X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Funicodeio.c;h=9f903664392d814ec5f21bcca645499a4d071f4e;hb=488cf84c63fbbffa44143d0ebf56e5a6c26d4383;hp=9948a4eb5761528e25d00c914a90ba5cd352f658;hpb=df0c912c7a316dfb8e9de696fd4953a35ec74868;p=gnulib.git

diff --git a/lib/unicodeio.c b/lib/unicodeio.c
index 9948a4eb5..9f9036643 100644
--- a/lib/unicodeio.c
+++ b/lib/unicodeio.c
@@ -1,6 +1,6 @@
 /* Unicode character output to streams with locale dependent encoding.
 
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify it
    under the terms of the GNU Library General Public License as published
@@ -121,16 +121,14 @@ print_unicode_char (FILE *stream, unsigned int code)
 
   if (!initialized)
     {
-      extern const char *locale_charset (void);
+      extern const char *locale_charset PARAMS ((void));
       const char *charset = locale_charset ();
 
-      is_utf8 = (charset != NULL && !strcmp (charset, UTF8_NAME));
+      is_utf8 = !strcmp (charset, UTF8_NAME);
 #if HAVE_ICONV
       if (!is_utf8)
 	{
-	  utf8_to_local = (charset != NULL
-			   ? iconv_open (charset, UTF8_NAME)
-			   : (iconv_t)(-1));
+	  utf8_to_local = iconv_open (charset, UTF8_NAME);
 	  if (utf8_to_local == (iconv_t)(-1))
 	    {
 	      /* For an unknown encoding, assume ASCII.  */
@@ -170,13 +168,21 @@ print_unicode_char (FILE *stream, unsigned int code)
       outbytesleft = sizeof (outbuf);
 
       /* Convert the character from UTF-8 to the locale's charset.  */
-      res = iconv (utf8_to_local, &inptr, &inbytesleft, &outptr, &outbytesleft);
-      if (inbytesleft > 0 || res == (size_t)(-1))
+      res = iconv (utf8_to_local,
+		   (ICONV_CONST char **)&inptr, &inbytesleft,
+		   &outptr, &outbytesleft);
+      if (inbytesleft > 0 || res == (size_t)(-1)
+	  /* Irix iconv() inserts a NUL byte if it cannot convert. */
+# if !defined _LIBICONV_VERSION && (defined sgi || defined __sgi)
+	  || (res > 0 && code != 0 && outptr - outbuf == 1 && *outbuf == '\0')
+# endif
+         )
 	error (1, res == (size_t)(-1) ? errno : 0,
 	       _("cannot convert U+%04X to local character set"), code);
 
-      /* Avoid glibc-2.1 bug.  */
-# if defined _LIBICONV_VERSION || !(__GLIBC__ - 0 == 2 && __GLIBC_MINOR__ - 0 <= 1)
+      /* Avoid glibc-2.1 bug and Solaris 2.7 bug.  */
+# if defined _LIBICONV_VERSION \
+    || !((__GLIBC__ - 0 == 2 && __GLIBC_MINOR__ - 0 <= 1) || defined __sun)
 
       /* Get back to the initial shift state.  */
       res = iconv (utf8_to_local, NULL, NULL, &outptr, &outbytesleft);