fix cmake build warnings

Author: goulart-paul

Clarabel.rs

@@ -187,9 +187,9 @@ add_custom_target(
     COMMAND cargo build ${clarabel_c_build_flags}
     COMMAND cargo install cbindgen
     # Generate the C header
-    COMMAND cbindgen --config cbindgen.toml --crate clarabel_c --output ./headers/clarabel.h --lang c
+    COMMAND cbindgen --config cbindgen.toml --quiet --crate clarabel_c --output ./headers/clarabel.h --lang c
     # Generate the C++ header
-    COMMAND cbindgen --config cbindgen.toml --crate clarabel_c --output ./headers/clarabel.hpp
+    COMMAND cbindgen --config cbindgen.toml --quiet --crate clarabel_c --output ./headers/clarabel.hpp
     BYPRODUCTS
         "${LIBCLARABEL_C_SHARED_PATH}"
         "${LIBCLARABEL_C_STATIC_PATH}"

rust_wrapper/CMakeLists.txt

@@ -12,5 +12,19 @@ documentation = false
 
 [defines]
 "feature = sdp" = "FEATURE_SDP"
+"feature = serde" = "FEATURE_SERDE"
 "feature = faer-sparse" = "FEATURE_FAER_SPARSE"
-"feature = serde" = "FEATURE_SERDE"
+"feature = pardiso-mkl" = "FEATURE_PARDISO_MKL"
+"feature = pardiso-panua" = "FEATURE_PARDISO_PANUA"
+
+[parse]
+parse_deps = true
+include = ["clarabel"] 
+exclude = ["indexmap"]
+
+[export]
+include = [
+    "SolverStatusFFI",
+    "DefaultInfoFFI", 
+    "DefaultSettingsFFI",
+]

rust_wrapper/cbindgen.toml

@@ -9,7 +9,7 @@ pub struct ClarabelCscMatrix<T = f64> {
     pub n: usize,
     /// CSC format column pointer.   
     ///
-    /// Ths field should have length `n+1`. The last entry corresponds
+    /// This field should have length `n+1`. The last entry corresponds
     /// to the the number of nonzeros and should agree with the lengths
     /// of the `rowval` and `nzval` fields.
     pub colptr: *const usize,

rust_wrapper/src/algebra.rs

@@ -19,7 +19,9 @@ pub mod cones {
         /// The exponential cone in R^3.
         ///
         /// This cone takes no parameters
-        ExponentialConeT(),
+        /// NB: Just a plain enum variant and not a unit type (i.e. not ExponentialConeT())
+        /// as in the clarabel crate to avoid ZST / FFI complaints from cbindgen
+        ExponentialConeT,
         /// The power cone in R^3.
         ///
         /// The parameter indicates the power.

rust_wrapper/src/core.rs

@@ -7,6 +7,7 @@ use crate::solver::implementations::default::settings::{
     ClarabelDefaultSettings, ClarabelDefaultSettings_f32, ClarabelDefaultSettings_f64,
 };
 use crate::utils;
+use clarabel::solver::ffi::SolverStatusFFI;
 
 use clarabel::algebra::FloatT;
 use clarabel::io::ConfigurablePrintTarget;
@@ -29,7 +30,7 @@ use super::solution::DefaultSolution;
 pub type ClarabelDefaultSolver_f32 = c_void;
 pub type ClarabelDefaultSolver_f64 = c_void;
 
-pub type ClarabelSolverStatus = clarabel::solver::ffi::SolverStatusFFI;
+pub type ClarabelSolverStatus = SolverStatusFFI;
 
 // Wrapper function to create a DefaultSolver object from C using dynamic memory allocation
 // - Matrices and vectors are constructed from raw pointers

rust_wrapper/src/solver/implementations/default/solver.rs

@@ -28,11 +28,11 @@ pub fn convert_from_C_cone<T: FloatT>(cone: &ClarabelSupportedConeT<T>) -> lib::
         ClarabelSupportedConeT::SecondOrderConeT(payload) => {
             lib::SupportedConeT::SecondOrderConeT(*payload)
         }
-        ClarabelSupportedConeT::ExponentialConeT() => lib::SupportedConeT::ExponentialConeT(),
+        ClarabelSupportedConeT::ExponentialConeT => lib::SupportedConeT::ExponentialConeT(),
         ClarabelSupportedConeT::PowerConeT(payload) => lib::SupportedConeT::PowerConeT(*payload),
-        ClarabelSupportedConeT::GenPowerConeT(ptr_alpha,dim1,dim2) => {
+        ClarabelSupportedConeT::GenPowerConeT(ptr_alpha, dim1, dim2) => {
             let alpha = unsafe { std::slice::from_raw_parts(*ptr_alpha, *dim1) };
-            lib::SupportedConeT::GenPowerConeT(alpha.to_vec(),*dim2)
+            lib::SupportedConeT::GenPowerConeT(alpha.to_vec(), *dim2)
         }
         #[cfg(feature = "sdp")]
         ClarabelSupportedConeT::PSDTriangleConeT(payload) => {