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NAME | SYNOPSIS | DESCRIPTION | OPTIONS | CONFIGURATION | DISCUSSION | MUA-SPECIFIC HINTS | BASE TREE INFORMATION | EXAMPLES | SEE ALSO | GIT | COLOPHON |
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GIT-FORMAT-PATCH(1) Git Manual GIT-FORMAT-PATCH(1)
git-format-patch - Prepare patches for e-mail submission
git format-patch [-k] [(-o|--output-directory) <dir> | --stdout]
[--no-thread | --thread[=<style>]]
[(--attach|--inline)[=<boundary>] | --no-attach]
[-s | --signoff]
[--signature=<signature> | --no-signature]
[--signature-file=<file>]
[-n | --numbered | -N | --no-numbered]
[--start-number <n>] [--numbered-files]
[--in-reply-to=Message-Id] [--suffix=.<sfx>]
[--ignore-if-in-upstream]
[--rfc] [--subject-prefix=Subject-Prefix]
[(--reroll-count|-v) <n>]
[--to=<email>] [--cc=<email>]
[--[no-]cover-letter] [--quiet] [--notes[=<ref>]]
[--progress]
[<common diff options>]
[ <since> | <revision range> ]
Prepare each commit with its patch in one file per commit, formatted
to resemble UNIX mailbox format. The output of this command is
convenient for e-mail submission or for use with git am.
There are two ways to specify which commits to operate on.
1. A single commit, <since>, specifies that the commits leading to
the tip of the current branch that are not in the history that
leads to the <since> to be output.
2. Generic <revision range> expression (see "SPECIFYING REVISIONS"
section in gitrevisions(7)) means the commits in the specified
range.
The first rule takes precedence in the case of a single <commit>. To
apply the second rule, i.e., format everything since the beginning of
history up until <commit>, use the --root option: git format-patch
--root <commit>. If you want to format only <commit> itself, you can
do this with git format-patch -1 <commit>.
By default, each output file is numbered sequentially from 1, and
uses the first line of the commit message (massaged for pathname
safety) as the filename. With the --numbered-files option, the output
file names will only be numbers, without the first line of the commit
appended. The names of the output files are printed to standard
output, unless the --stdout option is specified.
If -o is specified, output files are created in <dir>. Otherwise they
are created in the current working directory. The default path can be
set with the format.outputDirectory configuration option. The -o
option takes precedence over format.outputDirectory. To store patches
in the current working directory even when format.outputDirectory
points elsewhere, use -o ..
By default, the subject of a single patch is "[PATCH] " followed by
the concatenation of lines from the commit message up to the first
blank line (see the DISCUSSION section of git-commit(1)).
When multiple patches are output, the subject prefix will instead be
"[PATCH n/m] ". To force 1/1 to be added for a single patch, use -n.
To omit patch numbers from the subject, use -N.
If given --thread, git-format-patch will generate In-Reply-To and
References headers to make the second and subsequent patch mails
appear as replies to the first mail; this also generates a Message-Id
header to reference.
-p, --no-stat
Generate plain patches without any diffstats.
-U<n>, --unified=<n>
Generate diffs with <n> lines of context instead of the usual
three.
--indent-heuristic
Enable the heuristic that shift diff hunk boundaries to make
patches easier to read. This is the default.
--no-indent-heuristic
Disable the indent heuristic.
--minimal
Spend extra time to make sure the smallest possible diff is
produced.
--patience
Generate a diff using the "patience diff" algorithm.
--histogram
Generate a diff using the "histogram diff" algorithm.
--anchored=<text>
Generate a diff using the "anchored diff" algorithm.
This option may be specified more than once.
If a line exists in both the source and destination, exists only
once, and starts with this text, this algorithm attempts to
prevent it from appearing as a deletion or addition in the
output. It uses the "patience diff" algorithm internally.
--diff-algorithm={patience|minimal|histogram|myers}
Choose a diff algorithm. The variants are as follows:
default, myers
The basic greedy diff algorithm. Currently, this is the
default.
minimal
Spend extra time to make sure the smallest possible diff is
produced.
patience
Use "patience diff" algorithm when generating patches.
histogram
This algorithm extends the patience algorithm to "support
low-occurrence common elements".
For instance, if you configured diff.algorithm variable to a
non-default value and want to use the default one, then you have
to use --diff-algorithm=default option.
--stat[=<width>[,<name-width>[,<count>]]]
Generate a diffstat. By default, as much space as necessary will
be used for the filename part, and the rest for the graph part.
Maximum width defaults to terminal width, or 80 columns if not
connected to a terminal, and can be overridden by <width>. The
width of the filename part can be limited by giving another width
<name-width> after a comma. The width of the graph part can be
limited by using --stat-graph-width=<width> (affects all commands
generating a stat graph) or by setting
diff.statGraphWidth=<width> (does not affect git format-patch).
By giving a third parameter <count>, you can limit the output to
the first <count> lines, followed by ... if there are more.
These parameters can also be set individually with
--stat-width=<width>, --stat-name-width=<name-width> and
--stat-count=<count>.
--numstat
Similar to --stat, but shows number of added and deleted lines in
decimal notation and pathname without abbreviation, to make it
more machine friendly. For binary files, outputs two - instead of
saying 0 0.
--shortstat
Output only the last line of the --stat format containing total
number of modified files, as well as number of added and deleted
lines.
--dirstat[=<param1,param2,...>]
Output the distribution of relative amount of changes for each
sub-directory. The behavior of --dirstat can be customized by
passing it a comma separated list of parameters. The defaults are
controlled by the diff.dirstat configuration variable (see
git-config(1)). The following parameters are available:
changes
Compute the dirstat numbers by counting the lines that have
been removed from the source, or added to the destination.
This ignores the amount of pure code movements within a file.
In other words, rearranging lines in a file is not counted as
much as other changes. This is the default behavior when no
parameter is given.
lines
Compute the dirstat numbers by doing the regular line-based
diff analysis, and summing the removed/added line counts.
(For binary files, count 64-byte chunks instead, since binary
files have no natural concept of lines). This is a more
expensive --dirstat behavior than the changes behavior, but
it does count rearranged lines within a file as much as other
changes. The resulting output is consistent with what you get
from the other --*stat options.
files
Compute the dirstat numbers by counting the number of files
changed. Each changed file counts equally in the dirstat
analysis. This is the computationally cheapest --dirstat
behavior, since it does not have to look at the file contents
at all.
cumulative
Count changes in a child directory for the parent directory
as well. Note that when using cumulative, the sum of the
percentages reported may exceed 100%. The default
(non-cumulative) behavior can be specified with the
noncumulative parameter.
<limit>
An integer parameter specifies a cut-off percent (3% by
default). Directories contributing less than this percentage
of the changes are not shown in the output.
Example: The following will count changed files, while ignoring
directories with less than 10% of the total amount of changed
files, and accumulating child directory counts in the parent
directories: --dirstat=files,10,cumulative.
--summary
Output a condensed summary of extended header information such as
creations, renames and mode changes.
--no-renames
Turn off rename detection, even when the configuration file gives
the default to do so.
--full-index
Instead of the first handful of characters, show the full pre-
and post-image blob object names on the "index" line when
generating patch format output.
--binary
In addition to --full-index, output a binary diff that can be
applied with git-apply.
--abbrev[=<n>]
Instead of showing the full 40-byte hexadecimal object name in
diff-raw format output and diff-tree header lines, show only a
partial prefix. This is independent of the --full-index option
above, which controls the diff-patch output format. Non default
number of digits can be specified with --abbrev=<n>.
-B[<n>][/<m>], --break-rewrites[=[<n>][/<m>]]
Break complete rewrite changes into pairs of delete and create.
This serves two purposes:
It affects the way a change that amounts to a total rewrite of a
file not as a series of deletion and insertion mixed together
with a very few lines that happen to match textually as the
context, but as a single deletion of everything old followed by a
single insertion of everything new, and the number m controls
this aspect of the -B option (defaults to 60%). -B/70% specifies
that less than 30% of the original should remain in the result
for Git to consider it a total rewrite (i.e. otherwise the
resulting patch will be a series of deletion and insertion mixed
together with context lines).
When used with -M, a totally-rewritten file is also considered as
the source of a rename (usually -M only considers a file that
disappeared as the source of a rename), and the number n controls
this aspect of the -B option (defaults to 50%). -B20% specifies
that a change with addition and deletion compared to 20% or more
of the file’s size are eligible for being picked up as a possible
source of a rename to another file.
-M[<n>], --find-renames[=<n>]
Detect renames. If n is specified, it is a threshold on the
similarity index (i.e. amount of addition/deletions compared to
the file’s size). For example, -M90% means Git should consider a
delete/add pair to be a rename if more than 90% of the file
hasn’t changed. Without a % sign, the number is to be read as a
fraction, with a decimal point before it. I.e., -M5 becomes 0.5,
and is thus the same as -M50%. Similarly, -M05 is the same as
-M5%. To limit detection to exact renames, use -M100%. The
default similarity index is 50%.
-C[<n>], --find-copies[=<n>]
Detect copies as well as renames. See also --find-copies-harder.
If n is specified, it has the same meaning as for -M<n>.
--find-copies-harder
For performance reasons, by default, -C option finds copies only
if the original file of the copy was modified in the same
changeset. This flag makes the command inspect unmodified files
as candidates for the source of copy. This is a very expensive
operation for large projects, so use it with caution. Giving more
than one -C option has the same effect.
-D, --irreversible-delete
Omit the preimage for deletes, i.e. print only the header but not
the diff between the preimage and /dev/null. The resulting patch
is not meant to be applied with patch or git apply; this is
solely for people who want to just concentrate on reviewing the
text after the change. In addition, the output obviously lacks
enough information to apply such a patch in reverse, even
manually, hence the name of the option.
When used together with -B, omit also the preimage in the
deletion part of a delete/create pair.
-l<num>
The -M and -C options require O(n^2) processing time where n is
the number of potential rename/copy targets. This option prevents
rename/copy detection from running if the number of rename/copy
targets exceeds the specified number.
-O<orderfile>
Control the order in which files appear in the output. This
overrides the diff.orderFile configuration variable (see
git-config(1)). To cancel diff.orderFile, use -O/dev/null.
The output order is determined by the order of glob patterns in
<orderfile>. All files with pathnames that match the first
pattern are output first, all files with pathnames that match the
second pattern (but not the first) are output next, and so on.
All files with pathnames that do not match any pattern are output
last, as if there was an implicit match-all pattern at the end of
the file. If multiple pathnames have the same rank (they match
the same pattern but no earlier patterns), their output order
relative to each other is the normal order.
<orderfile> is parsed as follows:
· Blank lines are ignored, so they can be used as separators
for readability.
· Lines starting with a hash ("#") are ignored, so they can be
used for comments. Add a backslash ("\") to the beginning of
the pattern if it starts with a hash.
· Each other line contains a single pattern.
Patterns have the same syntax and semantics as patterns used for
fnmantch(3) without the FNM_PATHNAME flag, except a pathname also
matches a pattern if removing any number of the final pathname
components matches the pattern. For example, the pattern
"foo*bar" matches "fooasdfbar" and "foo/bar/baz/asdf" but not
"foobarx".
-a, --text
Treat all files as text.
--ignore-cr-at-eol
Ignore carrige-return at the end of line when doing a comparison.
--ignore-space-at-eol
Ignore changes in whitespace at EOL.
-b, --ignore-space-change
Ignore changes in amount of whitespace. This ignores whitespace
at line end, and considers all other sequences of one or more
whitespace characters to be equivalent.
-w, --ignore-all-space
Ignore whitespace when comparing lines. This ignores differences
even if one line has whitespace where the other line has none.
--ignore-blank-lines
Ignore changes whose lines are all blank.
--inter-hunk-context=<lines>
Show the context between diff hunks, up to the specified number
of lines, thereby fusing hunks that are close to each other.
Defaults to diff.interHunkContext or 0 if the config option is
unset.
-W, --function-context
Show whole surrounding functions of changes.
--ext-diff
Allow an external diff helper to be executed. If you set an
external diff driver with gitattributes(5), you need to use this
option with git-log(1) and friends.
--no-ext-diff
Disallow external diff drivers.
--textconv, --no-textconv
Allow (or disallow) external text conversion filters to be run
when comparing binary files. See gitattributes(5) for details.
Because textconv filters are typically a one-way conversion, the
resulting diff is suitable for human consumption, but cannot be
applied. For this reason, textconv filters are enabled by default
only for git-diff(1) and git-log(1), but not for
git-format-patch(1) or diff plumbing commands.
--ignore-submodules[=<when>]
Ignore changes to submodules in the diff generation. <when> can
be either "none", "untracked", "dirty" or "all", which is the
default. Using "none" will consider the submodule modified when
it either contains untracked or modified files or its HEAD
differs from the commit recorded in the superproject and can be
used to override any settings of the ignore option in
git-config(1) or gitmodules(5). When "untracked" is used
submodules are not considered dirty when they only contain
untracked content (but they are still scanned for modified
content). Using "dirty" ignores all changes to the work tree of
submodules, only changes to the commits stored in the
superproject are shown (this was the behavior until 1.7.0). Using
"all" hides all changes to submodules.
--src-prefix=<prefix>
Show the given source prefix instead of "a/".
--dst-prefix=<prefix>
Show the given destination prefix instead of "b/".
--no-prefix
Do not show any source or destination prefix.
--line-prefix=<prefix>
Prepend an additional prefix to every line of output.
--ita-invisible-in-index
By default entries added by "git add -N" appear as an existing
empty file in "git diff" and a new file in "git diff --cached".
This option makes the entry appear as a new file in "git diff"
and non-existent in "git diff --cached". This option could be
reverted with --ita-visible-in-index. Both options are
experimental and could be removed in future.
For more detailed explanation on these common options, see also
gitdiffcore(7).
-<n>
Prepare patches from the topmost <n> commits.
-o <dir>, --output-directory <dir>
Use <dir> to store the resulting files, instead of the current
working directory.
-n, --numbered
Name output in [PATCH n/m] format, even with a single patch.
-N, --no-numbered
Name output in [PATCH] format.
--start-number <n>
Start numbering the patches at <n> instead of 1.
--numbered-files
Output file names will be a simple number sequence without the
default first line of the commit appended.
-k, --keep-subject
Do not strip/add [PATCH] from the first line of the commit log
message.
-s, --signoff
Add Signed-off-by: line to the commit message, using the
committer identity of yourself. See the signoff option in
git-commit(1) for more information.
--stdout
Print all commits to the standard output in mbox format, instead
of creating a file for each one.
--attach[=<boundary>]
Create multipart/mixed attachment, the first part of which is the
commit message and the patch itself in the second part, with
Content-Disposition: attachment.
--no-attach
Disable the creation of an attachment, overriding the
configuration setting.
--inline[=<boundary>]
Create multipart/mixed attachment, the first part of which is the
commit message and the patch itself in the second part, with
Content-Disposition: inline.
--thread[=<style>], --no-thread
Controls addition of In-Reply-To and References headers to make
the second and subsequent mails appear as replies to the first.
Also controls generation of the Message-Id header to reference.
The optional <style> argument can be either shallow or deep.
shallow threading makes every mail a reply to the head of the
series, where the head is chosen from the cover letter, the
--in-reply-to, and the first patch mail, in this order. deep
threading makes every mail a reply to the previous one.
The default is --no-thread, unless the format.thread
configuration is set. If --thread is specified without a style,
it defaults to the style specified by format.thread if any, or
else shallow.
Beware that the default for git send-email is to thread emails
itself. If you want git format-patch to take care of threading,
you will want to ensure that threading is disabled for git
send-email.
--in-reply-to=Message-Id
Make the first mail (or all the mails with --no-thread) appear as
a reply to the given Message-Id, which avoids breaking threads to
provide a new patch series.
--ignore-if-in-upstream
Do not include a patch that matches a commit in <until>..<since>.
This will examine all patches reachable from <since> but not from
<until> and compare them with the patches being generated, and
any patch that matches is ignored.
--subject-prefix=<Subject-Prefix>
Instead of the standard [PATCH] prefix in the subject line,
instead use [<Subject-Prefix>]. This allows for useful naming of
a patch series, and can be combined with the --numbered option.
--rfc
Alias for --subject-prefix="RFC PATCH". RFC means "Request For
Comments"; use this when sending an experimental patch for
discussion rather than application.
-v <n>, --reroll-count=<n>
Mark the series as the <n>-th iteration of the topic. The output
filenames have v<n> prepended to them, and the subject prefix
("PATCH" by default, but configurable via the --subject-prefix
option) has ` v<n>` appended to it. E.g. --reroll-count=4 may
produce v4-0001-add-makefile.patch file that has "Subject: [PATCH
v4 1/20] Add makefile" in it.
--to=<email>
Add a To: header to the email headers. This is in addition to any
configured headers, and may be used multiple times. The negated
form --no-to discards all To: headers added so far (from config
or command line).
--cc=<email>
Add a Cc: header to the email headers. This is in addition to any
configured headers, and may be used multiple times. The negated
form --no-cc discards all Cc: headers added so far (from config
or command line).
--from, --from=<ident>
Use ident in the From: header of each commit email. If the author
ident of the commit is not textually identical to the provided
ident, place a From: header in the body of the message with the
original author. If no ident is given, use the committer ident.
Note that this option is only useful if you are actually sending
the emails and want to identify yourself as the sender, but
retain the original author (and git am will correctly pick up the
in-body header). Note also that git send-email already handles
this transformation for you, and this option should not be used
if you are feeding the result to git send-email.
--add-header=<header>
Add an arbitrary header to the email headers. This is in addition
to any configured headers, and may be used multiple times. For
example, --add-header="Organization: git-foo". The negated form
--no-add-header discards all (To:, Cc:, and custom) headers added
so far from config or command line.
--[no-]cover-letter
In addition to the patches, generate a cover letter file
containing the branch description, shortlog and the overall
diffstat. You can fill in a description in the file before
sending it out.
--notes[=<ref>]
Append the notes (see git-notes(1)) for the commit after the
three-dash line.
The expected use case of this is to write supporting explanation
for the commit that does not belong to the commit log message
proper, and include it with the patch submission. While one can
simply write these explanations after format-patch has run but
before sending, keeping them as Git notes allows them to be
maintained between versions of the patch series (but see the
discussion of the notes.rewrite configuration options in
git-notes(1) to use this workflow).
--[no-]signature=<signature>
Add a signature to each message produced. Per RFC 3676 the
signature is separated from the body by a line with '-- ' on it.
If the signature option is omitted the signature defaults to the
Git version number.
--signature-file=<file>
Works just like --signature except the signature is read from a
file.
--suffix=.<sfx>
Instead of using .patch as the suffix for generated filenames,
use specified suffix. A common alternative is --suffix=.txt.
Leaving this empty will remove the .patch suffix.
Note that the leading character does not have to be a dot; for
example, you can use --suffix=-patch to get
0001-description-of-my-change-patch.
-q, --quiet
Do not print the names of the generated files to standard output.
--no-binary
Do not output contents of changes in binary files, instead
display a notice that those files changed. Patches generated
using this option cannot be applied properly, but they are still
useful for code review.
--zero-commit
Output an all-zero hash in each patch’s From header instead of
the hash of the commit.
--base=<commit>
Record the base tree information to identify the state the patch
series applies to. See the BASE TREE INFORMATION section below
for details.
--root
Treat the revision argument as a <revision range>, even if it is
just a single commit (that would normally be treated as a
<since>). Note that root commits included in the specified range
are always formatted as creation patches, independently of this
flag.
--progress
Show progress reports on stderr as patches are generated.
You can specify extra mail header lines to be added to each message,
defaults for the subject prefix and file suffix, number patches when
outputting more than one patch, add "To" or "Cc:" headers, configure
attachments, and sign off patches with configuration variables.
[format]
headers = "Organization: git-foo\n"
subjectPrefix = CHANGE
suffix = .txt
numbered = auto
to = <email>
cc = <email>
attach [ = mime-boundary-string ]
signOff = true
coverletter = auto
The patch produced by git format-patch is in UNIX mailbox format,
with a fixed "magic" time stamp to indicate that the file is output
from format-patch rather than a real mailbox, like so:
From 8f72bad1baf19a53459661343e21d6491c3908d3 Mon Sep 17 00:00:00 2001
From: Tony Luck <tony.luck@intel.com>
Date: Tue, 13 Jul 2010 11:42:54 -0700
Subject: [PATCH] =?UTF-8?q?[IA64]=20Put=20ia64=20config=20files=20on=20the=20?=
=?UTF-8?q?Uwe=20Kleine-K=C3=B6nig=20diet?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
arch/arm config files were slimmed down using a python script
(See commit c2330e286f68f1c408b4aa6515ba49d57f05beae comment)
Do the same for ia64 so we can have sleek & trim looking
...
Typically it will be placed in a MUA’s drafts folder, edited to add
timely commentary that should not go in the changelog after the three
dashes, and then sent as a message whose body, in our example, starts
with "arch/arm config files were...". On the receiving end, readers
can save interesting patches in a UNIX mailbox and apply them with
git-am(1).
When a patch is part of an ongoing discussion, the patch generated by
git format-patch can be tweaked to take advantage of the git am
--scissors feature. After your response to the discussion comes a
line that consists solely of "-- >8 --" (scissors and perforation),
followed by the patch with unnecessary header fields removed:
...
> So we should do such-and-such.
Makes sense to me. How about this patch?
-- >8 --
Subject: [IA64] Put ia64 config files on the Uwe Kleine-König diet
arch/arm config files were slimmed down using a python script
...
When sending a patch this way, most often you are sending your own
patch, so in addition to the "From $SHA1 $magic_timestamp" marker you
should omit From: and Date: lines from the patch file. The patch
title is likely to be different from the subject of the discussion
the patch is in response to, so it is likely that you would want to
keep the Subject: line, like the example above.
Checking for patch corruption
Many mailers if not set up properly will corrupt whitespace. Here are
two common types of corruption:
· Empty context lines that do not have any whitespace.
· Non-empty context lines that have one extra whitespace at the
beginning.
One way to test if your MUA is set up correctly is:
· Send the patch to yourself, exactly the way you would, except
with To: and Cc: lines that do not contain the list and
maintainer address.
· Save that patch to a file in UNIX mailbox format. Call it
a.patch, say.
· Apply it:
$ git fetch <project> master:test-apply
$ git checkout test-apply
$ git reset --hard
$ git am a.patch
If it does not apply correctly, there can be various reasons.
· The patch itself does not apply cleanly. That is bad but does not
have much to do with your MUA. You might want to rebase the patch
with git-rebase(1) before regenerating it in this case.
· The MUA corrupted your patch; "am" would complain that the patch
does not apply. Look in the .git/rebase-apply/ subdirectory and
see what patch file contains and check for the common corruption
patterns mentioned above.
· While at it, check the info and final-commit files as well. If
what is in final-commit is not exactly what you would want to see
in the commit log message, it is very likely that the receiver
would end up hand editing the log message when applying your
patch. Things like "Hi, this is my first patch.\n" in the patch
e-mail should come after the three-dash line that signals the end
of the commit message.
Here are some hints on how to successfully submit patches inline
using various mailers.
GMail
GMail does not have any way to turn off line wrapping in the web
interface, so it will mangle any emails that you send. You can
however use "git send-email" and send your patches through the GMail
SMTP server, or use any IMAP email client to connect to the google
IMAP server and forward the emails through that.
For hints on using git send-email to send your patches through the
GMail SMTP server, see the EXAMPLE section of git-send-email(1).
For hints on submission using the IMAP interface, see the EXAMPLE
section of git-imap-send(1).
Thunderbird
By default, Thunderbird will both wrap emails as well as flag them as
being format=flowed, both of which will make the resulting email
unusable by Git.
There are three different approaches: use an add-on to turn off line
wraps, configure Thunderbird to not mangle patches, or use an
external editor to keep Thunderbird from mangling the patches.
Approach #1 (add-on)
Install the Toggle Word Wrap add-on that is available from
https://addons.mozilla.org/thunderbird/addon/toggle-word-wrap/ It
adds a menu entry "Enable Word Wrap" in the composer’s "Options"
menu that you can tick off. Now you can compose the message as
you otherwise do (cut + paste, git format-patch | git imap-send,
etc), but you have to insert line breaks manually in any text
that you type.
Approach #2 (configuration)
Three steps:
1. Configure your mail server composition as plain text:
Edit...Account Settings...Composition & Addressing, uncheck
"Compose Messages in HTML".
2. Configure your general composition window to not wrap.
In Thunderbird 2: Edit..Preferences..Composition, wrap plain
text messages at 0
In Thunderbird 3: Edit..Preferences..Advanced..Config Editor.
Search for "mail.wrap_long_lines". Toggle it to make sure it
is set to false. Also, search for "mailnews.wraplength" and
set the value to 0.
3. Disable the use of format=flowed:
Edit..Preferences..Advanced..Config Editor. Search for
"mailnews.send_plaintext_flowed". Toggle it to make sure it
is set to false.
After that is done, you should be able to compose email as you
otherwise would (cut + paste, git format-patch | git imap-send,
etc), and the patches will not be mangled.
Approach #3 (external editor)
The following Thunderbird extensions are needed: AboutConfig from
http://aboutconfig.mozdev.org/ and External Editor from
http://globs.org/articles.php?lng=en&pg=8
1. Prepare the patch as a text file using your method of choice.
2. Before opening a compose window, use Edit→Account Settings to
uncheck the "Compose messages in HTML format" setting in the
"Composition & Addressing" panel of the account to be used to
send the patch.
3. In the main Thunderbird window, before you open the compose
window for the patch, use Tools→about:config to set the
following to the indicated values:
mailnews.send_plaintext_flowed => false
mailnews.wraplength => 0
4. Open a compose window and click the external editor icon.
5. In the external editor window, read in the patch file and
exit the editor normally.
Side note: it may be possible to do step 2 with about:config and
the following settings but no one’s tried yet.
mail.html_compose => false
mail.identity.default.compose_html => false
mail.identity.id?.compose_html => false
There is a script in contrib/thunderbird-patch-inline which can
help you include patches with Thunderbird in an easy way. To use
it, do the steps above and then use the script as the external
editor.
KMail
This should help you to submit patches inline using KMail.
1. Prepare the patch as a text file.
2. Click on New Mail.
3. Go under "Options" in the Composer window and be sure that "Word
wrap" is not set.
4. Use Message → Insert file... and insert the patch.
5. Back in the compose window: add whatever other text you wish to
the message, complete the addressing and subject fields, and
press send.
The base tree information block is used for maintainers or third
party testers to know the exact state the patch series applies to. It
consists of the base commit, which is a well-known commit that is
part of the stable part of the project history everybody else works
off of, and zero or more prerequisite patches, which are well-known
patches in flight that is not yet part of the base commit that need
to be applied on top of base commit in topological order before the
patches can be applied.
The base commit is shown as "base-commit: " followed by the 40-hex of
the commit object name. A prerequisite patch is shown as
"prerequisite-patch-id: " followed by the 40-hex patch id, which can
be obtained by passing the patch through the git patch-id --stable
command.
Imagine that on top of the public commit P, you applied well-known
patches X, Y and Z from somebody else, and then built your
three-patch series A, B, C, the history would be like:
---P---X---Y---Z---A---B---C
With git format-patch --base=P -3 C (or variants thereof, e.g. with
--cover-letter or using Z..C instead of -3 C to specify the range),
the base tree information block is shown at the end of the first
message the command outputs (either the first patch, or the cover
letter), like this:
base-commit: P
prerequisite-patch-id: X
prerequisite-patch-id: Y
prerequisite-patch-id: Z
For non-linear topology, such as
---P---X---A---M---C
\ /
Y---Z---B
You can also use git format-patch --base=P -3 C to generate patches
for A, B and C, and the identifiers for P, X, Y, Z are appended at
the end of the first message.
If set --base=auto in cmdline, it will track base commit
automatically, the base commit will be the merge base of tip commit
of the remote-tracking branch and revision-range specified in
cmdline. For a local branch, you need to track a remote branch by git
branch --set-upstream-to before using this option.
· Extract commits between revisions R1 and R2, and apply them on
top of the current branch using git am to cherry-pick them:
$ git format-patch -k --stdout R1..R2 | git am -3 -k
· Extract all commits which are in the current branch but not in
the origin branch:
$ git format-patch origin
For each commit a separate file is created in the current
directory.
· Extract all commits that lead to origin since the inception of
the project:
$ git format-patch --root origin
· The same as the previous one:
$ git format-patch -M -B origin
Additionally, it detects and handles renames and complete
rewrites intelligently to produce a renaming patch. A renaming
patch reduces the amount of text output, and generally makes it
easier to review. Note that non-Git "patch" programs won’t
understand renaming patches, so use it only when you know the
recipient uses Git to apply your patch.
· Extract three topmost commits from the current branch and format
them as e-mailable patches:
$ git format-patch -3
git-am(1), git-send-email(1)
Part of the git(1) suite
This page is part of the git (Git distributed version control system)
project. Information about the project can be found at
⟨http://git-scm.com/⟩. If you have a bug report for this manual page,
see ⟨http://git-scm.com/community⟩. This page was obtained from the
project's upstream Git repository ⟨https://github.com/git/git.git⟩ on
2018-02-02. (At that time, the date of the most recent commit that
was found in the repository was 2018-01-23.) If you discover any
rendering problems in this HTML version of the page, or you believe
there is a better or more up-to-date source for the page, or you have
corrections or improvements to the information in this COLOPHON
(which is not part of the original manual page), send a mail to
man-pages@man7.org
Git 2.16.1.72.g5be1f00 01/24/2018 GIT-FORMAT-PATCH(1)
Pages that refer to this page: git(1), git-apply(1), git-commit(1), git-config(1), git-diff(1), git-diff-files(1), git-diff-index(1), git-diff-tree(1), git-format-patch(1), git-imap-send(1), git-interpret-trailers(1), git-log(1), git-send-email(1), git-show(1), gitweb.conf(5), gitdiffcore(7), giteveryday(7), gittutorial(7), gitworkflows(7)