X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=Documentation%2Fgitattributes.txt;h=cf4ee2ebe5d8a10e23d129a0b8e7788de3f2dcf1;hb=c05ef93879696638406cad5be54be577a2666d04;hp=8b90a5b98074e5aab851b7689d83b25a4e38e373;hpb=5c759f96d020d7021a7e674c8d1e5bebd17dcd2f;p=git.git diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt index 8b90a5b98..cf4ee2ebe 100644 --- a/Documentation/gitattributes.txt +++ b/Documentation/gitattributes.txt @@ -145,41 +145,30 @@ sign `$` upon checkout. Any byte sequence that begins with with `$Id$` upon check-in. -Interaction between checkin/checkout attributes -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - -In the check-in codepath, the worktree file is first converted -with `ident` (if specified), and then with `crlf` (again, if -specified and applicable). - -In the check-out codepath, the blob content is first converted -with `crlf`, and then `ident`. - - `filter` ^^^^^^^^ -A `filter` attribute can be set to a string value. This names +A `filter` attribute can be set to a string value that names a filter driver specified in the configuration. -A filter driver consists of `clean` command and `smudge` +A filter driver consists of a `clean` command and a `smudge` command, either of which can be left unspecified. Upon -checkout, when `smudge` command is specified, the command is fed -the blob object from its standard input, and its standard output -is used to update the worktree file. Similarly, `clean` command -is used to convert the contents of worktree file upon checkin. +checkout, when the `smudge` command is specified, the command is +fed the blob object from its standard input, and its standard +output is used to update the worktree file. Similarly, the +`clean` command is used to convert the contents of worktree file +upon checkin. -Missing filter driver definition in the config is not an error +A missing filter driver definition in the config is not an error but makes the filter a no-op passthru. The content filtering is done to massage the content into a shape that is more convenient for the platform, filesystem, and -the user to use. The keyword here is "more convenient" and not -"turning something unusable into usable". In other words, it is -"hanging yourself because we gave you a long rope" if your -project uses filtering mechanism in such a way that it makes -your project unusable unless the checkout is done with a -specific filter in effect. +the user to use. The key phrase here is "more convenient" and not +"turning something unusable into usable". In other words, the +intent is that if someone unsets the filter driver definition, +or does not have the appropriate filter program, the project +should still be usable. Interaction between checkin/checkout attributes @@ -285,7 +274,7 @@ want to appear as the hunk header, like this: Note. A single level of backslashes are eaten by the configuration file parser, so you would need to double the backslashes; the pattern above picks a line that begins with a -backslash, and zero or more occurences of `sub` followed by +backslash, and zero or more occurrences of `sub` followed by `section` followed by open brace, to the end of line. There are a few built-in patterns to make this easier, and `tex` @@ -394,7 +383,7 @@ abc -foo -bar the attributes given to path `t/abc` are computed as follows: 1. By examining `t/.gitattributes` (which is in the same - diretory as the path in question), git finds that the first + directory as the path in question), git finds that the first line matches. `merge` attribute is set. It also finds that the second line matches, and attributes `foo` and `bar` are unset. @@ -410,7 +399,7 @@ the attributes given to path `t/abc` are computed as follows: a match, and `foo` is set, `bar` is reverted to unspecified state, and `baz` is unset. -As the result, the attributes assignement to `t/abc` becomes: +As the result, the attributes assignment to `t/abc` becomes: ---------------------------------------------------------------- foo set to true