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authorUlrich Drepper <drepper@redhat.com>2000-01-19 07:29:43 +0000
committerUlrich Drepper <drepper@redhat.com>2000-01-19 07:29:43 +0000
commit6a07e1f8df9bee9a7d8bd87f27d796bd671a5109 (patch)
tree3e4d935fe8a8662db3048b9abf32332888322ba7 /wcsmbs
parenta5334a6807f9ee2b321c78483a0519e82aa667aa (diff)
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Update.
	* wcsmbs/mbrtowc.c: Create temporary state object if no output is
	written.
	* wcsmbs/mbsrtowcs.c: Likewise.
	* wcsmbs/wcrtomb.c: Likewise.
	* wcsmbs/wcsrtombs.c: Likewise.

	* wcsmbs/wcrtomb.c: Compute result correctly for successful call
	with s == NULL.
Diffstat (limited to 'wcsmbs')
-rw-r--r--wcsmbs/mbrtowc.c3
-rw-r--r--wcsmbs/mbsrtowcs.c4
-rw-r--r--wcsmbs/wcrtomb.c9
-rw-r--r--wcsmbs/wcsrtombs.c6
4 files changed, 18 insertions, 4 deletions
diff --git a/wcsmbs/mbrtowc.c b/wcsmbs/mbrtowc.c
index cb0aa32bbc..2aeb67c154 100644
--- a/wcsmbs/mbrtowc.c
+++ b/wcsmbs/mbrtowc.c
@@ -34,6 +34,7 @@ static mbstate_t state;
 size_t
 __mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
 {
+  mbstate_t temp_state;
   wchar_t buf[1];
   struct __gconv_step_data data;
   int status;
@@ -57,6 +58,8 @@ __mbrtowc (wchar_t *pwc, const char *s, size_t n, mbstate_t *ps)
       data.__outbuf = (char *) buf;
       s = "";
       n = 1;
+      temp_state = *data.__statep;
+      data.__statep = &temp_state;
     }
 
   /* Make sure we use the correct function.  */
diff --git a/wcsmbs/mbsrtowcs.c b/wcsmbs/mbsrtowcs.c
index 7c55fec213..f8c39e69bb 100644
--- a/wcsmbs/mbsrtowcs.c
+++ b/wcsmbs/mbsrtowcs.c
@@ -62,10 +62,14 @@ __mbsrtowcs (dst, src, len, ps)
   /* We have to handle DST == NULL special.  */
   if (dst == NULL)
     {
+      mbstate_t temp_state;
       wchar_t buf[64];		/* Just an arbitrary size.  */
       const unsigned char *inbuf = (const unsigned char *) *src;
       const unsigned char *srcend = inbuf + strlen (inbuf) + 1;
 
+      temp_state = *data.__statep;
+      data.__statep = &temp_state;
+
       result = 0;
       data.__outbufend = (char *) buf + sizeof (buf);
       do
diff --git a/wcsmbs/wcrtomb.c b/wcsmbs/wcrtomb.c
index 91daf4d94c..fb91167769 100644
--- a/wcsmbs/wcrtomb.c
+++ b/wcsmbs/wcrtomb.c
@@ -1,6 +1,6 @@
-/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996.
+   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public License as
@@ -36,6 +36,7 @@ static mbstate_t state;
 size_t
 __wcrtomb (char *s, wchar_t wc, mbstate_t *ps)
 {
+  mbstate_t temp_state;
   char buf[MB_CUR_MAX];
   struct __gconv_step_data data;
   int status;
@@ -56,6 +57,8 @@ __wcrtomb (char *s, wchar_t wc, mbstate_t *ps)
     {
       data.__outbuf = buf;
       wc = L'\0';
+      temp_state = *data.__statep;
+      data.__statep = &temp_state;
     }
 
   /* Make sure we use the correct function.  */
@@ -95,7 +98,7 @@ __wcrtomb (char *s, wchar_t wc, mbstate_t *ps)
 
   if (status == __GCONV_OK || status == __GCONV_EMPTY_INPUT
       || status == __GCONV_FULL_OUTPUT)
-    result = data.__outbuf - (unsigned char *) s;
+    result = data.__outbuf - (unsigned char *) (s ?: buf);
   else
     {
       result = (size_t) -1;
diff --git a/wcsmbs/wcsrtombs.c b/wcsmbs/wcsrtombs.c
index a8105d5b85..6058db72c1 100644
--- a/wcsmbs/wcsrtombs.c
+++ b/wcsmbs/wcsrtombs.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.org>, 1996.
 
@@ -60,11 +60,15 @@ __wcsrtombs (dst, src, len, ps)
   /* We have to handle DST == NULL special.  */
   if (dst == NULL)
     {
+      mbstate_t temp_state;
       unsigned char buf[256];		/* Just an arbitrary value.  */
       const wchar_t *srcend = *src + __wcslen (*src) + 1;
       const wchar_t *inbuf = *src;
       size_t dummy;
 
+      temp_state = *data.__statep;
+      data.__statep = &temp_state;
+
       result = 0;
       data.__outbufend = buf + sizeof (buf);