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Add set_git_dir() function 

With the function set_git_dir() you can reset the path that will
be used for git_path(), git_dir() and friends.

The responsibility to close files and throw away information from the
old git_dir lies with the caller.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Johannes Schindelin 2007-08-01 01:29:38 +01:00 committed by Junio C Hamano
parent e663674722
commit d7ac12b25d
2 changed files with 9 additions and 0 deletions
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1
cache.h
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@ -214,6 +214,7 @@ extern char *get_object_directory(void);
extern char *get_refs_directory(void);
extern char *get_index_file(void);
extern char *get_graft_file(void);
extern int set_git_dir(const char *path);
#define ALTERNATE_DB_ENVIRONMENT "GIT_ALTERNATE_OBJECT_DIRECTORIES"

8
environment.c
View File

@ -107,3 +107,11 @@ char *get_graft_file(void)
setup_git_env();
return git_graft_file;
}
int set_git_dir(const char *path)
{
if (setenv(GIT_DIR_ENVIRONMENT, path, 1))
return error("Could not set GIT_DIR to '%s'", path);
setup_git_env();
return 0;
}