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-rw-r--r--xdiff/xutils.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/xdiff/xutils.c b/xdiff/xutils.c
index 8221806..afaada1 100644
--- a/xdiff/xutils.c
+++ b/xdiff/xutils.c
@@ -235,7 +235,8 @@ long xdl_atol(char const *str, char const **next) {
}
-int xdl_emit_hunk_hdr(long s1, long c1, long s2, long c2, xdemitcb_t *ecb) {
+int xdl_emit_hunk_hdr(long s1, long c1, long s2, long c2,
+ const char *func, long funclen, xdemitcb_t *ecb) {
int nb = 0;
mmbuffer_t mb;
char buf[128];
@@ -264,8 +265,16 @@ int xdl_emit_hunk_hdr(long s1, long c1, long s2, long c2, xdemitcb_t *ecb) {
nb += xdl_num_out(buf + nb, c2);
}
- memcpy(buf + nb, " @@\n", 4);
- nb += 4;
+ memcpy(buf + nb, " @@", 3);
+ nb += 3;
+ if (func && funclen) {
+ buf[nb++] = ' ';
+ if (funclen > sizeof(buf) - nb - 1)
+ funclen = sizeof(buf) - nb - 1;
+ memcpy(buf + nb, func, funclen);
+ nb += funclen;
+ }
+ buf[nb++] = '\n';
mb.ptr = buf;
mb.size = nb;