git-var: constness and globalness cleanup.

diff --git a/cache.h b/cache.h
index c7c6637b1ff0135281cabd800efbbf38ee72d627..6ac94c5a1f0ccdc956b006eaa9a176835f5726fb 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -263,9 +263,8 @@ void datestamp(char *buf, int bufsize);
 unsigned long approxidate(const char *);
 
 extern int setup_ident(void);
-extern char *get_ident(const char *name, const char *email, const char *date_str);
-extern char *git_author_info(void);
-extern char *git_committer_info(void);
+extern const char *git_author_info(void);
+extern const char *git_committer_info(void);
 
 static inline void *xmalloc(size_t size)
 {