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Linux apps: printing usage to stderr

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Pavel Kirienko
2015-02-05 02:49:53 +03:00
parent 00bada6fb9
commit 9675e31933
5 changed files with 5 additions and 5 deletions
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libuavcan_drivers/linux/apps/test_socket.cpp
+1 -1
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@@ -336,7 +336,7 @@ int main(int argc, const char** argv)
{
if (argc < 2)
{
std::cout << "Usage:\n\t" << argv[0] << " <can-iface-name-1> [can-iface-name-N...]" << std::endl;
std::cerr << "Usage:\n\t" << argv[0] << " <can-iface-name-1> [can-iface-name-N...]" << std::endl;
return 1;
}