More work on userland syscalls : Files are implemented.

TextFile now is a common (= kernel and userland) library.

6 files changed, 52 insertions, 5 deletions

diff --git a/Source/Applications/Shell/Help.txt b/Source/Applications/Shell/Help.txt
index c1209cf..0b42361 100644
--- a/Source/Applications/Shell/Help.txt
+++ b/Source/Applications/Shell/Help.txt
@@ -4,7 +4,7 @@
  - help     shows this
  - reboot   reboots your computer       root
  - halt     shuts down your computer    root
- - loadkeys loads a new keymap          root
+ - loadkeys loads a keymap              root
  - free     shows free amount of RAM
  - uptime   shows computer's uptime
  - run      runs a binary file
diff --git a/Source/Applications/Shell/Makefile b/Source/Applications/Shell/Makefile
index 0eeb620..bf81af6 100644
--- a/Source/Applications/Shell/Makefile
+++ b/Source/Applications/Shell/Makefile
@@ -1,10 +1,10 @@
 .PHONY: clean, mrproper
 
 CXX = g++
-CXXFLAGS = -nostartfiles -nostdlib -fno-exceptions -fno-rtti -I ../../Library/Common -I ../../Library/Interface -I ../../Library/Userland -D THIS_IS_MELON_USERLAND
+CXXFLAGS = -nostartfiles -nostdlib -ffreestanding -fno-exceptions -fno-rtti -I ../../Library/Common -I ../../Library/Interface -I ../../Library/Userland -D THIS_IS_MELON_USERLAND
 
 LD = ld
-LDFLAGS = -T ../../Library/Link.ld
+LDFLAGS = -T ../../Library/Link.ld -L ../../Library
 
 Objects = main.o \
 		  Shell.ns.o \
@@ -18,7 +18,7 @@ rebuild: mrproper all
 
 $(OutFile): $(Objects)
 	echo "* Linking $@..."
-	$(LD) $(LDFLAGS) ../../Library/Melon.o $^ -o $@
+	$(LD) $(LDFLAGS) $^ -o $@
 
 %.o: %.cpp
 	echo "* Compiling $<..."
diff --git a/Source/Applications/Shell/Shell-fs.ns.cpp b/Source/Applications/Shell/Shell-fs.ns.cpp
index b7e585a..1d52836 100644
--- a/Source/Applications/Shell/Shell-fs.ns.cpp
+++ b/Source/Applications/Shell/Shell-fs.ns.cpp
@@ -1,4 +1,5 @@
 #include "Shell.ns.h"
+#include <TextFile.class.h>
 
 namespace Shell {
 
@@ -77,4 +78,38 @@ void mkdir(Vector<String>& args) {
 	}
 }
 
+void cat(Vector<String>& args) {
+	if (args.size() == 1) outvt << "Meow.\n";
+	for (u32int i = 1; i < args.size(); i++) {
+		TextFile f(args[i], FM_READ, cwd);
+		if (f.valid() && f.validOpened()) {
+			while (!f.eof()) {
+				outvt << f.readLine() << "\n";
+			}
+			f.close();
+		} else {
+			outvt << "Error while reading from file " << args[i] << "\n";
+		}
+	}
+}
+
+void wf(Vector<String>& args) {
+	if (args.size() == 1) {
+		outvt << "No file to write !\n";
+	} else {
+		TextFile f(args[1], FM_TRUNCATE, cwd);
+		if (f.valid() && f.validOpened()) {
+			outvt << "Enter contents for file " << args[1] << " and end your entry with <CR>.<CR>\n";
+			String t = invt.readLine();
+			while (t != ".") {
+				f.write(t, true);
+				t = invt.readLine();
+			}
+			f.close();
+		} else {
+			outvt << "Error opening file.\n";
+		}
+	}
+}
+
 }
diff --git a/Source/Applications/Shell/Shell.ns.cpp b/Source/Applications/Shell/Shell.ns.cpp
index fe8c5f9..7213094 100644
--- a/Source/Applications/Shell/Shell.ns.cpp
+++ b/Source/Applications/Shell/Shell.ns.cpp
@@ -16,6 +16,8 @@ u32int run() {
 		{"pwd",		pwd},
 		{"rm",		rm},
 		{"mkdir",	mkdir},
+		{"cat", cat},
+		{"wf", wf},
 		{"",		0}
 	};
 
@@ -56,6 +58,14 @@ u32int run() {
 		} else if (cmd[0] == "reboot") {
 			Sys::reboot();
 			outvt << "Something went wrong.\n";
+		} else if (cmd[0] == "uptime") {
+			outvt << "Uptime : " << (s64int)Sys::uptime() << "s\n";
+		} else if (cmd[0] == "free") {
+			outvt << "Free RAM : " << (s64int)Sys::freeRam() << " Kio of " << (s64int)Sys::totalRam() << " Kio\n"; 
+		} else if (cmd[0] == "help") {
+			while (cmd.size() > 1) cmd.pop();
+			cmd.push("/Applications/Shell/Help.txt");
+			cat(cmd);
 		} else {
 			u32int i = 0;
 			bool found = false;
diff --git a/Source/Applications/Shell/Shell.ns.h b/Source/Applications/Shell/Shell.ns.h
index 56fdb46..a22c18d 100644
--- a/Source/Applications/Shell/Shell.ns.h
+++ b/Source/Applications/Shell/Shell.ns.h
@@ -12,4 +12,6 @@ namespace Shell {
 	extern void pwd(Vector<String>& args);
 	extern void rm(Vector<String>& args);
 	extern void mkdir(Vector<String>& args);
+	extern void cat(Vector<String>& args);
+	extern void wf(Vector<String>& args);
 }
diff --git a/Source/Applications/Shell/main.cpp b/Source/Applications/Shell/main.cpp
index 70da17b..66c4269 100644
--- a/Source/Applications/Shell/main.cpp
+++ b/Source/Applications/Shell/main.cpp
@@ -1,5 +1,5 @@
 #include "Shell.ns.h"
 
-int main() {
+int main(const Vector<String>& args) {
 	return Shell::run();
 }