Fixing complex cone bug (#318)

* first simple attempt

* second try

* third minor attempt

* minor change

* cmake build

* does it work without the macro?

* does it work without the macro?

* removed unnecessary macro

* adding test for complex PSD

* added test

* ran formatter

Author: dance858

cmake/scs_types.h.in

@@ -1,25 +1,21 @@
 /*
  * GENERATED BY CMAKE
  */
-
 /*
  * Public header including definitions of primitive types used in SCS.
  * Make sure this file and `scs.h` are somewhere appropriate and then use
  * `#include "scs.h"` to access the SCS public API.
  */
-
 #ifndef SCS_TYPES_H_GUARD
 #define SCS_TYPES_H_GUARD
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#include <complex.h>
-
-typedef @SCS_INT_TYPE@    scs_int;
-typedef @SCS_FLOAT_TYPE@  scs_float;
-typedef @SCS_FLOAT_TYPE@ _Complex scs_complex_float;
+typedef @SCS_INT_TYPE@   scs_int;
+typedef @SCS_FLOAT_TYPE@ scs_float;
+typedef @SCS_FLOAT_TYPE@ scs_complex_float[2]; /* [real, imaginary] */
 
 #ifdef __cplusplus
 }

include/scs_types.h

@@ -11,8 +11,6 @@
 extern "C" {
 #endif
 
-#include <complex.h>
-
 #ifdef DLONG
 /*#ifdef _WIN64
 #include <stdint.h>
@@ -28,10 +26,10 @@ typedef int scs_int;
 
 #ifndef SFLOAT
 typedef double scs_float;
-typedef double _Complex scs_complex_float;
+typedef double scs_complex_float[2]; // [real, imaginary]
 #else
 typedef float scs_float;
-typedef float _Complex scs_complex_float;
+typedef float scs_complex_float[2]; // [real, imaginary]
 #endif
 
 #ifdef __cplusplus