20060303a

1 files changed, 53 insertions, 0 deletions

diff --git a/appl/alphabet/abc/abc.b b/appl/alphabet/abc/abc.b
new file mode 100644
index 00000000..b8d25342
--- /dev/null
+++ b/appl/alphabet/abc/abc.b
@@ -0,0 +1,53 @@
+implement Mkabc, Abcmodule;
+include "sys.m";
+	sys: Sys;
+include "draw.m";
+include "sh.m";
+include "alphabet/reports.m";
+	reports: Reports;
+	report: import reports;
+include "alphabet.m";
+include "alphabet/abc.m";
+	abc: Abc;
+	Value: import abc;
+
+Mkabc: module {};
+types(): string
+{
+	return "A";
+}
+
+init()
+{
+	sys = load Sys Sys->PATH;
+	reports = checkload(load Reports Reports->PATH, Reports->PATH);
+	abc = checkload(load Abc Abc->PATH, Abc->PATH);
+	abc->init();
+}
+
+quit()
+{
+}
+
+run(errorc: chan of string, nil: ref Reports->Report,
+		nil: list of (int, list of ref Value),
+		nil: list of ref Value
+	): ref Value
+{
+	alphabet := load Alphabet Alphabet->PATH;
+	if(alphabet == nil){
+		report(errorc, sys->sprint("abc: cannot load %q: %r", Alphabet->PATH));
+		return nil;
+	}
+	alphabet->init();
+	c := chan[1] of int;
+	c <-= 1;
+	return ref Value.VA((c, alphabet));
+}
+
+checkload[T](m: T, path: string): T
+{
+	if(m != nil)
+		return m;
+	raise sys->sprint("fail:cannot load %s: %r", path);
+}