--- /dev/null
+/** @file\r
+ Implement the warning and error output messages.\r
+\r
+ Copyright (c) 2011, Intel Corporation\r
+ All rights reserved. This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
+\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+\r
+ * Copyright (c) 1994 Michael L. Hitch\r
+ * All rights reserved.\r
+ *\r
+ * Redistribution and use in source and binary forms, with or without\r
+ * modification, are permitted provided that the following conditions\r
+ * are met:\r
+ * 1. Redistributions of source code must retain the above copyright\r
+ * notice, this list of conditions and the following disclaimer.\r
+ * 2. Redistributions in binary form must reproduce the above copyright\r
+ * notice, this list of conditions and the following disclaimer in the\r
+ * documentation and/or other materials provided with the distribution.\r
+ * 3. All advertising materials mentioning features or use of this software\r
+ * must display the following acknowledgement:\r
+ * This product includes software developed by Michael L. Hitch.\r
+ * 4. The name of the author may not be used to endorse or promote products\r
+ * derived from this software without specific prior written permission\r
+ *\r
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR\r
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES\r
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.\r
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,\r
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\r
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF\r
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
+ **/\r
+#include <LibConfig.h>\r
+\r
+#include <stdarg.h>\r
+#include <stdio.h>\r
+#include <errno.h>\r
+#include <string.h>\r
+#include <stdlib.h>\r
+\r
+static void\r
+_Vdomessage(int doerrno, const char *fmt, va_list args)\r
+{\r
+ fprintf(stderr, "%s: ", getprogname());\r
+ if (fmt) {\r
+ vfprintf(stderr, fmt, args);\r
+ fprintf(stderr, ": ");\r
+ }\r
+ if (doerrno && errno < EMAXERRORVAL) {\r
+ fprintf(stderr, "%s", strerror(errno));\r
+ }\r
+ fprintf(stderr, "\n");\r
+}\r
+\r
+void\r
+err(int eval, const char *fmt, ...)\r
+{\r
+ va_list ap;\r
+ va_start(ap, fmt);\r
+ _Vdomessage(1, fmt, ap);\r
+ va_end(ap);\r
+ exit(eval);\r
+}\r
+\r
+void\r
+errx(int eval, const char *fmt, ...)\r
+{\r
+ va_list ap;\r
+ va_start(ap, fmt);\r
+ _Vdomessage(0, fmt, ap);\r
+ va_end(ap);\r
+ exit(eval);\r
+}\r
+\r
+void\r
+warn(const char *fmt, ...)\r
+{\r
+ va_list ap;\r
+ va_start(ap, fmt);\r
+ _Vdomessage(1, fmt, ap);\r
+ va_end(ap);\r
+}\r
+\r
+void\r
+warnx(const char *fmt, ...)\r
+{\r
+ va_list ap;\r
+ va_start(ap, fmt);\r
+ _Vdomessage(0, fmt, ap);\r
+ va_end(ap);\r
+}\r