--- hsp3dish.cpp.orig	2021-03-05 19:44:59.138854253 +0900
+++ hsp3dish.cpp	2021-03-07 01:41:56.857210031 +0900
@@ -163,10 +163,14 @@ static int	GetIniFileInt( char *keyword
 	return atoi( s );
 }
 
+
 /*----------------------------------------------------------*/
 
-static int mouseFd = -1;
-static int keyboardFd = -1;
+static const int dev_max = 16;
+static int devFd[dev_max];
+static int devMouseFg[dev_max];
+static int devIdx = 0;
+
 static int quit_flag = 0;
 static int mouse_x, mouse_y, mouse_btn1, mouse_btn2;
 
@@ -181,12 +185,18 @@ static void initKeyboard( void )
 {
 	DIR *dirp;
 	struct dirent *dp;
-	regex_t kbd,mouse;
+        regex_t mouse;
+        regex_t kbd;
 
 	char fullPath[1024];
 	static char *dirName = "/dev/input/by-id";
 	int i;
 
+        for (i = 0; i < dev_max; i++) {
+                devFd[i] = -1;
+                devMouseFg[i] = 0;
+        }
+
 	if(regcomp(&kbd,"event-kbd",0)!=0)
 	{
 	    printf("regcomp for kbd failed\n");
@@ -205,8 +216,9 @@ static void initKeyboard( void )
 	    return;
 	}
 
-	// Find any files that match the regex for keyboard or mouse
 
+        // Find any files that match the regex for keyboard and mouse
+        devIdx = 0;
 	do {
 	    errno = 0;
 	    if ((dp = readdir(dirp)) != NULL) 
@@ -214,31 +226,36 @@ static void initKeyboard( void )
 		printf("readdir (%s)\n",dp->d_name);
 		if(regexec (&kbd, dp->d_name, 0, NULL, 0) == 0)
 		{
-		    printf("match for the kbd = %s\n",dp->d_name);
+                    int fd;
 		    sprintf(fullPath,"%s/%s",dirName,dp->d_name);
-		    keyboardFd = open(fullPath, O_RDONLY | O_NONBLOCK);
-		    printf("%s keyboardFd = %d\n", fullPath, keyboardFd);
-
+                    fd = open(fullPath, O_RDONLY | O_NONBLOCK);
+                    devFd[devIdx] = fd;
+                    devIdx++;
+                    printf("match kbd : %s , devFd : %d\n", fullPath, fd);
 		}
+
 		if(regexec (&mouse, dp->d_name, 0, NULL, 0) == 0)
 		{
 		    int result;
-		    printf("match for the mouse = %s\n",dp->d_name);
+                    int fd;
 		    sprintf(fullPath,"%s/%s",dirName,dp->d_name);
-		    mouseFd = open(fullPath, O_RDONLY | O_NONBLOCK);
-		    printf("%s mouseFd = %d\n", fullPath, mouseFd);
-		    printf("Getting exclusive access: ");
-		    result = ioctl(mouseFd, EVIOCGRAB, 1);
-		    printf("%s\n", (result == 0) ? "SUCCESS" : "FAILURE");
+                    fd = open(fullPath, O_RDONLY | O_NONBLOCK);
+                    devFd[devIdx] = fd;
+                    devMouseFg[devIdx] = 1;
+                    devIdx++;
+                    printf("match mouse : %s , devFd : %d\n", fullPath, fd);
+
+                    result = ioctl(fd, EVIOCGRAB, 1);
+                    printf("Getting exclusive access: %s\n", ((result == 0) ? "SUCCESS" : "FAILURE"));
 		}
 
 	    }
-	} while (dp != NULL);
+        } while (dp != NULL && devIdx < dev_max);
 
 	closedir(dirp);
 
-	regfree(&kbd);
 	regfree(&mouse);
+        regfree(&kbd);
 
 	mouse_x = (int)mem_engine.width / 2;
 	mouse_y = (int)mem_engine.height / 2;
@@ -254,15 +271,18 @@ static void updateKeyboard( void )
 {
     int rd;
     int sx,sy;
-	if((keyboardFd == -1) || (mouseFd == -1)) return;
+    if (devIdx <= 0) return;
 
 	sx = (int)mem_engine.width;
 	sy = (int)mem_engine.height;
 
-    // Read events from mouse
+    // Read events from keyboard or mouse
+    for (int idx = 0; idx < devIdx; idx ++) {
+        if (devFd[idx] == -1) continue;
+
+        rd = read(devFd[idx], ev, sizeof(ev));
+        if (rd <= 0) continue;
 
-    rd = read(mouseFd,ev,sizeof(ev));
-    if(rd > 0) {
 		int count,n;
 		struct input_event *evp;
 
@@ -270,7 +290,18 @@ static void updateKeyboard( void )
 		n = 0;
 		while(count--) {
 			evp = &ev[n++];
+        
 			if(evp->type == 1) {
+                // check keyboard
+                if (( evp->code >= 0 )&&( evp->code < KEY_MAX )) {
+                    key_map[evp->code] = evp->value;
+                }
+
+                if((evp->code == KEY_ESC) && (evp->value == 1)) {
+                    quit_flag = 1;
+                }
+                
+                // check mouse button
 				if(evp->code == BTN_LEFT)  {
 					//printf("Left button(%d)\n",evp->value);
 					mouse_btn1 = evp->value;
@@ -282,7 +314,7 @@ static void updateKeyboard( void )
 			}
 	
 			if(evp->code == 0) {
-			    // Mouse Left/Right
+                // Mouse move Left/Right
 			    //printf("Mouse moved left/right %d\n",evp->value);
 			    mouse_x += evp->value;
 			    if ( mouse_x < 0 ) mouse_x = 0;
@@ -290,7 +322,7 @@ static void updateKeyboard( void )
 			}
 		
 			if(evp->code == 1) {
-			    // Mouse Up/Down
+                // Mouse move Up/Down
 			    //printf("Mouse moved up/down %d\n",evp->value);
 			    mouse_y += evp->value;
 			    if ( mouse_y < 0 ) mouse_y = 0;
@@ -299,36 +331,15 @@ static void updateKeyboard( void )
 	    }
 	}
 
-    // Read events from keyboard
-
-    rd = read(keyboardFd,ev,sizeof(ev));
-    if(rd > 0) {
-		int count,n;
-		struct input_event *evp;
-		count = rd / sizeof(struct input_event);
-		n = 0;
-		while(count--) {
-		    evp = &ev[n++];
-		    if(evp->type == 1) {
-				if (( evp->code >= 0 )&&( evp->code < KEY_MAX )) {
-					key_map[evp->code] = evp->value;
-				}
-				if((evp->code == KEY_ESC) && (evp->value == 1)) {
-				    quit_flag = 1;
-				}
-			}
-		}
-    }
-
 }
 
 
 static void doneKeyboard( void )
 {
-	if (keyboardFd!=-1) close(keyboardFd);
-	if (mouseFd!=-1) {
-	    ioctl(mouseFd, EVIOCGRAB, 0);
-		close(mouseFd);
+    for (int i = 0; i < dev_max; i++ ) {
+        if (devFd[i] == -1) continue;
+        if (devMouseFg[i] != 0) ioctl(devFd[i], EVIOCGRAB, 0);
+        close(devFd[i]);
 	}
 }