Merge branch 'be/tag'

* be/tag:
  add more informative error messages to git-mktag
  remove the artificial restriction tagsize < 8kb

diff --combined cache.h
index f625c8e,b19d844..3a46fb9
--- 1/cache.h
--- 2/cache.h
+++ b/cache.h
@@@ -142,7 -142,6 +142,7 @@@ extern void verify_non_filename(const c
  /* Initialize and use the cache information */
  extern int read_cache(void);
  extern int write_cache(int newfd, struct cache_entry **cache, int entries);
 +extern int verify_path(const char *path);
  extern int cache_name_pos(const char *name, int namelen);
  #define ADD_CACHE_OK_TO_ADD 1         /* Ok to add */
  #define ADD_CACHE_OK_TO_REPLACE 2     /* Ok to replace file/directory */
@@@ -155,6 -154,7 +155,7 @@@ extern int ce_match_stat(struct cache_e
  extern int ce_modified(struct cache_entry *ce, struct stat *st, int);
  extern int ce_path_match(const struct cache_entry *ce, const char **pathspec);
  extern int index_fd(unsigned char *sha1, int fd, struct stat *st, int write_object, const char *type);
+ extern int read_pipe(int fd, char** return_buf, unsigned long* return_size);
  extern int index_pipe(unsigned char *sha1, int fd, const char *type, int write_object);
  extern int index_path(unsigned char *sha1, const char *path, struct stat *st, int write_object);
  extern void fill_stat_cache_info(struct cache_entry *ce, struct stat *st);
@@@ -258,7 -258,6 +259,7 @@@ extern void *read_object_with_reference
                                        unsigned char *sha1_ret);
  
  const char *show_date(unsigned long time, int timezone);
 +const char *show_rfc2822_date(unsigned long time, int timezone);
  int parse_date(const char *date, char *buf, int bufsize);
  void datestamp(char *buf, int bufsize);
  unsigned long approxidate(const char *);