gtpc1m4fTransmission Control Protocol/Internet Protocol

sock_errno -- Return the Error Code Set by a Socket Call

The sock_errno function returns the error code set by a socket call.

Format

#include  <socket.h>
int       sock_errno(void);

Normal Return

A nonnegative error code is returned.

Error Return

None.

Programming Considerations

None.

Examples

The following example prints out the socket error number if an error occurs in the socket function.

#include <socket.h>

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int rc; int server_sock;
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server_sock = socket(AF_INET, SOCK_STREAM, 0); if (server_sock == -1) { printf("Error in socket - %d\n",sock_errno()); exit(0); }

Related Information

None.