diff options
Diffstat (limited to 'Documentation/git-blame.txt')
| -rw-r--r-- | Documentation/git-blame.txt | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/Documentation/git-blame.txt b/Documentation/git-blame.txt index b786471dd8..9516914236 100644 --- a/Documentation/git-blame.txt +++ b/Documentation/git-blame.txt @@ -8,8 +8,8 @@ git-blame - Show what revision and author last modified each line of a file SYNOPSIS -------- [verse] -'git blame' [-c] [-b] [-l] [--root] [-t] [-f] [-n] [-s] [-p] [-w] [--incremental] [-L n,m] - [-S <revs-file>] [-M] [-C] [-C] [-C] [--since=<date>] +'git blame' [-c] [-b] [-l] [--root] [-t] [-f] [-n] [-s] [-e] [-p] [-w] [--incremental] [-L n,m] + [-S <revs-file>] [-M] [-C] [-C] [-C] [--since=<date>] [--abbrev=<n>] [<rev> | --contents <file> | --reverse <rev>] [--] <file> DESCRIPTION @@ -21,7 +21,7 @@ last modified the line. Optionally, start annotating from the given revision. The command can also limit the range of lines annotated. The report does not tell you anything about lines which have been deleted or -replaced; you need to use a tool such as 'git-diff' or the "pickaxe" +replaced; you need to use a tool such as 'git diff' or the "pickaxe" interface briefly mentioned in the following paragraph. Apart from supporting file annotation, git also supports searching the @@ -49,7 +49,7 @@ include::blame-options.txt[] file (see `-M`). The first number listed is the score. This is the number of alphanumeric characters detected as having been moved between or within files. This must be above - a certain threshold for 'git-blame' to consider those lines + a certain threshold for 'git blame' to consider those lines of code to have been moved. -f:: @@ -65,10 +65,19 @@ include::blame-options.txt[] -s:: Suppress the author name and timestamp from the output. +-e:: +--show-email:: + Show the author email instead of author name (Default: off). + -w:: Ignore whitespace when comparing the parent's version and the child's to find where the lines came from. +--abbrev=<n>:: + Instead of using the default 7+1 hexadecimal digits as the + abbreviated object name, use <n>+1 digits. Note that 1 column + is used for a caret to mark the boundary commit. + THE PORCELAIN FORMAT -------------------- @@ -96,11 +105,24 @@ The contents of the actual line is output after the above header, prefixed by a TAB. This is to allow adding more header elements later. +The porcelain format generally suppresses commit information that has +already been seen. For example, two lines that are blamed to the same +commit will both be shown, but the details for that commit will be shown +only once. This is more efficient, but may require more state be kept by +the reader. The `--line-porcelain` option can be used to output full +commit information for each line, allowing simpler (but less efficient) +usage like: + + # count the number of lines attributed to each author + git blame --line-porcelain file | + sed -n 's/^author //p' | + sort | uniq -c | sort -rn + SPECIFYING RANGES ----------------- -Unlike 'git-blame' and 'git-annotate' in older versions of git, the extent +Unlike 'git blame' and 'git annotate' in older versions of git, the extent of the annotation can be limited to both line ranges and revision ranges. When you are interested in finding the origin for lines 40-60 for file `foo`, you can use the `-L` option like so @@ -118,7 +140,7 @@ which limits the annotation to the body of the `hello` subroutine. When you are not interested in changes older than version v2.6.18, or changes older than 3 weeks, you can use revision -range specifiers similar to 'git-rev-list': +range specifiers similar to 'git rev-list': git blame v2.6.18.. -- foo git blame --since=3.weeks -- foo @@ -194,10 +216,6 @@ SEE ALSO -------- linkgit:git-annotate[1] -AUTHOR ------- -Written by Junio C Hamano <gitster@pobox.com> - GIT --- Part of the linkgit:git[1] suite |