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authorRoland McGrath <roland@gnu.org>1996-07-09 23:17:59 +0000
committerRoland McGrath <roland@gnu.org>1996-07-09 23:17:59 +0000
commit07a4742f9ec2b0587c0d488bb65da2a6faa50fed (patch)
tree2b10e82cad4053bcbe27447bc3d444f6d2aef5e7 /wcsmbs/btowc.c
parentc150923988933b5db75a974d4cc08cd7f7aaf3dc (diff)
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* posix/glob.h (__glob_opendir_hook, __glob_readdir_hook, cvs/libc-960710
	__glob_closedir_hook): Remove decls.

	* sysdeps/generic/machine-gmon.h: Declare mcount_internal.

	* sysdeps/unix/inet/syscalls.list: Define __ names with weak aliases
 	for send and connect syscalls.

	* socket/sys/socket.h: New file, taken from non-sysdep parts of
	linux/sys/socket.h; break sysdeps parts out into socketbits.h.
	Declare __ names for send and connect.
	* sysdeps/generic/socketbits.h: New file.
	* sysdeps/unix/sysv/linux/socketbits.h: New file.
	* sysdeps/unix/sysv/linux/sys/socket.h: File removed.
	* sysdeps/generic/sys/socket.h: File removed.

	* sysdeps/mach/hurd/connect.c: Define __ name and weak alias.
	* sysdeps/mach/hurd/send.c: Likewise.
Diffstat (limited to 'wcsmbs/btowc.c')
-rw-r--r--wcsmbs/btowc.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/wcsmbs/btowc.c b/wcsmbs/btowc.c
index 062be7ec02..2f13cc7ce4 100644
--- a/wcsmbs/btowc.c
+++ b/wcsmbs/btowc.c
@@ -21,16 +21,14 @@ Boston, MA 02111-1307, USA.  */
 #include <wchar.h>
 
 
+/* We use UTF8 encoding for multibyte strings and therefore a valid
+   one byte multibyte string only can have a value from 0 to 0x7f.  */
 wint_t
 btowc (c)
      int c;
 {
-  /*************************************************************\
-  |* This is no complete implementation.  While the multi-byte *|
-  |* character handling is not finished this will do.	       *|
-  \*************************************************************/
-  if (WEOF != (wint_t) EOF)
+  if (WEOF != (wint_t) EOF || c < 0 || c > 0x7f)
     return WEOF;
   else
-    return c;
+    return (wint_t) c;
 }