git.el: Improve error handling for commits.

diff --git a/xdiff-interface.h b/xdiff-interface.h
index eaf9cd34981695fc8d12fd35d01ceae93b22254d..7352b9a9c204c2b1d4ca9df5ce040fe22d6f521c 100644 (file)
--- a/xdiff-interface.h
+++ b/xdiff-interface.h
@@ -4,12 +4,16 @@
 #include "xdiff/xdiff.h"
 
 typedef void (*xdiff_emit_consume_fn)(void *, char *, unsigned long);
+typedef void (*xdiff_emit_hunk_consume_fn)(void *, long, long, long);
 
 int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb);
 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 xdi_diff_hunks(mmfile_t *mf1, mmfile_t *mf2,
+                  xdiff_emit_hunk_consume_fn fn, void *consume_callback_data,
+                  xpparam_t const *xpp, xdemitconf_t *xecfg);
 int parse_hunk_header(char *line, int len,
                      int *ob, int *on,
                      int *nb, int *nn);