update-index: do not die too early in a read-only repository.

diff --git a/cache.h b/cache.h
index 201704bacf5e7c03ccab9b81b01f94cf50fe943e..c62b0b090d2b3e628764557127f1629d26459fbf 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -257,6 +257,7 @@ extern void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, uns
 extern void * read_sha1_file(const unsigned char *sha1, char *type, unsigned long *size);
 extern int hash_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *sha1);
 extern int write_sha1_file(void *buf, unsigned long len, const char *type, unsigned char *return_sha1);
+extern int pretend_sha1_file(void *, unsigned long, const char *, unsigned char *);
 
 extern int check_sha1_signature(const unsigned char *sha1, void *buf, unsigned long size, const char *type);
 
@@ -301,6 +302,7 @@ extern char *sha1_to_hex(const unsigned char *sha1);        /* static buffer result! */
 extern int read_ref(const char *filename, unsigned char *sha1);
 extern const char *resolve_ref(const char *path, unsigned char *sha1, int, int *);
 extern int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref);
+extern int dwim_log(const char *str, int len, unsigned char *sha1, char **ref);
 
 extern int create_symref(const char *ref, const char *refs_heads_master, const char *logmsg);
 extern int validate_headref(const char *ref);
@@ -321,6 +323,7 @@ unsigned long approxidate(const char *);
 
 extern const char *git_author_info(int);
 extern const char *git_committer_info(int);
+extern const char *fmt_ident(const char *name, const char *email, const char *date_str, int);
 
 struct checkout {
        const char *base_dir;