blob: 99beab4e0ef9b26d8b043e3679234ea3dd486505 [file] [log] [blame]
Junio C Hamano1a4e8412005-12-27 08:17:231<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
2 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
3<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
4<head>
Junio C Hamano9d971152012-12-19 00:43:115<meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" />
6<meta name="generator" content="AsciiDoc 8.6.8" />
Junio C Hamano68cf15a2010-11-06 01:01:597<title>git-merge(1)</title>
Junio C Hamano1a4e8412005-12-27 08:17:238<style type="text/css">
Junio C Hamano9d971152012-12-19 00:43:119/* Shared CSS for AsciiDoc xhtml11 and html5 backends */
10
11/* Default font. */
12body {
13 font-family: Georgia,serif;
14}
15
16/* Title font. */
17h1, h2, h3, h4, h5, h6,
18div.title, caption.title,
19thead, p.table.header,
20#toctitle,
21#author, #revnumber, #revdate, #revremark,
22#footer {
23 font-family: Arial,Helvetica,sans-serif;
Junio C Hamano1a4e8412005-12-27 08:17:2324}
25
26body {
27 margin: 1em 5% 1em 5%;
28}
29
Junio C Hamanoba4b9282008-07-06 05:20:3130a {
31 color: blue;
32 text-decoration: underline;
33}
34a:visited {
35 color: fuchsia;
36}
Junio C Hamano1a4e8412005-12-27 08:17:2337
38em {
39 font-style: italic;
Junio C Hamano68cf15a2010-11-06 01:01:5940 color: navy;
Junio C Hamano1a4e8412005-12-27 08:17:2341}
42
43strong {
44 font-weight: bold;
Junio C Hamano68cf15a2010-11-06 01:01:5945 color: #083194;
Junio C Hamano1a4e8412005-12-27 08:17:2346}
47
Junio C Hamano1a4e8412005-12-27 08:17:2348h1, h2, h3, h4, h5, h6 {
49 color: #527bbd;
Junio C Hamano1a4e8412005-12-27 08:17:2350 margin-top: 1.2em;
51 margin-bottom: 0.5em;
52 line-height: 1.3;
53}
54
Junio C Hamanoba4b9282008-07-06 05:20:3155h1, h2, h3 {
Junio C Hamano1a4e8412005-12-27 08:17:2356 border-bottom: 2px solid silver;
57}
58h2 {
Junio C Hamano1a4e8412005-12-27 08:17:2359 padding-top: 0.5em;
60}
Junio C Hamanoba4b9282008-07-06 05:20:3161h3 {
62 float: left;
63}
64h3 + * {
65 clear: left;
66}
Junio C Hamano9d971152012-12-19 00:43:1167h5 {
68 font-size: 1.0em;
69}
Junio C Hamano1a4e8412005-12-27 08:17:2370
71div.sectionbody {
Junio C Hamano1a4e8412005-12-27 08:17:2372 margin-left: 0;
73}
74
75hr {
76 border: 1px solid silver;
77}
78
79p {
80 margin-top: 0.5em;
81 margin-bottom: 0.5em;
82}
83
Junio C Hamano68cf15a2010-11-06 01:01:5984ul, ol, li > p {
85 margin-top: 0;
86}
Junio C Hamano9d971152012-12-19 00:43:1187ul > li { color: #aaa; }
88ul > li > * { color: black; }
Junio C Hamano68cf15a2010-11-06 01:01:5989
Junio C Hamano9d971152012-12-19 00:43:1190.monospaced, code, pre {
91 font-family: "Courier New", Courier, monospace;
92 font-size: inherit;
93 color: navy;
Junio C Hamano1a4e8412005-12-27 08:17:2394 padding: 0;
95 margin: 0;
96}
97
Junio C Hamano9d971152012-12-19 00:43:1198
99#author {
Junio C Hamano1a4e8412005-12-27 08:17:23100 color: #527bbd;
Junio C Hamano1a4e8412005-12-27 08:17:23101 font-weight: bold;
Junio C Hamanoba4b9282008-07-06 05:20:31102 font-size: 1.1em;
Junio C Hamano1a4e8412005-12-27 08:17:23103}
Junio C Hamano9d971152012-12-19 00:43:11104#email {
Junio C Hamano1a4e8412005-12-27 08:17:23105}
Junio C Hamano9d971152012-12-19 00:43:11106#revnumber, #revdate, #revremark {
Junio C Hamano1a4e8412005-12-27 08:17:23107}
108
Junio C Hamano9d971152012-12-19 00:43:11109#footer {
Junio C Hamano1a4e8412005-12-27 08:17:23110 font-size: small;
111 border-top: 2px solid silver;
112 padding-top: 0.5em;
113 margin-top: 4.0em;
114}
Junio C Hamano9d971152012-12-19 00:43:11115#footer-text {
Junio C Hamano1a4e8412005-12-27 08:17:23116 float: left;
117 padding-bottom: 0.5em;
118}
Junio C Hamano9d971152012-12-19 00:43:11119#footer-badges {
Junio C Hamano1a4e8412005-12-27 08:17:23120 float: right;
121 padding-bottom: 0.5em;
122}
123
Junio C Hamano9d971152012-12-19 00:43:11124#preamble {
Junio C Hamano68cf15a2010-11-06 01:01:59125 margin-top: 1.5em;
126 margin-bottom: 1.5em;
127}
Junio C Hamano9d971152012-12-19 00:43:11128div.imageblock, div.exampleblock, div.verseblock,
Junio C Hamano1a4e8412005-12-27 08:17:23129div.quoteblock, div.literalblock, div.listingblock, div.sidebarblock,
130div.admonitionblock {
Junio C Hamano7bd050f2011-09-22 06:32:22131 margin-top: 1.0em;
Junio C Hamano1a4e8412005-12-27 08:17:23132 margin-bottom: 1.5em;
133}
134div.admonitionblock {
Junio C Hamano7bd050f2011-09-22 06:32:22135 margin-top: 2.0em;
136 margin-bottom: 2.0em;
137 margin-right: 10%;
138 color: #606060;
Junio C Hamano1a4e8412005-12-27 08:17:23139}
140
141div.content { /* Block element content. */
142 padding: 0;
143}
144
145/* Block element titles. */
146div.title, caption.title {
Junio C Hamano68cf15a2010-11-06 01:01:59147 color: #527bbd;
Junio C Hamano1a4e8412005-12-27 08:17:23148 font-weight: bold;
149 text-align: left;
150 margin-top: 1.0em;
151 margin-bottom: 0.5em;
152}
153div.title + * {
154 margin-top: 0;
155}
156
157td div.title:first-child {
158 margin-top: 0.0em;
159}
160div.content div.title:first-child {
161 margin-top: 0.0em;
162}
163div.content + div.title {
164 margin-top: 0.0em;
165}
166
167div.sidebarblock > div.content {
168 background: #ffffee;
Junio C Hamano9d971152012-12-19 00:43:11169 border: 1px solid #dddddd;
170 border-left: 4px solid #f0f0f0;
Junio C Hamano1a4e8412005-12-27 08:17:23171 padding: 0.5em;
172}
173
174div.listingblock > div.content {
Junio C Hamano9d971152012-12-19 00:43:11175 border: 1px solid #dddddd;
176 border-left: 5px solid #f0f0f0;
177 background: #f8f8f8;
Junio C Hamano1a4e8412005-12-27 08:17:23178 padding: 0.5em;
179}
180
Junio C Hamano7bd050f2011-09-22 06:32:22181div.quoteblock, div.verseblock {
182 padding-left: 1.0em;
183 margin-left: 1.0em;
Junio C Hamano68cf15a2010-11-06 01:01:59184 margin-right: 10%;
Junio C Hamano9d971152012-12-19 00:43:11185 border-left: 5px solid #f0f0f0;
186 color: #888;
Junio C Hamano1a4e8412005-12-27 08:17:23187}
Junio C Hamano7bd050f2011-09-22 06:32:22188
Junio C Hamano68cf15a2010-11-06 01:01:59189div.quoteblock > div.attribution {
190 padding-top: 0.5em;
Junio C Hamano1a4e8412005-12-27 08:17:23191 text-align: right;
192}
Junio C Hamano68cf15a2010-11-06 01:01:59193
Junio C Hamano9d971152012-12-19 00:43:11194div.verseblock > pre.content {
195 font-family: inherit;
196 font-size: inherit;
Junio C Hamano68cf15a2010-11-06 01:01:59197}
198div.verseblock > div.attribution {
199 padding-top: 0.75em;
200 text-align: left;
201}
202/* DEPRECATED: Pre version 8.2.7 verse style literal block. */
Junio C Hamanoba4b9282008-07-06 05:20:31203div.verseblock + div.attribution {
204 text-align: left;
205}
Junio C Hamano1a4e8412005-12-27 08:17:23206
207div.admonitionblock .icon {
208 vertical-align: top;
209 font-size: 1.1em;
210 font-weight: bold;
211 text-decoration: underline;
212 color: #527bbd;
213 padding-right: 0.5em;
214}
215div.admonitionblock td.content {
216 padding-left: 0.5em;
Junio C Hamano7bd050f2011-09-22 06:32:22217 border-left: 3px solid #dddddd;
Junio C Hamano1a4e8412005-12-27 08:17:23218}
219
220div.exampleblock > div.content {
Junio C Hamano7bd050f2011-09-22 06:32:22221 border-left: 3px solid #dddddd;
222 padding-left: 0.5em;
Junio C Hamano1a4e8412005-12-27 08:17:23223}
224
Junio C Hamano1a4e8412005-12-27 08:17:23225div.imageblock div.content { padding-left: 0; }
Junio C Hamano1a4e8412005-12-27 08:17:23226span.image img { border-style: none; }
Junio C Hamano68cf15a2010-11-06 01:01:59227a.image:visited { color: white; }
Junio C Hamano1a4e8412005-12-27 08:17:23228
229dl {
230 margin-top: 0.8em;
231 margin-bottom: 0.8em;
232}
233dt {
234 margin-top: 0.5em;
235 margin-bottom: 0;
Junio C Hamano68cf15a2010-11-06 01:01:59236 font-style: normal;
237 color: navy;
Junio C Hamano1a4e8412005-12-27 08:17:23238}
239dd > *:first-child {
Junio C Hamano68cf15a2010-11-06 01:01:59240 margin-top: 0.1em;
Junio C Hamano1a4e8412005-12-27 08:17:23241}
242
243ul, ol {
244 list-style-position: outside;
245}
Junio C Hamano68cf15a2010-11-06 01:01:59246ol.arabic {
247 list-style-type: decimal;
248}
249ol.loweralpha {
Junio C Hamano1a4e8412005-12-27 08:17:23250 list-style-type: lower-alpha;
251}
Junio C Hamano68cf15a2010-11-06 01:01:59252ol.upperalpha {
253 list-style-type: upper-alpha;
254}
255ol.lowerroman {
256 list-style-type: lower-roman;
257}
258ol.upperroman {
259 list-style-type: upper-roman;
260}
261
262div.compact ul, div.compact ol,
263div.compact p, div.compact p,
264div.compact div, div.compact div {
265 margin-top: 0.1em;
266 margin-bottom: 0.1em;
267}
Junio C Hamano1a4e8412005-12-27 08:17:23268
Junio C Hamano1a4e8412005-12-27 08:17:23269tfoot {
270 font-weight: bold;
271}
Junio C Hamano68cf15a2010-11-06 01:01:59272td > div.verse {
273 white-space: pre;
274}
Junio C Hamano68cf15a2010-11-06 01:01:59275
276div.hdlist {
Junio C Hamano1a4e8412005-12-27 08:17:23277 margin-top: 0.8em;
278 margin-bottom: 0.8em;
279}
Junio C Hamano68cf15a2010-11-06 01:01:59280div.hdlist tr {
281 padding-bottom: 15px;
Junio C Hamanoba4b9282008-07-06 05:20:31282}
Junio C Hamano68cf15a2010-11-06 01:01:59283dt.hdlist1.strong, td.hdlist1.strong {
284 font-weight: bold;
285}
286td.hdlist1 {
Junio C Hamano1a4e8412005-12-27 08:17:23287 vertical-align: top;
Junio C Hamano68cf15a2010-11-06 01:01:59288 font-style: normal;
Junio C Hamano1a4e8412005-12-27 08:17:23289 padding-right: 0.8em;
Junio C Hamano68cf15a2010-11-06 01:01:59290 color: navy;
Junio C Hamano1a4e8412005-12-27 08:17:23291}
Junio C Hamano68cf15a2010-11-06 01:01:59292td.hdlist2 {
Junio C Hamano1a4e8412005-12-27 08:17:23293 vertical-align: top;
294}
Junio C Hamano68cf15a2010-11-06 01:01:59295div.hdlist.compact tr {
296 margin: 0;
297 padding-bottom: 0;
298}
299
300.comment {
301 background: yellow;
302}
Junio C Hamano1a4e8412005-12-27 08:17:23303
Junio C Hamano7bd050f2011-09-22 06:32:22304.footnote, .footnoteref {
305 font-size: 0.8em;
306}
307
308span.footnote, span.footnoteref {
309 vertical-align: super;
310}
311
312#footnotes {
313 margin: 20px 0 20px 0;
314 padding: 7px 0 0 0;
315}
316
317#footnotes div.footnote {
318 margin: 0 0 5px 0;
319}
320
321#footnotes hr {
322 border: none;
323 border-top: 1px solid silver;
324 height: 1px;
325 text-align: left;
326 margin-left: 0;
327 width: 20%;
328 min-width: 100px;
329}
330
Junio C Hamano9d971152012-12-19 00:43:11331div.colist td {
332 padding-right: 0.5em;
333 padding-bottom: 0.3em;
334 vertical-align: top;
335}
336div.colist td img {
337 margin-top: 0.3em;
Junio C Hamano1a4e8412005-12-27 08:17:23338}
Junio C Hamanoba4b9282008-07-06 05:20:31339
Junio C Hamano9d971152012-12-19 00:43:11340@media print {
341 #footer-badges { display: none; }
342}
343
344#toc {
Junio C Hamano7bd050f2011-09-22 06:32:22345 margin-bottom: 2.5em;
346}
347
Junio C Hamano9d971152012-12-19 00:43:11348#toctitle {
Junio C Hamanoba4b9282008-07-06 05:20:31349 color: #527bbd;
Junio C Hamanoba4b9282008-07-06 05:20:31350 font-size: 1.1em;
351 font-weight: bold;
352 margin-top: 1.0em;
353 margin-bottom: 0.1em;
354}
355
Junio C Hamano9d971152012-12-19 00:43:11356div.toclevel0, div.toclevel1, div.toclevel2, div.toclevel3, div.toclevel4 {
Junio C Hamanoba4b9282008-07-06 05:20:31357 margin-top: 0;
358 margin-bottom: 0;
359}
360div.toclevel2 {
361 margin-left: 2em;
362 font-size: 0.9em;
363}
364div.toclevel3 {
365 margin-left: 4em;
366 font-size: 0.9em;
367}
368div.toclevel4 {
369 margin-left: 6em;
370 font-size: 0.9em;
371}
Junio C Hamano9d971152012-12-19 00:43:11372
373span.aqua { color: aqua; }
374span.black { color: black; }
375span.blue { color: blue; }
376span.fuchsia { color: fuchsia; }
377span.gray { color: gray; }
378span.green { color: green; }
379span.lime { color: lime; }
380span.maroon { color: maroon; }
381span.navy { color: navy; }
382span.olive { color: olive; }
383span.purple { color: purple; }
384span.red { color: red; }
385span.silver { color: silver; }
386span.teal { color: teal; }
387span.white { color: white; }
388span.yellow { color: yellow; }
389
390span.aqua-background { background: aqua; }
391span.black-background { background: black; }
392span.blue-background { background: blue; }
393span.fuchsia-background { background: fuchsia; }
394span.gray-background { background: gray; }
395span.green-background { background: green; }
396span.lime-background { background: lime; }
397span.maroon-background { background: maroon; }
398span.navy-background { background: navy; }
399span.olive-background { background: olive; }
400span.purple-background { background: purple; }
401span.red-background { background: red; }
402span.silver-background { background: silver; }
403span.teal-background { background: teal; }
404span.white-background { background: white; }
405span.yellow-background { background: yellow; }
406
407span.big { font-size: 2em; }
408span.small { font-size: 0.6em; }
409
410span.underline { text-decoration: underline; }
411span.overline { text-decoration: overline; }
412span.line-through { text-decoration: line-through; }
413
414div.unbreakable { page-break-inside: avoid; }
415
416
417/*
418 * xhtml11 specific
419 *
420 * */
421
422div.tableblock {
423 margin-top: 1.0em;
424 margin-bottom: 1.5em;
425}
426div.tableblock > table {
427 border: 3px solid #527bbd;
428}
429thead, p.table.header {
430 font-weight: bold;
431 color: #527bbd;
432}
433p.table {
434 margin-top: 0;
435}
436/* Because the table frame attribute is overriden by CSS in most browsers. */
437div.tableblock > table[frame="void"] {
438 border-style: none;
439}
440div.tableblock > table[frame="hsides"] {
441 border-left-style: none;
442 border-right-style: none;
443}
444div.tableblock > table[frame="vsides"] {
445 border-top-style: none;
446 border-bottom-style: none;
447}
448
449
450/*
451 * html5 specific
452 *
453 * */
454
455table.tableblock {
456 margin-top: 1.0em;
457 margin-bottom: 1.5em;
458}
459thead, p.tableblock.header {
460 font-weight: bold;
461 color: #527bbd;
462}
463p.tableblock {
464 margin-top: 0;
465}
466table.tableblock {
467 border-width: 3px;
468 border-spacing: 0px;
469 border-style: solid;
470 border-color: #527bbd;
471 border-collapse: collapse;
472}
473th.tableblock, td.tableblock {
474 border-width: 1px;
475 padding: 4px;
476 border-style: solid;
477 border-color: #527bbd;
478}
479
480table.tableblock.frame-topbot {
481 border-left-style: hidden;
482 border-right-style: hidden;
483}
484table.tableblock.frame-sides {
485 border-top-style: hidden;
486 border-bottom-style: hidden;
487}
488table.tableblock.frame-none {
489 border-style: hidden;
490}
491
492th.tableblock.halign-left, td.tableblock.halign-left {
493 text-align: left;
494}
495th.tableblock.halign-center, td.tableblock.halign-center {
496 text-align: center;
497}
498th.tableblock.halign-right, td.tableblock.halign-right {
499 text-align: right;
500}
501
502th.tableblock.valign-top, td.tableblock.valign-top {
503 vertical-align: top;
504}
505th.tableblock.valign-middle, td.tableblock.valign-middle {
506 vertical-align: middle;
507}
508th.tableblock.valign-bottom, td.tableblock.valign-bottom {
509 vertical-align: bottom;
510}
511
512
513/*
514 * manpage specific
515 *
516 * */
517
518body.manpage h1 {
Junio C Hamano68cf15a2010-11-06 01:01:59519 padding-top: 0.5em;
520 padding-bottom: 0.5em;
521 border-top: 2px solid silver;
522 border-bottom: 2px solid silver;
523}
Junio C Hamano9d971152012-12-19 00:43:11524body.manpage h2 {
Junio C Hamano68cf15a2010-11-06 01:01:59525 border-style: none;
526}
Junio C Hamano9d971152012-12-19 00:43:11527body.manpage div.sectionbody {
528 margin-left: 3em;
Junio C Hamano68cf15a2010-11-06 01:01:59529}
530
531@media print {
Junio C Hamano9d971152012-12-19 00:43:11532 body.manpage div#toc { display: none; }
Junio C Hamano68cf15a2010-11-06 01:01:59533}
534
Junio C Hamano1a4e8412005-12-27 08:17:23535
Junio C Hamano1a4e8412005-12-27 08:17:23536</style>
Junio C Hamano7bd050f2011-09-22 06:32:22537<script type="text/javascript">
538/*<![CDATA[*/
Junio C Hamano7bd050f2011-09-22 06:32:22539var asciidoc = { // Namespace.
540
541/////////////////////////////////////////////////////////////////////
542// Table Of Contents generator
543/////////////////////////////////////////////////////////////////////
544
545/* Author: Mihai Bazon, September 2002
546 * http://students.infoiasi.ro/~mishoo
547 *
548 * Table Of Content generator
549 * Version: 0.4
550 *
551 * Feel free to use this script under the terms of the GNU General Public
552 * License, as long as you do not remove or alter this notice.
553 */
554
555 /* modified by Troy D. Hanson, September 2006. License: GPL */
556 /* modified by Stuart Rackham, 2006, 2009. License: GPL */
557
558// toclevels = 1..4.
559toc: function (toclevels) {
560
561 function getText(el) {
562 var text = "";
563 for (var i = el.firstChild; i != null; i = i.nextSibling) {
564 if (i.nodeType == 3 /* Node.TEXT_NODE */) // IE doesn't speak constants.
565 text += i.data;
566 else if (i.firstChild != null)
567 text += getText(i);
568 }
569 return text;
570 }
571
572 function TocEntry(el, text, toclevel) {
573 this.element = el;
574 this.text = text;
575 this.toclevel = toclevel;
576 }
577
578 function tocEntries(el, toclevels) {
579 var result = new Array;
Junio C Hamano9d971152012-12-19 00:43:11580 var re = new RegExp('[hH]([1-'+(toclevels+1)+'])');
Junio C Hamano7bd050f2011-09-22 06:32:22581 // Function that scans the DOM tree for header elements (the DOM2
582 // nodeIterator API would be a better technique but not supported by all
583 // browsers).
584 var iterate = function (el) {
585 for (var i = el.firstChild; i != null; i = i.nextSibling) {
586 if (i.nodeType == 1 /* Node.ELEMENT_NODE */) {
587 var mo = re.exec(i.tagName);
588 if (mo && (i.getAttribute("class") || i.getAttribute("className")) != "float") {
589 result[result.length] = new TocEntry(i, getText(i), mo[1]-1);
590 }
591 iterate(i);
592 }
593 }
594 }
595 iterate(el);
596 return result;
597 }
598
599 var toc = document.getElementById("toc");
Junio C Hamano9d971152012-12-19 00:43:11600 if (!toc) {
601 return;
602 }
603
604 // Delete existing TOC entries in case we're reloading the TOC.
605 var tocEntriesToRemove = [];
606 var i;
607 for (i = 0; i < toc.childNodes.length; i++) {
608 var entry = toc.childNodes[i];
609 if (entry.nodeName.toLowerCase() == 'div'
610 && entry.getAttribute("class")
611 && entry.getAttribute("class").match(/^toclevel/))
612 tocEntriesToRemove.push(entry);
613 }
614 for (i = 0; i < tocEntriesToRemove.length; i++) {
615 toc.removeChild(tocEntriesToRemove[i]);
616 }
617
618 // Rebuild TOC entries.
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Junio C Hamano1a4e8412005-12-27 08:17:23731</head>
Junio C Hamano9d971152012-12-19 00:43:11732<body class="manpage">
Junio C Hamano1a4e8412005-12-27 08:17:23733<div id="header">
734<h1>
735git-merge(1) Manual Page
736</h1>
737<h2>NAME</h2>
738<div class="sectionbody">
739<p>git-merge -
Junio C Hamano7c73c662007-01-19 00:37:50740 Join two or more development histories together
Junio C Hamano1a4e8412005-12-27 08:17:23741</p>
742</div>
743</div>
Junio C Hamano7bd050f2011-09-22 06:32:22744<div id="content">
Junio C Hamano9d971152012-12-19 00:43:11745<div class="sect1">
Junio C Hamano68cf15a2010-11-06 01:01:59746<h2 id="_synopsis">SYNOPSIS</h2>
Junio C Hamano1a4e8412005-12-27 08:17:23747<div class="sectionbody">
Junio C Hamanoee6d9612006-11-27 20:03:22748<div class="verseblock">
Junio C Hamano9d971152012-12-19 00:43:11749<pre class="content"><em>git merge</em> [-n] [--stat] [--no-commit] [--squash] [--[no-]edit]
Junio C Hamanob04bb3f2010-04-14 14:07:36750 [-s &lt;strategy&gt;] [-X &lt;strategy-option&gt;]
Junio C Hamanoa03ac862011-04-02 04:32:29751 [--[no-]rerere-autoupdate] [-m &lt;msg&gt;] [&lt;commit&gt;&#8230;]
Junio C Hamano788eeba2010-12-08 22:50:43752<em>git merge</em> &lt;msg&gt; HEAD &lt;commit&gt;&#8230;
Junio C Hamano9d971152012-12-19 00:43:11753<em>git merge</em> --abort</pre>
754<div class="attribution">
Junio C Hamano68cf15a2010-11-06 01:01:59755</div></div>
Junio C Hamano1a4e8412005-12-27 08:17:23756</div>
Junio C Hamano9d971152012-12-19 00:43:11757</div>
758<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31759<h2 id="_description">DESCRIPTION</h2>
Junio C Hamano1a4e8412005-12-27 08:17:23760<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:59761<div class="paragraph"><p>Incorporates changes from the named commits (since the time their
Junio C Hamanod0d892c2010-01-24 20:06:29762histories diverged from the current branch) into the current
763branch. This command is used by <em>git pull</em> to incorporate changes
764from another repository and can be used by hand to merge changes
765from one branch into another.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:59766<div class="paragraph"><p>Assume the following history exists and the current branch is
Junio C Hamano9d971152012-12-19 00:43:11767"<code>master</code>":</p></div>
Junio C Hamanod0d892c2010-01-24 20:06:29768<div class="listingblock">
769<div class="content">
Junio C Hamano9d971152012-12-19 00:43:11770<pre><code> A---B---C topic
Junio C Hamanod0d892c2010-01-24 20:06:29771 /
Junio C Hamano9d971152012-12-19 00:43:11772 D---E---F---G master</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:29773</div></div>
Junio C Hamano9d971152012-12-19 00:43:11774<div class="paragraph"><p>Then "<code>git merge topic</code>" will replay the changes made on the
775<code>topic</code> branch since it diverged from <code>master</code> (i.e., <code>E</code>) until
776its current commit (<code>C</code>) on top of <code>master</code>, and record the result
Junio C Hamanod0d892c2010-01-24 20:06:29777in a new commit along with the names of the two parent commits and
778a log message from the user describing the changes.</p></div>
779<div class="listingblock">
780<div class="content">
Junio C Hamano9d971152012-12-19 00:43:11781<pre><code> A---B---C topic
Junio C Hamanod0d892c2010-01-24 20:06:29782 / \
Junio C Hamano9d971152012-12-19 00:43:11783 D---E---F---G---H master</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:29784</div></div>
Junio C Hamano9d971152012-12-19 00:43:11785<div class="paragraph"><p>The second syntax (&lt;msg&gt; <code>HEAD</code> &lt;commit&gt;&#8230;) is supported for
Junio C Hamano1974bf22007-10-31 05:57:20786historical reasons. Do not use it from the command line or in
Junio C Hamano9d971152012-12-19 00:43:11787new scripts. It is the same as <code>git merge -m &lt;msg&gt; &lt;commit&gt;...</code>.</p></div>
788<div class="paragraph"><p>The third syntax ("<code>git merge --abort</code>") can only be run after the
Junio C Hamano788eeba2010-12-08 22:50:43789merge has resulted in conflicts. <em>git merge --abort</em> will abort the
790merge process and try to reconstruct the pre-merge state. However,
791if there were uncommitted changes when the merge started (and
792especially if those changes were further modified after the merge
793was started), <em>git merge --abort</em> will in some cases be unable to
794reconstruct the original (pre-merge) changes. Therefore:</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:59795<div class="paragraph"><p><strong>Warning</strong>: Running <em>git merge</em> with uncommitted changes is
Junio C Hamano1aa40d22010-01-21 17:46:43796discouraged: while possible, it leaves you in a state that is hard to
797back out of in the case of a conflict.</p></div>
Junio C Hamano1a4e8412005-12-27 08:17:23798</div>
Junio C Hamano9d971152012-12-19 00:43:11799</div>
800<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31801<h2 id="_options">OPTIONS</h2>
Junio C Hamano1a4e8412005-12-27 08:17:23802<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:59803<div class="dlist"><dl>
804<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55805--commit
806</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59807<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55808--no-commit
809</dt>
810<dd>
811<p>
812 Perform the merge and commit the result. This option can
813 be used to override --no-commit.
814</p>
Junio C Hamano68cf15a2010-11-06 01:01:59815<div class="paragraph"><p>With --no-commit perform the merge but pretend the merge
Junio C Hamanoc21ab052009-10-31 04:03:55816failed and do not autocommit, to give the user a chance to
817inspect and further tweak the merge result before committing.</p></div>
818</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59819<dt class="hdlist1">
Junio C Hamano11821ed2011-10-19 18:42:09820--edit
821</dt>
822<dt class="hdlist1">
Junio C Hamano795a5a32012-02-02 01:36:37823--no-edit
Junio C Hamano11821ed2011-10-19 18:42:09824</dt>
825<dd>
Junio C Hamano92887a32011-12-07 00:26:29826<p>
Junio C Hamano795a5a32012-02-02 01:36:37827 Invoke an editor before committing successful mechanical merge to
828 further edit the auto-generated merge message, so that the user
Junio C Hamano9d971152012-12-19 00:43:11829 can explain and justify the merge. The <code>--no-edit</code> option can be
Junio C Hamano795a5a32012-02-02 01:36:37830 used to accept the auto-generated message (this is generally
Junio C Hamano9d971152012-12-19 00:43:11831 discouraged). The <code>--edit</code> option is still useful if you are
832 giving a draft message with the <code>-m</code> option from the command line
Junio C Hamano795a5a32012-02-02 01:36:37833 and want to edit it in the editor.
Junio C Hamano92887a32011-12-07 00:26:29834</p>
Junio C Hamano795a5a32012-02-02 01:36:37835<div class="paragraph"><p>Older scripts may depend on the historical behaviour of not allowing the
836user to edit the merge log message. They will see an editor opened when
Junio C Hamano9d971152012-12-19 00:43:11837they run <code>git merge</code>. To make it easier to adjust such scripts to the
838updated behaviour, the environment variable <code>GIT_MERGE_AUTOEDIT</code> can be
839set to <code>no</code> at the beginning of them.</p></div>
Junio C Hamano11821ed2011-10-19 18:42:09840</dd>
841<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55842--ff
843</dt>
Junio C Hamanof54f08e2012-02-27 07:49:19844<dd>
845<p>
846 When the merge resolves as a fast-forward, only update the branch
847 pointer, without creating a merge commit. This is the default
848 behavior.
849</p>
850</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59851<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55852--no-ff
853</dt>
854<dd>
855<p>
Junio C Hamanof54f08e2012-02-27 07:49:19856 Create a merge commit even when the merge resolves as a
Junio C Hamano778a3412013-03-28 23:24:30857 fast-forward. This is the default behaviour when merging an
858 annotated (and possibly signed) tag.
Junio C Hamanoc21ab052009-10-31 04:03:55859</p>
Junio C Hamanof54f08e2012-02-27 07:49:19860</dd>
861<dt class="hdlist1">
862--ff-only
863</dt>
864<dd>
865<p>
866 Refuse to merge and exit with a non-zero status unless the
Junio C Hamano9d971152012-12-19 00:43:11867 current <code>HEAD</code> is already up-to-date or the merge can be
Junio C Hamanof54f08e2012-02-27 07:49:19868 resolved as a fast-forward.
869</p>
Junio C Hamanoc21ab052009-10-31 04:03:55870</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59871<dt class="hdlist1">
Junio C Hamano3b4609d2010-09-30 00:04:34872--log[=&lt;n&gt;]
Junio C Hamanoc21ab052009-10-31 04:03:55873</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59874<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55875--no-log
876</dt>
877<dd>
878<p>
879 In addition to branch names, populate the log message with
Junio C Hamano3b4609d2010-09-30 00:04:34880 one-line descriptions from at most &lt;n&gt; actual commits that are being
Junio C Hamanoa28a9202012-06-21 07:08:23881 merged. See also <a href="git-fmt-merge-msg.html">git-fmt-merge-msg(1)</a>.
Junio C Hamanoc21ab052009-10-31 04:03:55882</p>
Junio C Hamano68cf15a2010-11-06 01:01:59883<div class="paragraph"><p>With --no-log do not list one-line descriptions from the
Junio C Hamanoc21ab052009-10-31 04:03:55884actual commits being merged.</p></div>
885</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59886<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55887--stat
888</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59889<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55890-n
891</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59892<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55893--no-stat
894</dt>
895<dd>
896<p>
897 Show a diffstat at the end of the merge. The diffstat is also
898 controlled by the configuration option merge.stat.
899</p>
Junio C Hamano68cf15a2010-11-06 01:01:59900<div class="paragraph"><p>With -n or --no-stat do not show a diffstat at the end of the
Junio C Hamanoc21ab052009-10-31 04:03:55901merge.</p></div>
902</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59903<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55904--squash
905</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59906<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55907--no-squash
908</dt>
909<dd>
910<p>
911 Produce the working tree and index state as if a real
912 merge happened (except for the merge information),
913 but do not actually make a commit or
Junio C Hamano9d971152012-12-19 00:43:11914 move the <code>HEAD</code>, nor record <code>$GIT_DIR/MERGE_HEAD</code> to
915 cause the next <code>git commit</code> command to create a merge
Junio C Hamanoc21ab052009-10-31 04:03:55916 commit. This allows you to create a single commit on
917 top of the current branch whose effect is the same as
918 merging another branch (or more in case of an octopus).
919</p>
Junio C Hamano68cf15a2010-11-06 01:01:59920<div class="paragraph"><p>With --no-squash perform the merge and commit the result. This
Junio C Hamanoc21ab052009-10-31 04:03:55921option can be used to override --squash.</p></div>
922</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59923<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55924-s &lt;strategy&gt;
925</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59926<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55927--strategy=&lt;strategy&gt;
928</dt>
929<dd>
930<p>
931 Use the given merge strategy; can be supplied more than
932 once to specify them in the order they should be tried.
Junio C Hamano9d971152012-12-19 00:43:11933 If there is no <code>-s</code> option, a built-in list of strategies
Junio C Hamano1aa40d22010-01-21 17:46:43934 is used instead (<em>git merge-recursive</em> when merging a single
935 head, <em>git merge-octopus</em> otherwise).
Junio C Hamanoc21ab052009-10-31 04:03:55936</p>
937</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59938<dt class="hdlist1">
Junio C Hamanob04bb3f2010-04-14 14:07:36939-X &lt;option&gt;
940</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59941<dt class="hdlist1">
Junio C Hamanob04bb3f2010-04-14 14:07:36942--strategy-option=&lt;option&gt;
943</dt>
944<dd>
945<p>
946 Pass merge strategy specific option through to the merge
947 strategy.
948</p>
949</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59950<dt class="hdlist1">
Junio C Hamanoedf80bd2013-04-05 22:14:36951--verify-signatures
952</dt>
953<dt class="hdlist1">
954--no-verify-signatures
955</dt>
956<dd>
957<p>
958 Verify that the commits being merged have good and trusted GPG signatures
959 and abort the merge in case they do not.
960</p>
961</dd>
962<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55963--summary
964</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59965<dt class="hdlist1">
Junio C Hamanoc21ab052009-10-31 04:03:55966--no-summary
967</dt>
968<dd>
969<p>
970 Synonyms to --stat and --no-stat; these are deprecated and will be
971 removed in the future.
972</p>
973</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59974<dt class="hdlist1">
Junio C Hamano610d1762008-11-28 06:27:13975-q
976</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59977<dt class="hdlist1">
Junio C Hamano610d1762008-11-28 06:27:13978--quiet
979</dt>
980<dd>
981<p>
Junio C Hamanod2c978f2011-03-20 19:42:22982 Operate quietly. Implies --no-progress.
Junio C Hamano610d1762008-11-28 06:27:13983</p>
984</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59985<dt class="hdlist1">
Junio C Hamano610d1762008-11-28 06:27:13986-v
987</dt>
Junio C Hamano68cf15a2010-11-06 01:01:59988<dt class="hdlist1">
Junio C Hamano610d1762008-11-28 06:27:13989--verbose
990</dt>
991<dd>
992<p>
993 Be verbose.
994</p>
995</dd>
Junio C Hamano68cf15a2010-11-06 01:01:59996<dt class="hdlist1">
Junio C Hamanod2c978f2011-03-20 19:42:22997--progress
998</dt>
999<dt class="hdlist1">
1000--no-progress
1001</dt>
1002<dd>
1003<p>
1004 Turn progress on/off explicitly. If neither is specified,
1005 progress is shown if standard error is connected to a terminal.
1006 Note that not all merge strategies may support progress
1007 reporting.
1008</p>
1009</dd>
1010<dt class="hdlist1">
Junio C Hamano1974bf22007-10-31 05:57:201011-m &lt;msg&gt;
Junio C Hamano1a4e8412005-12-27 08:17:231012</dt>
1013<dd>
1014<p>
Junio C Hamanoc0e55e72009-10-10 00:56:291015 Set the commit message to be used for the merge commit (in
Junio C Hamanof5de4cf2010-06-19 00:33:171016 case one is created).
Junio C Hamano1a4e8412005-12-27 08:17:231017</p>
Junio C Hamano9d971152012-12-19 00:43:111018<div class="paragraph"><p>If <code>--log</code> is specified, a shortlog of the commits being merged
Junio C Hamano68cf15a2010-11-06 01:01:591019will be appended to the specified message.</p></div>
1020<div class="paragraph"><p>The <em>git fmt-merge-msg</em> command can be
1021used to give a good default for automated <em>git merge</em>
1022invocations.</p></div>
Junio C Hamano1a4e8412005-12-27 08:17:231023</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591024<dt class="hdlist1">
Junio C Hamano19107ef2010-01-19 06:20:591025--rerere-autoupdate
1026</dt>
Junio C Hamano68cf15a2010-11-06 01:01:591027<dt class="hdlist1">
Junio C Hamano19107ef2010-01-19 06:20:591028--no-rerere-autoupdate
1029</dt>
1030<dd>
1031<p>
1032 Allow the rerere mechanism to update the index with the
1033 result of auto-conflict resolution if possible.
1034</p>
1035</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591036<dt class="hdlist1">
Junio C Hamano788eeba2010-12-08 22:50:431037--abort
1038</dt>
1039<dd>
1040<p>
1041 Abort the current conflict resolution process, and
1042 try to reconstruct the pre-merge state.
1043</p>
1044<div class="paragraph"><p>If there were uncommitted worktree changes present when the merge
1045started, <em>git merge --abort</em> will in some cases be unable to
1046reconstruct these changes. It is therefore recommended to always
1047commit or stash your changes before running <em>git merge</em>.</p></div>
1048<div class="paragraph"><p><em>git merge --abort</em> is equivalent to <em>git reset --merge</em> when
Junio C Hamano9d971152012-12-19 00:43:111049<code>MERGE_HEAD</code> is present.</p></div>
Junio C Hamano788eeba2010-12-08 22:50:431050</dd>
1051<dt class="hdlist1">
Junio C Hamano1aa40d22010-01-21 17:46:431052&lt;commit&gt;&#8230;
Junio C Hamano1a4e8412005-12-27 08:17:231053</dt>
1054<dd>
1055<p>
Junio C Hamano1aa40d22010-01-21 17:46:431056 Commits, usually other branch heads, to merge into our branch.
Junio C Hamanoa03ac862011-04-02 04:32:291057 Specifying more than one commit will create a merge with
1058 more than two parents (affectionately called an Octopus merge).
Junio C Hamano1a4e8412005-12-27 08:17:231059</p>
Junio C Hamano9d971152012-12-19 00:43:111060<div class="paragraph"><p>If no commit is given from the command line, and if <code>merge.defaultToUpstream</code>
Junio C Hamanoa1295452012-11-13 22:32:041061configuration variable is set, merge the remote-tracking branches
Junio C Hamanoa03ac862011-04-02 04:32:291062that the current branch is configured to use as its upstream.
1063See also the configuration section of this manual page.</p></div>
Junio C Hamano1a4e8412005-12-27 08:17:231064</dd>
Junio C Hamanoba4b9282008-07-06 05:20:311065</dl></div>
Junio C Hamano1a4e8412005-12-27 08:17:231066</div>
Junio C Hamano9d971152012-12-19 00:43:111067</div>
1068<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291069<h2 id="_pre_merge_checks">PRE-MERGE CHECKS</h2>
1070<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591071<div class="paragraph"><p>Before applying outside changes, you should get your own work in
Junio C Hamanod0d892c2010-01-24 20:06:291072good shape and committed locally, so it will not be clobbered if
Junio C Hamanoa28a9202012-06-21 07:08:231073there are conflicts. See also <a href="git-stash.html">git-stash(1)</a>.
Junio C Hamanod0d892c2010-01-24 20:06:291074<em>git pull</em> and <em>git merge</em> will stop without doing anything when
1075local uncommitted changes overlap with files that <em>git pull</em>/<em>git
1076merge</em> may need to update.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591077<div class="paragraph"><p>To avoid recording unrelated changes in the merge commit,
Junio C Hamanod0d892c2010-01-24 20:06:291078<em>git pull</em> and <em>git merge</em> will also abort if there are any changes
Junio C Hamano9d971152012-12-19 00:43:111079registered in the index relative to the <code>HEAD</code> commit. (One
Junio C Hamanod0d892c2010-01-24 20:06:291080exception is when the changed index entries are in the state that
1081would result from the merge already.)</p></div>
Junio C Hamano9d971152012-12-19 00:43:111082<div class="paragraph"><p>If all named commits are already ancestors of <code>HEAD</code>, <em>git merge</em>
Junio C Hamanod0d892c2010-01-24 20:06:291083will exit early with the message "Already up-to-date."</p></div>
1084</div>
Junio C Hamano9d971152012-12-19 00:43:111085</div>
1086<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291087<h2 id="_fast_forward_merge">FAST-FORWARD MERGE</h2>
1088<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591089<div class="paragraph"><p>Often the current branch head is an ancestor of the named commit.
Junio C Hamanod0d892c2010-01-24 20:06:291090This is the most common case especially when invoked from <em>git
1091pull</em>: you are tracking an upstream repository, you have committed
1092no local changes, and now you want to update to a newer upstream
1093revision. In this case, a new commit is not needed to store the
Junio C Hamano9d971152012-12-19 00:43:111094combined history; instead, the <code>HEAD</code> (along with the index) is
Junio C Hamanod0d892c2010-01-24 20:06:291095updated to point at the named commit, without creating an extra
1096merge commit.</p></div>
Junio C Hamano9d971152012-12-19 00:43:111097<div class="paragraph"><p>This behavior can be suppressed with the <code>--no-ff</code> option.</p></div>
Junio C Hamanod0d892c2010-01-24 20:06:291098</div>
Junio C Hamano9d971152012-12-19 00:43:111099</div>
1100<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291101<h2 id="_true_merge">TRUE MERGE</h2>
1102<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591103<div class="paragraph"><p>Except in a fast-forward merge (see above), the branches to be
Junio C Hamanod0d892c2010-01-24 20:06:291104merged must be tied together by a merge commit that has both of them
1105as its parents.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591106<div class="paragraph"><p>A merged version reconciling the changes from all branches to be
Junio C Hamano9d971152012-12-19 00:43:111107merged is committed, and your <code>HEAD</code>, index, and working tree are
Junio C Hamanod0d892c2010-01-24 20:06:291108updated to it. It is possible to have modifications in the working
1109tree as long as they do not overlap; the update will preserve them.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591110<div class="paragraph"><p>When it is not obvious how to reconcile the changes, the following
Junio C Hamanod0d892c2010-01-24 20:06:291111happens:</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591112<div class="olist arabic"><ol class="arabic">
Junio C Hamanod0d892c2010-01-24 20:06:291113<li>
1114<p>
Junio C Hamano9d971152012-12-19 00:43:111115The <code>HEAD</code> pointer stays the same.
Junio C Hamanod0d892c2010-01-24 20:06:291116</p>
1117</li>
1118<li>
1119<p>
Junio C Hamano9d971152012-12-19 00:43:111120The <code>MERGE_HEAD</code> ref is set to point to the other branch head.
Junio C Hamanod0d892c2010-01-24 20:06:291121</p>
1122</li>
1123<li>
1124<p>
1125Paths that merged cleanly are updated both in the index file and
1126 in your working tree.
1127</p>
1128</li>
1129<li>
1130<p>
1131For conflicting paths, the index file records up to three
1132 versions: stage 1 stores the version from the common ancestor,
Junio C Hamano9d971152012-12-19 00:43:111133 stage 2 from <code>HEAD</code>, and stage 3 from <code>MERGE_HEAD</code> (you
1134 can inspect the stages with <code>git ls-files -u</code>). The working
Junio C Hamanod0d892c2010-01-24 20:06:291135 tree files contain the result of the "merge" program; i.e. 3-way
Junio C Hamano9d971152012-12-19 00:43:111136 merge results with familiar conflict markers <code>&lt;&lt;&lt;</code> <code>===</code> <code>&gt;&gt;&gt;</code>.
Junio C Hamanod0d892c2010-01-24 20:06:291137</p>
1138</li>
1139<li>
1140<p>
1141No other changes are made. In particular, the local
1142 modifications you had before you started merge will stay the
1143 same and the index entries for them stay as they were,
Junio C Hamano9d971152012-12-19 00:43:111144 i.e. matching <code>HEAD</code>.
Junio C Hamanod0d892c2010-01-24 20:06:291145</p>
1146</li>
1147</ol></div>
Junio C Hamano68cf15a2010-11-06 01:01:591148<div class="paragraph"><p>If you tried a merge which resulted in complex conflicts and
Junio C Hamano9d971152012-12-19 00:43:111149want to start over, you can recover with <code>git merge --abort</code>.</p></div>
Junio C Hamanod0d892c2010-01-24 20:06:291150</div>
Junio C Hamano9d971152012-12-19 00:43:111151</div>
1152<div class="sect1">
Junio C Hamano778a3412013-03-28 23:24:301153<h2 id="_merging_tag">MERGING TAG</h2>
1154<div class="sectionbody">
1155<div class="paragraph"><p>When merging an annotated (and possibly signed) tag, Git always
1156creates a merge commit even if a fast-forward merge is possible, and
1157the commit message template is prepared with the tag message.
1158Additionally, if the tag is signed, the signature check is reported
1159as a comment in the message template. See also <a href="git-tag.html">git-tag(1)</a>.</p></div>
1160<div class="paragraph"><p>When you want to just integrate with the work leading to the commit
1161that happens to be tagged, e.g. synchronizing with an upstream
1162release point, you may not want to make an unnecessary merge commit.</p></div>
1163<div class="paragraph"><p>In such a case, you can "unwrap" the tag yourself before feeding it
1164to <code>git merge</code>, or pass <code>--ff-only</code> when you do not have any work on
1165your own. e.g.</p></div>
1166<div class="paragraph"><p>---
1167git fetch origin
1168git merge v1.2.3^0
1169git merge --ff-only v1.2.3
1170---</p></div>
1171</div>
1172</div>
1173<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291174<h2 id="_how_conflicts_are_presented">HOW CONFLICTS ARE PRESENTED</h2>
1175<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591176<div class="paragraph"><p>During a merge, the working tree files are updated to reflect the result
1177of the merge. Among the changes made to the common ancestor&#8217;s version,
Junio C Hamanod0d892c2010-01-24 20:06:291178non-overlapping ones (that is, you changed an area of the file while the
1179other side left that area intact, or vice versa) are incorporated in the
1180final result verbatim. When both sides made changes to the same area,
Junio C Hamano076ffcc2013-02-06 05:13:211181however, Git cannot randomly pick one side over the other, and asks you to
Junio C Hamanod0d892c2010-01-24 20:06:291182resolve it by leaving what both sides did to that area.</p></div>
Junio C Hamano076ffcc2013-02-06 05:13:211183<div class="paragraph"><p>By default, Git uses the same style as the one used by the "merge" program
Junio C Hamanod0d892c2010-01-24 20:06:291184from the RCS suite to present such a conflicted hunk, like this:</p></div>
1185<div class="listingblock">
1186<div class="content">
Junio C Hamano9d971152012-12-19 00:43:111187<pre><code>Here are lines that are either unchanged from the common
Junio C Hamanod0d892c2010-01-24 20:06:291188ancestor, or cleanly resolved because only one side changed.
1189&lt;&lt;&lt;&lt;&lt;&lt;&lt; yours:sample.txt
1190Conflict resolution is hard;
1191let's go shopping.
1192=======
1193Git makes conflict resolution easy.
1194&gt;&gt;&gt;&gt;&gt;&gt;&gt; theirs:sample.txt
Junio C Hamano9d971152012-12-19 00:43:111195And here is another line that is cleanly resolved or unmodified.</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:291196</div></div>
Junio C Hamano68cf15a2010-11-06 01:01:591197<div class="paragraph"><p>The area where a pair of conflicting changes happened is marked with markers
Junio C Hamano9d971152012-12-19 00:43:111198<code>&lt;&lt;&lt;&lt;&lt;&lt;&lt;</code>, <code>=======</code>, and <code>&gt;&gt;&gt;&gt;&gt;&gt;&gt;</code>. The part before the <code>=======</code>
Junio C Hamanod0d892c2010-01-24 20:06:291199is typically your side, and the part afterwards is typically their side.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591200<div class="paragraph"><p>The default format does not show what the original said in the conflicting
Junio C Hamanod0d892c2010-01-24 20:06:291201area. You cannot tell how many lines are deleted and replaced with
Junio C Hamano68cf15a2010-11-06 01:01:591202Barbie&#8217;s remark on your side. The only thing you can tell is that your
1203side wants to say it is hard and you&#8217;d prefer to go shopping, while the
Junio C Hamanod0d892c2010-01-24 20:06:291204other side wants to claim it is easy.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591205<div class="paragraph"><p>An alternative style can be used by setting the "merge.conflictstyle"
Junio C Hamanod0d892c2010-01-24 20:06:291206configuration variable to "diff3". In "diff3" style, the above conflict
1207may look like this:</p></div>
1208<div class="listingblock">
1209<div class="content">
Junio C Hamano9d971152012-12-19 00:43:111210<pre><code>Here are lines that are either unchanged from the common
Junio C Hamanod0d892c2010-01-24 20:06:291211ancestor, or cleanly resolved because only one side changed.
1212&lt;&lt;&lt;&lt;&lt;&lt;&lt; yours:sample.txt
1213Conflict resolution is hard;
1214let's go shopping.
1215|||||||
1216Conflict resolution is hard.
1217=======
1218Git makes conflict resolution easy.
1219&gt;&gt;&gt;&gt;&gt;&gt;&gt; theirs:sample.txt
Junio C Hamano9d971152012-12-19 00:43:111220And here is another line that is cleanly resolved or unmodified.</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:291221</div></div>
Junio C Hamano9d971152012-12-19 00:43:111222<div class="paragraph"><p>In addition to the <code>&lt;&lt;&lt;&lt;&lt;&lt;&lt;</code>, <code>=======</code>, and <code>&gt;&gt;&gt;&gt;&gt;&gt;&gt;</code> markers, it uses
1223another <code>|||||||</code> marker that is followed by the original text. You can
Junio C Hamanod0d892c2010-01-24 20:06:291224tell that the original just stated a fact, and your side simply gave in to
1225that statement and gave up, while the other side tried to have a more
1226positive attitude. You can sometimes come up with a better resolution by
1227viewing the original.</p></div>
1228</div>
Junio C Hamano9d971152012-12-19 00:43:111229</div>
1230<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291231<h2 id="_how_to_resolve_conflicts">HOW TO RESOLVE CONFLICTS</h2>
1232<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591233<div class="paragraph"><p>After seeing a conflict, you can do two things:</p></div>
1234<div class="ulist"><ul>
Junio C Hamanod0d892c2010-01-24 20:06:291235<li>
1236<p>
1237Decide not to merge. The only clean-ups you need are to reset
Junio C Hamano9d971152012-12-19 00:43:111238 the index file to the <code>HEAD</code> commit to reverse 2. and to clean
1239 up working tree changes made by 2. and 3.; <code>git merge --abort</code>
Junio C Hamano788eeba2010-12-08 22:50:431240 can be used for this.
Junio C Hamanod0d892c2010-01-24 20:06:291241</p>
1242</li>
1243<li>
1244<p>
1245Resolve the conflicts. Git will mark the conflicts in
1246 the working tree. Edit the files into shape and
1247 <em>git add</em> them to the index. Use <em>git commit</em> to seal the deal.
1248</p>
1249</li>
1250</ul></div>
Junio C Hamano68cf15a2010-11-06 01:01:591251<div class="paragraph"><p>You can work through the conflict with a number of tools:</p></div>
1252<div class="ulist"><ul>
Junio C Hamanod0d892c2010-01-24 20:06:291253<li>
1254<p>
Junio C Hamano9d971152012-12-19 00:43:111255Use a mergetool. <code>git mergetool</code> to launch a graphical
Junio C Hamanod0d892c2010-01-24 20:06:291256 mergetool which will work you through the merge.
1257</p>
1258</li>
1259<li>
1260<p>
Junio C Hamano9d971152012-12-19 00:43:111261Look at the diffs. <code>git diff</code> will show a three-way diff,
1262 highlighting changes from both the <code>HEAD</code> and <code>MERGE_HEAD</code>
Junio C Hamanod0d892c2010-01-24 20:06:291263 versions.
1264</p>
1265</li>
1266<li>
1267<p>
Junio C Hamano9d971152012-12-19 00:43:111268Look at the diffs from each branch. <code>git log --merge -p &lt;path&gt;</code>
1269 will show diffs first for the <code>HEAD</code> version and then the
1270 <code>MERGE_HEAD</code> version.
Junio C Hamanod0d892c2010-01-24 20:06:291271</p>
1272</li>
1273<li>
1274<p>
Junio C Hamano9d971152012-12-19 00:43:111275Look at the originals. <code>git show :1:filename</code> shows the
1276 common ancestor, <code>git show :2:filename</code> shows the <code>HEAD</code>
1277 version, and <code>git show :3:filename</code> shows the <code>MERGE_HEAD</code>
Junio C Hamanod0d892c2010-01-24 20:06:291278 version.
1279</p>
1280</li>
1281</ul></div>
1282</div>
Junio C Hamano9d971152012-12-19 00:43:111283</div>
1284<div class="sect1">
Junio C Hamanod0d892c2010-01-24 20:06:291285<h2 id="_examples">EXAMPLES</h2>
1286<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591287<div class="ulist"><ul>
Junio C Hamanod0d892c2010-01-24 20:06:291288<li>
1289<p>
Junio C Hamano9d971152012-12-19 00:43:111290Merge branches <code>fixes</code> and <code>enhancements</code> on top of
Junio C Hamanod0d892c2010-01-24 20:06:291291 the current branch, making an octopus merge:
1292</p>
1293<div class="listingblock">
1294<div class="content">
Junio C Hamano9d971152012-12-19 00:43:111295<pre><code>$ git merge fixes enhancements</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:291296</div></div>
1297</li>
1298<li>
1299<p>
Junio C Hamano9d971152012-12-19 00:43:111300Merge branch <code>obsolete</code> into the current branch, using <code>ours</code>
Junio C Hamanod0d892c2010-01-24 20:06:291301 merge strategy:
1302</p>
1303<div class="listingblock">
1304<div class="content">
Junio C Hamano9d971152012-12-19 00:43:111305<pre><code>$ git merge -s ours obsolete</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:291306</div></div>
1307</li>
1308<li>
1309<p>
Junio C Hamano9d971152012-12-19 00:43:111310Merge branch <code>maint</code> into the current branch, but do not make
Junio C Hamanod0d892c2010-01-24 20:06:291311 a new commit automatically:
1312</p>
1313<div class="listingblock">
1314<div class="content">
Junio C Hamano9d971152012-12-19 00:43:111315<pre><code>$ git merge --no-commit maint</code></pre>
Junio C Hamanod0d892c2010-01-24 20:06:291316</div></div>
Junio C Hamano68cf15a2010-11-06 01:01:591317<div class="paragraph"><p>This can be used when you want to include further changes to the
Junio C Hamanod0d892c2010-01-24 20:06:291318merge, or want to write your own merge commit message.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591319<div class="paragraph"><p>You should refrain from abusing this option to sneak substantial
Junio C Hamanod0d892c2010-01-24 20:06:291320changes into a merge commit. Small fixups like bumping
1321release/version name would be acceptable.</p></div>
1322</li>
1323</ul></div>
1324</div>
Junio C Hamano9d971152012-12-19 00:43:111325</div>
1326<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:311327<h2 id="_merge_strategies">MERGE STRATEGIES</h2>
Junio C Hamano1a4e8412005-12-27 08:17:231328<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591329<div class="paragraph"><p>The merge mechanism (<em>git-merge</em> and <em>git-pull</em> commands) allows the
Junio C Hamano9d971152012-12-19 00:43:111330backend <em>merge strategies</em> to be chosen with <code>-s</code> option. Some strategies
1331can also take their own options, which can be passed by giving <code>-X&lt;option&gt;</code>
Junio C Hamano1aa40d22010-01-21 17:46:431332arguments to <em>git-merge</em> and/or <em>git-pull</em>.</p></div>
Junio C Hamano68cf15a2010-11-06 01:01:591333<div class="dlist"><dl>
1334<dt class="hdlist1">
Junio C Hamano1a4e8412005-12-27 08:17:231335resolve
1336</dt>
1337<dd>
1338<p>
1339 This can only resolve two heads (i.e. the current branch
Junio C Hamano1de75722009-03-26 08:39:381340 and another branch you pulled from) using a 3-way merge
Junio C Hamano1a4e8412005-12-27 08:17:231341 algorithm. It tries to carefully detect criss-cross
1342 merge ambiguities and is considered generally safe and
1343 fast.
1344</p>
1345</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591346<dt class="hdlist1">
Junio C Hamano1a4e8412005-12-27 08:17:231347recursive
1348</dt>
1349<dd>
1350<p>
Junio C Hamano1de75722009-03-26 08:39:381351 This can only resolve two heads using a 3-way merge
1352 algorithm. When there is more than one common
1353 ancestor that can be used for 3-way merge, it creates a
Junio C Hamano1a4e8412005-12-27 08:17:231354 merged tree of the common ancestors and uses that as
1355 the reference tree for the 3-way merge. This has been
1356 reported to result in fewer merge conflicts without
1357 causing mis-merges by tests done on actual merge commits
1358 taken from Linux 2.6 kernel development history.
1359 Additionally this can detect and handle merges involving
1360 renames. This is the default merge strategy when
1361 pulling or merging one branch.
1362</p>
Junio C Hamano68cf15a2010-11-06 01:01:591363<div class="paragraph"><p>The <em>recursive</em> strategy can take the following options:</p></div>
1364<div class="dlist"><dl>
1365<dt class="hdlist1">
Junio C Hamano1aa40d22010-01-21 17:46:431366ours
1367</dt>
1368<dd>
1369<p>
1370 This option forces conflicting hunks to be auto-resolved cleanly by
1371 favoring <em>our</em> version. Changes from the other tree that do not
1372 conflict with our side are reflected to the merge result.
Junio C Hamanoa3cfb762012-09-15 05:32:141373 For a binary file, the entire contents are taken from our side.
Junio C Hamano1aa40d22010-01-21 17:46:431374</p>
Junio C Hamano68cf15a2010-11-06 01:01:591375<div class="paragraph"><p>This should not be confused with the <em>ours</em> merge strategy, which does not
Junio C Hamano1aa40d22010-01-21 17:46:431376even look at what the other tree contains at all. It discards everything
1377the other tree did, declaring <em>our</em> history contains all that happened in it.</p></div>
1378</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591379<dt class="hdlist1">
Junio C Hamano1aa40d22010-01-21 17:46:431380theirs
1381</dt>
1382<dd>
1383<p>
Junio C Hamanoa3cfb762012-09-15 05:32:141384 This is the opposite of <em>ours</em>.
Junio C Hamano1aa40d22010-01-21 17:46:431385</p>
1386</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591387<dt class="hdlist1">
Junio C Hamano39c7a692010-10-27 06:08:541388patience
1389</dt>
1390<dd>
1391<p>
1392 With this option, <em>merge-recursive</em> spends a little extra time
1393 to avoid mismerges that sometimes occur due to unimportant
1394 matching lines (e.g., braces from distinct functions). Use
1395 this when the branches to be merged have diverged wildly.
Junio C Hamano9d971152012-12-19 00:43:111396 See also <a href="git-diff.html">git-diff(1)</a> <code>--patience</code>.
Junio C Hamano39c7a692010-10-27 06:08:541397</p>
1398</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591399<dt class="hdlist1">
Junio C Hamano39c7a692010-10-27 06:08:541400ignore-space-change
1401</dt>
Junio C Hamano68cf15a2010-11-06 01:01:591402<dt class="hdlist1">
Junio C Hamano39c7a692010-10-27 06:08:541403ignore-all-space
1404</dt>
Junio C Hamano68cf15a2010-11-06 01:01:591405<dt class="hdlist1">
Junio C Hamano39c7a692010-10-27 06:08:541406ignore-space-at-eol
1407</dt>
1408<dd>
1409<p>
1410 Treats lines with the indicated type of whitespace change as
1411 unchanged for the sake of a three-way merge. Whitespace
1412 changes mixed with other changes to a line are not ignored.
Junio C Hamano9d971152012-12-19 00:43:111413 See also <a href="git-diff.html">git-diff(1)</a> <code>-b</code>, <code>-w</code>, and
1414 <code>--ignore-space-at-eol</code>.
Junio C Hamano39c7a692010-10-27 06:08:541415</p>
Junio C Hamano68cf15a2010-11-06 01:01:591416<div class="ulist"><ul>
Junio C Hamano39c7a692010-10-27 06:08:541417<li>
1418<p>
1419If <em>their</em> version only introduces whitespace changes to a line,
1420 <em>our</em> version is used;
1421</p>
1422</li>
1423<li>
1424<p>
1425If <em>our</em> version introduces whitespace changes but <em>their</em>
1426 version includes a substantial change, <em>their</em> version is used;
1427</p>
1428</li>
1429<li>
1430<p>
1431Otherwise, the merge proceeds in the usual way.
1432</p>
1433</li>
1434</ul></div>
1435</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591436<dt class="hdlist1">
Junio C Hamano2db3e752010-09-03 21:33:061437renormalize
1438</dt>
1439<dd>
1440<p>
1441 This runs a virtual check-out and check-in of all three stages
1442 of a file when resolving a three-way merge. This option is
1443 meant to be used when merging branches with different clean
1444 filters or end-of-line normalization rules. See "Merging
1445 branches with differing checkin/checkout attributes" in
Junio C Hamanoa28a9202012-06-21 07:08:231446 <a href="gitattributes.html">gitattributes(5)</a> for details.
Junio C Hamano2db3e752010-09-03 21:33:061447</p>
1448</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591449<dt class="hdlist1">
Junio C Hamano2db3e752010-09-03 21:33:061450no-renormalize
1451</dt>
1452<dd>
1453<p>
Junio C Hamano9d971152012-12-19 00:43:111454 Disables the <code>renormalize</code> option. This overrides the
1455 <code>merge.renormalize</code> configuration variable.
Junio C Hamano2db3e752010-09-03 21:33:061456</p>
1457</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591458<dt class="hdlist1">
Junio C Hamano39c7a692010-10-27 06:08:541459rename-threshold=&lt;n&gt;
1460</dt>
1461<dd>
1462<p>
1463 Controls the similarity threshold used for rename detection.
Junio C Hamano9d971152012-12-19 00:43:111464 See also <a href="git-diff.html">git-diff(1)</a> <code>-M</code>.
Junio C Hamano39c7a692010-10-27 06:08:541465</p>
1466</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591467<dt class="hdlist1">
Junio C Hamanod2179ef2010-10-22 04:12:171468subtree[=&lt;path&gt;]
Junio C Hamano1aa40d22010-01-21 17:46:431469</dt>
1470<dd>
1471<p>
1472 This option is a more advanced form of <em>subtree</em> strategy, where
1473 the strategy makes a guess on how two trees must be shifted to
1474 match with each other when merging. Instead, the specified path
1475 is prefixed (or stripped from the beginning) to make the shape of
1476 two trees to match.
1477</p>
1478</dd>
1479</dl></div>
Junio C Hamano1a4e8412005-12-27 08:17:231480</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591481<dt class="hdlist1">
Junio C Hamano1a4e8412005-12-27 08:17:231482octopus
1483</dt>
1484<dd>
1485<p>
Junio C Hamano1de75722009-03-26 08:39:381486 This resolves cases with more than two heads, but refuses to do
1487 a complex merge that needs manual resolution. It is
Junio C Hamano1a4e8412005-12-27 08:17:231488 primarily meant to be used for bundling topic branch
1489 heads together. This is the default merge strategy when
Junio C Hamano1de75722009-03-26 08:39:381490 pulling or merging more than one branch.
Junio C Hamano1a4e8412005-12-27 08:17:231491</p>
1492</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591493<dt class="hdlist1">
Junio C Hamano1a4e8412005-12-27 08:17:231494ours
1495</dt>
1496<dd>
1497<p>
Junio C Hamanobf984de2009-11-23 06:11:191498 This resolves any number of heads, but the resulting tree of the
1499 merge is always that of the current branch head, effectively
1500 ignoring all changes from all other branches. It is meant to
Junio C Hamano1a4e8412005-12-27 08:17:231501 be used to supersede old development history of side
Junio C Hamano1aa40d22010-01-21 17:46:431502 branches. Note that this is different from the -Xours option to
1503 the <em>recursive</em> merge strategy.
Junio C Hamano1a4e8412005-12-27 08:17:231504</p>
1505</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591506<dt class="hdlist1">
Junio C Hamanoe6c92032008-03-19 09:24:341507subtree
1508</dt>
1509<dd>
1510<p>
1511 This is a modified recursive strategy. When merging trees A and
1512 B, if B corresponds to a subtree of A, B is first adjusted to
1513 match the tree structure of A, instead of reading the trees at
1514 the same level. This adjustment is also done to the common
1515 ancestor tree.
1516</p>
1517</dd>
Junio C Hamanoba4b9282008-07-06 05:20:311518</dl></div>
Junio C Hamano1a4e8412005-12-27 08:17:231519</div>
Junio C Hamano9d971152012-12-19 00:43:111520</div>
1521<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:311522<h2 id="_configuration">CONFIGURATION</h2>
Junio C Hamano1e6e0062007-07-13 05:33:251523<div class="sectionbody">
Junio C Hamano68cf15a2010-11-06 01:01:591524<div class="dlist"><dl>
1525<dt class="hdlist1">
Junio C Hamano4653c6f2008-11-26 22:50:201526merge.conflictstyle
Junio C Hamano1e6e0062007-07-13 05:33:251527</dt>
1528<dd>
1529<p>
Junio C Hamano4653c6f2008-11-26 22:50:201530 Specify the style in which conflicted hunks are written out to
1531 working tree files upon merge. The default is "merge", which
Junio C Hamano9d971152012-12-19 00:43:111532 shows a <code>&lt;&lt;&lt;&lt;&lt;&lt;&lt;</code> conflict marker, changes made by one side,
1533 a <code>=======</code> marker, changes made by the other side, and then
1534 a <code>&gt;&gt;&gt;&gt;&gt;&gt;&gt;</code> marker. An alternate style, "diff3", adds a <code>|||||||</code>
1535 marker and the original text before the <code>=======</code> marker.
Junio C Hamano6d76d612008-05-09 05:46:081536</p>
1537</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591538<dt class="hdlist1">
Junio C Hamanoa03ac862011-04-02 04:32:291539merge.defaultToUpstream
1540</dt>
1541<dd>
1542<p>
1543 If merge is called without any commit argument, merge the upstream
1544 branches configured for the current branch by using their last
Junio C Hamanoa1295452012-11-13 22:32:041545 observed values stored in their remote-tracking branches.
Junio C Hamano9d971152012-12-19 00:43:111546 The values of the <code>branch.&lt;current branch&gt;.merge</code> that name the
1547 branches at the remote named by <code>branch.&lt;current branch&gt;.remote</code>
1548 are consulted, and then they are mapped via <code>remote.&lt;remote&gt;.fetch</code>
Junio C Hamanoa1295452012-11-13 22:32:041549 to their corresponding remote-tracking branches, and the tips of
Junio C Hamanoa03ac862011-04-02 04:32:291550 these tracking branches are merged.
1551</p>
1552</dd>
1553<dt class="hdlist1">
Junio C Hamano3d050d62011-05-17 06:43:341554merge.ff
1555</dt>
1556<dd>
1557<p>
Junio C Hamano076ffcc2013-02-06 05:13:211558 By default, Git does not create an extra merge commit when merging
Junio C Hamano3d050d62011-05-17 06:43:341559 a commit that is a descendant of the current commit. Instead, the
Junio C Hamano9d971152012-12-19 00:43:111560 tip of the current branch is fast-forwarded. When set to <code>false</code>,
Junio C Hamano076ffcc2013-02-06 05:13:211561 this variable tells Git to create an extra merge commit in such
Junio C Hamano9d971152012-12-19 00:43:111562 a case (equivalent to giving the <code>--no-ff</code> option from the command
1563 line). When set to <code>only</code>, only such fast-forward merges are
1564 allowed (equivalent to giving the <code>--ff-only</code> option from the
Junio C Hamano3d050d62011-05-17 06:43:341565 command line).
1566</p>
1567</dd>
1568<dt class="hdlist1">
Junio C Hamano6d76d612008-05-09 05:46:081569merge.log
1570</dt>
1571<dd>
1572<p>
Junio C Hamano3b4609d2010-09-30 00:04:341573 In addition to branch names, populate the log message with at
1574 most the specified number of one-line descriptions from the
1575 actual commits that are being merged. Defaults to false, and
Junio C Hamano7165bf72011-01-04 22:06:181576 true is a synonym for 20.
Junio C Hamano6d76d612008-05-09 05:46:081577</p>
1578</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591579<dt class="hdlist1">
Junio C Hamano2fbcd212008-05-14 22:26:071580merge.renameLimit
1581</dt>
1582<dd>
1583<p>
1584 The number of files to consider when performing rename detection
1585 during a merge; if not specified, defaults to the value of
1586 diff.renameLimit.
1587</p>
1588</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591589<dt class="hdlist1">
Junio C Hamano2db3e752010-09-03 21:33:061590merge.renormalize
1591</dt>
1592<dd>
1593<p>
Junio C Hamano076ffcc2013-02-06 05:13:211594 Tell Git that canonical representation of files in the
Junio C Hamano2db3e752010-09-03 21:33:061595 repository has changed over time (e.g. earlier commits record
1596 text files with CRLF line endings, but recent ones use LF line
Junio C Hamano076ffcc2013-02-06 05:13:211597 endings). In such a repository, Git can convert the data
Junio C Hamano2db3e752010-09-03 21:33:061598 recorded in commits to a canonical form before performing a
1599 merge to reduce unnecessary conflicts. For more information,
1600 see section "Merging branches with differing checkin/checkout
Junio C Hamanoa28a9202012-06-21 07:08:231601 attributes" in <a href="gitattributes.html">gitattributes(5)</a>.
Junio C Hamano2db3e752010-09-03 21:33:061602</p>
1603</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591604<dt class="hdlist1">
Junio C Hamano4653c6f2008-11-26 22:50:201605merge.stat
1606</dt>
1607<dd>
1608<p>
1609 Whether to print the diffstat between ORIG_HEAD and the merge result
1610 at the end of the merge. True by default.
1611</p>
1612</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591613<dt class="hdlist1">
Junio C Hamano6d76d612008-05-09 05:46:081614merge.tool
1615</dt>
1616<dd>
1617<p>
Junio C Hamanob5e079f2013-02-08 00:02:521618 Controls which merge tool is used by <a href="git-mergetool.html">git-mergetool(1)</a>.
1619 The list below shows the valid built-in values.
1620 Any other value is treated as a custom merge tool and requires
1621 that a corresponding mergetool.&lt;tool&gt;.cmd variable is defined.
Junio C Hamano1e6e0062007-07-13 05:33:251622</p>
Junio C Hamanob5e079f2013-02-08 00:02:521623<div class="ulist"><ul>
1624<li>
1625<p>
1626araxis
1627</p>
1628</li>
1629<li>
1630<p>
1631bc3
1632</p>
1633</li>
1634<li>
1635<p>
1636codecompare
1637</p>
1638</li>
1639<li>
1640<p>
1641deltawalker
1642</p>
1643</li>
1644<li>
1645<p>
1646diffuse
1647</p>
1648</li>
1649<li>
1650<p>
1651ecmerge
1652</p>
1653</li>
1654<li>
1655<p>
1656emerge
1657</p>
1658</li>
1659<li>
1660<p>
1661gvimdiff
1662</p>
1663</li>
1664<li>
1665<p>
1666gvimdiff2
1667</p>
1668</li>
1669<li>
1670<p>
1671kdiff3
1672</p>
1673</li>
1674<li>
1675<p>
1676meld
1677</p>
1678</li>
1679<li>
1680<p>
1681opendiff
1682</p>
1683</li>
1684<li>
1685<p>
1686p4merge
1687</p>
1688</li>
1689<li>
1690<p>
1691tkdiff
1692</p>
1693</li>
1694<li>
1695<p>
1696tortoisemerge
1697</p>
1698</li>
1699<li>
1700<p>
1701vimdiff
1702</p>
1703</li>
1704<li>
1705<p>
1706vimdiff2
1707</p>
1708</li>
1709<li>
1710<p>
1711xxdiff
1712</p>
1713</li>
1714</ul></div>
Junio C Hamano1e6e0062007-07-13 05:33:251715</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591716<dt class="hdlist1">
Junio C Hamano1e6e0062007-07-13 05:33:251717merge.verbosity
1718</dt>
1719<dd>
1720<p>
1721 Controls the amount of output shown by the recursive merge
1722 strategy. Level 0 outputs nothing except a final error
1723 message if conflicts were detected. Level 1 outputs only
1724 conflicts, 2 outputs conflicts and file changes. Level 5 and
1725 above outputs debugging information. The default is level 2.
Junio C Hamanoec87f522008-12-10 08:35:251726 Can be overridden by the <em>GIT_MERGE_VERBOSITY</em> environment variable.
Junio C Hamano1e6e0062007-07-13 05:33:251727</p>
1728</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591729<dt class="hdlist1">
Junio C Hamano6d76d612008-05-09 05:46:081730merge.&lt;driver&gt;.name
1731</dt>
1732<dd>
1733<p>
Junio C Hamanoec87f522008-12-10 08:35:251734 Defines a human-readable name for a custom low-level
Junio C Hamanoa28a9202012-06-21 07:08:231735 merge driver. See <a href="gitattributes.html">gitattributes(5)</a> for details.
Junio C Hamano6d76d612008-05-09 05:46:081736</p>
1737</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591738<dt class="hdlist1">
Junio C Hamano6d76d612008-05-09 05:46:081739merge.&lt;driver&gt;.driver
1740</dt>
1741<dd>
1742<p>
1743 Defines the command that implements a custom low-level
Junio C Hamanoa28a9202012-06-21 07:08:231744 merge driver. See <a href="gitattributes.html">gitattributes(5)</a> for details.
Junio C Hamano6d76d612008-05-09 05:46:081745</p>
1746</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591747<dt class="hdlist1">
Junio C Hamano6d76d612008-05-09 05:46:081748merge.&lt;driver&gt;.recursive
1749</dt>
1750<dd>
1751<p>
1752 Names a low-level merge driver to be used when
1753 performing an internal merge between common ancestors.
Junio C Hamanoa28a9202012-06-21 07:08:231754 See <a href="gitattributes.html">gitattributes(5)</a> for details.
Junio C Hamano6d76d612008-05-09 05:46:081755</p>
1756</dd>
Junio C Hamano68cf15a2010-11-06 01:01:591757<dt class="hdlist1">
Junio C Hamano1b50ce92007-10-03 12:05:531758branch.&lt;name&gt;.mergeoptions
1759</dt>
1760<dd>
1761<p>
1762 Sets default options for merging into branch &lt;name&gt;. The syntax and
Junio C Hamanoc0e55e72009-10-10 00:56:291763 supported options are the same as those of <em>git merge</em>, but option
1764 values containing whitespace characters are currently not supported.
Junio C Hamano1b50ce92007-10-03 12:05:531765</p>
1766</dd>
Junio C Hamanoba4b9282008-07-06 05:20:311767</dl></div>
Junio C Hamano1e6e0062007-07-13 05:33:251768</div>
Junio C Hamano9d971152012-12-19 00:43:111769</div>
1770<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:311771<h2 id="_see_also">SEE ALSO</h2>
Junio C Hamano1a4e8412005-12-27 08:17:231772<div class="sectionbody">
Junio C Hamanoa28a9202012-06-21 07:08:231773<div class="paragraph"><p><a href="git-fmt-merge-msg.html">git-fmt-merge-msg(1)</a>, <a href="git-pull.html">git-pull(1)</a>,
1774<a href="gitattributes.html">gitattributes(5)</a>,
1775<a href="git-reset.html">git-reset(1)</a>,
1776<a href="git-diff.html">git-diff(1)</a>, <a href="git-ls-files.html">git-ls-files(1)</a>,
1777<a href="git-add.html">git-add(1)</a>, <a href="git-rm.html">git-rm(1)</a>,
1778<a href="git-mergetool.html">git-mergetool(1)</a></p></div>
Junio C Hamanofa2ad882009-12-03 09:15:441779</div>
Junio C Hamano9d971152012-12-19 00:43:111780</div>
1781<div class="sect1">
Junio C Hamanofa2ad882009-12-03 09:15:441782<h2 id="_git">GIT</h2>
1783<div class="sectionbody">
Junio C Hamanoa28a9202012-06-21 07:08:231784<div class="paragraph"><p>Part of the <a href="git.html">git(1)</a> suite</p></div>
Junio C Hamanofa2ad882009-12-03 09:15:441785</div>
Junio C Hamano7bd050f2011-09-22 06:32:221786</div>
Junio C Hamano9d971152012-12-19 00:43:111787</div>
Junio C Hamano7bd050f2011-09-22 06:32:221788<div id="footnotes"><hr /></div>
Junio C Hamanofa2ad882009-12-03 09:15:441789<div id="footer">
1790<div id="footer-text">
Junio C Hamano778a3412013-03-28 23:24:301791Last updated 2013-03-28 16:23:57 PDT
Junio C Hamanofa2ad882009-12-03 09:15:441792</div>
1793</div>
1794</body>
1795</html>