Add initial code

.gitignore

@@ -0,0 +1,6 @@
+CMakeCache.txt
+CMakeFiles
+Makefile
+cmake_install.cmake
+build
+fnd

CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.1.0)
+
+project(fnd CXX)
+
+find_package(Boost 1.56 REQUIRED COMPONENTS filesystem)
+include_directories( ${Boost_INCLUDE_DIR} )
+
+file(GLOB SOURCES "src/*.cpp")
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-long-long -pedantic")
+
+add_executable(fnd ${SOURCES})
+
+target_link_libraries(fnd ${Boost_LIBRARIES})

src/fnd.cpp

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+#include <iostream>
+#include <regex>
+#include <boost/filesystem.hpp>
+
+namespace fs = boost::filesystem;
+
+static const std::string ANSI_PURPLE = "\x1b[35;06m";
+static const std::string ANSI_CYAN = "\x1b[36;01m";
+static const std::string ANSI_RESET = "\x1b[0m";
+
+void printPath(const fs::path& path) {
+    if (fs::is_symlink(path)) {
+        std::cout << ANSI_PURPLE;
+    } else if (fs::is_directory(path)) {
+        std::cout << ANSI_CYAN;
+    }
+
+    std::cout << path.string();
+
+    std::cout << ANSI_RESET << std::endl;
+
+}
+
+void findFiles(const std::regex& pattern) {
+    const fs::path& currentPath = fs::current_path();
+
+    for (auto& entry: fs::recursive_directory_iterator(currentPath)) {
+        const fs::path& path = entry.path().lexically_relative(currentPath);
+
+        if (std::regex_search(path.string(), pattern)) {
+            printPath(path);
+        }
+    }
+}
+
+int main(int argc, char* argv[]) {
+    std::string argument;
+
+    if (argc == 1) {
+        argument = "";
+    } else if (argc == 2) {
+        argument = argv[1];
+    }
+
+    if (argc > 2 || argument == "-h" || argument == "--help") {
+        std::cerr << "Usage: fnd [PATTERN]" << std::endl;
+        return 1;
+    }
+
+    // try to parse the argument as a regex
+    try {
+        std::regex re(argument);
+
+        findFiles(re);
+    }
+    catch (const std::regex_error& e) {
+        std::cerr << "Regex error: " << e.what() << std::endl;
+        return 1;
+    }
+
+    return 0;
+}