linux-user errno mapping, by Stuart Anderson.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2908 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 64cd5da..1ec81ce5 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -181,10 +181,117 @@
extern int getresgid(gid_t *, gid_t *, gid_t *);
extern int setgroups(int, gid_t *);
+/*
+ * This list is the union of errno values overidden in asm-<arch>/errno.h
+ * minus the errnos that are not actually generic to all archs.
+ */
+static uint16_t host_to_target_errno_table[1200] = {
+ [EIDRM] = TARGET_EIDRM,
+ [ECHRNG] = TARGET_ECHRNG,
+ [EL2NSYNC] = TARGET_EL2NSYNC,
+ [EL3HLT] = TARGET_EL3HLT,
+ [EL3RST] = TARGET_EL3RST,
+ [ELNRNG] = TARGET_ELNRNG,
+ [EUNATCH] = TARGET_EUNATCH,
+ [ENOCSI] = TARGET_ENOCSI,
+ [EL2HLT] = TARGET_EL2HLT,
+ [EDEADLK] = TARGET_EDEADLK,
+ [ENOLCK] = TARGET_ENOLCK,
+ [EBADE] = TARGET_EBADE,
+ [EBADR] = TARGET_EBADR,
+ [EXFULL] = TARGET_EXFULL,
+ [ENOANO] = TARGET_ENOANO,
+ [EBADRQC] = TARGET_EBADRQC,
+ [EBADSLT] = TARGET_EBADSLT,
+ [EBFONT] = TARGET_EBFONT,
+ [ENOSTR] = TARGET_ENOSTR,
+ [ENODATA] = TARGET_ENODATA,
+ [ETIME] = TARGET_ETIME,
+ [ENOSR] = TARGET_ENOSR,
+ [ENONET] = TARGET_ENONET,
+ [ENOPKG] = TARGET_ENOPKG,
+ [EREMOTE] = TARGET_EREMOTE,
+ [ENOLINK] = TARGET_ENOLINK,
+ [EADV] = TARGET_EADV,
+ [ESRMNT] = TARGET_ESRMNT,
+ [ECOMM] = TARGET_ECOMM,
+ [EPROTO] = TARGET_EPROTO,
+ [EDOTDOT] = TARGET_EDOTDOT,
+ [EMULTIHOP] = TARGET_EMULTIHOP,
+ [EBADMSG] = TARGET_EBADMSG,
+ [ENAMETOOLONG] = TARGET_ENAMETOOLONG,
+ [EOVERFLOW] = TARGET_EOVERFLOW,
+ [ENOTUNIQ] = TARGET_ENOTUNIQ,
+ [EBADFD] = TARGET_EBADFD,
+ [EREMCHG] = TARGET_EREMCHG,
+ [ELIBACC] = TARGET_ELIBACC,
+ [ELIBBAD] = TARGET_ELIBBAD,
+ [ELIBSCN] = TARGET_ELIBSCN,
+ [ELIBMAX] = TARGET_ELIBMAX,
+ [ELIBEXEC] = TARGET_ELIBEXEC,
+ [EILSEQ] = TARGET_EILSEQ,
+ [ENOSYS] = TARGET_ENOSYS,
+ [ELOOP] = TARGET_ELOOP,
+ [ERESTART] = TARGET_ERESTART,
+ [ESTRPIPE] = TARGET_ESTRPIPE,
+ [ENOTEMPTY] = TARGET_ENOTEMPTY,
+ [EUSERS] = TARGET_EUSERS,
+ [ENOTSOCK] = TARGET_ENOTSOCK,
+ [EDESTADDRREQ] = TARGET_EDESTADDRREQ,
+ [EMSGSIZE] = TARGET_EMSGSIZE,
+ [EPROTOTYPE] = TARGET_EPROTOTYPE,
+ [ENOPROTOOPT] = TARGET_ENOPROTOOPT,
+ [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT,
+ [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT,
+ [EOPNOTSUPP] = TARGET_EOPNOTSUPP,
+ [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT,
+ [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT,
+ [EADDRINUSE] = TARGET_EADDRINUSE,
+ [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL,
+ [ENETDOWN] = TARGET_ENETDOWN,
+ [ENETUNREACH] = TARGET_ENETUNREACH,
+ [ENETRESET] = TARGET_ENETRESET,
+ [ECONNABORTED] = TARGET_ECONNABORTED,
+ [ECONNRESET] = TARGET_ECONNRESET,
+ [ENOBUFS] = TARGET_ENOBUFS,
+ [EISCONN] = TARGET_EISCONN,
+ [ENOTCONN] = TARGET_ENOTCONN,
+ [EUCLEAN] = TARGET_EUCLEAN,
+ [ENOTNAM] = TARGET_ENOTNAM,
+ [ENAVAIL] = TARGET_ENAVAIL,
+ [EISNAM] = TARGET_EISNAM,
+ [EREMOTEIO] = TARGET_EREMOTEIO,
+ [ESHUTDOWN] = TARGET_ESHUTDOWN,
+ [ETOOMANYREFS] = TARGET_ETOOMANYREFS,
+ [ETIMEDOUT] = TARGET_ETIMEDOUT,
+ [ECONNREFUSED] = TARGET_ECONNREFUSED,
+ [EHOSTDOWN] = TARGET_EHOSTDOWN,
+ [EHOSTUNREACH] = TARGET_EHOSTUNREACH,
+ [EALREADY] = TARGET_EALREADY,
+ [EINPROGRESS] = TARGET_EINPROGRESS,
+ [ESTALE] = TARGET_ESTALE,
+ [ECANCELED] = TARGET_ECANCELED,
+ [ENOMEDIUM] = TARGET_ENOMEDIUM,
+ [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE,
+ [ENOKEY] = TARGET_ENOKEY,
+ [EKEYEXPIRED] = TARGET_EKEYEXPIRED,
+ [EKEYREVOKED] = TARGET_EKEYREVOKED,
+ [EKEYREJECTED] = TARGET_EKEYREJECTED,
+ [EOWNERDEAD] = TARGET_EOWNERDEAD,
+ [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE,
+ };
+
+static inline int host_to_target_errno(int err)
+{
+ if(host_to_target_errno_table[err])
+ return host_to_target_errno_table[err];
+ return err;
+}
+
static inline long get_errno(long ret)
{
if (ret == -1)
- return -errno;
+ return -host_to_target_errno(errno);
else
return ret;
}
