On Wed, Sep 28, 2011 at 00:21, Junio C Hamano <gitster@xxxxxxxxx> wrote:
> Bert Wesarg <bert.wesarg@xxxxxxxxxxxxxx> writes:
>
>> Would '--untracked-too' only be a synonym for '--no-index
>> --exclude-standard', i.e. the current behavior?
>
> That basically would be the idea. Perhaps something like this on top of
> a9e6436 (grep --no-index: don't use git standard exclusions, 2011-09-15).
>
> -- >8 --
> Subject: [PATCH 1/2] grep: teach --untracked and --exclude options
I would still vote to name the option --exclude-standard, like it is
done in 'git ls-files'. Which also has a --exclude=<pattern> option.
And I think a --exclude=<pattern> option would be useful for 'git
grep', too.
Else:
Acked-by: Bert Wesarg <bert.wesarg@xxxxxxxxxxxxxx>
Thanks.
Bert
>
> In a working tree of a git managed repository, "grep --untracked" would
> find the specified patterns from files in untracked files in addition to
> its usual behaviour of finding them in the tracked files.
>
> By default, when working with "--no-index" option, "grep" does not pay
> attention to .gitignore mechanism. "grep --no-index --exclude" can be
> used to tell the command to use .gitignore and stop reporting hits from
> files that would be ignored. Also, when working without "--no-index",
> "grep" honors .gitignore mechanism, and "grep --no-exclude" can be used
> to tell the command to include hits from files that are ignored.
>
> Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
> ---
> Documentation/git-grep.txt | 15 ++++++++++++++-
> builtin-grep.c | 25 ++++++++++++++++++-------
> 2 files changed, 32 insertions(+), 8 deletions(-)
>
> diff --git a/Documentation/git-grep.txt b/Documentation/git-grep.txt
> index e019e76..2ccfb90 100644
> --- a/Documentation/git-grep.txt
> +++ b/Documentation/git-grep.txt
> @@ -9,7 +9,7 @@ git-grep - Print lines matching a pattern
> SYNOPSIS
> --------
> [verse]
> -'git grep' [--cached]
> +'git grep' [--cached] [--untracked] [--excludes]
> [-a | --text] [-I] [-i | --ignore-case] [-w | --word-regexp]
> [-v | --invert-match] [-h|-H] [--full-name]
> [-E | --extended-regexp] [-G | --basic-regexp]
> @@ -36,6 +36,19 @@ OPTIONS
> Instead of searching in the working tree files, check
> the blobs registered in the index file.
>
> +--untracked::
> + In addition to searching in the tracked files in the working
> + tree, search also in untracked files.
> +
> +--no-excludes::
> + Also search in ignored files by not honoring the `.gitignore`
> + mechanism. Only useful with `--untracked`.
> +
> +--excludes::
> + Do not pay attention to ignored files specified via the `.gitignore`
> + mechanism. Only useful when searching files in the current directory
> + with `--no-index`.
> +
> -a::
> --text::
> Process binary files as if they were text.
> diff --git a/builtin-grep.c b/builtin-grep.c
> index a10946d..c6cfdf8 100644
> --- a/builtin-grep.c
> +++ b/builtin-grep.c
> @@ -646,12 +646,14 @@ static int grep_object(struct grep_opt *opt, const char **paths,
> die("unable to grep from object of type %s", typename(obj->type));
> }
>
> -static int grep_directory(struct grep_opt *opt, const char **paths)
> +static int grep_directory(struct grep_opt *opt, const char **paths, int exc_std)
> {
> struct dir_struct dir;
> int i, hit = 0;
>
> memset(&dir, 0, sizeof(dir));
> + if (exc_std)
> + setup_standard_excludes(&dir);
>
> fill_directory(&dir, paths);
> for (i = 0; i < dir.nr; i++) {
> @@ -749,7 +751,7 @@ static int help_callback(const struct option *opt, const char *arg, int unset)
> int cmd_grep(int argc, const char **argv, const char *prefix)
> {
> int hit = 0;
> - int cached = 0;
> + int cached = 0, untracked = 0, opt_exclude = -1;
> int seen_dashdash = 0;
> int external_grep_allowed__ignored;
> struct grep_opt opt;
> @@ -764,6 +766,10 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
> { OPTION_BOOLEAN, 0, "index", &use_index, NULL,
> "finds in contents not managed by git",
> PARSE_OPT_NOARG | PARSE_OPT_NEGHELP },
> + OPT_BOOLEAN(0, "untracked", &untracked,
> + "search in both tracked and untracked files"),
> + OPT_SET_INT(0, "exclude", &opt_exclude,
> + "search also in ignored files", 1),
> OPT_GROUP(""),
> OPT_BOOLEAN('v', "invert-match", &opt.invert,
> "show non-matching lines"),
> @@ -950,18 +956,23 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
> paths[1] = NULL;
> }
>
> - if (!use_index) {
> + if (!use_index && (untracked || cached))
> + die("--cached or --untracked cannot be used with --no-index.");
> +
> + if (!use_index || untracked) {
> int hit;
> - if (cached)
> - die("--cached cannot be used with --no-index.");
> + int use_exclude = (opt_exclude < 0) ? use_index : !!opt_exclude;
> if (list.nr)
> - die("--no-index cannot be used with revs.");
> - hit = grep_directory(&opt, paths);
> + die("--no-index or --untracked cannot be used with revs.");
> + hit = grep_directory(&opt, paths, use_exclude);
> if (use_threads)
> hit |= wait_all();
> return !hit;
> }
>
> + if (0 <= opt_exclude)
> + die("--exclude or --no-exclude cannot be used for tracked contents.");
> +
> if (!list.nr) {
> int hit;
> if (!cached)
> --
> 1.7.7.rc3.4.g8d714
>
>
>
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