Add conditional compiliation attributes for modules

Author: 9prady9

Cargo.toml

@@ -14,6 +14,24 @@ exclude = [
     "arrayfire/*",
 ]
 
+[features]
+algorithm = []
+arithmetic = []
+blas = []
+data = []
+indexing = []
+graphics = []
+image = []
+lapack = []
+macros = []
+random = []
+signal = []
+sparse = []
+statistics = []
+vision = []
+default = ["algorithm", "arithmetic", "blas", "data", "indexing", "graphics", "image", "lapack",
+"macros", "random", "signal", "sparse", "statistics", "vision"]
+
 [dependencies]
 libc = "0.2.11"
 num  = "0.1.32"

src/array.rs

@@ -8,7 +8,6 @@ use self::libc::{uint8_t, c_void, c_int, c_uint, c_longlong, c_char};
 use std::ffi::CString;
 
 // Some unused functions from array.h in C-API of ArrayFire
-// af_create_handle
 // af_copy_array
 // af_write_array
 // af_get_data_ref_count

src/lib.rs

@@ -34,50 +34,36 @@
 #[macro_use]
 extern crate lazy_static;
 
-pub use array::Array;
-pub use array::{print, print_gen, eval_multiple, is_eval_manual, set_manual_eval};
+pub use array::*;
 mod array;
 
-//pub use algorithm::{sum_nan, product_nan, sum_nan_all, product_nan_all};
-pub use algorithm::{sum, product, min, max, all_true, any_true, count, sum_nan, product_nan};
-pub use algorithm::{sum_all, product_all, min_all, max_all, sum_nan_all, product_nan_all};
-pub use algorithm::{all_true_all, any_true_all, count_all, imin, imax, imin_all, imax_all};
-pub use algorithm::{accum, locate, diff1, diff2, sort, sort_index, sort_by_key};
-pub use algorithm::{set_unique, set_union, set_intersect, scan, scan_by_key};
+#[cfg(feature="algorithm")]
+pub use algorithm::*;
+#[cfg(feature="algorithm")]
 mod algorithm;
 
-pub use arith::{add, sub, div, mul, lt, gt, le, ge, eq, neq, and, or, minof, maxof, rem};
-pub use arith::{bitand, bitor, bitxor, shiftl, shiftr};
-pub use arith::{abs, sign, round, trunc, floor, ceil, modulo, sigmoid, clamp};
-pub use arith::{sin, cos, tan, asin, acos, atan, sinh, cosh, tanh, asinh, acosh, atanh};
-pub use arith::{atan2, cplx2, arg, cplx, real, imag, conjg, hypot};
-pub use arith::{sqrt, log, log1p, log10, log2, pow2, exp, expm1, erf, erfc, root, pow};
-pub use arith::{cbrt, factorial, tgamma, lgamma, iszero, isinf, isnan};
+#[cfg(feature="arithmetic")]
+pub use arith::*;
+#[cfg(feature="arithmetic")]
 mod arith;
 
-pub use backend::{set_backend, get_backend_count, get_available_backends, get_active_backend};
+pub use backend::*;
 mod backend;
 
-pub use blas::{matmul, dot, transpose, transpose_inplace};
+#[cfg(feature="blas")]
+pub use blas::*;
+#[cfg(feature="blas")]
 mod blas;
 
-pub use data::{constant, range, iota, identity};
-pub use data::{diag_create, diag_extract, lower, upper};
-pub use data::{join, join_many, tile};
-pub use data::{reorder, shift, moddims, flat, flip};
-pub use data::{select, selectl, selectr, replace, replace_scalar};
-pub use data::{range_t, iota_t, identity_t, constant_t};
+#[cfg(feature="data")]
+pub use data::*;
+#[cfg(feature="data")]
 mod data;
 
-pub use device::{get_version, get_revision, info, info_string, device_info, init, device_count, is_double_available, set_device, get_device};
-pub use device::{device_mem_info, print_mem_info, set_mem_step_size, get_mem_step_size, device_gc, sync};
+pub use device::*;
 mod device;
 
-pub use defines::{DType, AfError, Backend, ColorMap, YCCStd, HomographyType};
-pub use defines::{InterpType, BorderType, MatchType, NormType};
-pub use defines::{Connectivity, ConvMode, ConvDomain, ColorSpace, MatProp};
-pub use defines::{MarkerType, MomentType, SparseFormat, BinaryOp, RandomEngineType};
-pub use defines::{PHILOX, THREEFRY, MERSENNE, DEFAULT_RANDOM_ENGINE, Scalar};
+pub use defines::*;
 mod defines;
 
 pub use dim4::Dim4;
@@ -86,68 +72,62 @@ mod dim4;
 pub use error::{Callback, ErrorCallback, register_error_handler, handle_error_general};
 mod error;
 
-pub use index::{Indexer, index, row, rows, col, cols, slice, slices,
-                set_row, set_rows, set_col, set_cols, set_slice, set_slices,
-                lookup, assign_seq, index_gen, assign_gen};
+#[cfg(feature="indexing")]
+pub use index::*;
+#[cfg(feature="indexing")]
 mod index;
 
 pub use seq::Seq;
 mod seq;
 
+#[cfg(feature="graphics")]
 pub use graphics::Window;
+#[cfg(feature="graphics")]
 mod graphics;
 
-pub use image::{gaussian_kernel, load_image, load_image_native, save_image, save_image_native};
-pub use image::{resize, transform, rotate, translate, scale, skew};
-pub use image::{dilate, dilate3, erode, erode3, minfilt, maxfilt};
-pub use image::{gradient, histogram, hist_equal, regions};
-pub use image::{gray2rgb, rgb2gray, hsv2rgb, rgb2hsv, color_space};
-pub use image::{bilateral, mean_shift, medfilt, sobel, medfilt1};
-pub use image::{unwrap, wrap, sat, rgb2ycbcr, ycbcr2rgb, is_imageio_available, transform_coords};
-pub use image::{moments, moments_all};
+#[cfg(feature="image")]
+pub use image::*;
+#[cfg(feature="image")]
 mod image;
 
-pub use lapack::{svd, lu, qr, cholesky, solve, solve_lu, inverse, det, rank, norm};
-pub use lapack::{svd_inplace, lu_inplace, qr_inplace, cholesky_inplace, is_lapack_available};
+#[cfg(feature="lapack")]
+pub use lapack::*;
+#[cfg(feature="lapack")]
 mod lapack;
+
+#[cfg(feature="macros")]
 mod macros;
 mod num;
 
-pub use random::RandomEngine;
-pub use random::{set_seed, get_seed, randu, randn, random_uniform, random_normal};
-pub use random::{get_default_random_engine, set_default_random_engine_type};
+#[cfg(feature="random")]
+pub use random::*;
+#[cfg(feature="random")]
 mod random;
 
-pub use signal::{approx1, approx2, set_fft_plan_cache_size};
-pub use signal::{fft, fft2, fft3, ifft, ifft2, ifft3};
-pub use signal::{fft_r2c, fft2_r2c, fft3_r2c, fft_c2r, fft2_c2r, fft3_c2r};
-pub use signal::{fft_inplace, fft2_inplace, fft3_inplace};
-pub use signal::{ifft_inplace, ifft2_inplace, ifft3_inplace};
-pub use signal::{convolve1, convolve2, convolve3, convolve2_sep};
-pub use signal::{fft_convolve1, fft_convolve2, fft_convolve3};
-pub use signal::{fir, iir};
+#[cfg(feature="signal")]
+pub use signal::*;
+#[cfg(feature="signal")]
 mod signal;
 
-pub use sparse::{sparse, sparse_from_host, sparse_from_dense, sparse_convert_to};
-pub use sparse::{sparse_to_dense, sparse_get_info, sparse_get_values, sparse_get_nnz};
-pub use sparse::{sparse_get_row_indices, sparse_get_col_indices, sparse_get_format};
+#[cfg(feature="sparse")]
+pub use sparse::*;
+#[cfg(feature="sparse")]
 mod sparse;
 
-pub use statistics::{mean, stdev, median, var, cov, corrcoef};
-pub use statistics::{mean_weighted, var_weighted};
-pub use statistics::{var_all, mean_all, stdev_all, median_all};
-pub use statistics::{mean_all_weighted, var_all_weighted};
+#[cfg(feature="statistics")]
+pub use statistics::*;
+#[cfg(feature="statistics")]
 mod statistics;
 
 pub use util::{HasAfEnum, get_size};
 mod util;
 
-pub use vision::Features;
-pub use vision::{fast, harris, orb, hamming_matcher, nearest_neighbour, match_template, susan, dog};
-pub use vision::{homography};
+#[cfg(feature="vision")]
+pub use vision::*;
+#[cfg(feature="vision")]
 mod vision;
 
-// headers that are not exposed through rust wrapper are as follows:
+// headers that are not exposed through rust wrapper are given follows:
 // compatible.h
 // constants.h
 // complex.h