reintegration complete

modules/Archimedes-Modules/Terminal/Terminal.cpp

@@ -0,0 +1,93 @@
+#include <errno.h>
+
+#include <unistd.h>
+#include <pty.h>
+#include <fcntl.h>
+
+#include "Terminal.h"
+#include "modules/ImguiModule/ImguiModule.h"
+
+
+Terminal::Terminal(Archimedes::App* a, void* h) : Archimedes::Module(a, h) {
+
+    name = "Terminal";
+
+    ImguiModule* im = new ImguiModule(a, h);
+    deps[*im] = im;
+}
+
+Terminal::~Terminal() {
+    if(app) {
+        ImguiModule* im; { im = (ImguiModule*) moduleInstances[ImguiModule()]; }
+
+        im->releaseContext(ImGui::GetCurrentContext());
+    }
+}
+
+void Terminal::onLoad() {
+    
+    ImguiModule* im; { im = (ImguiModule*) moduleInstances[ImguiModule()]; }
+
+    if(!im) {
+        std::cout << "No ImguiModule for Terminal!\n";
+        std::abort();
+    }
+
+    ImGui::SetCurrentContext(im->aquireContext());
+
+    child_pid = forkpty(&master, nullptr, nullptr, nullptr);
+
+    if(!child_pid) {
+        char* const* args = nullptr;
+        execvp("bash", args);
+    }
+
+    //fcntl(master, F_SETFL, fcntl(master, F_GETFL, 0) | O_NONBLOCK);
+/*
+	if (master >= 0)
+	    (void)write(master, "ls\n", 3);
+*/
+}
+
+void Terminal::run() {
+
+    static fd_set fds;
+    static int rc;
+    static char opArr[150];
+    static std::string input, output;
+    static timeval to; to = { 0, 0 };
+
+    FD_ZERO(&fds);
+    FD_SET(master, &fds);
+
+    rc = select(master + 1, &fds, NULL, NULL, &to);
+
+    switch(rc) {
+        case -1:
+            std::cerr << "Error " << errno << " on select()\n";
+            exit(1);
+        default:
+            if(FD_ISSET(master, &fds)) {
+                rc = read(master, opArr, 150);
+                if(rc < 0) {
+                    //error on read
+                    app->emitEvent(new Archimedes::DoUnloadModuleEvent(name));
+                } else {
+                    if(input == "clear") output = "";
+                    output += opArr;
+                }
+            }
+    }
+
+    ImGui::Begin("Terminal Module");
+
+    ImGui::TextWrapped("%s", output.c_str());
+    ImGui::InputText("input", &input);
+    
+    if(ImGui::Button("send")) {
+        (void)write(master, (input + "\n").c_str(), input.length() + 1);
+    }
+
+
+    ImGui::End();
+}