From 99070f0afd81fafded7ef5725fb07d63a9aa8c8c Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sebastien@milkymist.org>
Date: Fri, 25 May 2012 23:24:53 +0200
Subject: [PATCH] software/libbase: errno

---
 software/include/base/errno.h | 253 ++++++++++++++++++++++++++++++++++
 software/libbase/libc.c       |   2 +
 2 files changed, 255 insertions(+)
 create mode 100644 software/include/base/errno.h

diff --git a/software/include/base/errno.h b/software/include/base/errno.h
new file mode 100644
index 00000000..8c202a2f
--- /dev/null
+++ b/software/include/base/errno.h
@@ -0,0 +1,253 @@
+#ifndef __ERRNO_H
+#define __ERRNO_H
+
+extern int errno;
+
+#define EPERM               1
+#define EPERM_STR           "Operation not permitted"
+#define ENOENT              2
+#define ENOENT_STR          "No such file or directory"
+#define ESRCH               3
+#define ESRCH_STR           "No such process"
+#define EINTR               4
+#define EINTR_STR           "Interrupted system call"
+#define EIO                 5
+#define EIO_STR             "I/O error"
+#define ENXIO               6
+#define ENXIO_STR           "No such device or address"
+#define E2BIG               7
+#define E2BIG_STR           "Arg list too long"
+#define ENOEXEC             8
+#define ENOEXEC_STR         "Exec format error"
+#define EBADF               9
+#define EBADF_STR           "Bad file number"
+#define ECHILD              10
+#define ECHILD_STR          "No child processes"
+#define EAGAIN              11
+#define EWOULDBLOCK         EAGAIN
+#define EAGAIN_STR          "Try again"
+#define ENOMEM              12
+#define ENOMEM_STR          "Out of memory"
+#define EACCES              13
+#define EACCES_STR          "Permission denied"
+#define EFAULT              14
+#define EFAULT_STR          "Bad address"
+#define ENOTBLK             15
+#define ENOTBLK_STR         "Block device required"
+#define EBUSY               16
+#define EBUSY_STR           "Device or resource busy"
+#define EEXIST              17
+#define EEXIST_STR          "File exists"
+#define EXDEV               18
+#define EXDEV_STR           "Cross-device link"
+#define ENODEV              19
+#define ENODEV_STR          "No such device"
+#define ENOTDIR             20
+#define ENOTDIR_STR         "Not a directory"
+#define EISDIR              21
+#define EISDIR_STR          "Is a directory"
+#define EINVAL              22
+#define EINVAL_STR          "Invalid argument"
+#define ENFILE              23
+#define ENFILE_STR          "File table overflow"
+#define EMFILE              24
+#define EMFILE_STR          "Too many open files"
+#define ENOTTY              25
+#define ENOTTY_STR          "Not a typewriter"
+#define ETXTBSY             26
+#define ETXTBSY_STR         "Text file busy"
+#define EFBIG               27
+#define EFBIG_STR           "File too large"
+#define ENOSPC              28
+#define ENOSPC_STR          "No space left on device"
+#define ESPIPE              29
+#define ESPIPE_STR          "Illegal seek"
+#define EROFS               30
+#define EROFS_STR           "Read-only file system"
+#define EMLINK              31
+#define EMLINK_STR          "Too many links"
+#define EPIPE               32
+#define EPIPE_STR           "Broken pipe"
+#define EDOM                33
+#define EDOM_STR            "Math argument out of domain of func"
+#define ERANGE              34
+#define ERANGE_STR          "Math result not representable"
+#define EDEADLK             35
+#define EDEADLOCK           EDEADLK
+#define EDEADLK_STR         "Resource deadlock would occur"
+#define ENAMETOOLONG        36
+#define ENAMETOOLONG_STR    "File name too long"
+#define ENOLCK              37
+#define ENOLCK_STR          "No record locks available"
+#define ENOSYS              38
+#define ENOSYS_STR          "Function not implemented"
+#define ENOTEMPTY           39
+#define ENOTEMPTY_STR       "Directory not empty"
+#define ELOOP               40
+#define ELOOP_STR           "Too many symbolic links encountered"
+#define ENOMSG              42
+#define ENOMSG_STR          "No message of desired type"
+#define EIDRM               43
+#define EIDRM_STR           "Identifier removed"
+#define ECHRNG              44
+#define ECHRNG_STR          "Channel number out of range"
+#define EL2NSYNC            45
+#define EL2NSYNC_STR        "Level 2 not synchronized"
+#define EL3HLT              46
+#define EL3HLT_STR          "Level 3 halted"
+#define EL3RST              47
+#define EL3RST_STR          "Level 3 reset"
+#define ELNRNG              48
+#define ELNRNG_STR          "Link number out of range"
+#define EUNATCH             49
+#define EUNATCH_STR         "Protocol driver not attached"
+#define ENOCSI              50
+#define ENOCSI_STR          "No CSI structure available"
+#define EL2HLT              51
+#define EL2HLT_STR          "Level 2 halted"
+#define EBADE               52
+#define EBADE_STR           "Invalid exchange"
+#define EBADR               53
+#define EBADR_STR           "Invalid request descriptor"
+#define EXFULL              54
+#define EXFULL_STR          "Exchange full"
+#define ENOANO              55
+#define ENOANO_STR          "No anode"
+#define EBADRQC             56
+#define EBADRQC_STR         "Invalid request code"
+#define EBADSLT             57
+#define EBADSLT_STR         "Invalid slot"
+#define EBFONT              59
+#define EBFONT_STR          "Bad font file format"
+#define ENOSTR              60
+#define ENOSTR_STR          "Device not a stream"
+#define ENODATA             61
+#define ENODATA_STR         "No data available"
+#define ETIME               62
+#define ETIME_STR           "Timer expired"
+#define ENOSR               63
+#define ENOSR_STR           "Out of streams resources"
+#define ENONET              64
+#define ENONET_STR          "Machine is not on the network"
+#define ENOPKG              65
+#define ENOPKG_STR          "Package not installed"
+#define EREMOTE             66
+#define EREMOTE_STR         "Object is remote"
+#define ENOLINK             67
+#define ENOLINK_STR         "Link has been severed"
+#define EADV                68
+#define EADV_STR            "Advertise error"
+#define ESRMNT              69
+#define ESRMNT_STR          "Srmount error"
+#define ECOMM               70
+#define ECOMM_STR           "Communication error on send"
+#define EPROTO              71
+#define EPROTO_STR          "Protocol error"
+#define EMULTIHOP           72
+#define EMULTIHOP_STR       "Multihop attempted"
+#define EDOTDOT             73
+#define EDOTDOT_STR         "RFS specific error"
+#define EBADMSG             74
+#define EBADMSG_STR         "Not a data message"
+#define EOVERFLOW           75
+#define EOVERFLOW_STR       "Value too large for defined data type"
+#define ENOTUNIQ            76
+#define ENOTUNIQ_STR        "Name not unique on network"
+#define EBADFD              77
+#define EBADFD_STR          "File descriptor in bad state"
+#define EREMCHG             78
+#define EREMCHG_STR         "Remote address changed"
+#define ELIBACC             79
+#define ELIBACC_STR         "Can not access a needed shared library"
+#define ELIBBAD             80
+#define ELIBBAD_STR         "Accessing a corrupted shared library"
+#define ELIBSCN             81
+#define ELIBSCN_STR         ".lib section in a.out corrupted"
+#define ELIBMAX             82
+#define ELIBMAX_STR         "Attempting to link in too many shared libraries"
+#define ELIBEXEC            83
+#define ELIBEXEC_STR        "Cannot exec a shared library directly"
+#define EILSEQ              84
+#define EILSEQ_STR          "Illegal byte sequence"
+#define ERESTART            85
+#define ERESTART_STR        "Interrupted system call should be restarted"
+#define ESTRPIPE            86
+#define ESTRPIPE_STR        "Streams pipe error"
+#define EUSERS              87
+#define EUSERS_STR          "Too many users"
+#define ENOTSOCK            88
+#define ENOTSOCK_STR        "Socket operation on non-socket"
+#define EDESTADDRREQ        89
+#define EDESTADDRREQ_STR    "Destination address required"
+#define EMSGSIZE            90
+#define EMSGSIZE_STR        "Message too long"
+#define EPROTOTYPE          91
+#define EPROTOTYPE_STR      "Protocol wrong type for socket"
+#define ENOPROTOOPT         92
+#define ENOPROTOOPT_STR     "Protocol not available"
+#define EPROTONOSUPPORT      93
+#define EPROTONOSUPPORT_STR "Protocol not supported"
+#define ESOCKTNOSUPPORT     94
+#define ESOCKTNOSUPPORT_STR "Socket type not supported"
+#define EOPNOTSUPP          95
+#define EOPNOTSUPP_STR      "Operation not supported on transport endpoint"
+#define EPFNOSUPPORT        96
+#define EPFNOSUPPORT_STR    "Protocol family not supported"
+#define EAFNOSUPPORT        97
+#define EAFNOSUPPORT_STR    "Address family not supported by protocol"
+#define EADDRINUSE          98
+#define EADDRINUSE_STR      "Address already in use"
+#define EADDRNOTAVAIL       99
+#define EADDRNOTAVAIL_STR   "Cannot assign requested address"
+#define ENETDOWN            100
+#define ENETDOWN_STR        "Network is down"
+#define ENETUNREACH         101
+#define ENETUNREACH_STR     "Network is unreachable"
+#define ENETRESET           102
+#define ENETRESET_STR       "Network dropped connection because of reset"
+#define ECONNABORTED        103
+#define ECONNABORTED_STR    "Software caused connection abort"
+#define ECONNRESET          104
+#define ECONNRESET_STR      "Connection reset by peer"
+#define ENOBUFS             105
+#define ENOBUFS_STR         "No buffer space available"
+#define EISCONN             106
+#define EISCONN_STR         "Transport endpoint is already connected"
+#define ENOTCONN            107
+#define ENOTCONN_STR        "Transport endpoint is not connected"
+#define ESHUTDOWN           108
+#define ESHUTDOWN_STR       "Cannot send after transport endpoint shutdown"
+#define ETOOMANYREFS        109
+#define ETOOMANYREFS_STR    "Too many references: cannot splice"
+#define ETIMEDOUT           110
+#define ETIMEDOUT_STR       "Connection timed out"
+#define ECONNREFUSED        111
+#define ECONNREFUSED_STR    "Connection refused"
+#define EHOSTDOWN           112
+#define EHOSTDOWN_STR       "Host is down"
+#define EHOSTUNREACH        113
+#define EHOSTUNREACH_STR    "No route to host"
+#define EALREADY            114
+#define EALREADY_STR        "Operation already in progress"
+#define EINPROGRESS         115
+#define EINPROGRESS_STR     "Operation now in progress"
+#define ESTALE              116
+#define ESTALE_STR          "Stale NFS file handle"
+#define EUCLEAN             117
+#define EUCLEAN_STR         "Structure needs cleaning"
+#define ENOTNAM             118
+#define ENOTNAM_STR         "Not a XENIX named type file"
+#define ENAVAIL             119
+#define ENAVAIL_STR         "No XENIX semaphores available"
+#define EISNAM              120
+#define EISNAM_STR          "Is a named type file"
+#define EREMOTEIO           121
+#define EREMOTEIO_STR       "Remote I/O error"
+#define EDQUOT              122
+#define EDQUOT_STR          "Quota exceeded"
+#define ENOMEDIUM           123
+#define ENOMEDIUM_STR       "No medium found"
+#define EMEDIUMTYPE         124
+#define EMEDIUMTYPE_STR     "Wrong medium type"
+
+#endif /* __ERRNO_H */
diff --git a/software/libbase/libc.c b/software/libbase/libc.c
index 18b7f90a..9d41e4cd 100644
--- a/software/libbase/libc.c
+++ b/software/libbase/libc.c
@@ -23,6 +23,8 @@
 #include <string.h>
 #include <limits.h>
 
+int errno;
+
 /**
  * strchr - Find the first occurrence of a character in a string
  * @s: The string to be searched
-- 
2.30.2