From 0cc9b20c15460213e488bf5e70963b941482f628 Mon Sep 17 00:00:00 2001
From: William Harrington <kb0iic@berzerkula.org>
Date: Tue, 14 Jan 2025 16:06:02 -0600
Subject: Add source.

---
 spo256/spo.c | 161 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 161 insertions(+)
 create mode 100644 spo256/spo.c

(limited to 'spo256/spo.c')

diff --git a/spo256/spo.c b/spo256/spo.c
new file mode 100644
index 0000000..5c4f7ec
--- /dev/null
+++ b/spo256/spo.c
@@ -0,0 +1,161 @@
+/*
+ * SPO256 low level operations.
+ * $Id: spo.c 1.2 Mon, 24 Mar 1997 12:25:37 -0500 dyfet $
+ * Copyright (c) 1997 by Tycho Softworks.
+ * For conditions on distribution and reuse see product license.
+ *
+ * Abstract:
+ *	Key SPO translation modules.  This includes the word substution
+ *	module, the numeric pronounciation system, pause control, and 
+ *	other low level spo services.
+ */
+
+#include <other/config.h>
+#include <other/string.h>
+#include "speak.h"
+
+/*
+ * Flags and operating mode properties that may now be effected by
+ * server commands.
+ */
+
+bool	echo = FALSE;	/* echo SPO output to user?	*/
+bool	spell = FALSE;	/* spell all words?		*/
+bool	lit = FALSE;	/* literally pronounce as is?	*/
+
+/*
+ * A new 'init' function is added to initialize operating state for
+ * each new connection.  This assures that spo command sequences
+ * issued from a previous session are not left in effect.
+ */
+
+void	spo_init(void)
+{
+	echo = FALSE;	/* echo off by default	*/
+	spell = FALSE;
+	lit = FALSE;
+};
+
+/*
+ * Interpret server specific commands embedded in <ESC><cmd> 
+ * sequences.  The SPO has limited options to effect in this manner.
+ */
+
+void	spo_cmd(char *str)
+{
+	if(!stricmp(str, "echo"))
+	{
+		echo = TRUE;
+		return;
+	}
+
+	if(!stricmp(str, "/echo"))
+	{
+		echo = FALSE;
+		return;
+	}
+
+	if(!stricmp(str, "spell"))
+	{
+		spell = TRUE;
+		return;
+	}
+
+	if(!stricmp(str, "/spell"))
+	{
+		spell = FALSE;
+		return;
+	}
+
+	if(!stricmp(str, "lit"))
+	{
+		lit = TRUE;
+		return;
+	}
+
+	if(!stricmp(str, "/lit"))
+	{
+		lit = FALSE;
+		return;
+	}
+};
+
+/*
+ * Pause spo output between words, numbers, and empty lines, so that
+ * words are properly announciated.  This is typically accomplished with 
+ * spaces and newline control. 
+ */
+
+void	spo_pause(PAUSE p)
+{
+	switch(p)
+	{
+	case P_WORD:
+		write(spo, " ", 1);
+		if(echo)
+			puttcp(" ", io); 
+		break;
+	case P_SENTANCE:
+		write(spo, " \n", 2);
+		if(echo)
+			puttcp(" \n", io);
+		break;
+	case P_LINE:
+		write(spo, " \r\n", 3);
+		if(echo)
+			puttcp(" \r\n", io);
+		break;
+	case P_END:
+		write(spo, "\r\n", 2);
+	}
+}
+
+/*	Announce quoted text. */
+
+void	spo_begquote(void)
+{
+	spo_word("quote");
+}
+
+void	spo_endquote(void)
+{
+	spo_word("end");
+	spo_begquote();
+}
+
+/* 
+ * This performs low level lookup and pronounciation of words, either
+ * in the originally submitted spelling, or in the spo dictionary
+ * spelling.
+ */
+
+void	spo_word(char *word)			
+{
+	char	*p = find(widx, word);
+	if(!p)
+		p = word;
+
+	if(lit)
+		p = word;
+
+	if(spell)
+	{
+		p = word;
+		while(*p)
+		{
+			write(spo, p, 1);
+			if(echo)
+				fputc(*p, io);
+			spo_pause(P_WORD);
+			++p;
+		}
+	}
+	else
+	{
+		write(spo, p, strlen(p));
+		if(echo)
+			puttcp(p, io);
+	}
+	spo_pause(P_WORD);
+}
+
-- 
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