More work on syscalls and shell

4 files changed, 56 insertions, 1 deletions

diff --git a/Source/Applications/Shell/Help.txt b/Source/Applications/Shell/Help.txt
new file mode 100644
index 0000000..c1209cf
--- /dev/null
+++ b/Source/Applications/Shell/Help.txt
@@ -0,0 +1,16 @@
+	** Command list for Melon's shell **
+
+  Command   Description                 Required groups
+ - help     shows this
+ - reboot   reboots your computer       root
+ - halt     shuts down your computer    root
+ - loadkeys loads a new keymap          root
+ - free     shows free amount of RAM
+ - uptime   shows computer's uptime
+ - run      runs a binary file
+ - wf       writes text to a file
+
+The shell also supports basic UNIX-like commands :
+ ls, cd, cat, pwd, rm, mkdir
+
+The terminal supports scrolling with shift+{up,pgdown,pgup}
diff --git a/Source/Applications/Shell/Makefile b/Source/Applications/Shell/Makefile
index b33b067..f93d80d 100644
--- a/Source/Applications/Shell/Makefile
+++ b/Source/Applications/Shell/Makefile
@@ -16,7 +16,7 @@ all: $(OutFile)
 rebuild: mrproper all
 
 $(OutFile): $(Objects)
-	echo "* Linking $@.o..."
+	echo "* Linking $@..."
 	$(LD) $(LDFLAGS) ../../Library/Melon.o $^ -o $@
 
 %.o: %.cpp
diff --git a/Source/Applications/Shell/Shell.ns.cpp b/Source/Applications/Shell/Shell.ns.cpp
index e2433cb..d34f516 100644
--- a/Source/Applications/Shell/Shell.ns.cpp
+++ b/Source/Applications/Shell/Shell.ns.cpp
@@ -1,4 +1,5 @@
 #include "Shell.ns.h"
+#include <Binding/Sys.ns.h>
 
 namespace Shell {
 
@@ -9,7 +10,44 @@ u32int run() {
 	while (1) {
 		outvt << node.getName() << " : ";
 		String s = invt.readLine();
+		while (s[0] == WChar(" ") or s[0] == WChar("\t")) {
+			s = s.substr(1, s.size() - 1);
+		}
+		if (s[0] == WChar("#")) continue;
+		if (s.empty()) continue;
+
+		//Parse string
+		Vector<String> cmd;
+		cmd.push(String());
+		bool inQuote = false;
+		for (u32int i = 0; i < s.size(); i++) {
+			if (s[i] == WChar("'")) {
+				inQuote = !inQuote;
+			} else if (s[i] == WChar("\\")) {
+				i++;
+				cmd.back() += s[i];
+			} else if (s[i] == WChar(" ") and !inQuote) {
+				cmd.push(String());
+			} else {
+				cmd.back() += s[i];
+			}
+		}
+
+		//Run command
+		if (cmd[0] == "exit") {
+			if (cmd.size() == 1) return 0;
+			return cmd[1].toInt();
+		} else if (cmd[0] == "halt") {
+			Sys::halt();
+			outvt << "Something went wrong.\n";
+		} else if (cmd[0] == "reboot") {
+			Sys::reboot();
+			outvt << "Something went wrong.\n";
+		} else {
+		}
 	}
 }
 
 }
+
+
diff --git a/Source/Applications/Shell/Shell.ns.h b/Source/Applications/Shell/Shell.ns.h
index 7d76b33..3be1e0d 100644
--- a/Source/Applications/Shell/Shell.ns.h
+++ b/Source/Applications/Shell/Shell.ns.h
@@ -6,4 +6,5 @@ namespace Shell {
 	u32int run();
 
 	extern FSNode cwd;
+
 }