t7001: add test case for --dry-run

diff --git a/cache.h b/cache.h
index a09a5017fb940a72f7a9a08c6652563b8651f2a8..5cc116ba4221f6655271d867a9bcc445b1bd26ad 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -939,14 +939,7 @@ extern const struct object_id null_oid;
 
 static inline int hashcmp(const unsigned char *sha1, const unsigned char *sha2)
 {
-       int i;
-
-       for (i = 0; i < GIT_SHA1_RAWSZ; i++, sha1++, sha2++) {
-               if (*sha1 != *sha2)
-                       return *sha1 - *sha2;
-       }
-
-       return 0;
+       return memcmp(sha1, sha2, GIT_SHA1_RAWSZ);
 }
 
 static inline int oidcmp(const struct object_id *oid1, const struct object_id *oid2)
@@ -1271,8 +1264,8 @@ static inline unsigned int hexval(unsigned char c)
  */
 static inline int hex2chr(const char *s)
 {
-       int val = hexval(s[0]);
-       return (val < 0) ? val : (val << 4) | hexval(s[1]);
+       unsigned int val = hexval(s[0]);
+       return (val & ~0xf) ? val : (val << 4) | hexval(s[1]);
 }
 
 /* Convert to/from hex/sha1 representation */
@@ -1500,6 +1493,7 @@ struct checkout {
        struct index_state *istate;
        const char *base_dir;
        int base_dir_len;
+       struct delayed_checkout *delayed_checkout;
        unsigned force:1,
                 quiet:1,
                 not_new:1,
@@ -1509,6 +1503,8 @@ struct checkout {
 
 #define TEMPORARY_FILENAME_LENGTH 25
 extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath);
+extern void enable_delayed_checkout(struct checkout *state);
+extern int finish_delayed_checkout(struct checkout *state);
 
 struct cache_def {
        struct strbuf path;
@@ -1549,7 +1545,6 @@ extern struct alternate_object_database {
        char path[FLEX_ARRAY];
 } *alt_odb_list;
 extern void prepare_alt_odb(void);
-extern void read_info_alternates(const char * relative_base, int depth);
 extern char *compute_alternate_path(const char *path, struct strbuf *err);
 typedef int alt_odb_fn(struct alternate_object_database *, void *);
 extern int foreach_alt_odb(alt_odb_fn, void*);