
> +++ b/t/t4013/diff.log_--parents
> @@ -0,0 +1,34 @@
> +$ git log --parents
> +commit 59d314ad6f356dd08601a4cd5e530381da3e3c64 9a6d4949b6b76956d9d5e26f2791ec2ceff5fdc0 c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a
> +Merge: 9a6d494 c7a2ab9
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:04:00 2006 +0000
> +
> + Merge branch 'side'
> +
> +commit c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a 444ac553ac7612cc88969031b02b3767fb8a353a
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:03:00 2006 +0000
> +
> + Side
> +
> +commit 9a6d4949b6b76956d9d5e26f2791ec2ceff5fdc0 1bde4ae5f36c8d9abe3a0fce0c6aab3c4a12fe44
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:02:00 2006 +0000
> +
> + Third
> +
> +commit 1bde4ae5f36c8d9abe3a0fce0c6aab3c4a12fe44 444ac553ac7612cc88969031b02b3767fb8a353a
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:01:00 2006 +0000
> +
> + Second
> +
> + This is the second commit.
> +
> +commit 444ac553ac7612cc88969031b02b3767fb8a353a
> +Author: A U Thor <author@xxxxxxxxxxx>
> +Date: Mon Jun 26 00:00:00 2006 +0000
> +
> + Initial
> +$
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