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working from subdirectory: preparation

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- prefix_filename() is like prefix_path() but can be used to
   name any file on the filesystem, not the files that might go
   into the index file.

 - setup_git_directory_gently() tries to find the GIT_DIR, but does
   not die() if called outside a git repository.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano
2005-11-25 23:14:15 -08:00
parent 9ef2b3cbf6
commit 4ca0660816
2 changed files with 27 additions and 3 deletions
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2
cache.h
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@ -147,8 +147,10 @@ extern char *get_graft_file(void);
#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"
extern const char **get_pathspec(const char *prefix, const char **pathspec);
extern const char *setup_git_directory_gently(int *);
extern const char *setup_git_directory(void);
extern const char *prefix_path(const char *prefix, int len, const char *path);
extern const char *prefix_filename(const char *prefix, int len, const char *path);
#define alloc_nr(x) (((x)+16)*3/2)