rcinput: Add exception handling for cs hd2

- Supplement to previous commit

src/driver/rcinput.cpp

@@ -178,6 +178,27 @@ bool CRCInput::checkdev()
 bool CRCInput::checkpath(in_dev id)
 {
 	for (std::vector<in_dev>::iterator it = indev.begin(); it != indev.end(); ++it) {
+#ifdef BOXMODEL_CS_HD2
+		if ((id.type == DT_LNK) || ((*it).type == DT_LNK)) {
+			std::string check1, check2;
+			if (id.type == DT_LNK)
+				check1 = readLink(id.path);
+			else
+				check1 = id.path;
+
+			if ((*it).type == DT_LNK)
+				check2 = readLink((*it).path);
+			else
+				check2 = (*it).path;
+
+			if ((!check1.empty()) && (!check2.empty()) && (check1 == check2)) {
+				printf("[rcinput:%s] skipping already opened %s => %s\n", __func__, id.path.c_str(), check1.c_str());
+				return true;
+			}
+			else
+				return false;
+		}
+#endif
 		if ((*it).path == id.path) {
 			printf("[rcinput:%s] skipping already opened %s\n", __func__, id.path.c_str());
 			return true;
@@ -186,6 +207,25 @@ bool CRCInput::checkpath(in_dev id)
 	return false;
 }
 
+#ifdef BOXMODEL_CS_HD2
+bool CRCInput::checkLnkDev(std::string lnk)
+{
+	static struct stat info;
+	if (lstat(lnk.c_str(), &info) != -1) {
+		if (S_ISLNK(info.st_mode)) {
+			std::string tmp = readLink(lnk);
+			if (!tmp.empty()) {
+				if (lstat(tmp.c_str(), &info) != -1) {
+					if (S_ISCHR(info.st_mode))
+						return true;
+				}
+			}
+		}
+	}
+	return false;
+}
+#endif
+
 /* if recheck == true, only not already opened devices are opened, if not, close then (re)open all */
 void CRCInput::open(bool recheck)
 {
@@ -206,10 +246,22 @@ void CRCInput::open(bool recheck)
 
 	while ((dentry = readdir(dir)) != NULL)
 	{
-		if (dentry->d_type != DT_CHR) {
+		if ((dentry->d_type != DT_CHR)
+#ifdef BOXMODEL_CS_HD2
+		&& (dentry->d_type != DT_LNK)
+#endif
+
+		) {
 			d_printf("[rcinput:%s] skipping '%s'\n", __func__, dentry->d_name);
 			continue;
 		}
+#ifdef BOXMODEL_CS_HD2
+		if ((dentry->d_type == DT_LNK) && (!checkLnkDev("/dev/input/" + std::string(dentry->d_name)))) {
+			d_printf("[rcinput:%s] skipping '%s'\n", __func__, dentry->d_name);
+			continue;
+		}
+		id.type = dentry->d_type;
+#endif
 		d_printf("[rcinput:%s] considering '%s'\n", __func__, dentry->d_name);
 		id.path = "/dev/input/" + std::string(dentry->d_name);
 		if (checkpath(id))

src/driver/rcinput.h

@@ -145,6 +145,9 @@ class CRCInput
 		{
 			int fd;
 			std::string path;
+#ifdef BOXMODEL_CS_HD2
+			int type;
+#endif
 		};
 
 		uint32_t               timerid;
@@ -169,6 +172,9 @@ class CRCInput
 		void open(bool recheck = false);
 		bool checkpath(in_dev id);
 		bool checkdev();
+#ifdef BOXMODEL_CS_HD2
+		bool checkLnkDev(std::string lnk);
+#endif
 		void close();
 		int translate(int code);
 		void calculateMaxFd(void);