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SocketCAN: Setting correct errno when throwing AllIfacesDownException

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This commit is contained in:
Pavel Kirienko
2016-01-28 01:06:29 +03:00
parent 3d0186c547
commit f86a4b98d1
1 changed files with 6 additions and 6 deletions
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libuavcan_drivers/linux/include/uavcan_linux/exception.hpp
+6 -6
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@@ -17,15 +17,15 @@ class Exception : public std::runtime_error
{ {
const int errno_; const int errno_;
static std::string makeErrorString(const std::string& descr) static std::string makeErrorString(const std::string& descr, int use_errno)
{ {
return descr + " [errno " + std::to_string(errno) + " \"" + std::strerror(errno) + "\"]"; return descr + " [errno " + std::to_string(use_errno) + " \"" + std::strerror(use_errno) + "\"]";
} }
public: public:
explicit Exception(const std::string& descr) explicit Exception(const std::string& descr, int use_errno = errno)
: std::runtime_error(makeErrorString(descr)) : std::runtime_error(makeErrorString(descr, use_errno))
, errno_(errno) , errno_(use_errno)
{ } { }
/** /**
@@ -41,7 +41,7 @@ public:
class AllIfacesDownException : public Exception class AllIfacesDownException : public Exception
{ {
public: public:
AllIfacesDownException() : Exception("All ifaces are down") { } AllIfacesDownException() : Exception("All ifaces are down", ENETDOWN) { }
}; };
} }