From d079f32126a4d1005a646dd907b4c791df7b0934 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Wed, 29 Apr 1998 13:05:07 +0000
Subject: Update.

	* wcsmbs/mbsrtowcs.c: Optimize a bit more.
	* wcsmbs/wcsrtombs.c: Likewise.
---
 ChangeLog           |  3 +++
 wcsmbs/mbsnrtowcs.c | 11 +++++++----
 wcsmbs/mbsrtowcs.c  | 22 ++++++++++++++--------
 wcsmbs/wcsnrtombs.c | 15 +++++++++------
 wcsmbs/wcsrtombs.c  | 26 ++++++++++++++++----------
 5 files changed, 49 insertions(+), 28 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index c8c4a1efcc..78adbee5bc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -10,6 +10,9 @@
 	it is not used.
 	* wcsmbs/wctoc.c: Likewise.
 
+	* wcsmbs/mbsrtowcs.c: Optimize a bit more.
+	* wcsmbs/wcsrtombs.c: Likewise.
+
 1998-04-29  Ulrich Drepper  <drepper@cygnus.com>
 
 	* iconv/skeleton.c: Correct counting of actually converted
diff --git a/wcsmbs/mbsnrtowcs.c b/wcsmbs/mbsnrtowcs.c
index 790e777a6c..a73fcd1e98 100644
--- a/wcsmbs/mbsnrtowcs.c
+++ b/wcsmbs/mbsnrtowcs.c
@@ -66,12 +66,15 @@ __mbsnrtowcs (dst, src, nmc, len, ps)
       wchar_t buf[64];		/* Just an arbitrary size.  */
       const char *inbuf = *src;
 
-      data.outbuf = (char *) buf;
       data.outbufend = data.outbuf + sizeof (buf);
       do
-	status = (*__wcsmbs_gconv_fcts.towc->fct) (__wcsmbs_gconv_fcts.towc,
-						   &data, &inbuf, srcend,
-						   &result, 0);
+	{
+	  data.outbuf = (char *) buf;
+
+	  status = (*__wcsmbs_gconv_fcts.towc->fct) (__wcsmbs_gconv_fcts.towc,
+						     &data, &inbuf, srcend,
+						     &result, 0);
+	}
       while (status == GCONV_FULL_OUTPUT);
 
       if ((status == GCONV_OK || status == GCONV_EMPTY_INPUT)
diff --git a/wcsmbs/mbsrtowcs.c b/wcsmbs/mbsrtowcs.c
index 5043fd146e..bad27bab98 100644
--- a/wcsmbs/mbsrtowcs.c
+++ b/wcsmbs/mbsrtowcs.c
@@ -59,18 +59,24 @@ __mbsrtowcs (dst, src, len, ps)
       const char *srcend = *src + strlen (*src) + 1;
       const char *inbuf = *src;
 
-      data.outbuf = (char *) buf;
       data.outbufend = data.outbuf + sizeof (buf);
       do
-	status = (*__wcsmbs_gconv_fcts.towc->fct) (__wcsmbs_gconv_fcts.towc,
-						   &data, &inbuf, srcend,
-						   &result, 0);
+	{
+	  data.outbuf = (char *) buf;
+
+	  status = (*__wcsmbs_gconv_fcts.towc->fct) (__wcsmbs_gconv_fcts.towc,
+						     &data, &inbuf, srcend,
+						     &result, 0);
+	}
       while (status == GCONV_FULL_OUTPUT);
 
-      if ((status == GCONV_OK || status == GCONV_EMPTY_INPUT)
-	  && ((wchar_t *) data.outbuf)[-1] == L'\0')
-	/* Don't count the NUL character in.  */
-	--result;
+      if (status == GCONV_OK || status == GCONV_EMPTY_INPUT)
+	{
+	  /* There better should be a NUL wide char at the end.  */
+	  assert (((wchar_t *) data.outbuf)[-1] == L'\0');
+	  /* Don't count the NUL character in.  */
+	  --result;
+	}
     }
   else
     {
diff --git a/wcsmbs/wcsnrtombs.c b/wcsmbs/wcsnrtombs.c
index 815d7addb5..eb4a96daad 100644
--- a/wcsmbs/wcsnrtombs.c
+++ b/wcsmbs/wcsnrtombs.c
@@ -65,15 +65,18 @@ __wcsnrtombs (dst, src, nwc, len, ps)
       char buf[256];		/* Just an arbitrary value.  */
       const wchar_t *inbuf = *src;
 
-      data.outbuf = buf;
       data.outbufend = buf + sizeof (buf);
 
       do
-	status = (*__wcsmbs_gconv_fcts.tomb->fct) (__wcsmbs_gconv_fcts.tomb,
-						   &data,
-						   (const char **) &inbuf,
-						   (const char *) srcend,
-						   &result, 0);
+	{
+	  data.outbuf = buf;
+
+	  status = (*__wcsmbs_gconv_fcts.tomb->fct) (__wcsmbs_gconv_fcts.tomb,
+						     &data,
+						     (const char **) &inbuf,
+						     (const char *) srcend,
+						     &result, 0);
+	}
       while (status == GCONV_FULL_OUTPUT);
 
       if ((status == GCONV_OK || status == GCONV_EMPTY_INPUT)
diff --git a/wcsmbs/wcsrtombs.c b/wcsmbs/wcsrtombs.c
index ba2d8dc3e2..27b1df8f6d 100644
--- a/wcsmbs/wcsrtombs.c
+++ b/wcsmbs/wcsrtombs.c
@@ -58,21 +58,27 @@ __wcsrtombs (dst, src, len, ps)
       const wchar_t *srcend = *src + __wcslen (*src) + 1;
       const wchar_t *inbuf = *src;
 
-      data.outbuf = buf;
       data.outbufend = buf + sizeof (buf);
 
       do
-	status = (*__wcsmbs_gconv_fcts.tomb->fct) (__wcsmbs_gconv_fcts.tomb,
-						   &data,
-						   (const char **) &inbuf,
-						   (const char *) srcend,
-						   &result, 0);
+	{
+	  data.outbuf = buf;
+
+	  status = (*__wcsmbs_gconv_fcts.tomb->fct) (__wcsmbs_gconv_fcts.tomb,
+						     &data,
+						     (const char **) &inbuf,
+						     (const char *) srcend,
+						     &result, 0);
+	}
       while (status == GCONV_FULL_OUTPUT);
 
-      if ((status == GCONV_OK || status == GCONV_EMPTY_INPUT)
-	  && data.outbuf[-1] == '\0')
-	/* Don't count the NUL character in.  */
-	--result;
+      if (status == GCONV_OK || status == GCONV_EMPTY_INPUT)
+	{
+	  /* There better should be a NUL byte at the end.  */
+	  assert (data.outbuf[-1] == '\0');
+	  /* Don't count the NUL character in.  */
+	  --result;
+	}
     }
   else
     {
-- 
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