Better error messagesch30

Better error messages.
Buffs to the std lib; getch() to fetch a single character; streaming I/O handles retries, and large sizes, with better error reporting.
Formatted strings.
Default int moved to i32.
TicTacToe, the game.

1 files changed, 2 insertions, 0 deletions

diff --git a/chapter30/docs/examples/A_helloWorld.smp b/chapter30/docs/examples/A_helloWorld.smp
new file mode 100644
index 00000000..4ed6abdf
--- /dev/null
+++ b/chapter30/docs/examples/A_helloWorld.smp
@@ -0,0 +1,2 @@
+sys.io.p("Hello, World!\n");
+return 0;