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Diffstat (limited to 'cpp/lib/common/sys/posix/check.h')
-rw-r--r--cpp/lib/common/sys/posix/check.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/cpp/lib/common/sys/posix/check.h b/cpp/lib/common/sys/posix/check.h
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+++ b/cpp/lib/common/sys/posix/check.h
@@ -0,0 +1,62 @@
+#ifndef _posix_check_h
+#define _posix_check_h
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+#include <cerrno>
+#include <string>
+#include <QpidError.h>
+
+namespace qpid {
+namespace sys {
+
+/**
+ * Exception with message from errno.
+ */
+class PosixError : public qpid::QpidError
+{
+ public:
+ static std::string getMessage(int errNo);
+
+ PosixError(int errNo, const qpid::SrcLine& location) throw();
+
+ ~PosixError() throw() {}
+
+ int getErrNo() { return errNo; }
+
+ Exception* clone() const throw() { return new PosixError(*this); }
+
+ void throwSelf() { throw *this; }
+
+ private:
+ int errNo;
+};
+
+}}
+
+/** Create a PosixError for the current file/line and errno. */
+#define QPID_POSIX_ERROR(errNo) ::qpid::sys::PosixError(errNo, SRCLINE)
+
+/** Throw a posix error if errNo is non-zero */
+#define QPID_POSIX_THROW_IF(ERRNO) \
+ if ((ERRNO) != 0) throw QPID_POSIX_ERROR((ERRNO))
+#endif /*!_posix_check_h*/