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Diffstat (limited to 'ext/dl/handle.c')
-rw-r--r--ext/dl/handle.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/ext/dl/handle.c b/ext/dl/handle.c
index ad1f2210cf2..0b78565cef6 100644
--- a/ext/dl/handle.c
+++ b/ext/dl/handle.c
@@ -218,8 +218,6 @@ rb_dlhandle_sym(VALUE self, VALUE sym)
{
struct dl_handle *dlhandle;
- rb_secure(2);
-
TypedData_Get_Struct(self, struct dl_handle, &dlhandle_data_type, dlhandle);
if( ! dlhandle->open ){
rb_raise(rb_eDLError, "closed handle");
@@ -235,16 +233,26 @@ rb_dlhandle_sym(VALUE self, VALUE sym)
#define RTLD_DEFAULT NULL
#endif
+/*
+ * Document-method: sym
+ * Document-method: []
+ *
+ * call-seq: sym(name)
+ *
+ * Get the address as an Integer for the function named +name+. The function
+ * is searched via dlsym on RTLD_NEXT. See man(3) dlsym() for more info.
+ */
VALUE
rb_dlhandle_s_sym(VALUE self, VALUE sym)
{
- rb_secure(2);
return dlhandle_sym(RTLD_NEXT, StringValueCStr(sym));
}
static VALUE
dlhandle_sym(void *handle, const char *name)
{
+ rb_secure(2);
+
#if defined(HAVE_DLERROR)
const char *err;
# define CHECK_DLERROR if( err = dlerror() ){ func = 0; }