From e33693d763d2aeb350b87ca6468cdd5515a8382d Mon Sep 17 00:00:00 2001
From: Aleksey Lim <alsroot@member.fsf.org>
Date: Fri, 06 Mar 2009 08:29:03 +0000
Subject: Rename string_* to text_*; move text_* related code to text.h

---
diff --git a/src/spin.c b/src/spin.c
index 8d03ca9..a879ae4 100644
--- a/src/spin.c
+++ b/src/spin.c
@@ -140,7 +140,7 @@ spin_in(Econtext *self, const gchar *str_)
     if (str_ == NULL || *str_ == 0)
         return;
 
-    Text *str = string_new(str_);
+    Text *str = text_new(str_);
 
     if (self->in_queue)
     {
@@ -148,42 +148,28 @@ spin_in(Econtext *self, const gchar *str_)
         return;
     }
 
-    gsize orig_frame_len = str->frame_len;
+    gboolean chunked = FALSE;
 
     pthread_mutex_lock(&self->lock);
 
-    while (str->frame_len && self->in->state == IN)
+    while (!text_eot(str) && self->in->state == IN)
     {
         Espin *spin = self->in;
-
-        GST_DEBUG("[%p] str->offset=%ld str->frame_len=%ld "
-                  "spin->text.offset=%ld spin->text.frame_len=%ld", self,
-                str->offset, str->frame_len,
-                spin->text.offset, spin->text.frame_len);
-
-        string_chunk(str, &spin->text, SPIN_FRAME_SIZE);
+        text_chunk(str, &spin->text, SPIN_FRAME_SIZE);
         spin->state = PROCESS;
-
-        GST_DEBUG("[%p] str->offset=%ld str->frame_len=%ld "
-                  "spin->text.offset=%ld spin->text.frame_len=%ld", self,
-                str->offset, str->frame_len,
-                spin->text.offset, spin->text.frame_len);
-
         spinning(self->queue, &self->in);
+        chunked = TRUE;
     }
 
-    if ((orig_frame_len != str->frame_len) && (self->state & INPROCESS) == 0)
+    if (chunked && (self->state & INPROCESS) == 0)
     {
-        GST_DEBUG("[%p] orig_frame_len=%ld str->len=%ld", self, orig_frame_len,
-                str->len);
-
         self->state |= INPROCESS;
         process_push(self);
     }
 
     pthread_mutex_unlock(&self->lock);
 
-    if (!string_nil(str))
+    if (!text_eot(str))
         self->in_queue = g_slist_append(self->in_queue, str);
 }
 
@@ -267,9 +253,11 @@ process(void *data)
             gboolean next = FALSE;
 
             pthread_mutex_unlock(&process_lock);
-                gchar *text = spin->text.body + spin->text.offset;
-                gchar last_char = text[spin->text.frame_len];
-                text[spin->text.frame_len] = 0;
+                gchar *text = text_first(&spin->text);
+                gchar *last = text_last(&spin->text);
+
+                gchar last_char = *last;
+                *last = 0;
 
                 GST_DEBUG("[%p] text=%s", context, text);
 
@@ -278,7 +266,7 @@ process(void *data)
                 process_espeak_cb(text, spin->sound, context->closure);
                 spin->sound_pos = 0;
 
-                text[spin->text.frame_len] = last_char;
+                *last = last_char;
 
                 pthread_mutex_lock(&context->lock);
                     spin->state = OUT;
diff --git a/src/text.h b/src/text.h
index 0261848..1983a70 100644
--- a/src/text.h
+++ b/src/text.h
@@ -29,7 +29,7 @@ typedef struct
 } Text;
 
 inline Text*
-string_new(const gchar *src)
+text_new(const gchar *src)
 {
     if (!src)
         return NULL;
@@ -52,7 +52,7 @@ string_new(const gchar *src)
 }
 
 inline void
-string_chunk(Text *src, Text *dst, gsize len)
+text_chunk(Text *src, Text *dst, gsize len)
 {
     memcpy(dst, src, sizeof(Text));
 
@@ -76,32 +76,45 @@ string_chunk(Text *src, Text *dst, gsize len)
     src->offset += dst->frame_len;
     src->frame_len -= dst->frame_len;
 
-    GST_DEBUG("[%p] len=%ld dst_len=%ld dst_last=%ld", src, len, dst_len,
-            dst_last-dst->body);
+    GST_DEBUG("[%p] len=%ld dst_len=%ld dst_last=%ld "
+              "src->offset=%ld src->frame_len=%ld", src, len, dst_len,
+            dst_last-dst->body, src->offset, src->frame_len);
+}
+
+inline gchar*
+text_first(Text *self)
+{
+    return self->body + self->offset;
+}
+
+inline gchar*
+text_last(Text *self)
+{
+    return text_first(self) + self->frame_len;
 }
 
 inline gboolean
-string_nil(Text *str)
+text_eot(Text *str)
 {
-    return str->frame_len == 0;
+return str->frame_len == 0;
 }
 
 inline void
 string_unref(Text *str)
 {
-    if (string_nil(str))
-        return;
+if (text_eot(str))
+    return;
 
-    gpointer data = NULL;
+gpointer data = NULL;
 
-    if (str->offset + str->frame_len >= str->len)
-        data = str->body - sizeof(Text);
+if (str->offset + str->frame_len >= str->len)
+    data = str->body - sizeof(Text);
 
-    memset(str, 0, sizeof(Text));
+memset(str, 0, sizeof(Text));
 
-    GST_DEBUG("[%p]", data);
+GST_DEBUG("[%p]", data);
 
-    g_free(data);
+g_free(data);
 }
 
 #endif
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