Move the espeak_Initialize implementation to espeak_api.c.

Makefile.am

@@ -99,6 +99,7 @@ src_libespeak_ng_la_SOURCES = \
 	src/libespeak-ng/compiledict.c \
 	src/libespeak-ng/compilembrola.c \
 	src/libespeak-ng/dictionary.c \
+	src/libespeak-ng/espeak_api.c \
 	src/libespeak-ng/ieee80.c \
 	src/libespeak-ng/intonation.c \
 	src/libespeak-ng/numbers.c \

src/libespeak-ng/espeak_api.c

@@ -0,0 +1,65 @@
+/* An implementation of the eSpeak API using the espeak-ng API.
+ *
+ * Copyright (C) 2016 Reece H. Dunn
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see: <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include "speak_lib.h"
+#include "espeak_ng.h"
+
+#include <stdlib.h>
+
+extern int option_phoneme_events; // from translate.h
+
+#pragma GCC visibility push(default)
+
+ESPEAK_API int espeak_Initialize(espeak_AUDIO_OUTPUT output_type, int buf_length, const char *path, int options)
+{
+	espeak_ng_InitializePath(path);
+	espeak_ng_STATUS result = espeak_ng_Initialize();
+	if (result != ENS_OK) {
+		if (result == ENS_VERSION_MISMATCH)
+			fprintf(stderr, "Wrong version of espeak-data\n");
+		else {
+			fprintf(stderr, "Failed to load espeak-data\n");
+			if ((options & espeakINITIALIZE_DONT_EXIT) == 0)
+				exit(1);
+		}
+	}
+
+	switch (output_type)
+	{
+	case AUDIO_OUTPUT_PLAYBACK:
+		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SPEAK_AUDIO, buf_length, NULL);
+		break;
+	case AUDIO_OUTPUT_RETRIEVAL:
+		espeak_ng_InitializeOutput(0, buf_length, NULL);
+		break;
+	case AUDIO_OUTPUT_SYNCHRONOUS:
+		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SYNCHRONOUS, buf_length, NULL);
+		break;
+	case AUDIO_OUTPUT_SYNCH_PLAYBACK:
+		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SYNCHRONOUS | ENOUTPUT_MODE_SPEAK_AUDIO, buf_length, NULL);
+		break;
+	}
+
+	option_phoneme_events = (options & (espeakINITIALIZE_PHONEME_EVENTS | espeakINITIALIZE_PHONEME_IPA));
+
+	return espeak_ng_GetSampleRate();
+}
+
+#pragma GCC visibility pop

src/libespeak-ng/speech.c

@@ -639,43 +639,6 @@ ESPEAK_API void espeak_SetPhonemeCallback(int (*PhonemeCallback)(const char *))
 	phoneme_callback = PhonemeCallback;
 }
 
-ESPEAK_API int espeak_Initialize(espeak_AUDIO_OUTPUT output_type, int buf_length, const char *path, int options)
-{
-	int param;
-
-	espeak_ng_InitializePath(path);
-	espeak_ng_STATUS result = espeak_ng_Initialize();
-	if (result != ENS_OK) {
-		if (result == ENS_VERSION_MISMATCH)
-			fprintf(stderr, "Wrong version of espeak-data (expected 0x%x) at %s\n", version_phdata, path_home);
-		else {
-			fprintf(stderr, "Failed to load espeak-data\n");
-			if ((options & espeakINITIALIZE_DONT_EXIT) == 0)
-				exit(1);
-		}
-	}
-
-	switch (output_type)
-	{
-	case AUDIO_OUTPUT_PLAYBACK:
-		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SPEAK_AUDIO, buf_length, NULL);
-		break;
-	case AUDIO_OUTPUT_RETRIEVAL:
-		espeak_ng_InitializeOutput(0, buf_length, NULL);
-		break;
-	case AUDIO_OUTPUT_SYNCHRONOUS:
-		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SYNCHRONOUS, buf_length, NULL);
-		break;
-	case AUDIO_OUTPUT_SYNCH_PLAYBACK:
-		espeak_ng_InitializeOutput(ENOUTPUT_MODE_SYNCHRONOUS | ENOUTPUT_MODE_SPEAK_AUDIO, buf_length, NULL);
-		break;
-	}
-
-	option_phoneme_events = (options & (espeakINITIALIZE_PHONEME_EVENTS | espeakINITIALIZE_PHONEME_IPA));
-
-	return samplerate;
-}
-
 ESPEAK_API espeak_ERROR espeak_Synth(const void *text, size_t size,
                                      unsigned int position,
                                      espeak_POSITION_TYPE position_type,