int fd; extern int errno; if((fd = open("/dev/dsp",O_WRONLY)) < 0) { printf("errno=%d\n",errno); } exit(0); } 如果dsp设备忙的话errno值将是16。 errno.h中定义的错误代码值如下: 查 看错误代码errno是调试程序的一个重要方法。当linuc C api函数发生异常时,一般会将errno变量(需inc...
int fd; extern int errno; if((fd = open("/dev/dsp",O_WRONLY)) < 0) { printf("errno=%d\n",errno); } exit(0); } 如果dsp设备忙的话errno值将是16。 errno.h中定义的错误代码值如下: 查 看错误代码errno是调试程序的一个重要方法。当linuc C api函数发生异常时,一般会将errno变量(需inclu...
如果你需要区分不同的错误代码, 那么最好在可能的地方使用符号名称.使用 errno 模块 File: errno-example-1.pyimport errnotry: fp = open("no.such.file...")except IOError, (error, message): if error == errno.ENOENT: print "no such file" elif...error == errno.EPERM: print "permission ...
errno:23Too manyopenfilesinsystemerrno:24Too manyopenfiles errno:25Inappropriate ioctlfordevice errno:26Text file busy errno:27File toolargeerrno:28Nospaceleftondevice errno:29Illegalseekerrno:30Read-onlyfilesystemerrno:31Too many links errno:32Broken pipe errno:33Numerical argumentoutofdomain errno:3...
errno16 : Device or resource busy errno17 : File exists errno18 : Invalid cross-device link errno19 : No such device errno20 : Not a directory errno21 : Is a directory errno22 : Invalid argument errno23 : Too many open files in system ...
errno16 : Device or resource busy errno17 : File exists errno18 : Invalid cross-device link errno19 : No such device errno20 : Not a directory errno21 : Is a directory errno22 : Invalid argument errno23 : Too many open files in system ...
errno:19Nosuch device errno:20Nota directory errno:21Isa directory errno:22Invalidargument errno:23Toomany open filesinsystem errno:24Toomany open files errno:25Inappropriateioctlfordevice errno:26Textfile busy errno:27Filetoo large errno:28Nospace left on device ...
errno16 : Device or resource busy errno17 : File exists errno18 : Invalid cross-device link errno19 : No such device errno20 : Not a directory errno21 : Is a directory errno22 : Invalid argument errno23 : Too many open files in system ...
Linux错误信息(errno)列表 124 EMEDIUMTYPE Wrong medium type 123 ENOMEDIUM No medium found 122 EDQUOT Disk quota exceeded 121 EREMOTEIO Remote I/O error 120 EISNAM Is a named type file 119 ENAVAIL No XENIX semaphores available 118 ENOTNAM Not a XENIX named type file...
如果你需要区分不同的错误代码, 那么最好在可能的地方使用符号名称.使用 errno 模块 File: errno-example-1.pyimport errnotry: fp = open("no.such.file...")except IOError, (error, message): if error == errno.ENOENT: print "no such file" elif...*``errorcode`` 字典把数字错误码映射到符号...