ref: 82c08a8a4469c4b4ba515d74addc7aac747a17d9
dir: /sys/src/ape/lib/bsd/gai_strerror.c/
/* posix */
#include <sys/types.h>
#include <unistd.h>
/* bsd extensions */
#include <sys/uio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
char*
gai_strerror(int err)
{
static char *tab[] = {
/* 0 */ "No error",
/* EAI_BADFLAGS */ "Invalid value for `ai_flags' field",
/* EAI_NONAME */ "NAME or SERVICE is unknown",
/* EAI_AGAIN */ "Temporary failure in name resolution",
/* EAI_FAIL */ "Non-recoverable failure in name resolution",
/* EAI_NODATA */ "No address associated with NAME",
/* EAI_FAMILY */ "`ai_family' not supported",
/* EAI_SOCKTYPE */ "`ai_socktype' not supported",
/* EAI_SERVICE */ "SERVICE not supported for `ai_socktype'",
/* EAI_ADDRFAMILY */ "Address family for NAME not supported",
/* EAI_MEMORY */ "Memory allocation failure",
/* EAI_SYSTEM */ "System error returned in `errno'",
/* EAI_OVERFLOW */ "Argument buffer overflow",
};
err = -err;
if(err < 0 || err >= (sizeof(tab)/sizeof(tab[0])))
return "Unknown error";
return tab[err];
}