Merge branch 'jk/xdiff-interface'

[thirdparty/git.git] / combine-diff.c

diff --git a/combine-diff.c b/combine-diff.c
index 10155e0ec8b18fa80ea96f90a508250bdc5bb9f0..ad7752ea6b7e3173066e346b7dd314e7707f7d8c 100644 (file)
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -345,38 +345,43 @@ struct combine_diff_state {
        struct sline *lost_bucket;
 };
 
-static void consume_line(void *state_, char *line, unsigned long len)
+static void consume_hunk(void *state_,
+                        long ob, long on,
+                        long nb, long nn,
+                        const char *funcline, long funclen)
 {
        struct combine_diff_state *state = state_;
-       if (5 < len && !memcmp("@@ -", line, 4)) {
-               if (parse_hunk_header(line, len,
-                                     &state->ob, &state->on,
-                                     &state->nb, &state->nn))
-                       return;
-               state->lno = state->nb;
-               if (state->nn == 0) {
-                       /* @@ -X,Y +N,0 @@ removed Y lines
-                        * that would have come *after* line N
-                        * in the result.  Our lost buckets hang
-                        * to the line after the removed lines,
-                        *
-                        * Note that this is correct even when N == 0,
-                        * in which case the hunk removes the first
-                        * line in the file.
-                        */
-                       state->lost_bucket = &state->sline[state->nb];
-                       if (!state->nb)
-                               state->nb = 1;
-               } else {
-                       state->lost_bucket = &state->sline[state->nb-1];
-               }
-               if (!state->sline[state->nb-1].p_lno)
-                       state->sline[state->nb-1].p_lno =
-                               xcalloc(state->num_parent,
-                                       sizeof(unsigned long));
-               state->sline[state->nb-1].p_lno[state->n] = state->ob;
-               return;
+
+       state->ob = ob;
+       state->on = on;
+       state->nb = nb;
+       state->nn = nn;
+       state->lno = state->nb;
+       if (state->nn == 0) {
+               /* @@ -X,Y +N,0 @@ removed Y lines
+                * that would have come *after* line N
+                * in the result.  Our lost buckets hang
+                * to the line after the removed lines,
+                *
+                * Note that this is correct even when N == 0,
+                * in which case the hunk removes the first
+                * line in the file.
+                */
+               state->lost_bucket = &state->sline[state->nb];
+               if (!state->nb)
+                       state->nb = 1;
+       } else {
+               state->lost_bucket = &state->sline[state->nb-1];
        }
+       if (!state->sline[state->nb-1].p_lno)
+               state->sline[state->nb-1].p_lno =
+                       xcalloc(state->num_parent, sizeof(unsigned long));
+       state->sline[state->nb-1].p_lno[state->n] = state->ob;
+}
+
+static void consume_line(void *state_, char *line, unsigned long len)
+{
+       struct combine_diff_state *state = state_;
        if (!state->lost_bucket)
                return; /* not in any hunk yet */
        switch (line[0]) {
@@ -421,8 +426,8 @@ static void combine_diff(struct repository *r,
        state.num_parent = num_parent;
        state.n = n;
 
-       if (xdi_diff_outf(&parent_file, result_file, consume_line, &state,
-                         &xpp, &xecfg))
+       if (xdi_diff_outf(&parent_file, result_file, consume_hunk,
+                         consume_line, &state, &xpp, &xecfg))
                die("unable to generate combined diff for %s",
                    oid_to_hex(parent));
        free(parent_file.ptr);