config: write to $XDG_CONFIG_HOME/git/config file when appropriate

diff --git a/strbuf.h b/strbuf.h
index 3effaa86b68f7b600dfd854558b7ee6f5d6f2f5e..b888d405db492c9851696cf6efe66e33d5e1dca8 100644 (file)
--- a/strbuf.h
+++ b/strbuf.h
@@ -99,6 +99,8 @@ __attribute__((format (printf,2,3)))
 extern void strbuf_addf(struct strbuf *sb, const char *fmt, ...);
 __attribute__((format (printf,2,0)))
 extern void strbuf_vaddf(struct strbuf *sb, const char *fmt, va_list ap);
+__attribute__((format (printf,2,3)))
+extern void strbuf_addf_ln(struct strbuf *sb, const char *fmt, ...);
 
 extern void strbuf_add_lines(struct strbuf *sb, const char *prefix, const char *buf, size_t size);
 
@@ -129,4 +131,9 @@ extern void strbuf_add_urlencode(struct strbuf *, const char *, size_t,
 extern void strbuf_addstr_urlencode(struct strbuf *, const char *,
                                    int reserved);
 
+__attribute__((format (printf,1,2)))
+extern int printf_ln(const char *fmt, ...);
+__attribute__((format (printf,2,3)))
+extern int fprintf_ln(FILE *fp, const char *fmt, ...);
+
 #endif /* STRBUF_H */