1 files changed, 91 insertions, 0 deletions
diff --git a/mig/error.c b/mig/error.c
new file mode 100644
index 0000000..ae97143
--- /dev/null
+++ b/mig/error.c
@@ -0,0 +1,91 @@
+/* 
+ * Mach Operating System
+ * Copyright (c) 1991,1990 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ */
+
+#include <stdio.h>
+#include <stdarg.h>
+
+#include "global.h"
+#include "error.h"
+#include "lexxer.h"
+
+static const char *program;
+int errors = 0;
+
+void
+fatal(const char *format, ...)
+{
+    va_list pvar;
+    va_start(pvar, format);
+    fprintf(stderr, "%s: fatal: ", program);
+    (void) vfprintf(stderr, format, pvar);
+    fprintf(stderr, "\n");
+    va_end(pvar);
+    exit(1);
+}
+
+void
+warn(const char *format, ...)
+{
+    va_list pvar;
+    va_start(pvar, format);
+    if (!BeQuiet && (errors == 0))
+    {
+	fprintf(stderr, "\"%s\", line %d: warning: ", inname, lineno-1);
+	(void) vfprintf(stderr, format, pvar);
+	fprintf(stderr, "\n");
+    }
+    va_end(pvar);
+}
+
+void
+error(const char *format, ...)
+{
+    va_list pvar;
+    va_start(pvar, format);
+    fprintf(stderr, "\"%s\", line %d: ", inname, lineno-1);
+    (void) vfprintf(stderr, format, pvar);
+    fprintf(stderr, "\n");
+    va_end(pvar);
+    errors++;
+}
+
+const char *
+unix_error_string(int error_num)
+{
+    static char buffer[256];
+    const char *error_mess;
+
+    error_mess = strerror (error_num);
+
+    sprintf(buffer, "%s (%d)", error_mess, error_num);
+    return buffer;
+}
+
+void
+set_program_name(const char *name)
+{
+    program = name;
+}