1 files changed, 128 insertions, 0 deletions
diff --git a/src/err.c b/src/err.c
new file mode 100755
index 0000000..46d16de
--- /dev/null
+++ b/src/err.c
@@ -0,0 +1,128 @@
+/*
+ * Epson Inkjet Printer Driver (ESC/P-R) for Linux
+ * Copyright (C) 2002-2005 AVASYS CORPORATION.
+ * Copyright (C) Seiko Epson Corporation 2002-2012.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "err.h"
+
+#define HAVE_DEBUG 0
+
+/* global  */
+static char err_pname[256] = "";
+static FILE *debug_f = NULL;
+
+/* static functions */
+static void err_doit (enum msgtype, int, const char *, va_list);
+
+void debug_msg(const char *fmt, ...){
+#if (HAVE_DEBUG)	
+	va_list ap;
+	
+	if(!debug_f){
+		debug_f = fopen(DEBUG_PATH, "wb");
+		if(debug_f == NULL){
+			return;
+		}
+		fchmod (fileno (debug_f), 0777);
+	}
+	
+	va_start (ap, fmt);
+	vfprintf (debug_f, fmt, ap);
+	fflush(debug_f);
+	va_end (ap);
+#endif
+	return;
+}
+
+void
+err_init (const char *name)
+{
+	if (name && strlen (name) < 256)
+		strcpy (err_pname, name);
+	return;
+}
+
+void
+err_msg (enum msgtype type, const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start (ap, fmt);
+	err_doit (type, 0, fmt, ap);
+
+	va_end (ap);
+	return;
+}
+
+void
+err_fatal (const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start (ap, fmt);
+	err_doit (MSGTYPE_ERROR, 0, fmt, ap);
+
+	va_end (ap);
+	exit (1);
+}
+
+void
+err_system (const char *fmt,...)
+{
+	int e;
+	va_list ap;
+
+	e = errno;
+	va_start (ap, fmt);
+	err_doit (MSGTYPE_ERROR, e, fmt, ap);
+
+	va_end (ap);
+	exit (1);
+}
+
+static void
+err_doit (enum msgtype type, int e, const char *fmt, va_list ap)
+{
+	if (err_pname[0] != '\0')
+		fprintf (stderr, "%s : ", err_pname);
+
+	if (type == MSGTYPE_ERROR)
+		fprintf (stderr, "**** ERROR **** : ");
+	else if (type == MSGTYPE_WARNING)
+		fprintf (stderr, "**** WARNING **** : ");
+	else if (type == MSGTYPE_INFO)
+		fprintf (stderr, "**** INFO **** : ");
+		
+	vfprintf (stderr, fmt, ap);
+
+	if (e)
+		fprintf (stderr, " : %s", strerror (e));
+	
+	fprintf (stderr, "\n");
+	fflush (stderr);
+	return;
+}