X-Git-Url: https://sigrok.org/gitweb/?p=libsigrokdecode.git;a=blobdiff_plain;f=controller.c;h=f5e272edea49b8c1d5b17bee1502456ec7f9e61a;hp=6bb7748ef05eee8b9890a665289f867a08833389;hb=639c56898e88aae99a7b91a5c6d2b7870956d648;hpb=0bdadba205a6d7688a2bb8d98ab342abe22acd6e

diff --git a/controller.c b/controller.c
index 6bb7748..f5e272e 100644
--- a/controller.c
+++ b/controller.c
@@ -114,13 +114,36 @@ int srd_exit(void)
  * Add search directories for the protocol decoders.
  *
  * TODO: add path from env var SIGROKDECODE_PATH, config etc
+ * TODO: Should take directoryname/path as input.
  */
 int set_modulepath(void)
 {
 	int ret;
+	gchar *path, *s;
 
-	PyRun_SimpleString("import sys");
-	ret = PyRun_SimpleString("sys.path.append(r'" DECODERS_DIR "');");
+#ifdef _WIN32
+	gchar **splitted;
+
+	/*
+	 * On Windows/MinGW, Python's sys.path needs entries of the form
+	 * 'C:\\foo\\bar' instead of '/foo/bar'.
+	 */
+
+	splitted = g_strsplit(DECODERS_DIR, "/", 0);
+	path = g_build_pathv("\\\\", splitted);
+	g_strfreev(splitted);
+#else
+	path = g_strdup(DECODERS_DIR);
+#endif
+
+	/* TODO: Prepend instead of appending. */
+	/* TODO: Sanity check on 'path' (length, escape special chars, ...). */
+	s = g_strdup_printf("import sys; sys.path.append(r'%s')", path);
+
+	ret = PyRun_SimpleString(s);
+
+	g_free(path);
+	g_free(s);
 
 	return ret;
 }
@@ -146,13 +169,17 @@ int srd_instance_set_options(struct srd_decoder_instance *di,
 	int num_optkeys, ret, size, i;
 	char *key, *value;
 
-	if (g_hash_table_size(options) == 0)
-		/* No options provided. */
-		return SRD_OK;
-
-	if(!PyObject_HasAttrString(di->decoder->py_dec, "options"))
+	if(!PyObject_HasAttrString(di->decoder->py_dec, "options")) {
 		/* Decoder has no options. */
+		if (g_hash_table_size(options) == 0) {
+			/* No options provided. */
+			return SRD_OK;
+		} else {
+			srd_err("Protocol decoder has no options.");
+			return SRD_ERR_ARG;
+		}
 		return SRD_OK;
+	}
 
 	ret = SRD_ERR_PYTHON;
 	key = NULL;