Updated: April 19, 2023 |
Get an error message string associated with the error return status
#include <netdb.h> const char* hstrerror( int err );
The hstrerror() function gets an error message string associated with the error return status from network host-related functions.
Network host-related functions such as the following can return the error status:
You can check the external integer h_errno to see whether this is a temporary failure or an invalid or unknown host.
A pointer to the message string affiliated with an error number.
Safety: | |
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Cancellation point | No |
Interrupt handler | No |
Signal handler | Yes |
Thread | Yes |