git-p4: Unset P4DIFF environment variable when using 'p4 -du diff'

diff --git a/strbuf.h b/strbuf.h
index 36d61db65728f61188ef3bedbdbe88d0f2d9a0b9..faec2291d9e622c76dcdb3ef13d0876c5e3e6f28 100644 (file)
--- a/strbuf.h
+++ b/strbuf.h
@@ -103,8 +103,8 @@ static inline void strbuf_addbuf(struct strbuf *sb, struct strbuf *sb2) {
 }
 extern void strbuf_adddup(struct strbuf *sb, size_t pos, size_t len);
 
-typedef void (*expand_fn_t) (struct strbuf *sb, const char *placeholder, void *context);
-extern void strbuf_expand(struct strbuf *sb, const char *format, const char **placeholders, expand_fn_t fn, void *context);
+typedef size_t (*expand_fn_t) (struct strbuf *sb, const char *placeholder, void *context);
+extern void strbuf_expand(struct strbuf *sb, const char *format, expand_fn_t fn, void *context);
 
 __attribute__((format(printf,2,3)))
 extern void strbuf_addf(struct strbuf *sb, const char *fmt, ...);