diff --git a/.github/.keepalive b/.github/.keepalive deleted file mode 100644 index 8670a03..0000000 --- a/.github/.keepalive +++ /dev/null @@ -1 +0,0 @@ -2024-03-01T00:45:50.434Z diff --git a/.npmrc b/.npmrc index 36f5bef..5af9067 100644 --- a/.npmrc +++ b/.npmrc @@ -26,3 +26,6 @@ shrinkwrap = false # Disable automatically "saving" dependencies on install: save = false + +# Generate provenance metadata: +provenance = true diff --git a/CONTRIBUTORS b/CONTRIBUTORS index 6a1c080..554fdde 100644 --- a/CONTRIBUTORS +++ b/CONTRIBUTORS @@ -2,23 +2,28 @@ # # Contributors listed in alphabetical order. -Aditya Sapra <110766802+adityacodes30@users.noreply.github.com> +Adarsh Palaskar +Aditya Sapra AgPriyanshu18 <113460573+AgPriyanshu18@users.noreply.github.com> Ali Salesi +Aman Bhansali Amit Jimiwal +Anudeep Sanapala Athan Reines Brendan Graetz Bruno Fenzl -Chinmay J <86140365+JawHawk@users.noreply.github.com> +Chinmay Joshi <86140365+JawHawk@users.noreply.github.com> Christopher Dambamuromo Dan Rose Daniel Killenberger Dominik Moritz Dorrin Sotoudeh +EuniceSim142 <77243938+EuniceSim142@users.noreply.github.com> Frank Kovacs -GUNJ JOSHI -Golden <103646877+AuenKr@users.noreply.github.com> +Golden Kumar <103646877+AuenKr@users.noreply.github.com> +Gunj Joshi Harshita Kalani +Jaimin Godhani <112328542+Jai0401@users.noreply.github.com> James Gelok Jaysukh Makvana Jithin KS @@ -28,6 +33,8 @@ Joris Labie Justin Dennison Karthik Prakash <116057817+skoriop@users.noreply.github.com> Khaldon +Lovelin <100030865+lovelindhoni@users.noreply.github.com> +Manik Sharma Marcus Fantham Matt Cochrane Mihir Pandit <129577900+MSP20086@users.noreply.github.com> @@ -36,22 +43,32 @@ Momtchil Momtchev Naresh Jagadeesan Nithin Katta <88046362+nithinkatta@users.noreply.github.com> Ognjen Jevremović +Oneday12323 <107678750+Oneday12323@users.noreply.github.com> Philipp Burckhardt Prajwal Kulkarni Pranav Goswami Praneki <97080887+PraneGIT@users.noreply.github.com> Pratik <97464067+Pratik772846@users.noreply.github.com> +Priyansh <88396544+itsspriyansh@users.noreply.github.com> +Raunak Kumar Gupta +Rejoan Sardar <119718513+Rejoan-Sardar@users.noreply.github.com> Ricky Reusser Robert Gislason Roman Stetsyk <25715951+romanstetsyk@users.noreply.github.com> Rutam <138517416+performant23@users.noreply.github.com> Ryan Seal +Sai Srikar Dumpeti <80447788+the-r3aper7@users.noreply.github.com> Seyyed Parsa Neshaei +Shashank Shekhar Singh Shraddheya Shendre -Shubham +Shubham Mishra Snehil Shah <130062020+Snehil-Shah@users.noreply.github.com> -Spandan Barve <114365550+marsian83@users.noreply.github.com> +Spandan Barve Stephannie Jiménez Gacha +Utkarsh +Utkarsh Raj +Varad Gupta Yernar Yergaziyev +nishant-s7 <97207366+nishant-s7@users.noreply.github.com> orimiles5 <97595296+orimiles5@users.noreply.github.com> rei2hu diff --git a/README.md b/README.md index c61271b..a0d7238 100644 --- a/README.md +++ b/README.md @@ -114,6 +114,98 @@ for ( i = 0; i < 100; i++ ) { + + +* * * + +
+ +## C APIs + + + +
+ +
+ + + + + +
+ +### Usage + +```c +#include "stdlib/math/base/assert/int32_is_odd.h" +``` + +#### stdlib_base_int32_is_odd( x ) + +Tests if a 32-bit integer is odd. + +```c +#include + +bool out = stdlib_base_int32_is_odd( 5 ); +// returns true + +out = stdlib_base_int32_is_odd( -2 ); +// returns false +``` + +The function accepts the following arguments: + +- **x**: `[in] double` input value. + +```c +bool stdlib_base_int32_is_odd( const double x ); +``` + +
+ + + + + +
+ +
+ + + + + +
+ +### Examples + +```c +#include "stdlib/math/base/assert/int32_is_odd.h" +#include +#include +#include + +int main( void ) { + const int32_t x[] = { 5, -5, 3, -3, 0, 2 }; + + bool b; + int i; + for ( i = 0; i < 5; i++ ) { + b = stdlib_base_int32_is_odd( x[ i ] ); + printf( "Value: %d. int32 Is Odd? %s.\n", x[ i ], ( b ) ? "True" : "False" ); + } +} +``` + +
+ + + +
+ + +
diff --git a/benchmark/benchmark.native.js b/benchmark/benchmark.native.js new file mode 100644 index 0000000..60f9632 --- /dev/null +++ b/benchmark/benchmark.native.js @@ -0,0 +1,61 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var resolve = require( 'path' ).resolve; +var bench = require( '@stdlib/bench-harness' ); +var randu = require( '@stdlib/random-base-randu' ); +var float64ToInt32 = require( '@stdlib/number-float64-base-to-float32' ); +var isBoolean = require( '@stdlib/assert-is-boolean' ).isPrimitive; +var tryRequire = require( '@stdlib/utils-try-require' ); +var pkg = require( './../package.json' ).name; + + +// VARIABLES // + +var isOdd = tryRequire( resolve( __dirname, './../lib/native.js' ) ); +var opts = { + 'skip': ( isOdd instanceof Error ) +}; + + +// MAIN // + +bench( pkg+'::native', opts, function benchmark( b ) { + var x; + var y; + var i; + + b.tic(); + for ( i = 0; i < b.iterations; i++ ) { + x = ( randu()*1.0e7 ) - 5.0e6; + y = isOdd( float64ToInt32( x ) ); + if ( typeof y !== 'boolean' ) { + b.fail( 'should return a boolean' ); + } + } + b.toc(); + if ( !isBoolean( y ) ) { + b.fail( 'should return a boolean' ); + } + b.pass( 'benchmark finished' ); + b.end(); +}); diff --git a/benchmark/c/native/Makefile b/benchmark/c/native/Makefile new file mode 100644 index 0000000..f69e9da --- /dev/null +++ b/benchmark/c/native/Makefile @@ -0,0 +1,146 @@ +#/ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +#/ + +# VARIABLES # + +ifndef VERBOSE + QUIET := @ +else + QUIET := +endif + +# Determine the OS ([1][1], [2][2]). +# +# [1]: https://en.wikipedia.org/wiki/Uname#Examples +# [2]: http://stackoverflow.com/a/27776822/2225624 +OS ?= $(shell uname) +ifneq (, $(findstring MINGW,$(OS))) + OS := WINNT +else +ifneq (, $(findstring MSYS,$(OS))) + OS := WINNT +else +ifneq (, $(findstring CYGWIN,$(OS))) + OS := WINNT +else +ifneq (, $(findstring Windows_NT,$(OS))) + OS := WINNT +endif +endif +endif +endif + +# Define the program used for compiling C source files: +ifdef C_COMPILER + CC := $(C_COMPILER) +else + CC := gcc +endif + +# Define the command-line options when compiling C files: +CFLAGS ?= \ + -std=c99 \ + -O3 \ + -Wall \ + -pedantic + +# Determine whether to generate position independent code ([1][1], [2][2]). +# +# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options +# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option +ifeq ($(OS), WINNT) + fPIC ?= +else + fPIC ?= -fPIC +endif + +# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`): +INCLUDE ?= + +# List of source files: +SOURCE_FILES ?= + +# List of libraries (e.g., `-lopenblas -lpthread`): +LIBRARIES ?= + +# List of library paths (e.g., `-L /foo/bar -L /beep/boop`): +LIBPATH ?= + +# List of C targets: +c_targets := benchmark.out + + +# RULES # + +#/ +# Compiles source files. +# +# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`) +# @param {string} [CFLAGS] - C compiler options +# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`) +# @param {string} [SOURCE_FILES] - list of source files +# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`) +# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`) +# +# @example +# make +# +# @example +# make all +#/ +all: $(c_targets) + +.PHONY: all + +#/ +# Compiles C source files. +# +# @private +# @param {string} CC - C compiler (e.g., `gcc`) +# @param {string} CFLAGS - C compiler options +# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`) +# @param {string} SOURCE_FILES - list of source files +# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`) +# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`) +#/ +$(c_targets): %.out: %.c + $(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES) + +#/ +# Runs compiled benchmarks. +# +# @example +# make run +#/ +run: $(c_targets) + $(QUIET) ./$< + +.PHONY: run + +#/ +# Removes generated files. +# +# @example +# make clean +#/ +clean: + $(QUIET) -rm -f *.o *.out + +.PHONY: clean diff --git a/benchmark/c/native/benchmark.c b/benchmark/c/native/benchmark.c new file mode 100644 index 0000000..b9bcb69 --- /dev/null +++ b/benchmark/c/native/benchmark.c @@ -0,0 +1,138 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +/** +* Benchmark `int32-is-odd`. +*/ +#include "stdlib/math/base/assert/int32_is_odd.h" +#include +#include +#include +#include +#include +#include +#include + +#define NAME "is-odd" +#define ITERATIONS 1000000 +#define REPEATS 3 + +/** +* Prints the TAP version. +*/ +void print_version() { + printf( "TAP version 13\n" ); +} + +/** +* Prints the TAP summary. +* +* @param total total number of tests +* @param passing total number of passing tests +*/ +void print_summary( int total, int passing ) { + printf( "#\n" ); + printf( "1..%d\n", total ); // TAP plan + printf( "# total %d\n", total ); + printf( "# pass %d\n", passing ); + printf( "#\n" ); + printf( "# ok\n" ); +} + +/** +* Prints benchmarks results. +* +* @param elapsed elapsed time in seconds +*/ +void print_results( double elapsed ) { + double rate = (double)ITERATIONS / elapsed; + printf( " ---\n" ); + printf( " iterations: %d\n", ITERATIONS ); + printf( " elapsed: %0.9f\n", elapsed ); + printf( " rate: %0.9f\n", rate ); + printf( " ...\n" ); +} + +/** +* Returns a clock time. +* +* @return clock time +*/ +double tic() { + struct timeval now; + gettimeofday( &now, NULL ); + return (double)now.tv_sec + (double)now.tv_usec/1.0e6; +} + +/** +* Generates a random number on the interval [0,1]. +* +* @return random number +*/ +double rand_double() { + int r = rand(); + return (double)r / ( (double)RAND_MAX + 1 ); +} + +/** +* Runs a benchmark. +* +* @return elapsed time in seconds +*/ +double benchmark() { + double elapsed; + double x; + double t; + bool b; + int i; + + t = tic(); + for ( i = 0; i < ITERATIONS; i++ ) { + x = ( rand_double() * 200.0 ) - 100.0; + b = stdlib_base_int32_is_odd( (int32_t)x ); + if ( b != true && b != false ) { + printf( "should return either true or false\n" ); + break; + } + } + elapsed = tic() - t; + if ( b != true && b != false ) { + printf( "should return either true or false\n" ); + } + return elapsed; +} + +/** +* Main execution sequence. +*/ +int main( void ) { + double elapsed; + int i; + + // Use the current time to seed the random number generator: + srand( time( NULL ) ); + + print_version(); + for ( i = 0; i < REPEATS; i++ ) { + printf( "# c::native::%s\n", NAME ); + elapsed = benchmark(); + print_results( elapsed ); + printf( "ok %d benchmark finished\n", i+1 ); + } + print_summary( REPEATS, REPEATS ); +} diff --git a/binding.gyp b/binding.gyp new file mode 100644 index 0000000..ec39922 --- /dev/null +++ b/binding.gyp @@ -0,0 +1,170 @@ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# A `.gyp` file for building a Node.js native add-on. +# +# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md +# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md +{ + # List of files to include in this file: + 'includes': [ + './include.gypi', + ], + + # Define variables to be used throughout the configuration for all targets: + 'variables': { + # Target name should match the add-on export name: + 'addon_target_name%': 'addon', + + # Set variables based on the host OS: + 'conditions': [ + [ + 'OS=="win"', + { + # Define the object file suffix: + 'obj': 'obj', + }, + { + # Define the object file suffix: + 'obj': 'o', + } + ], # end condition (OS=="win") + ], # end conditions + }, # end variables + + # Define compile targets: + 'targets': [ + + # Target to generate an add-on: + { + # The target name should match the add-on export name: + 'target_name': '<(addon_target_name)', + + # Define dependencies: + 'dependencies': [], + + # Define directories which contain relevant include headers: + 'include_dirs': [ + # Local include directory: + '<@(include_dirs)', + ], + + # List of source files: + 'sources': [ + '<@(src_files)', + ], + + # Settings which should be applied when a target's object files are used as linker input: + 'link_settings': { + # Define libraries: + 'libraries': [ + '<@(libraries)', + ], + + # Define library directories: + 'library_dirs': [ + '<@(library_dirs)', + ], + }, + + # C/C++ compiler flags: + 'cflags': [ + # Enable commonly used warning options: + '-Wall', + + # Aggressive optimization: + '-O3', + ], + + # C specific compiler flags: + 'cflags_c': [ + # Specify the C standard to which a program is expected to conform: + '-std=c99', + ], + + # C++ specific compiler flags: + 'cflags_cpp': [ + # Specify the C++ standard to which a program is expected to conform: + '-std=c++11', + ], + + # Linker flags: + 'ldflags': [], + + # Apply conditions based on the host OS: + 'conditions': [ + [ + 'OS=="mac"', + { + # Linker flags: + 'ldflags': [ + '-undefined dynamic_lookup', + '-Wl,-no-pie', + '-Wl,-search_paths_first', + ], + }, + ], # end condition (OS=="mac") + [ + 'OS!="win"', + { + # C/C++ flags: + 'cflags': [ + # Generate platform-independent code: + '-fPIC', + ], + }, + ], # end condition (OS!="win") + ], # end conditions + }, # end target <(addon_target_name) + + # Target to copy a generated add-on to a standard location: + { + 'target_name': 'copy_addon', + + # Declare that the output of this target is not linked: + 'type': 'none', + + # Define dependencies: + 'dependencies': [ + # Require that the add-on be generated before building this target: + '<(addon_target_name)', + ], + + # Define a list of actions: + 'actions': [ + { + 'action_name': 'copy_addon', + 'message': 'Copying addon...', + + # Explicitly list the inputs in the command-line invocation below: + 'inputs': [], + + # Declare the expected outputs: + 'outputs': [ + '<(addon_output_dir)/<(addon_target_name).node', + ], + + # Define the command-line invocation: + 'action': [ + 'cp', + '<(PRODUCT_DIR)/<(addon_target_name).node', + '<(addon_output_dir)/<(addon_target_name).node', + ], + }, + ], # end actions + }, # end target copy_addon + ], # end targets +} diff --git a/examples/c/Makefile b/examples/c/Makefile new file mode 100644 index 0000000..6aed70d --- /dev/null +++ b/examples/c/Makefile @@ -0,0 +1,146 @@ +#/ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +#/ + +# VARIABLES # + +ifndef VERBOSE + QUIET := @ +else + QUIET := +endif + +# Determine the OS ([1][1], [2][2]). +# +# [1]: https://en.wikipedia.org/wiki/Uname#Examples +# [2]: http://stackoverflow.com/a/27776822/2225624 +OS ?= $(shell uname) +ifneq (, $(findstring MINGW,$(OS))) + OS := WINNT +else +ifneq (, $(findstring MSYS,$(OS))) + OS := WINNT +else +ifneq (, $(findstring CYGWIN,$(OS))) + OS := WINNT +else +ifneq (, $(findstring Windows_NT,$(OS))) + OS := WINNT +endif +endif +endif +endif + +# Define the program used for compiling C source files: +ifdef C_COMPILER + CC := $(C_COMPILER) +else + CC := gcc +endif + +# Define the command-line options when compiling C files: +CFLAGS ?= \ + -std=c99 \ + -O3 \ + -Wall \ + -pedantic + +# Determine whether to generate position independent code ([1][1], [2][2]). +# +# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options +# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option +ifeq ($(OS), WINNT) + fPIC ?= +else + fPIC ?= -fPIC +endif + +# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`): +INCLUDE ?= + +# List of source files: +SOURCE_FILES ?= + +# List of libraries (e.g., `-lopenblas -lpthread`): +LIBRARIES ?= + +# List of library paths (e.g., `-L /foo/bar -L /beep/boop`): +LIBPATH ?= + +# List of C targets: +c_targets := example.out + + +# RULES # + +#/ +# Compiles source files. +# +# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`) +# @param {string} [CFLAGS] - C compiler options +# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`) +# @param {string} [SOURCE_FILES] - list of source files +# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`) +# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`) +# +# @example +# make +# +# @example +# make all +#/ +all: $(c_targets) + +.PHONY: all + +#/ +# Compiles C source files. +# +# @private +# @param {string} CC - C compiler (e.g., `gcc`) +# @param {string} CFLAGS - C compiler options +# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`) +# @param {string} SOURCE_FILES - list of source files +# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`) +# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`) +#/ +$(c_targets): %.out: %.c + $(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES) + +#/ +# Runs compiled examples. +# +# @example +# make run +#/ +run: $(c_targets) + $(QUIET) ./$< + +.PHONY: run + +#/ +# Removes generated files. +# +# @example +# make clean +#/ +clean: + $(QUIET) -rm -f *.o *.out + +.PHONY: clean diff --git a/examples/c/example.c b/examples/c/example.c new file mode 100644 index 0000000..04684f0 --- /dev/null +++ b/examples/c/example.c @@ -0,0 +1,33 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include "stdlib/math/base/assert/int32_is_odd.h" +#include +#include +#include + +int main( void ) { + const int32_t x[] = { 5, -5, 3, -3, 0, 2 }; + + bool b; + int i; + for ( i = 0; i < 5; i++ ) { + b = stdlib_base_int32_is_odd( x[ i ] ); + printf( "Value: %d. int32 Is Odd? %s.\n", x[ i ], ( b ) ? "True" : "False" ); + } +} diff --git a/include.gypi b/include.gypi new file mode 100644 index 0000000..69dfb43 --- /dev/null +++ b/include.gypi @@ -0,0 +1,53 @@ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# A GYP include file for building a Node.js native add-on. +# +# Main documentation: +# +# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md +# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md +{ + # Define variables to be used throughout the configuration for all targets: + 'variables': { + # Source directory: + 'src_dir': './src', + + # Include directories: + 'include_dirs': [ + ' +#include + +/* +* If C++, prevent name mangling so that the compiler emits a binary file having undecorated names, thus mirroring the behavior of a C compiler. +*/ +#ifdef __cplusplus +extern "C" { +#endif + +/** +* Tests if a 32-bit integer is odd. +*/ +bool stdlib_base_int32_is_odd( const int32_t x ); + +#ifdef __cplusplus +} +#endif + +#endif // !STDLIB_MATH_BASE_ASSERT_INT32_IS_ODD_H diff --git a/lib/native.js b/lib/native.js new file mode 100644 index 0000000..803e3f8 --- /dev/null +++ b/lib/native.js @@ -0,0 +1,55 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var Boolean = require( '@stdlib/boolean-ctor' ); +var addon = require( './../src/addon.node' ); + + +// MAIN // + +/** +* Tests if a 32-bit integer is odd. +* +* @private +* @param {number} x - value to test +* @returns {boolean} boolean indicating whether the number is odd +* +* @example +* var bool = isOdd( 5 ); +* // returns true +* +* @example +* var bool = isOdd( -2 ); +* // returns false +* +* @example +* var bool = isOdd( 0 ); +* // returns false +*/ +function isOdd( x ) { + return Boolean( addon( x ) ); +} + + +// EXPORTS // + +module.exports = isOdd; diff --git a/manifest.json b/manifest.json new file mode 100644 index 0000000..04e61e3 --- /dev/null +++ b/manifest.json @@ -0,0 +1,38 @@ +{ + "options": {}, + "fields": [ + { + "field": "src", + "resolve": true, + "relative": true + }, + { + "field": "include", + "resolve": true, + "relative": true + }, + { + "field": "libraries", + "resolve": false, + "relative": false + }, + { + "field": "libpath", + "resolve": true, + "relative": false + } + ], + "confs": [ + { + "src": [ + "./src/main.c" + ], + "include": [ + "./include" + ], + "libraries": [], + "libpath": [], + "dependencies": [] + } + ] +} diff --git a/package.json b/package.json index a093ed2..27e5c05 100644 --- a/package.json +++ b/package.json @@ -36,14 +36,18 @@ "bugs": { "url": "https://github.com/stdlib-js/stdlib/issues" }, - "dependencies": {}, + "dependencies": { + "@stdlib/utils-library-manifest": "^0.2.1" + }, "devDependencies": { "@stdlib/assert-is-boolean": "^0.2.1", + "@stdlib/boolean-ctor": "^0.2.1", "@stdlib/constants-int32-max": "^0.2.1", - "@stdlib/math-base-special-floor": "^0.2.1", + "@stdlib/math-base-special-floor": "^0.2.2", "@stdlib/math-base-special-round": "^0.2.1", "@stdlib/number-float64-base-to-float32": "^0.2.1", "@stdlib/random-base-randu": "^0.2.1", + "@stdlib/utils-try-require": "^0.2.1", "tape": "git+https://github.com/kgryte/tape.git#fix/globby", "istanbul": "^0.4.1", "tap-min": "git+https://github.com/Planeshifter/tap-min.git", diff --git a/src/Makefile b/src/Makefile new file mode 100644 index 0000000..bcf18aa --- /dev/null +++ b/src/Makefile @@ -0,0 +1,70 @@ +#/ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +#/ + +# VARIABLES # + +ifndef VERBOSE + QUIET := @ +else + QUIET := +endif + +# Determine the OS ([1][1], [2][2]). +# +# [1]: https://en.wikipedia.org/wiki/Uname#Examples +# [2]: http://stackoverflow.com/a/27776822/2225624 +OS ?= $(shell uname) +ifneq (, $(findstring MINGW,$(OS))) + OS := WINNT +else +ifneq (, $(findstring MSYS,$(OS))) + OS := WINNT +else +ifneq (, $(findstring CYGWIN,$(OS))) + OS := WINNT +else +ifneq (, $(findstring Windows_NT,$(OS))) + OS := WINNT +endif +endif +endif +endif + + +# RULES # + +#/ +# Removes generated files for building an add-on. +# +# @example +# make clean-addon +#/ +clean-addon: + $(QUIET) -rm -f *.o *.node + +.PHONY: clean-addon + +#/ +# Removes generated files. +# +# @example +# make clean +#/ +clean: clean-addon + +.PHONY: clean diff --git a/src/addon.c b/src/addon.c new file mode 100644 index 0000000..33d656e --- /dev/null +++ b/src/addon.c @@ -0,0 +1,90 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include "stdlib/math/base/assert/int32_is_odd.h" +#include +#include +#include + +/** +* Receives JavaScript callback invocation data. +* +* @private +* @param env environment under which the function is invoked +* @param info callback data +* @return Node-API value +*/ +static napi_value addon( napi_env env, napi_callback_info info ) { + napi_status status; + + // Get callback arguments: + size_t argc = 1; + napi_value argv[ 1 ]; + status = napi_get_cb_info( env, info, &argc, argv, NULL, NULL ); + assert( status == napi_ok ); + + // Check whether we were provided the correct number of arguments: + if ( argc < 1 ) { + status = napi_throw_error( env, NULL, "invalid invocation. Insufficient arguments." ); + assert( status == napi_ok ); + return NULL; + } + if ( argc > 1 ) { + status = napi_throw_error( env, NULL, "invalid invocation. Too many arguments." ); + assert( status == napi_ok ); + return NULL; + } + + napi_valuetype vtype0; + status = napi_typeof( env, argv[ 0 ], &vtype0 ); + assert( status == napi_ok ); + if ( vtype0 != napi_number ) { + status = napi_throw_type_error( env, NULL, "invalid argument. First argument must be a number." ); + assert( status == napi_ok ); + return NULL; + } + + double x; + status = napi_get_value_double( env, argv[ 0 ], &x ); + assert( status == napi_ok ); + + bool result = stdlib_base_int32_is_odd( x ); + + napi_value v; + status = napi_create_int32( env, (int32_t)result, &v ); + assert( status == napi_ok ); + + return v; +} + +/** +* Initializes a Node-API module. +* +* @private +* @param env environment under which the function is invoked +* @param exports exports object +* @return main export +*/ +static napi_value init( napi_env env, napi_value exports ) { + napi_value fcn; + napi_status status = napi_create_function( env, "exports", NAPI_AUTO_LENGTH, addon, NULL, &fcn ); + assert( status == napi_ok ); + return fcn; +} + +NAPI_MODULE( NODE_GYP_MODULE_NAME, init ) diff --git a/src/main.c b/src/main.c new file mode 100644 index 0000000..c79a28e --- /dev/null +++ b/src/main.c @@ -0,0 +1,36 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include "stdlib/math/base/assert/int32_is_odd.h" +#include + +/** +* Tests if a 32-bit integer is odd. +* +* @param x input value +* @return output value +* +* @example +* #include +* +* bool out = stdlib_base_int32_is_odd( 3 ); +* // returns true +*/ +bool stdlib_base_int32_is_odd( const int32_t x ) { + return ( x & 1 ) == 1; +} diff --git a/test/test.native.js b/test/test.native.js new file mode 100644 index 0000000..5324af1 --- /dev/null +++ b/test/test.native.js @@ -0,0 +1,84 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var resolve = require( 'path' ).resolve; +var tape = require( 'tape' ); +var randu = require( '@stdlib/random-base-randu' ); +var round = require( '@stdlib/math-base-special-round' ); +var floor = require( '@stdlib/math-base-special-floor' ); +var MAX_INT32 = require( '@stdlib/constants-int32-max' ); +var tryRequire = require( '@stdlib/utils-try-require' ); + + +// VARIABLES // + +var HALF_MAX_INT32 = floor( MAX_INT32 / 2 ); +var isOdd = tryRequire( resolve( __dirname, './../lib/native.js' ) ); +var opts = { + 'skip': ( isOdd instanceof Error ) +}; + + +// TESTS // + +tape( 'main export is a function', opts, function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof isOdd, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'the function returns `false` if provided `0`', opts, function test( t ) { + var bool = isOdd( 0 ); + t.strictEqual( bool, false, 'returns false when provided 0' ); + t.end(); +}); + +tape( 'the function returns `false` if provided an even integer', opts, function test( t ) { + var bool; + var x; + var i; + for ( i = 0; i < 1000; i++ ) { + x = round( randu()*MAX_INT32 ) - HALF_MAX_INT32 - 1; + x *= 2; // always even + bool = isOdd( x ); + t.strictEqual( bool, false, 'returns false when provided '+x ); + } + t.end(); +}); + +tape( 'the function returns `true` if provided an odd integer', opts, function test( t ) { + var bool; + var x; + var i; + for ( i = 0; i < 1000; i++ ) { + x = round( randu()*2*MAX_INT32 ) - MAX_INT32; + if ( x > 0 ) { + x -= 1; + } + if ( x%2 === 0 ) { + x += 1; + } + bool = isOdd( x ); + t.strictEqual( bool, true, 'returns true when provided '+x ); + } + t.end(); +});