Update of /cvsroot/blob/blob/src
In directory usw-pr-cvs1:/tmp/cvs-serv4842/src
Modified Files:
error.c Makefile.am
Log Message:
Generalised error handling functions
Index: error.c
===================================================================
RCS file: /cvsroot/blob/blob/src/error.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- error.c 2001/10/03 16:01:25 1.1
+++ error.c 2001/10/03 16:02:43 1.2
@@ -0,0 +1,95 @@
+/*
+ * errno.c: error handling functions
+ *
+ * Copyright (C) 2001 Erik Mouw (J.A...@it...)
+ *
+ * $Id$
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ident "$Id$"
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "errno.h"
+#include "error.h"
+#include "serial.h"
+#include "types.h"
+
+
+typedef struct {
+ int errno;
+ char *string;
+} error_t;
+
+
+static error_t errors[] = {
+ { ENOERROR, "no error" },
+ { EINVAL, "invalid argument" },
+ { ENOPARAMS, "not enough parameters" },
+ { EMAGIC, "magic value failed" },
+ { ECOMMAND, "invalid command" },
+ { ENAN, "not a number" },
+ { EALIGN, "alignment error" },
+ { ERANGE, "out of range" },
+ { ETIMEOUT, "timeout exceeded" },
+ { ETOOSHORT, "short file" },
+ { ETOOLONG, "long file" },
+};
+
+
+static char *unknown = "unknown error";
+static char *errprefix = "*** ";
+
+
+char *strerror(int errnum)
+{
+ int i;
+ int num = sizeof(errors) / sizeof(error_t);
+
+ /* make positive if it is negative */
+ if(errnum < 0)
+ errnum = -errnum;
+
+ for(i = 0; i < num; i++)
+ if(errors[i].errno == errnum)
+ return errors[i].string;
+
+ return unknown;
+}
+
+
+void printerrprefix(void)
+{
+ SerialOutputString(errprefix);
+}
+
+
+void printerror(int errnum, char *s)
+{
+ printerrprefix();
+ SerialOutputString(strerror(errnum));
+
+ if(s != NULL) {
+ SerialOutputString(": ");
+ SerialOutputString(s);
+ }
+
+ SerialOutputByte('\n');
+}
Index: Makefile.am
===================================================================
RCS file: /cvsroot/blob/blob/src/Makefile.am,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -r1.7 -r1.8
--- Makefile.am 2001/10/02 21:39:54 1.7
+++ Makefile.am 2001/10/03 16:02:43 1.8
@@ -59,6 +59,7 @@
flashasm.S \
testmem2.S \
command.c \
+ error.c \
flash.c \
init.c \
led.c \
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