diff options
Diffstat (limited to 'facebook/facebook-api.h')
| -rw-r--r-- | facebook/facebook-api.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/facebook/facebook-api.h b/facebook/facebook-api.h index 15e4cb2..757de9d 100644 --- a/facebook/facebook-api.h +++ b/facebook/facebook-api.h @@ -190,6 +190,30 @@ #define FB_API_CONTACTS_COUNT 500 /** + * FB_API_TCHK: + * @e: The expression. + * + * Checks the Thrift related expression to ensure that it evaluates to + * #TRUE. If the expression evaluates to #FALSE, a #GError is assigned + * to the local `error` variable, then returns with no value. + * + * This macro is meant to only be used for Thrift related expressions, + * where the calling function has a `void` return type. This macro also + * requires the existence of a predefined `error` variable, which is a + * pointer of a pointer to a #GError. + */ +#define FB_API_TCHK(e) \ + G_STMT_START { \ + if (G_UNLIKELY(!(e))) { \ + g_set_error(error, FB_API_ERROR, FB_API_ERROR_GENERAL, \ + "Failed to read thrift: %s:%d " \ + "%s: assertion '%s' failed", \ + __FILE__, __LINE__, G_STRFUNC, #e); \ + return; \ + } \ + } G_STMT_END + +/** * FB_API_MSGID: * @m: The time in milliseconds. * @i: The random integer. |