init：初版代码。

.gitignore

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+# Xmake cache
+.xmake/
+build/
+
+# MacOS Cache
+.DS_Store
+compile_commands.json
+

.vscode/settings.json

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+{
+    "files.autoSave": "onFocusChange",
+    "editor.fontSize": 14,
+    "editor.fontFamily": "'Source Code Pro', 'Courier New', monospace",
+    "terminal.integrated.fontFamily": "Source Code Pro",
+    "editor.fontLigatures": true,
+    "C_Cpp.default.configurationProvider": "tboox.xmake-vscode",
+    "cmake.configureOnOpen": false,
+    "C_Cpp.default.compileCommands": "${workspaceRoot}/build/compile_commands.json",
+    "C_Cpp.default.cppStandard": "c++17",
+    "editor.inlayHints.enabled": "off",
+    "editor.unicodeHighlight.allowedLocales": {
+        "ja": true,
+        "zh-hant": true,
+        "zh-hans": true
+    },
+    "makefile.configureOnOpen": false
+}

README.md

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+# 简介
+
+在控制台程序中，可以补全文件路径。
+
+本项目修改自 [https://github.com/DieTime/cli-autocomplete](https://github.com/DieTime/cli-autocomplete) 。

src/filecomplete.cpp

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+#include "filecomplete.h"
+
+#ifdef _MSC_VER
+#ifndef _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_WARNINGS
+#endif
+#endif
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define MAX_OF(x, y) (((x) > (y)) ? (x) : (y))
+
+#if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN64)
+#ifndef OS_WINDOWS
+#define OS_WINDOWS
+
+#include <windows.h>
+#include <conio.h>
+#include <stdint.h>
+#endif
+#elif defined(__APPLE__) || defined(__unix__) || defined(__unix) || defined(unix) || defined(__linux__)
+#ifndef OS_UNIX
+#define OS_UNIX
+
+#include <termios.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#endif
+#else
+#error Unknown environment!
+#endif
+
+#if defined(OS_WINDOWS)
+#define ENTER 13
+#define BACKSPACE 8
+#define LEFT 75
+#define RIGHT 77
+#define UP 72
+#define DOWN 80
+#define DEL 83
+#define CTRL_C 3
+#define SPECIAL_SEQ_1 0
+#define SPECIAL_SEQ_2 224
+#define COLOR_TYPE uint16_t
+#define DEFAULT_TITLE_COLOR 160
+#define DEFAULT_PREDICT_COLOR 8
+#define DEFAULT_MAIN_COLOR 7
+#elif defined(OS_UNIX)
+#define ENTER 10
+#define BACKSPACE 127
+#define LEFT 68
+#define RIGHT 67
+#define UP 65
+#define DOWN 66
+#define DEL 51
+#define DEL_AFTER 126
+#define SPECIAL_SEQ_1 27
+#define SPECIAL_SEQ_2 91
+#define COLOR_TYPE char *
+#define DEFAULT_TITLE_COLOR "0;30;102"
+#define DEFAULT_PREDICT_COLOR "90"
+#define DEFAULT_MAIN_COLOR "0"
+#endif
+#define SPACE 32
+#define TAB 9
+
+short terminal_width()
+{
+#if defined(OS_WINDOWS)
+    // Handle current terminal
+    HANDLE h_console = GetStdHandle(STD_OUTPUT_HANDLE);
+    if (h_console == NULL)
+    {
+        fprintf(stderr, "[ERROR] Couldn't handle terminal\n");
+        exit(1);
+    }
+
+    // Get current attributes
+    CONSOLE_SCREEN_BUFFER_INFO console_info;
+    if (GetConsoleScreenBufferInfo(h_console, &console_info) == 0)
+    {
+        fprintf(stderr, "[ERROR] Couldn't get terminal info\n");
+        exit(1);
+    }
+
+    // Return current width
+    return console_info.dwSize.X;
+#elif defined(OS_UNIX)
+    struct winsize t_size;
+
+    if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &t_size) == -1)
+    {
+        fprintf(stderr, "[ERROR] Couldn't get terminal info\n");
+        exit(1);
+    }
+
+    return (short)t_size.ws_col;
+#endif
+}
+
+void clear_line()
+{
+#if defined(OS_WINDOWS)
+    // Get current terminal width
+    short width = terminal_width();
+    if (width < 1)
+    {
+        fprintf(stderr, "[ERROR] Size of terminal is too small\n");
+        exit(1);
+    }
+
+    // Create long empty string
+    char *empty = (char *)malloc(sizeof(char) * width);
+    memset(empty, ' ', width);
+    empty[width - 1] = '\0';
+
+    // Clear line
+    printf("\r%s\r", empty);
+
+    // Free line
+    free(empty);
+#elif defined(OS_UNIX)
+    printf("\033[2K\r");
+#endif
+}
+
+void set_cursor_x(short x)
+{
+#if defined(OS_WINDOWS)
+    HANDLE h_console = GetStdHandle(STD_OUTPUT_HANDLE);
+    if (h_console == NULL)
+    {
+        fprintf(stderr, "[ERROR] Couldn't handle terminal\n");
+        exit(1);
+    }
+
+    // Create position
+    COORD xy;
+    xy.X = x - 1;
+    xy.Y = get_cursor_y();
+
+    // Set cursor position
+    if (SetConsoleCursorPosition(h_console, xy) == 0)
+    {
+        fprintf(stderr, "[ERROR] Couldn't set terminal cursor position\n");
+        exit(1);
+    }
+#elif defined(OS_UNIX)
+    printf("\033[%d;%dH", get_cursor_y(), x);
+#endif
+}
+
+short get_cursor_y()
+{
+#if defined(OS_WINDOWS)
+    HANDLE h_console = GetStdHandle(STD_OUTPUT_HANDLE);
+    if (h_console == NULL)
+    {
+        fprintf(stderr, "[ERROR] Couldn't handle terminal\n");
+        exit(1);
+    }
+
+    // Get terminal info
+    CONSOLE_SCREEN_BUFFER_INFO console_info;
+    if (GetConsoleScreenBufferInfo(h_console, &console_info) == 0)
+    {
+        fprintf(stderr, "[ERROR] Couldn't get terminal Y position\n");
+        exit(1);
+    }
+
+    // Return Y position
+    return console_info.dwCursorPosition.Y;
+#elif defined(OS_UNIX)
+    struct termios old_attr, new_attr;
+    char ch, buf[30] = {0};
+    int i = 0, pow = 1, y = 0;
+
+    // Backup terminal attributes
+    if (tcgetattr(STDIN_FILENO, &new_attr) == -1)
+    {
+        fprintf(stderr, "[ERROR] Couldn't get terminal attributes\n");
+        exit(1);
+    }
+
+    // Disable echo
+    old_attr = new_attr;
+    old_attr.c_lflag &= ~(ICANON | ECHO);
+    if (tcsetattr(STDIN_FILENO, TCSANOW, &old_attr) == -1)
+    {
+        fprintf(stderr, "[ERROR] Couldn't set terminal attributes\n");
+        exit(1);
+    }
+
+    // Get info about cursor
+    if (write(STDOUT_FILENO, "\033[6n", 4) != 4)
+    {
+        fprintf(stderr, "[ERROR] Couldn't get cursor information\n");
+        exit(1);
+    }
+
+    // Get ^[[{this};1R value
+
+    for (ch = 0; ch != 'R'; i++)
+    {
+        if (read(STDIN_FILENO, &ch, 1) != 1)
+        {
+            fprintf(stderr, "[ERROR] Couldn't read cursor information");
+            exit(1);
+        }
+        buf[i] = ch;
+    }
+
+    i -= 2;
+    while (buf[i] != ';')
+    {
+        i -= 1;
+    }
+
+    i -= 1;
+    while (buf[i] != '[')
+    {
+        y = y + (buf[i] - '0') * pow;
+        pow *= 10;
+        i -= 1;
+    }
+
+    // Reset attributes
+    if (tcsetattr(0, TCSANOW, &new_attr) == -1)
+    {
+        fprintf(stderr, "[ERROR] Couldn't reset terminal attributes\n");
+        exit(1);
+    }
+
+    return (short)y;
+#endif
+}

src/filecomplete.h

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+#pragma once
+
+short terminal_width();
+void clear_line();
+void set_cursor_x(short x);
+short get_cursor_y();

src/main.cpp

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+#include "filecomplete.h"
+#include <iostream>
+
+int main(int argc, char** argv) {
+    return 0;
+}

xmake.lua

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+add_rules("mode.debug", "mode.release")
+
+target("filecomplete")
+    set_kind("static")
+    add_files("src/filecomplete.cpp")
+
+target("example")
+    set_kind("binary")
+    add_deps("filecomplete")
+    add_files("src/main.cpp")