xdiff: mark unused parameter in xdl_call_hunk_func()

peff · gitster · commit 8157ed4046dd · 2022-12-13T22:16:23.000+09:00
This function is used interchangeably with xdl_emit via a function
pointer, so we can't just drop the unused parameter. Mark it to silence
-Wunused-parameter.

Signed-off-by: Jeff King &lt;peff@peff.net&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/xdiff/xdiffi.c b/xdiff/xdiffi.c
@@ -973,7 +973,7 @@ void xdl_free_script(xdchange_t *xscr) {
 	}
 }
 
-static int xdl_call_hunk_func(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
+static int xdl_call_hunk_func(xdfenv_t *xe UNUSED, xdchange_t *xscr, xdemitcb_t *ecb,
 			      xdemitconf_t const *xecfg)
 {
 	xdchange_t *xch, *xche;

Original file line number	Diff line number	Diff line change
`@@ -973,7 +973,7 @@ void xdl_free_script(xdchange_t *xscr) {`
`973`	`973`	`}`
`974`	`974`	`}`
`975`	`975`
`976`		`-static int xdl_call_hunk_func(xdfenv_t xe, xdchange_t xscr, xdemitcb_t *ecb,`
	`976`	`+static int xdl_call_hunk_func(xdfenv_t xe UNUSED, xdchange_t xscr, xdemitcb_t *ecb,`
`977`	`977`	`xdemitconf_t const *xecfg)`
`978`	`978`	`{`
`979`	`979`	`xdchange_t xch, xche;`