refactor userdiff textconv code

diff --git a/xdiff-interface.h b/xdiff-interface.h
index 33cab9dd59336fabe8cdd484953544b505c1ba94..eaf9cd34981695fc8d12fd35d01ceae93b22254d 100644 (file)
--- a/xdiff-interface.h
+++ b/xdiff-interface.h
@@ -3,18 +3,13 @@
 
 #include "xdiff/xdiff.h"
 
-struct xdiff_emit_state;
-
 typedef void (*xdiff_emit_consume_fn)(void *, char *, unsigned long);
 
-struct xdiff_emit_state {
-       xdiff_emit_consume_fn consume;
-       char *remainder;
-       unsigned long remainder_size;
-};
-
 int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb);
-int xdiff_outf(void *priv_, mmbuffer_t *mb, int nbuf);
+int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2,
+                 xdiff_emit_consume_fn fn, void *consume_callback_data,
+                 xpparam_t const *xpp,
+                 xdemitconf_t const *xecfg, xdemitcb_t *xecb);
 int parse_hunk_header(char *line, int len,
                      int *ob, int *on,
                      int *nb, int *nn);
@@ -22,5 +17,7 @@ int read_mmfile(mmfile_t *ptr, const char *filename);
 int buffer_is_binary(const char *ptr, unsigned long size);
 
 extern void xdiff_set_find_func(xdemitconf_t *xecfg, const char *line, int cflags);
+extern int git_xmerge_config(const char *var, const char *value, void *cb);
+extern int git_xmerge_style;
 
 #endif