From: Gerhard Sittig <redacted>
Date: Sat, 1 Dec 2018 11:23:54 +0000 (+0100)
Subject: decode: add support for float option data type
X-Git-Url: https://sigrok.org/gitweb/?p=sigrok-cli.git;a=commitdiff_plain;h=4c1a29f449343e258bdaa556d0a2469fcd3725df

decode: add support for float option data type

Accept decoder options where the value is a floating point number. This
fixes bug #1247 (the "unsupported type" issue reported for sigrok-cli).
---

diff --git a/decode.c b/decode.c
index 2b95f23..2935286 100644
--- a/decode.c
+++ b/decode.c
@@ -38,6 +38,7 @@ static int opts_to_gvar(struct srd_decoder *dec, GHashTable *hash,
 	GSList *optl;
 	GVariant *gvar;
 	gint64 val_int;
+	double val_dbl;
 	int ret;
 	char *val_str, *conv;
 
@@ -61,6 +62,16 @@ static int opts_to_gvar(struct srd_decoder *dec, GHashTable *hash,
 				break;
 			}
 			gvar = g_variant_new_int64(val_int);
+		} else if (g_variant_is_of_type(o->def, G_VARIANT_TYPE_DOUBLE)) {
+			conv = NULL;
+			val_dbl = strtod(val_str, &conv);
+			if (!conv || conv == val_str || *conv) {
+				g_critical("Protocol decoder '%s' option '%s' requires a float number.",
+					dec->name, o->id);
+				ret = FALSE;
+				break;
+			}
+			gvar = g_variant_new_double(val_dbl);
 		} else {
 			g_critical("Unsupported type for option '%s' (%s)",
 					o->id, g_variant_get_type_string(o->def));