From: andy5995 <andy400-dev@yahoo.com>
Date: Tue, 27 Nov 2018 03:12:06 +0000 (-0600)
Subject: json_object.c:set errno in json_object_get_double()
X-Git-Tag: json-c-0.14-20200419~105^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=506a32d4ab2acbdf2315719c2ae74c40c616670b;p=json-c

json_object.c:set errno in json_object_get_double()

closes #422
---

diff --git a/json_object.c b/json_object.c
index 8a86bc6..4b2b014 100644
--- a/json_object.c
+++ b/json_object.c
@@ -951,7 +951,10 @@ double json_object_get_double(const struct json_object *jso)
 
     /* if conversion stopped at the first character, return 0.0 */
     if (errPtr == get_string_component(jso))
-        return 0.0;
+    {
+      errno = EINVAL;
+      return 0.0;
+    }
 
     /*
      * Check that the conversion terminated on something sensible
@@ -959,7 +962,10 @@ double json_object_get_double(const struct json_object *jso)
      * For example, { "pay" : 123AB } would parse as 123.
      */
     if (*errPtr != '\0')
-        return 0.0;
+    {
+      errno = EINVAL;
+      return 0.0;
+    }
 
     /*
      * If strtod encounters a string which would exceed the
@@ -977,6 +983,7 @@ double json_object_get_double(const struct json_object *jso)
             cdouble = 0.0;
     return cdouble;
   default:
+    errno = EINVAL;
     return 0.0;
   }
 }
diff --git a/json_tokener.h b/json_tokener.h
index 8bcc6b6..4801c65 100644
--- a/json_tokener.h
+++ b/json_tokener.h
@@ -122,7 +122,7 @@ const char *json_tokener_error_desc(enum json_tokener_error jerr);
  * When parsing a JSON string in pieces, if the tokener is in the middle
  * of parsing this will return json_tokener_continue.
  *
- * See also json_tokener_error_desc().
+ * @see json_tokener_error_desc().
  */
 JSON_EXPORT enum json_tokener_error json_tokener_get_error(struct json_tokener *tok);