date and time created 93/03/04 15:03:14 by bostic

SCCS-vsn: lib/libc/gen/err.c 5.1

diff --git a/usr/src/lib/libc/gen/err.c b/usr/src/lib/libc/gen/err.c
new file mode 100644 (file)
index 0000000..c5bd9cf
--- /dev/null
+++ b/usr/src/lib/libc/gen/err.c
@@ -0,0 +1,154 @@
+/*-
+ * Copyright (c) 1993 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * %sccs.include.redist.c%
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)err.c      5.1 (Berkeley) %G%";
+#endif /* LIBC_SCCS and not lint */
+
+#include <err.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef __STDC__
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+
+extern char *__progname;               /* Program name, from crt0. */
+
+__dead void
+#ifdef __STDC__
+err(int eval, const char *fmt, ...)
+#else
+err(eval, fmt, va_alist)
+       int eval;
+       const char *fmt;
+       va_dcl
+#endif
+{
+       va_list ap;
+#if __STDC__
+       va_start(ap, fmt);
+#else
+       va_start(ap);
+#endif
+       verr(eval, fmt, ap);
+       va_end(ap);
+}
+
+__dead void
+verr(eval, fmt, ap)
+       int eval;
+       const char *fmt;
+       va_list ap;
+{
+       int sverrno;
+
+       sverrno = errno;
+       (void)fprintf(stderr, "%s: ", __progname);
+       (void)vfprintf(stderr, fmt, ap);
+       (void)fprintf(stderr, ": %s\n", strerror(sverrno));
+       exit(eval);
+}
+
+__dead void
+#if __STDC__
+errx(int eval, const char *fmt, ...)
+#else
+errx(eval, fmt, va_alist)
+       int eval;
+       const char *fmt;
+       va_dcl
+#endif
+{
+       va_list ap;
+#if __STDC__
+       va_start(ap, fmt);
+#else
+       va_start(ap);
+#endif
+       verrx(eval, fmt, ap);
+       va_end(ap);
+}
+
+__dead void
+verrx(eval, fmt, ap)
+       int eval;
+       const char *fmt;
+       va_list ap;
+{
+       (void)fprintf(stderr, "%s: ", __progname);
+       (void)vfprintf(stderr, fmt, ap);
+       (void)fprintf(stderr, "\n");
+       exit(eval);
+}
+
+void
+#if __STDC__
+warn(const char *fmt, ...)
+#else
+warn(fmt, va_alist)
+       int eval;
+       const char *fmt;
+       va_dcl
+#endif
+{
+       va_list ap;
+#if __STDC__
+       va_start(ap, fmt);
+#else
+       va_start(ap);
+#endif
+       vwarn(fmt, ap);
+       va_end(ap);
+}
+
+void
+vwarn(fmt, ap)
+       const char *fmt;
+       va_list ap;
+{
+       int sverrno;
+
+       sverrno = errno;
+       (void)fprintf(stderr, "%s: ", __progname);
+       (void)vfprintf(stderr, fmt, ap);
+       (void)fprintf(stderr, ": %s\n", strerror(sverrno));
+}
+
+void
+#ifdef __STDC__
+warnx(const char *fmt, ...)
+#else
+warnx(fmt, va_alist)
+       int eval;
+       const char *fmt;
+       va_dcl
+#endif
+{
+       va_list ap;
+#ifdef __STDC__
+       va_start(ap, fmt);
+#else
+       va_start(ap);
+#endif
+       vwarnx(fmt, ap);
+       va_end(ap);
+}
+
+void
+vwarnx(fmt, ap)
+       const char *fmt;
+       va_list ap;
+{
+       (void)fprintf(stderr, "%s: ", __progname);
+       (void)vfprintf(stderr, fmt, ap);
+       (void)fprintf(stderr, "\n");
+}