mirror of https://github.com/bsnes-emu/bsnes.git
53 lines
1.5 KiB
C++
Executable File
53 lines
1.5 KiB
C++
Executable File
#ifndef NALL_INVOKE_HPP
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#define NALL_INVOKE_HPP
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//void invoke(const string &name, const string& args...);
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//if a program is specified, it is executed with the arguments provided
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//if a file is specified, the file is opened using the program associated with said file type
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//if a folder is specified, the folder is opened using the associated file explorer
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//if a URL is specified, the default web browser is opened and pointed at the URL requested
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//path environment variable is always consulted
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//execution is asynchronous (non-blocking); use system() for synchronous execution
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#include <nall/string.hpp>
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#ifdef _WIN32
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#include <nall/windows/utf8.hpp>
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#endif
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namespace nall {
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#ifdef _WIN32
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template<typename... Args>
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inline void invoke(const string &name, Args&&... args) {
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lstring argl(std::forward<Args>(args)...);
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for(auto &arg : argl) if(arg.position(" ")) arg = {"\"", arg, "\""};
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string arguments = argl.concatenate(" ");
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ShellExecuteW(NULL, NULL, utf16_t(name), utf16_t(arguments), NULL, SW_SHOWNORMAL);
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}
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#else
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template<typename... Args>
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inline void invoke(const string &name, Args&&... args) {
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pid_t pid = fork();
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if(pid == 0) {
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const char *argv[1 + sizeof...(args) + 1], **argp = argv;
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lstring argl(std::forward<Args>(args)...);
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*argp++ = (const char*)name;
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for(auto &arg : argl) *argp++ = (const char*)arg;
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*argp++ = nullptr;
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if(execvp(name, (char* const*)argv) < 0) {
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execlp("xdg-open", "xdg-open", (const char*)name, nullptr);
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}
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exit(0);
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}
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}
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#endif
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}
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#endif
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