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Diffstat (limited to 'Documentation/git-blame.txt')
| -rw-r--r-- | Documentation/git-blame.txt | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/Documentation/git-blame.txt b/Documentation/git-blame.txt index bfed94591..e1f89444a 100644 --- a/Documentation/git-blame.txt +++ b/Documentation/git-blame.txt @@ -3,21 +3,38 @@ git-blame(1) NAME ---- -git-blame - Blame file lines on commits +git-blame - Show what revision and author last modified each line of a file SYNOPSIS -------- -git-blame file [options] file [revision] +'git-blame' [-c] [-l] [-t] [-S <revs-file>] [--] <file> [<rev>] DESCRIPTION ----------- -Annotates each line in the given file with information from the commit -which introduced the line. Start annotation from the given revision. + +Annotates each line in the given file with information from the revision which +last modified the line. Optionally, start annotating from the given revision. + +This report doesn't tell you anything about lines which have been deleted or +replaced; you need to use a tool such as gitlink:git-diff[1] or the "pickaxe" +interface briefly mentioned in the following paragraph. + +Apart from supporting file annotation, git also supports searching the +development history for when a code snippet occured in a change. This makes it +possible to track when a code snippet was added to a file, moved or copied +between files, and eventually deleted or replaced. It works by searching for +a text string in the diff. A small example: + +----------------------------------------------------------------------------- +$ git log --pretty=oneline -S'blame_usage' +5040f17eba15504bad66b14a645bddd9b015ebb7 blame -S <ancestry-file> +ea4c7f9bf69e781dd0cd88d2bccb2bf5cc15c9a7 git-blame: Make the output +----------------------------------------------------------------------------- OPTIONS ------- -c, --compatibility:: - Use the same output mode as git-annotate (Default: off). + Use the same output mode as gitlink:git-annotate[1] (Default: off). -l, --long:: Show long rev (Default: off). @@ -26,7 +43,7 @@ OPTIONS Show raw timestamp (Default: off). -S, --rev-file <revs-file>:: - Use revs from revs-file instead of calling git-rev-list. + Use revs from revs-file instead of calling gitlink:git-rev-list[1]. -h, --help:: Show help message. |