patchview, gitdiff, gitdiffview, gitshow, gitshowview, svndiff, svndiffview − Without options, show numbered files modified by the patch. With options, behave as filterdiff.
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patchview [[−n] | [−−line−number]] [[−p n] | [−−strip−match=n]] [−−strip=n] [−−git−prefixes=strip|keep] [−−addprefix=PREFIX] [[−s] | [−−status]] [[−E] | [−−empty−files−as−removed]] [[−i PATTERN] | [−−include=PATTERN]] [[−x PATTERN] | [−−exclude=PATTERN]] [[−z] | [−−decompress]] [[−# RANGE] | [−−hunks=RANGE]] [−−lines=RANGE] [[−FRANGE] | [−−files=RANGE]] [[−H] | [−−with−filename]] [[−h] | [−−no−filename]] [[−v] | [−−verbose]...] [file...] |
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patchview {[−−help] | [−−version] | [−−filter ...] | [−−grep ...]} |
So what is patchview? It is a wrapper of filterdiff for use with numbered files.
patchview
(without args) is equivalent to: lsdiff −−number
patchview −F2−
(or with any other args) is equivalent to: filterdiff −F2− (or whatever arguments are supplied)
There are 4 scripts for working with git repos (gitdiff, gitdiffview, gitshow and gitshowview) and 2 for svn (svndiff and svndiffview).
svndiff
gitdiff
(without args) will give the list of files modified
svndiff −F1
gitdiff −F1
will show the patch of file #1
svndiffview
gitdiffview
pipe all patches through filterdiff to vim − −R (in read−only mode, easy to quit), showing complete patch with color.
svndiffview −F2
gitdiffview −F2
(or any other args) will pipe patch of file #2 to vim − −R
gitshow
gitshowview
This is the same as gitdiff but uses git show instead of git diff.
−n, −−line−number
Display the line number that each patch begins at. If verbose output is requested (using −nv), each hunk of each patch is listed as well.
For each file that is modified, a line is generated containing the line number of the beginning of the patch, followed by a Tab character, followed by the name of the file that is modified. If −v is given once, following each of these lines will be one line for each hunk, consisting of a Tab character, the line number that the hunk begins at, another Tab character, the string “Hunk #”, and the hunk number (starting at 1).
If the −v is given twice in conjunction with −n (i.e. −nvv), the format is slightly different: hunk−level descriptive text is shown after each hunk number, and the −−number−files option is enabled.
−N, −−number−files
File numbers are listed, beginning at 1, before each filename.
−#RANGE, −−hunks=RANGE
Only list hunks within the specified RANGE. Hunks are numbered from 1, and the range is a comma−separated list of numbers or “first−last” spans, optionally preceded by a modifier 'x' which inverts the entire range; either the first or the last in the span may be omitted to indicate no limit in that direction.
−−lines=RANGE
Only list hunks that contain lines from the original file that lie within the specified RANGE. Lines are numbered from 1, and the range is a comma−separated list of numbers or “first−last” spans, optionally preceded by a modifier 'x' which inverts the entire range; either the first or the last in the span may be omitted to indicate no limit in that direction.
−F=RANGE, −−files=RANGE
Only list files indicated by the specified RANGE. Files are numbered from 1 in the order they appear in the patch input, and the range is a comma−separated list of numbers or “first−last” spans, optionally preceded by a modifier 'x' which inverts the entire range; either the first or the last in the span may be omitted to indicate no limit in that direction.
−pn, −−strip−match=n
When matching, ignore the first n components of the pathname.
−−strip=n
Remove the first n components of the pathname before displaying it.
−−git−prefixes=strip|keep
How to handle a/ and b/ prefixes in Git diff filenames. With strip, removes the prefixes both for filename matching (when using −i and −x options) and for filename output (similar to −−strip). With keep (default), preserves existing behavior. Applies to both Git−specific diffs (binary files, renames, mode changes) and traditional diffs when part of a Git patch. Note: With keep, copy and rename operations are treated as if they had a/ and b/ prefixes for consistency with other Git operations. The default will change to strip in version 0.5.0.
−−addprefix=PREFIX
Prefix the pathname with PREFIX before displaying it.
−s, −−status
Show file additions, modifications and removals. A file addition is indicated by a “+”, a removal by a “−”, and a modification by a “!”.
−E, −−empty−files−as−removed
Treat empty files as absent for the purpose of displaying file additions, modifications and removals.
−iPATTERN, −−include=PATTERN
Include only files matching PATTERN.
−xPATTERN, −−exclude=PATTERN
Exclude files matching PATTERN.
−z, −−decompress
Decompress files with extensions .gz and .bz2.
−H, −−with−filename
Print the name of the patch file containing each patch.
−h, −−no−filename
Suppress the name of the patch file containing each patch.
−v, −−verbose
Verbose output. For the git and svn wrapper scripts (gitdiff, gitdiffview, gitshow, gitshowview, svndiff, svndiffview), this option shows the full command that is being executed.
−−help
Display a short usage message.
−−version
Display the version number of patchview.
−−filter
Behave like filterdiff(1) instead.
−−grep
Behave like grepdiff(1) instead.
lsdiff(1),filterdiff(1), grepdiff(1)
We can make the following one−line script with the name difftotrunk.sh, to view the differences of two directories or svn repos (trunk and .)
diff ../trunk . −ru −x .svn | patchview "$@"
./difftotrunk.sh , will show all different files and his number.
./difftotrunk.sh −F3,4 , will show the differences of files #3 and #4 only.
./difftotrunk.sh −F3 −#1 , will show only hunk #1 of file #3.
./difftotrunk.sh −F3 −#x1 , will show the differences of files #3 without hunk #1 (x means that exclude).
Tim Waugh <[email protected]>
Package maintainer