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Merge branch 'nd/sparse'

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* nd/sparse: (25 commits)
  t7002: test for not using external grep on skip-worktree paths
  t7002: set test prerequisite "external-grep" if supported
  grep: do not do external grep on skip-worktree entries
  commit: correctly respect skip-worktree bit
  ie_match_stat(): do not ignore skip-worktree bit with CE_MATCH_IGNORE_VALID
  tests: rename duplicate t1009
  sparse checkout: inhibit empty worktree
  Add tests for sparse checkout
  read-tree: add --no-sparse-checkout to disable sparse checkout support
  unpack-trees(): ignore worktree check outside checkout area
  unpack_trees(): apply $GIT_DIR/info/sparse-checkout to the final index
  unpack-trees(): "enable" sparse checkout and load $GIT_DIR/info/sparse-checkout
  unpack-trees.c: generalize verify_* functions
  unpack-trees(): add CE_WT_REMOVE to remove on worktree alone
  Introduce "sparse checkout"
  dir.c: export excluded_1() and add_excludes_from_file_1()
  excluded_1(): support exclude files in index
  unpack-trees(): carry skip-worktree bit over in merged_entry()
  Read .gitignore from index if it is skip-worktree
  Avoid writing to buffer in add_excludes_from_file_1()
  ...

Conflicts:
	.gitignore
	Documentation/config.txt
	Documentation/git-update-index.txt
	Makefile
	entry.c
	t/t7002-grep.sh
This commit is contained in:
Junio C Hamano
2010-01-13 11:58:34 -08:00
parent 054d2fa05c 8740773ee5
commit 73d66323ac
33 changed files with 1049 additions and 102 deletions
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12
cache.h
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@ -178,14 +178,18 @@ struct cache_entry {
#define CE_HASHED (0x100000)
#define CE_UNHASHED (0x200000)
/* Only remove in work directory, not index */
#define CE_WT_REMOVE (0x400000)
/*
* Extended on-disk flags
*/
#define CE_INTENT_TO_ADD 0x20000000
#define CE_SKIP_WORKTREE 0x40000000
/* CE_EXTENDED2 is for future extension */
#define CE_EXTENDED2 0x80000000
#define CE_EXTENDED_FLAGS (CE_INTENT_TO_ADD)
#define CE_EXTENDED_FLAGS (CE_INTENT_TO_ADD | CE_SKIP_WORKTREE)
/*
* Safeguard to avoid saving wrong flags:
@ -234,6 +238,7 @@ static inline size_t ce_namelen(const struct cache_entry *ce)
ondisk_cache_entry_size(ce_namelen(ce)))
#define ce_stage(ce) ((CE_STAGEMASK & (ce)->ce_flags) >> CE_STAGESHIFT)
#define ce_uptodate(ce) ((ce)->ce_flags & CE_UPTODATE)
#define ce_skip_worktree(ce) ((ce)->ce_flags & CE_SKIP_WORKTREE)
#define ce_mark_uptodate(ce) ((ce)->ce_flags |= CE_UPTODATE)
#define ce_permissions(mode) (((mode) & 0100) ? 0755 : 0644)
@ -464,7 +469,9 @@ extern int index_name_is_other(const struct index_state *, const char *, int);
/* do stat comparison even if CE_VALID is true */
#define CE_MATCH_IGNORE_VALID 01
/* do not check the contents but report dirty on racily-clean entries */
#define CE_MATCH_RACY_IS_DIRTY 02
#define CE_MATCH_RACY_IS_DIRTY 02
/* do stat comparison even if CE_SKIP_WORKTREE is true */
#define CE_MATCH_IGNORE_SKIP_WORKTREE 04
extern int ie_match_stat(const struct index_state *, struct cache_entry *, struct stat *, unsigned int);
extern int ie_modified(const struct index_state *, struct cache_entry *, struct stat *, unsigned int);
@ -529,6 +536,7 @@ extern int auto_crlf;
extern int read_replace_refs;
extern int fsync_object_files;
extern int core_preload_index;
extern int core_apply_sparse_checkout;
enum safe_crlf {
SAFE_CRLF_FALSE = 0,