strbuf_setlen(): do not barf on setting length of an empty buffer to 0

diff --git a/cache.h b/cache.h
index 37eb57eabad09e39b3252ad6406c333b1b74ec9b..916ee5155bc0cb8f35c81f1c2809bb30162ebb83 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -265,6 +265,7 @@ extern struct cache_entry *refresh_cache_entry(struct cache_entry *ce, int reall
 extern int remove_index_entry_at(struct index_state *, int pos);
 extern int remove_file_from_index(struct index_state *, const char *path);
 extern int add_file_to_index(struct index_state *, const char *path, int verbose);
+extern struct cache_entry *make_cache_entry(unsigned int mode, const unsigned char *sha1, const char *path, int stage, int refresh);
 extern int ce_same_name(struct cache_entry *a, struct cache_entry *b);
 extern int ie_match_stat(struct index_state *, struct cache_entry *, struct stat *, int);
 extern int ie_modified(struct index_state *, struct cache_entry *, struct stat *, int);
@@ -584,8 +585,6 @@ extern void *alloc_object_node(void);
 extern void alloc_report(void);
 
 /* trace.c */
-extern int nfasprintf(char **str, const char *fmt, ...);
-extern int nfvasprintf(char **str, const char *fmt, va_list va);
 extern void trace_printf(const char *format, ...);
 extern void trace_argv_printf(const char **argv, int count, const char *format, ...);