From 97f17497d162afdb82c8704bf097f0fee3724b2e Mon Sep 17 00:00:00 2001 From: "C.J. Collier" Date: Tue, 14 Jun 2016 07:50:17 -0700 Subject: Imported Upstream version 16.04 Change-Id: I77eadcd8538a9122e4773cbe55b24033dc451757 Signed-off-by: C.J. Collier --- lib/librte_eal/common/eal_common_errno.c | 72 ++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 lib/librte_eal/common/eal_common_errno.c (limited to 'lib/librte_eal/common/eal_common_errno.c') diff --git a/lib/librte_eal/common/eal_common_errno.c b/lib/librte_eal/common/eal_common_errno.c new file mode 100644 index 00000000..de48d8e4 --- /dev/null +++ b/lib/librte_eal/common/eal_common_errno.c @@ -0,0 +1,72 @@ +/*- + * BSD LICENSE + * + * 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 + * are met: + * + * * 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 + * distribution. + * * 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 + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include + +#include +#include +#include + +RTE_DEFINE_PER_LCORE(int, _rte_errno); + +const char * +rte_strerror(int errnum) +{ +#define RETVAL_SZ 256 + static RTE_DEFINE_PER_LCORE(char[RETVAL_SZ], retval); + + /* since some implementations of strerror_r throw an error + * themselves if errnum is too big, we handle that case here */ + if (errnum > RTE_MAX_ERRNO) + snprintf(RTE_PER_LCORE(retval), RETVAL_SZ, +#ifdef RTE_EXEC_ENV_BSDAPP + "Unknown error: %d", errnum); +#else + "Unknown error %d", errnum); +#endif + else + switch (errnum){ + case E_RTE_SECONDARY: + return "Invalid call in secondary process"; + case E_RTE_NO_CONFIG: + return "Missing rte_config structure"; + default: + strerror_r(errnum, RTE_PER_LCORE(retval), RETVAL_SZ); + } + + return RTE_PER_LCORE(retval); +} -- cgit 1.2.3-korg