initial import of NetBSD tree

1 files changed, 92 insertions, 0 deletions

diff --git a/lib/libc/string/__strerror.c b/lib/libc/string/__strerror.c
new file mode 100644
index 00000000000..cd604906db7
--- /dev/null
+++ b/lib/libc/string/__strerror.c
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 1988 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+/*static char *sccsid = "from: @(#)strerror.c	5.6 (Berkeley) 5/4/91";*/
+static char *rcsid = "$Id: __strerror.c,v 1.1.1.1 1995/10/18 08:42:20 deraadt Exp $";
+#endif /* LIBC_SCCS and not lint */
+
+#ifdef NLS
+#define catclose	_catclose
+#define catgets		_catgets
+#define catopen		_catopen
+#include <nl_types.h>
+#endif
+
+#define sys_errlist	_sys_errlist
+#define sys_nerr	_sys_nerr
+
+#include <stdio.h>
+#include <string.h>
+
+/*
+ * Since perror() is not allowed to change the contents of strerror()'s
+ * static buffer, both functions supply their own buffers to the
+ * internal function __strerror().
+ */
+
+char *
+__strerror(num, buf)
+	int num;
+	char *buf;
+{
+#define	UPREFIX	"Unknown error: %u"
+	register unsigned int errnum;
+
+#ifdef NLS
+	nl_catd catd ;
+	catd = catopen("libc", 0);
+#endif
+
+	errnum = num;				/* convert to unsigned */
+	if (errnum < sys_nerr) {
+#ifdef NLS
+		strcpy(buf, catgets(catd, 1, errnum,
+		    (char *)sys_errlist[errnum])); 
+#else
+		return(sys_errlist[errnum]);
+#endif
+	} else {
+#ifdef NLS
+		sprintf(buf, catgets(catd, 1, 0xffff, UPREFIX), errnum);
+#else
+		sprintf(buf, UPREFIX, errnum);
+#endif
+	}
+
+#ifdef NLS
+	catclose(catd);
+#endif
+
+	return buf;
+}