From 3950ffe2a485479f6561c27364d3d7df5a21d124 Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Sun, 24 Jun 2012 22:28:35 +0000
Subject: Imported Upstream version 93u+

---
 src/lib/libast/astsa/error.c | 103 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/lib/libast/astsa/error.c

(limited to 'src/lib/libast/astsa/error.c')

diff --git a/src/lib/libast/astsa/error.c b/src/lib/libast/astsa/error.c
new file mode 100644
index 0000000..84b7728
--- /dev/null
+++ b/src/lib/libast/astsa/error.c
@@ -0,0 +1,103 @@
+/***********************************************************************
+*                                                                      *
+*               This software is part of the ast package               *
+*          Copyright (c) 1985-2011 AT&T Intellectual Property          *
+*                      and is licensed under the                       *
+*                 Eclipse Public License, Version 1.0                  *
+*                    by AT&T Intellectual Property                     *
+*                                                                      *
+*                A copy of the License is available at                 *
+*          http://www.eclipse.org/org/documents/epl-v10.html           *
+*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *
+*                                                                      *
+*              Information and Software Systems Research               *
+*                            AT&T Research                             *
+*                           Florham Park NJ                            *
+*                                                                      *
+*                 Glenn Fowler <gsf@research.att.com>                  *
+*                  David Korn <dgk@research.att.com>                   *
+*                   Phong Vo <kpv@research.att.com>                    *
+*                                                                      *
+***********************************************************************/
+#pragma prototyped
+/*
+ * standalone mini error implementation
+ */
+
+#include <ast.h>
+#include <error.h>
+
+Error_info_t	error_info;
+
+void
+errorv(const char* id, int level, va_list ap)
+{
+	char*	a;
+	char*	s;
+	int	flags;
+
+	if (level < 0)
+		flags = 0;
+	else
+	{
+		flags = level & ~ERROR_LEVEL;
+		level &= ERROR_LEVEL;
+	}
+	a = va_arg(ap, char*);
+	if (level && ((s = error_info.id) || (s = (char*)id)))
+	{
+		if (!(flags & ERROR_USAGE))
+			sfprintf(sfstderr, "%s: ", s);
+		else if (strcmp(a, "%s"))
+			sfprintf(sfstderr, "Usage: %s ", s);
+	}
+	if (flags & ERROR_USAGE)
+		/*nop*/;
+	else if (level < 0)
+		sfprintf(sfstderr, "debug%d: ", level);
+	else if (level)
+	{
+		if (level == ERROR_WARNING)
+		{
+			sfprintf(sfstderr, "warning: ");
+			error_info.warnings++;
+		}
+		else
+		{
+			error_info.errors++;
+			if (level == ERROR_PANIC)
+				sfprintf(sfstderr, "panic: ");
+		}
+		if (error_info.line)
+		{
+			if (error_info.file && *error_info.file)
+				sfprintf(sfstderr, "\"%s\", ", error_info.file);
+			sfprintf(sfstderr, "line %d: ", error_info.line);
+		}
+	}
+	sfvprintf(sfstderr, a, ap);
+	sfprintf(sfstderr, "\n");
+	if (level >= ERROR_FATAL)
+		exit(level - ERROR_FATAL + 1);
+}
+
+void
+error(int level, ...)
+{
+	va_list	ap;
+
+	va_start(ap, level);
+	errorv(NiL, level, ap);
+	va_end(ap);
+}
+
+int
+errorf(void* handle, void* discipline, int level, ...)
+{
+	va_list	ap;
+
+	va_start(ap, level);
+	errorv((discipline && handle) ? *((char**)handle) : (char*)handle, level, ap);
+	va_end(ap);
+	return 0;
+}
-- 
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