[PATCH] Fixed/Extended example for update hook

diff --git a/cache.h b/cache.h
index 6dbc32a7e60434647020672e677b7bf76a8b9f94..dbde95a0b687fcc528aa32629bbf6f4d4ba488df 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -40,6 +40,10 @@
 #define NORETURN
 #endif
 
+#ifndef __attribute__
+#define __attribute(x)
+#endif
+
 /*
  * Intensive research over the course of many years has shown that
  * port 9418 is totally unused by anything else. Or
@@ -128,10 +132,6 @@ extern unsigned int active_nr, active_alloc, active_cache_changed;
 #define DB_ENVIRONMENT "GIT_OBJECT_DIRECTORY"
 #define INDEX_ENVIRONMENT "GIT_INDEX_FILE"
 #define GRAFT_ENVIRONMENT "GIT_GRAFT_FILE"
-#define TEMPLATE_DIR_ENVIRONMENT "GIT_TEMPLATE_DIRECTORY"
-#ifndef DEFAULT_GIT_TEMPLATE_ENVIRONMENT
-#define DEFAULT_GIT_TEMPLATE_ENVIRONMENT "/etc/git-core/templates"
-#endif
 
 extern char *get_object_directory(void);
 extern char *get_refs_directory(void);
@@ -175,8 +175,8 @@ extern void rollback_index_file(struct cache_file *);
 #define TYPE_CHANGED    0x0040
 
 /* Return a statically allocated filename matching the sha1 signature */
-extern char *mkpath(const char *fmt, ...);
-extern char *git_path(const char *fmt, ...);
+extern char *mkpath(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
+extern char *git_path(const char *fmt, ...) __attribute__((format (printf, 1, 2)));
 extern char *sha1_file_name(const unsigned char *sha1);
 extern char *sha1_pack_name(const unsigned char *sha1);
 extern char *sha1_pack_index_name(const unsigned char *sha1);
@@ -222,8 +222,8 @@ extern char *sha1_to_hex(const unsigned char *sha1);        /* static buffer result! */
 
 /* General helper functions */
 extern void usage(const char *err) NORETURN;
-extern void die(const char *err, ...) NORETURN;
-extern int error(const char *err, ...);
+extern void die(const char *err, ...) NORETURN __attribute__((format (printf, 1, 2)));
+extern int error(const char *err, ...) __attribute__((format (printf, 1, 2)));
 
 extern int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2);
 extern int cache_name_compare(const char *name1, int len1, const char *name2, int len2);
@@ -278,9 +278,10 @@ struct checkout {
 extern int checkout_entry(struct cache_entry *ce, struct checkout *state);
 
 extern struct alternate_object_database {
-       char *base;
+       struct alternate_object_database *next;
        char *name;
-} *alt_odb;
+       char base[0]; /* more */
+} *alt_odb_list;
 extern void prepare_alt_odb(void);
 
 extern struct packed_git {