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标题: GDB调试 [打印本页]

作者: TL_user 时间: 2017-8-15 16:05
标题: GDB调试
使用GDB调试时,l(list)命令下，代码只从第5行开始列出，前四行不能列出。执行c(continue)命令，程序出现报错：
linux系统调试端：[Inferior 1 (process 1905) exited with code 01]
AM4379目标板端：
Child exited with status 1
GDBserver exiting
完整信息如下：

Host端：
(gdb) target remote 192.168.1.102:1234
Remote debugging using 192.168.1.102:1234
warning: Unable to find dynamic linker breakpoint function.
GDB will be unable to debug shared library initializers
and track explicitly loaded dynamic code.
0x498c0c80 in ?? ()
(gdb) l
5 #include <string.h>
6 #include <unistd.h>
7
8 //using namespace std;
9 //unsigned char          * g_pRgbBuffer;
10 //#define FILENAME       "./test"
11
12 int main()
13 {
14       int                   iCameraCounts = 1;
(gdb) l
15       int                   iStatus=-1;
16       tSdkCameraDevInfo    tCameraEnumList;
17       int                   hCamera;
18       tSdkCameraCapbility    tCapability;
19       tSdkFrameHead          sFrameInfo;
20       BYTE*          pbyBuffer;
21       tSdkImageResolution    sImageSize;
22
23       printf("Number of Cameras is %d \n",iCameraCounts);
24    // CameraSdkInit(1);//相机SDK初始化，在调用任何SDK其他接口前，
(gdb) b20
Undefined command: "b20".  Try "help".
(gdb) b 20
Breakpoint 1 at 0x87d0: file ../helloworld/main.cpp, line 20.
(gdb) c
Continuing.
[Inferior 1 (process 1901) exited with code 01]
(gdb) c
The program is not being run.
(gdb) target remote 192.168.1.102:1234
Remote debugging using 192.168.1.102:1234
warning: Unable to find dynamic linker breakpoint function.
GDB will be unable to debug shared library initializers
and track explicitly loaded dynamic code.
0x498c0c80 in ?? ()
(gdb) c
Continuing.
[Inferior 1 (process 1905) exited with code 01]
(gdb)

目标板端Target：
Listening on port 1234
Remote debugging from host 192.168.1.103

Child exited with status 1
GDBserver exiting
root@am437x-evm:~#

谢谢各位前辈

作者: tree 时间: 2017-8-17 12:06
您好！请先用我司文档的测试代码看是否有问题。

作者: TL_user 时间: 2017-8-17 16:17

tree 发表于 2017-8-17 12:06
您好！请先用我司文档的测试代码看是否有问题。

使用例程可以正常运行

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