remove trailing whitespaces

[dpdk.git] / lib / librte_cmdline / cmdline_cirbuf.h

diff --git a/lib/librte_cmdline/cmdline_cirbuf.h b/lib/librte_cmdline/cmdline_cirbuf.h
index f934292..6321dec 100644 (file)
--- a/lib/librte_cmdline/cmdline_cirbuf.h
+++ b/lib/librte_cmdline/cmdline_cirbuf.h
@@ -1,36 +1,34 @@
 /*-
  *   BSD LICENSE
- * 
- *   Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
  *   All rights reserved.
- * 
- *   Redistribution and use in source and binary forms, with or without 
- *   modification, are permitted provided that the following conditions 
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
  *   are met:
- * 
- *     * Redistributions of source code must retain the above copyright 
+ *
+ *     * Redistributions of source code must retain the above copyright
  *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright 
- *       notice, this list of conditions and the following disclaimer in 
- *       the documentation and/or other materials provided with the 
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
  *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its 
- *       contributors may be used to endorse or promote products derived 
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
  *       from this software without specific prior written permission.
- * 
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * 
- *  version: DPDK.L.1.2.3-3
  */
 
 /*
@@ -78,19 +76,18 @@ struct cirbuf {
        char *buf;
 };
 
-/* #define CIRBUF_DEBUG */
-
-#ifdef CIRBUF_DEBUG
-#define dprintf(fmt, ...) printf("line %3.3d - " fmt, __LINE__, ##__VA_ARGS__)
+#ifdef RTE_LIBRTE_CMDLINE_DEBUG
+#define dprintf_(fmt, ...) printf("line %3.3d - " fmt "%.0s", __LINE__, __VA_ARGS__)
+#define dprintf(...) dprintf_(__VA_ARGS__, "dummy")
 #else
-#define dprintf(args...) do {} while(0)
+#define dprintf(...) (void)0
 #endif
 
 
 /**
  * Init the circular buffer
  */
-void cirbuf_init(struct cirbuf *cbuf, char *buf, unsigned int start, unsigned int maxlen);
+int cirbuf_init(struct cirbuf *cbuf, char *buf, unsigned int start, unsigned int maxlen);
 
 
 /**
@@ -234,12 +231,12 @@ int cirbuf_get_buf_tail(struct cirbuf *cbuf, char *c, unsigned int size);
 /**
  * Set the start of the data to the index 0 of the internal buffer.
  */
-void cirbuf_align_left(struct cirbuf *cbuf);
+int cirbuf_align_left(struct cirbuf *cbuf);
 
 /**
  * Set the end of the data to the last index of the internal buffer.
  */
-void cirbuf_align_right(struct cirbuf *cbuf);
+int cirbuf_align_right(struct cirbuf *cbuf);
 
 #ifdef __cplusplus
 }