windows中emacs构建IDE
windows中emacs构建IDE要在windows中构建emacs的IDE非常复杂，需要在MinGw中进行编译，我搞了一个星期，终于搞定了，可是启动速度暴慢，不得已只好去网上找一个已经优化编译好了的。想要进行C/C++编译，就只需要搞定GCC/G++就可以了，我去MinGw中编译了一个，可是却不能和emacs连起来使用。所以需要在Windows上装DevC++，大家可以sourceforg网站下载devcpp-alpha_setup.exe这个文件然后安装在D盘。然后在配置文件_emacs中加入下面这段话，就可以了。
[*];;如果当前目录有makefile则用make -k编译，否则，如果是
[*];;处于c-mode，就用gcc -Wall编译，如果是c++-mode就用 g++ -Wall编译"
[*](global-set-key (kbd "<f7>") 'smart-compile)
[*](defun smart-compile()
[*](interactive)
[*];; 查找 Makefile
[*](let ((candidate-make-file-name '("makefile" "Makefile" "GNUmakefile"))
[*] (command nil))
[*] (if (not (null
[*] (find t candidate-make-file-name :key
[*] '(lambda (f) (file-readable-p f)))))
[*] (setq command "make -k ")
[*] ;; 没有找到 Makefile ，查看当前 mode 是否是已知的可编译的模式
[*] (if (null (buffer-file-name (current-buffer)))
[*] (message "Buffer not attached to a file, won't compile!")
[*] (if (eq major-mode 'c-mode)
[*] (setq command
[*] (concat "D:/Dev-Cpp/bin/gcc.exe -Wall -o " ;;你要明确知道自己的编译器在哪里,
[*] (file-name-sans-extension ;;这样,用你的gcc.exe的地址代替这里的D:/Dev-Cpp/bin/gcc.exe
[*] (file-name-nondirectory buffer-file-name)) ;;注意,这里的路径的斜杠和vista的习惯相反,你要注意修改
[*] " "
[*] (file-name-nondirectory buffer-file-name)
[*] " -g -lm "))
[*] (if (eq major-mode 'c++-mode)
[*] (setq command
[*] (concat "D:/Dev-Cpp/bin/g++.exe -Wall -o " ;;还有这里的g++,也同gcc一样...
[*] (file-name-sans-extension
[*] (file-name-nondirectory buffer-file-name))
[*] " "
[*] (file-name-nondirectory buffer-file-name)
[*] " -g -lm "))
[*] (message "Unknow mode, won't compile!")))))
[*] (if (not (null command))
[*] (let ((command (read-from-minibuffer "Compile command: " command)))
[*] (compile command)))))
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