Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
Documentation/git-update-index.txt | 12 ++++++++++++
builtin-update-index.c | 16 +++++++++++++++-
2 files changed, 27 insertions(+), 1 deletions(-)
diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt
index 1d9d81a..707c33f 100644
--- a/Documentation/git-update-index.txt
+++ b/Documentation/git-update-index.txt
@@ -15,6 +15,7 @@ SYNOPSIS
[--cacheinfo <mode> <object> <file>]\*
[--chmod=(+|-)x]
[--assume-unchanged | --no-assume-unchanged]
+ [--checkout | --no-checkout]
[--ignore-submodules]
[--really-refresh] [--unresolve] [--again | -g]
[--info-only] [--index-info]
@@ -88,6 +89,17 @@ OPTIONS
sometimes helpful when working with a big project on a
filesystem that has very slow lstat(2) system call
(e.g. cifs).
+--checkout::
+--no-checkout::
+ When these flags are specified, the object name recorded
+ for the paths are not updated. Instead, these options
+ set and unset the "no-checkout" bit for the paths. This
+ bit is used for marking files for narrow checkout. If
+ a path is marked "no-checkout", then it should not be
+ checked out unless requested by user or needed for a git
+ command to function.
+ See linkgit:git-checkout[1] for more information about
+ narrow checkout.
+
This option can be also used as a coarse file-level mechanism
to ignore uncommitted changes in tracked files (akin to what
diff --git a/builtin-update-index.c b/builtin-update-index.c
index f63a34e..6ed883d 100644
--- a/builtin-update-index.c
+++ b/builtin-update-index.c
@@ -24,6 +24,7 @@ static int info_only;
static int force_remove;
static int verbose;
static int mark_valid_only;
+static int mark_no_checkout_only;
#define MARK_FLAG 1
#define UNMARK_FLAG 2
@@ -276,6 +277,11 @@ static void update_one(const char *path, const char *prefix, int prefix_length)
die("Unable to mark file %s", path);
goto free_return;
}
+ if (mark_no_checkout_only) {
+ if (mark_ce_flags(p, CE_NO_CHECKOUT, mark_no_checkout_only == MARK_FLAG))
+ die("Unable to mark file %s", path);
+ goto free_return;
+ }
if (force_remove) {
if (remove_file_from_cache(p))
@@ -386,7 +392,7 @@ static void read_index_info(int line_termination)
}
static const char update_index_usage[] =
-"git update-index [-q] [--add] [--replace] [--remove] [--unmerged] [--refresh] [--really-refresh] [--cacheinfo] [--chmod=(+|-)x] [--assume-unchanged] [--info-only] [--force-remove] [--stdin] [--index-info] [--unresolve] [--again | -g] [--ignore-missing] [-z] [--verbose] [--] <file>...";
+"git update-index [-q] [--add] [--replace] [--remove] [--unmerged] [--refresh] [--really-refresh] [--cacheinfo] [--chmod=(+|-)x] [--assume-unchanged] [--checkout|--no-checkout] [--info-only] [--force-remove] [--stdin] [--index-info] [--unresolve] [--again | -g] [--ignore-missing] [-z] [--verbose] [--] <file>...";
static unsigned char head_sha1[20];
static unsigned char merge_head_sha1[20];
@@ -652,6 +658,14 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
mark_valid_only = UNMARK_FLAG;
continue;
}
+ if (!strcmp(path, "--checkout")) {
+ mark_no_checkout_only = UNMARK_FLAG;
+ continue;
+ }
+ if (!strcmp(path, "--no-checkout")) {
+ mark_no_checkout_only = MARK_FLAG;
+ continue;
+ }
if (!strcmp(path, "--info-only")) {
info_only = 1;
continue;
--
1.6.0.96.g2fad1.dirty
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