From f1c1c070f0491cba8b18f3169e72e9a1df8f1a2a Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Thu, 8 May 2025 13:38:45 -0700
Subject: Work on a cmd-line driver for Simple

---
 chapter22/docs/examples/A_helloWorld.smp |  3 +++
 chapter22/docs/examples/BubbleSort.smp   | 25 +++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 chapter22/docs/examples/A_helloWorld.smp
 create mode 100644 chapter22/docs/examples/BubbleSort.smp

(limited to 'chapter22/docs')

diff --git a/chapter22/docs/examples/A_helloWorld.smp b/chapter22/docs/examples/A_helloWorld.smp
new file mode 100644
index 00000000..07ff935f
--- /dev/null
+++ b/chapter22/docs/examples/A_helloWorld.smp
@@ -0,0 +1,3 @@
+// -*- mode: java;  -*-
+sys.io.p("Hello, World!");
+return 0;
diff --git a/chapter22/docs/examples/BubbleSort.smp b/chapter22/docs/examples/BubbleSort.smp
new file mode 100644
index 00000000..af110159
--- /dev/null
+++ b/chapter22/docs/examples/BubbleSort.smp
@@ -0,0 +1,25 @@
+// -*- mode: java;  -*-
+
+
+val _exit = { u8[~] msg ->
+    sys.io.p(msg);
+    sys.libc._exit(1);
+};
+
+struct Scan {
+    int !x;
+    u8[~] buf;
+};
+
+
+// Read from stdin a line of the form "[ 4, 3, 2, 1]" and print it sorted.
+val main = { ->
+    Scan !s = new Scan{ buf = sys.io.stdin(); };
+    var junk = new u8[1];
+    while( s.x < s.buf# ) {
+        sys.io.p("scan ");
+        junk[0] = s.buf[s.x++];
+        sys.io.p(junk);
+    };
+    return 0;
+};
-- 
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