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-rw-r--r--xdiff/xdiff.h1
-rw-r--r--xdiff/xemit.c18
2 files changed, 19 insertions, 0 deletions
diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h
index 2ce10b4..c9f8178 100644
--- a/xdiff/xdiff.h
+++ b/xdiff/xdiff.h
@@ -39,6 +39,7 @@ extern "C" {
#define XDL_PATCH_IGNOREBSPACE (1 << 8)
#define XDL_EMIT_FUNCNAMES (1 << 0)
+#define XDL_EMIT_COMMON (1 << 1)
#define XDL_MMB_READONLY (1 << 0)
diff --git a/xdiff/xemit.c b/xdiff/xemit.c
index ad5bfb1..714c563 100644
--- a/xdiff/xemit.c
+++ b/xdiff/xemit.c
@@ -100,6 +100,21 @@ static void xdl_find_func(xdfile_t *xf, long i, char *buf, long sz, long *ll) {
}
+int xdl_emit_common(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
+ xdemitconf_t const *xecfg) {
+ xdfile_t *xdf = &xe->xdf1;
+ const char *rchg = xdf->rchg;
+ long ix;
+
+ for (ix = 0; ix < xdf->nrec; ix++) {
+ if (rchg[ix])
+ continue;
+ if (xdl_emit_record(xdf, ix, "", ecb))
+ return -1;
+ }
+ return 0;
+}
+
int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
xdemitconf_t const *xecfg) {
long s1, s2, e1, e2, lctx;
@@ -107,6 +122,9 @@ int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
char funcbuf[40];
long funclen = 0;
+ if (xecfg->flags & XDL_EMIT_COMMON)
+ return xdl_emit_common(xe, xscr, ecb, xecfg);
+
for (xch = xche = xscr; xch; xch = xche->next) {
xche = xdl_get_hunk(xch, xecfg);