Repository navigation
Expand file tree
/
Copy patherrors.odin
More file actions
326 lines (296 loc) · 11.2 KB
/
Copy patherrors.odin
File metadata and controls
326 lines (296 loc) · 11.2 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
package os
import "base:intrinsics"
import "base:runtime"
import "core:io"
Platform_Error :: _Platform_Error
#assert(size_of(Platform_Error) <= 4)
#assert(intrinsics.type_has_nil(Platform_Error))
General_Error :: enum u32 {
None,
Permission_Denied,
Exist,
Not_Exist,
Closed,
Timeout,
Broken_Pipe,
// Indicates that an attempt to retrieve a file's size was made, but the
// file doesn't have a size.
No_Size,
Invalid_File,
Invalid_Dir,
Invalid_Path,
Invalid_Callback,
Pattern_Has_Separator,
Unsupported,
File_Is_Pipe,
Not_Dir,
// Environment variable not found.
Env_Var_Not_Found,
}
Errno :: Error // alias for legacy use
Error :: union #shared_nil {
General_Error,
io.Error,
runtime.Allocator_Error,
Platform_Error,
}
#assert(size_of(Error) == 8)
ERROR_NONE :: Error{}
ERROR_EOF :: io.Error.EOF
@(require_results)
is_platform_error :: proc "contextless" (ferr: Error) -> (err: i32, ok: bool) {
v := ferr.(Platform_Error) or_else {}
return i32(v), i32(v) != 0
}
@(require_results)
error_string :: proc "contextless" (ferr: Error) -> string {
if ferr == nil {
return ""
}
switch e in ferr {
case General_Error:
switch e {
case .None: return ""
case .Permission_Denied: return "permission denied"
case .Exist: return "file already exists"
case .Not_Exist: return "file does not exist"
case .Closed: return "file already closed"
case .Timeout: return "i/o timeout"
case .Broken_Pipe: return "Broken pipe"
case .No_Size: return "file has no definite size"
case .Invalid_File: return "invalid file"
case .Invalid_Dir: return "invalid directory"
case .Invalid_Path: return "invalid path"
case .Invalid_Callback: return "invalid callback"
case .Unsupported: return "unsupported"
case .Pattern_Has_Separator: return "pattern has separator"
case .File_Is_Pipe: return "file is pipe"
case .Not_Dir: return "file is not directory"
case .Env_Var_Not_Found: return "environment variable not found"
}
case io.Error:
switch e {
case .None: return ""
case .EOF: return "eof"
case .Unexpected_EOF: return "unexpected eof"
case .Short_Write: return "short write"
case .Invalid_Write: return "invalid write result"
case .Short_Buffer: return "short buffer"
case .No_Progress: return "multiple read calls return no data or error"
case .Invalid_Whence: return "invalid whence"
case .Invalid_Offset: return "invalid offset"
case .Invalid_Unread: return "invalid unread"
case .Negative_Read: return "negative read"
case .Negative_Write: return "negative write"
case .Negative_Count: return "negative count"
case .Buffer_Full: return "buffer full"
case .Unknown, .Empty: //
}
case runtime.Allocator_Error:
switch e {
case .None: return ""
case .Out_Of_Memory: return "out of memory"
case .Invalid_Pointer: return "invalid allocator pointer"
case .Invalid_Argument: return "invalid allocator argument"
case .Mode_Not_Implemented: return "allocator mode not implemented"
}
case Platform_Error:
return _error_string(e)
}
return "unknown error"
}
print_error :: proc(f: Handle, ferr: Error, msg: string) -> (n: int, err: Error) {
err_str := error_string(ferr)
// msg + ": " + err_str + '\n'
length := len(msg) + 2 + len(err_str) + 1
buf_ := intrinsics.alloca(length, 1)
buf := buf_[:length]
copy(buf, msg)
buf[len(msg)] = ':'
buf[len(msg) + 1] = ' '
copy(buf[len(msg) + 2:], err_str)
buf[length - 1] = '\n'
return write(f, buf)
}
@(require_results, private)
_error_string :: proc "contextless" (e: Platform_Error) -> string where intrinsics.type_is_enum(Platform_Error) {
if e == nil {
return ""
}
when ODIN_OS == .Darwin {
if s := string(_darwin_string_error(i32(e))); s != "" {
return s
}
}
when ODIN_OS != .Linux {
@(require_results)
binary_search :: proc "contextless" (array: $A/[]$T, key: T) -> (index: int, found: bool) #no_bounds_check {
n := len(array)
left, right := 0, n
for left < right {
mid := int(uint(left+right) >> 1)
if array[mid] < key {
left = mid+1
} else {
// equal or greater
right = mid
}
}
return left, left < n && array[left] == key
}
err := runtime.Type_Info_Enum_Value(e)
ti := &runtime.type_info_base(type_info_of(Platform_Error)).variant.(runtime.Type_Info_Enum)
if idx, ok := binary_search(ti.values, err); ok {
return ti.names[idx]
}
} else {
@(rodata, static)
pe_strings := [Platform_Error]string{
.NONE = "",
.EPERM = "Operation not permitted",
.ENOENT = "No such file or directory",
.ESRCH = "No such process",
.EINTR = "Interrupted system call",
.EIO = "Input/output error",
.ENXIO = "No such device or address",
.E2BIG = "Argument list too long",
.ENOEXEC = "Exec format error",
.EBADF = "Bad file descriptor",
.ECHILD = "No child processes",
.EAGAIN = "Resource temporarily unavailable",
.ENOMEM = "Cannot allocate memory",
.EACCES = "Permission denied",
.EFAULT = "Bad address",
.ENOTBLK = "Block device required",
.EBUSY = "Device or resource busy",
.EEXIST = "File exists",
.EXDEV = "Invalid cross-device link",
.ENODEV = "No such device",
.ENOTDIR = "Not a directory",
.EISDIR = "Is a directory",
.EINVAL = "Invalid argument",
.ENFILE = "Too many open files in system",
.EMFILE = "Too many open files",
.ENOTTY = "Inappropriate ioctl for device",
.ETXTBSY = "Text file busy",
.EFBIG = "File too large",
.ENOSPC = "No space left on device",
.ESPIPE = "Illegal seek",
.EROFS = "Read-only file system",
.EMLINK = "Too many links",
.EPIPE = "Broken pipe",
.EDOM = "Numerical argument out of
8000
domain",
.ERANGE = "Numerical result out of range",
.EDEADLK = "Resource deadlock avoided",
.ENAMETOOLONG = "File name too long",
.ENOLCK = "No locks available",
.ENOSYS = "Function not implemented",
.ENOTEMPTY = "Directory not empty",
.ELOOP = "Too many levels of symbolic links",
.EUNKNOWN_41 = "Unknown Error (41)",
.ENOMSG = "No message of desired type",
.EIDRM = "Identifier removed",
.ECHRNG = "Channel number out of range",
.EL2NSYNC = "Level 2 not synchronized",
.EL3HLT = "Level 3 halted",
.EL3RST = "Level 3 reset",
.ELNRNG = "Link number out of range",
.EUNATCH = "Protocol driver not attached",
.ENOCSI = "No CSI structure available",
.EL2HLT = "Level 2 halted",
.EBADE = "Invalid exchange",
.EBADR = "Invalid request descriptor",
.EXFULL = "Exchange full",
.ENOANO = "No anode",
.EBADRQC = "Invalid request code",
.EBADSLT = "Invalid slot",
.EUNKNOWN_58 = "Unknown Error (58)",
.EBFONT = "Bad font file format",
.ENOSTR = "Device not a stream",
.ENODATA = "No data available",
.ETIME = "Timer expired",
.ENOSR = "Out of streams resources",
.ENONET = "Machine is not on the network",
.ENOPKG = "Package not installed",
.EREMOTE = "Object is remote",
.ENOLINK = "Link has been severed",
.EADV = "Advertise error",
.ESRMNT = "Srmount error",
.ECOMM = "Communication error on send",
.EPROTO = "Protocol error",
.EMULTIHOP = "Multihop attempted",
.EDOTDOT = "RFS specific error",
.EBADMSG = "Bad message",
.EOVERFLOW = "Value too large for defined data type",
.ENOTUNIQ = "Name not unique on network",
.EBADFD = "File descriptor in bad state",
.EREMCHG = "Remote address changed",
.ELIBACC = "Can not access a needed shared library",
.ELIBBAD = "Accessing a corrupted shared library",
.ELIBSCN = ".lib section in a.out corrupted",
.ELIBMAX = "Attempting to link in too many shared libraries",
.ELIBEXEC = "Cannot exec a shared library directly",
.EILSEQ = "Invalid or incomplete multibyte or wide character",
.ERESTART = "Interrupted system call should be restarted",
.ESTRPIPE = "Streams pipe error",
.EUSERS = "Too many users",
.ENOTSOCK = "Socket operation on non-socket",
.EDESTADDRREQ = "Destination address required",
.EMSGSIZE = "Message too long",
.EPROTOTYPE = "Protocol wrong type for socket",
.ENOPROTOOPT = "Protocol not available",
.EPROTONOSUPPORT = "Protocol not supported",
.ESOCKTNOSUPPORT = "Socket type not supported",
.EOPNOTSUPP = "Operation not supported",
.EPFNOSUPPORT = "Protocol family not supported",
.EAFNOSUPPORT = "Address family not supported by protocol",
.EADDRINUSE = "Address already in use",
.EADDRNOTAVAIL = "Cannot assign requested address",
.ENETDOWN = "Network is down",
.ENETUNREACH = "Network is unreachable",
.ENETRESET = "Network dropped connection on reset",
.ECONNABORTED = "Software caused connection abort",
.ECONNRESET = "Connection reset by peer",
.ENOBUFS = "No buffer space available",
.EISCONN = "Transport endpoint is already connected",
.ENOTCONN = "Transport endpoint is not connected",
.ESHUTDOWN = "Cannot send after transport endpoint shutdown",
.ETOOMANYREFS = "Too many references: cannot splice",
.ETIMEDOUT = "Connection timed out",
.ECONNREFUSED = "Connection refused",
.EHOSTDOWN = "Host is down",
.EHOSTUNREACH = "No route to host",
.EALREADY = "Operation already in progress",
.EINPROGRESS = "Operation now in progress",
.ESTALE = "Stale file handle",
.EUCLEAN = "Structure needs cleaning",
.ENOTNAM = "Not a XENIX named type file",
.ENAVAIL = "No XENIX semaphores available",
.EISNAM = "Is a named type file",
.EREMOTEIO = "Remote I/O error",
.EDQUOT = "Disk quota exceeded",
.ENOMEDIUM = "No medium found",
.EMEDIUMTYPE = "Wrong medium type",
.ECANCELED = "Operation canceled",
.ENOKEY = "Required key not available",
.EKEYEXPIRED = "Key has expired",
.EKEYREVOKED = "Key has been revoked",
.EKEYREJECTED = "Key was rejected by service",
.EOWNERDEAD = "Owner died",
.ENOTRECOVERABLE = "State not recoverable",
.ERFKILL = "Operation not possible due to RF-kill",
.EHWPOISON = "Memory page has hardware error",
}
if Platform_Error.NONE <= e && e <= max(Platform_Error) {
return pe_strings[e]
}
}
return "<unknown platform error>"
}
@(private, require_results)
error_to_io_error :: proc(ferr: Error) -> io.Error {
if ferr == nil {
return .None
}
return ferr.(io.Error) or_else .Unknown
}