9 * This error code is special: arch syscall entry code willreturn 10 * -ENOSYSifuserstry to call a syscall that doesn't exist. To keep 11 * failures of syscalls that reallydoexist distinguishable from 12 * failures due to attempts to use a nonexistent syscall, syscall 13 * implementati...
#include <errno.h> void showError(int err) { printf("errno : %5d , error : %s\n", err, strerror(err)); } void showAllErr() { int i = 0; for(;i < 256; i++) { showError(i); } } int main(int argc, char * argv[]) { showAllErr(); return 0; } 2、运行上面代码,...
int main(int argc, char ** argv) { int i = 0; for(i = 0; i < 256; i++) printf("errno.%02d is: %s\n", i, strerror(i)); return 0; } 编译此程序用命令: gcc -Wall strerror.c 执行程序: ./a.out 输出如下: errno.00 is: Success errno.01 is: Operation not permitted errno...
您好,wine是我。我使用的环境是Ubuntu 20.04。下面是终端输出信息。 $ wine MiraiOK.exe [16:40:24.8753] I MiraiOK 20200629.160938 running at windows-386 [16:40:24.8755] I 此程序以Affero GPL3.0协议发布,使用时请遵守协议 [16:40:24.8755] I 代码库: github.com/LXY1226/MiraiOK gitee.com/LXY1226/...
Linux手机读取GPS涉及到几个基础概念和技术要点。以下是对这个问题的详细解答: 基础概念 GPS(全球定位系统): GPS是一种卫星导航系统,能够提供地理位置、速度和时间信息。 Linux手机: 指的是运行Linux操作系统的智能手机,如某些定制ROM的设备或特定品牌的手机。 NMEA协议: GPS设备通常使用NMEA(National Marine Electronics...
("open");35return1;//退出码设置为136}37close(fd);38int cnt=5;39char outbuffer[64];40while(cnt)41{42sprintf(outbuffer,"%s:%d\n","hello linux",cnt--);43//以\0作为字符串的结尾,是C语言的规定,和文件没什么关系,文件要的是字符串的有效内容,不要\044//除非你就想把\0写到文件里面取,...
736 737 738 Chapter 16: Function return values and names 739 740 Functions can return values of many different kinds, and one of the 741 most common is a value indicating whether the function succeeded or 742 failed. Such a value can be represented as an error-code integer 743 (-Exxx =...
=> {"changed": false, "cmd": ["docker", "exec", "-t", "kolla_toolbox", "/usr/bin/ansible", "--version"], "delta": "0:00:01.251727", "end": "2018-08-29 22:52:03.283733", "msg": "non-zero return code", "rc": 126, "start": "2018-08-29 22:52:02.032006", "std...
staticvoidusb_kbd_irq(struct urb*urb){struct usb_kbd*kbd=urb->context;int i;switch(urb->status){// 只有urb->status==0时,说明数据传输成功case0:/* success */break;case-ECONNRESET:/* unlink */case-ENOENT:case-ESHUTDOWN:return;/* -EPIPE: should clear the halt */default:/* error *...
(bio); return size; } // 握手,获取Sec-WebSocket-Key的字符串,并转换为Sec-WebSocket-Accept所需字符串 int ws_open_shark(struct ntyevent *ev) { int idx = 0; char sec_data[128] = { 0 }; char sec_accept[128] = { 0 }; do { char linebuff[BUFFER_LENGTH] = { 0 }; idx = ...