From 0352616de98d2ba58b33e179742f628203418e41 Mon Sep 17 00:00:00 2001
From: Juho Hiltunen <jaacoppi@kapsi.fi>
Date: Fri, 24 Jul 2020 15:43:08 +0300
Subject: [PATCH] code cleanup: remove ununsed ctrl_embedded

It's a duplicate of CTRL_EMBEDDED.
---
 src/libespeak-ng/readclause.c | 6 +++---
 src/libespeak-ng/translate.c  | 3 +--
 src/libespeak-ng/translate.h  | 1 -
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/libespeak-ng/readclause.c b/src/libespeak-ng/readclause.c
index f2ed2b1b..de5c183e 100644
--- a/src/libespeak-ng/readclause.c
+++ b/src/libespeak-ng/readclause.c
@@ -821,8 +821,8 @@ int ReadClause(Translator *tr, char *buf, short *charix, int *charix_top, int n_
 			return terminator;
 		}
 
-		if ((c1 == CTRL_EMBEDDED) || (c1 == ctrl_embedded)) {
-			// an embedded command. If it's a voice change, end the clause
+		if (c1 == CTRL_EMBEDDED) {
+ 			// an embedded command. If it's a voice change, end the clause
 			if (c2 == 'V') {
 				buf[ix++] = 0; // end the clause at this point
 				while (!iswspace(c1 = GetC()) && !Eof() && (ix < (n_buf-1)))
@@ -1020,7 +1020,7 @@ int ReadClause(Translator *tr, char *buf, short *charix, int *charix_top, int n_
 					continue;
 				}
 
-				if ((iswspace(c2) || (punct_data & CLAUSE_OPTIONAL_SPACE_AFTER) || IsBracket(c2) || (c2 == '?') || Eof() || (c2 == ctrl_embedded))) { // don't check for '-' because it prevents recognizing ':-)'
+				if (iswspace(c2) || (punct_data & CLAUSE_OPTIONAL_SPACE_AFTER) || IsBracket(c2) || (c2 == '?') || Eof() || c2 == CTRL_EMBEDDED) { // don't check for '-' because it prevents recognizing ':-)'
 					// note: (c2='?') is for when a smart-quote has been replaced by '?'
 					is_end_clause = true;
 				}
diff --git a/src/libespeak-ng/translate.c b/src/libespeak-ng/translate.c
index bf83db11..afad2828 100644
--- a/src/libespeak-ng/translate.c
+++ b/src/libespeak-ng/translate.c
@@ -88,7 +88,6 @@ int n_ph_list2;
 PHONEME_LIST2 ph_list2[N_PHONEME_LIST]; // first stage of text->phonemes
 
 wchar_t option_punctlist[N_PUNCTLIST] = { 0 };
-char ctrl_embedded = '\001'; // to allow an alternative CTRL for embedded commands
 
 // these are overridden by defaults set in the "speak" file
 int option_linelength = 0;
@@ -2162,7 +2161,7 @@ void TranslateClause(Translator *tr, int *tone_out, char **voice_change)
 			c = ' ';
 		}
 
-		if ((c == CTRL_EMBEDDED) || (c == ctrl_embedded)) {
+		if (c == CTRL_EMBEDDED) {
 			// start of embedded command in the text
 			int srcix = source_index-1;
 
diff --git a/src/libespeak-ng/translate.h b/src/libespeak-ng/translate.h
index a88fa782..c1666ee3 100644
--- a/src/libespeak-ng/translate.h
+++ b/src/libespeak-ng/translate.h
@@ -649,7 +649,6 @@ extern wchar_t option_punctlist[N_PUNCTLIST];  // which punctuation characters t
 extern Translator *translator;
 extern Translator *translator2;
 extern char dictionary_name[40];
-extern char ctrl_embedded;    // to allow an alternative CTRL for embedded commands
 extern espeak_ng_TEXT_DECODER *p_decoder;
 extern int dictionary_skipwords;