for_each_reflog_ent(): extract a helper to process a single entry

diff --git a/xdiff/xemit.c b/xdiff/xemit.c
index 2e669c3e2570332ee50a72e06a77ad4a356ecfd6..d11dbf9f13c13db16fa05f7539170862d6da9795 100644 (file)
--- a/xdiff/xemit.c
+++ b/xdiff/xemit.c
@@ -87,7 +87,7 @@ static long def_ff(const char *rec, long len, char *buf, long sz, void *priv)
 
 static int xdl_emit_common(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
                            xdemitconf_t const *xecfg) {
-       xdfile_t *xdf = &xe->xdf1;
+       xdfile_t *xdf = &xe->xdf2;
        const char *rchg = xdf->rchg;
        long ix;
 
@@ -204,8 +204,8 @@ int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
                /*
                 * Emit pre-context.
                 */
-               for (; s1 < xch->i1; s1++)
-                       if (xdl_emit_record(&xe->xdf1, s1, " ", ecb) < 0)
+               for (; s2 < xch->i2; s2++)
+                       if (xdl_emit_record(&xe->xdf2, s2, " ", ecb) < 0)
                                return -1;
 
                for (s1 = xch->i1, s2 = xch->i2;; xch = xch->next) {
@@ -213,7 +213,7 @@ int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
                         * Merge previous with current change atom.
                         */
                        for (; s1 < xch->i1 && s2 < xch->i2; s1++, s2++)
-                               if (xdl_emit_record(&xe->xdf1, s1, " ", ecb) < 0)
+                               if (xdl_emit_record(&xe->xdf2, s2, " ", ecb) < 0)
                                        return -1;
 
                        /*
@@ -239,8 +239,8 @@ int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
                /*
                 * Emit post-context.
                 */
-               for (s1 = xche->i1 + xche->chg1; s1 < e1; s1++)
-                       if (xdl_emit_record(&xe->xdf1, s1, " ", ecb) < 0)
+               for (s2 = xche->i2 + xche->chg2; s2 < e2; s2++)
+                       if (xdl_emit_record(&xe->xdf2, s2, " ", ecb) < 0)
                                return -1;
        }