webOS: add webOS TV version to log and system information screen

Author: cscd98

frontend/drivers/platform_unix.c

@@ -1299,6 +1299,59 @@ static enum frontend_architecture frontend_unix_get_arch(void)
    return FRONTEND_ARCH_NONE;
 }
 
+#ifdef WEBOS
+const char *retroarch_get_webos_version(char *s, size_t len,
+                                        int *major, int *minor)
+{
+    static char pretty[128];
+    static int inited = 0;
+
+    if (!inited)
+    {
+        FILE *f = fopen("/usr/lib/os-release", "r");
+        if (f)
+        {
+            char line[256];
+            while (fgets(line, sizeof(line), f))
+            {
+                if (strncmp(line, "PRETTY_NAME=", 12) == 0)
+                {
+                    char *val = line + 12;
+                    char *nl = strchr(val, '\n');
+                    if (nl) *nl = '\0';
+                    if ((val[0] == '"' || val[0] == '\'')) {
+                        size_t l = strlen(val);
+                        if (l > 1 && val[l-1] == val[0]) {
+                            val[l-1] = '\0';
+                            val++;
+                        }
+                    }
+                    strlcpy(pretty, val, sizeof(pretty));
+                }
+                else if (strncmp(line, "VERSION_ID=", 11) == 0)
+                {
+                    char *val = line + 11;
+                    char *nl = strchr(val, '\n');
+                    if (nl) *nl = '\0';
+                    char *endptr = NULL;
+                    *major = (int)strtol(val, &endptr, 10);
+                    if (endptr && *endptr == '.')
+                        *minor = (int)strtol(endptr+1, NULL, 10);
+                    else
+                        *minor = 0;
+                }
+            }
+            fclose(f);
+        }
+        if (pretty[0] == '\0')
+            strlcpy(pretty, "webOS", sizeof(pretty));
+        inited = 1;
+    }
+
+    return strlcpy(s, pretty, len), pretty;
+}
+#endif
+
 static size_t frontend_unix_get_os(char *s,
       size_t len, int *major, int *minor)
 {
@@ -1326,6 +1379,8 @@ static size_t frontend_unix_get_os(char *s,
    _len = strlcpy(s, "BSD", len);
 #elif defined(__HAIKU__)
    _len = strlcpy(s, "Haiku", len);
+#elif defined(WEBOS)
+   _len = strlcpy(s, retroarch_get_webos_version(s, len, major, minor), len);
 #else
    _len = strlcpy(s, "Linux", len);
 #endif

retroarch.c

@@ -7876,12 +7876,31 @@ bool retroarch_main_init(int argc, char *argv[])
    if (verbosity_enabled)
    {
       {
-         char str_output[256];
+         char str_output[512];
          const char *cpu_model  = frontend_driver_get_cpu_model_name();
          size_t _len = strlcpy(str_output,
                "=== Build =======================================\n",
                sizeof(str_output));
 
+#ifdef WEBOS
+         {
+            char osbuf[128];
+            int major = 0, minor = 0;
+            frontend_state_t *frontend_st = frontend_state_get_ptr();
+            if (frontend_st)
+            {
+               frontend_ctx_driver_t *frontend = frontend_st->current_frontend_ctx;
+               if (frontend && frontend->get_os)
+               {
+                  frontend->get_os(osbuf, sizeof(osbuf), &major, &minor);
+                  _len += snprintf(str_output + _len, sizeof(str_output) - _len,
+                        FILE_PATH_LOG_INFO " Running on: %s (major=%d, minor=%d)\n",
+                        osbuf, major, minor);
+               }
+            }
+         }
+#endif
+
          if (!string_is_empty(cpu_model))
          {
             /* TODO/FIXME - localize */