From ba1cce07fd9b6f6734b272a51322aebb18683138 Mon Sep 17 00:00:00 2001
From: Sakitoshi
Date: Thu, 24 Oct 2019 01:14:07 -0300
Subject: sbi support for multidisc pbp

same syntaxis as beetle-psx, name the sbi file after the pbp and append an underscore and the number of the disc at the end.
---
 libpcsxcore/cdriso.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/libpcsxcore/cdriso.c b/libpcsxcore/cdriso.c
index daed921..8171674 100644
--- a/libpcsxcore/cdriso.c
+++ b/libpcsxcore/cdriso.c
@@ -1140,13 +1140,18 @@ static int opensubfile(const char *isoname) {
 }
 
 static int opensbifile(const char *isoname) {
-	char		sbiname[MAXPATHLEN];
+	char		sbiname[MAXPATHLEN], disknum[MAXPATHLEN] = "0";
 	int		s;
 
 	strncpy(sbiname, isoname, sizeof(sbiname));
 	sbiname[MAXPATHLEN - 1] = '\0';
 	if (strlen(sbiname) >= 4) {
-		strcpy(sbiname + strlen(sbiname) - 4, ".sbi");
+		if (cdrIsoMultidiskCount > 1) {
+			sprintf(disknum, "_%i.sbi", cdrIsoMultidiskSelect + 1);
+			strcpy(sbiname + strlen(sbiname) - 4, disknum);
+		}
+		else
+			strcpy(sbiname + strlen(sbiname) - 4, ".sbi");
 	}
 	else {
 		return -1;
-- 
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