linux命令返回值的含义解析

linux命令执行后无论成功与否都有一个返回值：

如果为 0，则表示命令执行成功，其它值则表示错误，

具体的错误码含义如下：

"os error code  1: operation not permitted"
 "os error code  2: no such file or directory"
 "os error code  3: no such process"
 "os error code  4: interrupted system call"
 "os error code  5: input/output error"
 "os error code  6: no such device or address"
 "os error code  7: argument list too long"
 "os error code  8: exec format error"
 "os error code  9: bad file descriptor"
 "os error code 10: no child processes"
 "os error code 11: resource temporarily unavailable"
 "os error code 12: cannot allocate memory"
 "os error code 13: permission denied"
 "os error code 14: bad address"
 "os error code 15: block device required"
 "os error code 16: device or resource busy"
 "os error code 17: file exists"
 "os error code 18: invalid cross-device link"
 "os error code 19: no such device"
 "os error code 20: not a directory"
 "os error code 21: is a directory"
 "os error code 22: invalid argument"
 "os error code 23: too many open files in system"
 "os error code 24: too many open files"
 "os error code 25: inappropriate ioctl for device"
 "os error code 26: text file busy"
 "os error code 27: file too large"
 "os error code 28: no space left on device"
 "os error code 29: illegal seek"
 "os error code 30: read-only file system"
 "os error code 31: too many links"
 "os error code 32: broken pipe"
 "os error code 33: numerical argument out of domain"
 "os error code 34: numerical result out of range"
 "os error code 35: resource deadlock avoided"
 "os error code 36: file name too long"
 "os error code 37: no locks available"
 "os error code 38: function not implemented"
 "os error code 39: directory not empty"
 "os error code 40: too many levels of symbolic links"
 "os error code 42: no message of desired type"
 "os error code 43: identifier removed"
 "os error code 44: channel number out of range"
 "os error code 45: level 2 not synchronized"
 "os error code 46: level 3 halted"
 "os error code 47: level 3 reset"
 "os error code 48: link number out of range"
 "os error code 49: protocol driver not attached"
 "os error code 50: no csi structure available"
 "os error code 51: level 2 halted"
 "os error code 52: invalid exchange"
 "os error code 53: invalid request descriptor"
 "os error code 54: exchange full"
 "os error code 55: no anode"
 "os error code 56: invalid request code"
 "os error code 57: invalid slot"
 "os error code 59: bad font file format"
 "os error code 60: device not a stream"
 "os error code 61: no data available"
 "os error code 62: timer expired"
 "os error code 63: out of streams resources"
 "os error code 64: machine is not on the network"
 "os error code 65: package not installed"
 "os error code 66: object is remote"
 "os error code 67: link has been severed"
 "os error code 68: advertise error"
 "os error code 69: srmount error"
 "os error code 70: communication error on send"
 "os error code 71: protocol error"
 "os error code 72: multihop attempted"
 "os error code 73: rfs specific error"
 "os error code 74: bad message"
 "os error code 75: value too large for defined data type"
 "os error code 76: name not unique on network"
 "os error code 77: file descriptor in bad state"
 "os error code 78: remote address changed"
 "os error code 79: can not access a needed shared library"
 "os error code 80: accessing a corrupted shared library"
 "os error code 81: .lib section in a.out corrupted"
 "os error code 82: attempting to link in too many shared libraries"
 "os error code 83: cannot exec a shared library directly"
 "os error code 84: invalid or incomplete multibyte or wide character"
 "os error code 85: interrupted system call should be restarted"
 "os error code 86: streams pipe error"
 "os error code 87: too many users"
 "os error code 88: socket operation on non-socket"
 "os error code 89: destination address required"
 "os error code 90: message too long"
 "os error code 91: protocol wrong type for socket"
 "os error code 92: protocol not available"
 "os error code 93: protocol not supported"
 "os error code 94: socket type not supported"
 "os error code 95: operation not supported"
 "os error code 96: protocol family not supported"
 "os error code 97: address family not supported by protocol"
 "os error code 98: address already in use"
 "os error code 99: cannot assign requested address"
 "os error code 100: network is down"
 "os error code 101: network is unreachable"
 "os error code 102: network dropped connection on reset"
 "os error code 103: software caused connection abort"
 "os error code 104: connection reset by peer"
 "os error code 105: no buffer space available"
 "os error code 106: transport endpoint is already connected"
 "os error code 107: transport endpoint is not connected"
 "os error code 108: cannot send after transport endpoint shutdown"
 "os error code 109: too many references: cannot splice"
 "os error code 110: connection timed out"
 "os error code 111: connection refused"
 "os error code 112: host is down"
 "os error code 113: no route to host"
 "os error code 114: operation already in progress"
 "os error code 115: operation now in progress"
 "os error code 116: stale nfs file handle"
 "os error code 117: structure needs cleaning"
 "os error code 118: not a xenix named type file"
 "os error code 119: no xenix semaphores available"
 "os error code 120: is a named type file"
 "os error code 121: remote i/o error"
 "os error code 122: disk quota exceeded"
 "os error code 123: no medium found"
 "os error code 124: wrong medium type"
 "os error code 125: operation canceled"
 "os error code 126: required key not available"
 "os error code 127: key has expired"
 "os error code 128: key has been revoked"
 "os error code 129: key was rejected by service"
 "os error code 130: owner died"
 "os error code 131: state not recoverable"

总结

以上所述是小编给大家介绍的linux命令返回值的含义，希望对大家有所帮助