From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.0 required=3.0 tests=AWL,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,T_RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 41FB4202F2 for ; Mon, 20 Nov 2017 22:03:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751752AbdKTWDN (ORCPT ); Mon, 20 Nov 2017 17:03:13 -0500 Received: from mx0a-00153501.pphosted.com ([67.231.148.48]:58170 "EHLO mx0a-00153501.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751435AbdKTWCO (ORCPT ); Mon, 20 Nov 2017 17:02:14 -0500 Received: from pps.filterd (m0096528.ppops.net [127.0.0.1]) by mx0a-00153501.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id vAKLw5k1028712; Mon, 20 Nov 2017 14:02:10 -0800 Authentication-Results: ppops.net; spf=softfail smtp.mailfrom=newren@gmail.com Received: from smtp-transport.yojoe.local (mxw3.palantir.com [66.70.54.23] (may be forged)) by mx0a-00153501.pphosted.com with ESMTP id 2eajmr3cpb-2; Mon, 20 Nov 2017 14:02:10 -0800 Received: from mxw1.palantir.com (new-smtp.yojoe.local [172.19.0.45]) by smtp-transport.yojoe.local (Postfix) with ESMTP id F3E9A22F41AF; Mon, 20 Nov 2017 14:02:09 -0800 (PST) Received: from newren2-linux.yojoe.local (newren2-linux.dyn.yojoe.local [10.100.68.32]) by smtp.yojoe.local (Postfix) with ESMTP id EFEC82CDEB1; Mon, 20 Nov 2017 14:02:09 -0800 (PST) From: Elijah Newren To: git@vger.kernel.org Cc: sbeller@google.com, gitster@pobox.com, Elijah Newren Subject: [PATCH v2 20/33] merge-recursive: add a new hashmap for storing directory renames Date: Mon, 20 Nov 2017 14:01:56 -0800 Message-Id: <20171120220209.15111-21-newren@gmail.com> X-Mailer: git-send-email 2.15.0.323.g31fe956618 In-Reply-To: <20171120220209.15111-1-newren@gmail.com> References: <20171120220209.15111-1-newren@gmail.com> X-Proofpoint-SPF-Result: softfail X-Proofpoint-SPF-Record: v=spf1 redirect=_spf.google.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-11-20_12:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=4 phishscore=0 bulkscore=0 spamscore=0 clxscore=1034 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1711200295 Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org This just adds dir_rename_entry and the associated functions; code using these will be added in subsequent commits. Signed-off-by: Elijah Newren --- merge-recursive.c | 35 +++++++++++++++++++++++++++++++++++ merge-recursive.h | 8 ++++++++ 2 files changed, 43 insertions(+) diff --git a/merge-recursive.c b/merge-recursive.c index 7bcadaef13..98bc177c4e 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -49,6 +49,41 @@ static unsigned int path_hash(const char *path) return ignore_case ? strihash(path) : strhash(path); } +static struct dir_rename_entry *dir_rename_find_entry(struct hashmap *hashmap, + char *dir) +{ + struct dir_rename_entry key; + + if (dir == NULL) + return NULL; + hashmap_entry_init(&key, strhash(dir)); + key.dir = dir; + return hashmap_get(hashmap, &key, NULL); +} + +static int dir_rename_cmp(void *unused_cmp_data, + const struct dir_rename_entry *e1, + const struct dir_rename_entry *e2, + const void *unused_keydata) +{ + return strcmp(e1->dir, e2->dir); +} + +static void dir_rename_init(struct hashmap *map) +{ + hashmap_init(map, (hashmap_cmp_fn) dir_rename_cmp, NULL, 0); +} + +static void dir_rename_entry_init(struct dir_rename_entry *entry, + char *directory) +{ + hashmap_entry_init(entry, strhash(directory)); + entry->dir = directory; + entry->non_unique_new_dir = 0; + entry->new_dir = NULL; + string_list_init(&entry->possible_new_dirs, 0); +} + static void flush_output(struct merge_options *o) { if (o->buffer_output < 2 && o->obuf.len) { diff --git a/merge-recursive.h b/merge-recursive.h index 80d69d1401..a024949739 100644 --- a/merge-recursive.h +++ b/merge-recursive.h @@ -29,6 +29,14 @@ struct merge_options { struct string_list df_conflict_file_set; }; +struct dir_rename_entry { + struct hashmap_entry ent; /* must be the first member! */ + char *dir; + unsigned non_unique_new_dir:1; + char *new_dir; + struct string_list possible_new_dirs; +}; + /* merge_trees() but with recursive ancestor consolidation */ int merge_recursive(struct merge_options *o, struct commit *h1, -- 2.15.0.309.g00c152f825