睿豐德科技 專注RFID識別技術和條碼識別技術與管理軟件的集成項目。質量追溯系統、MES系統、金蝶與條碼系統對接、用友與條碼系統對接

x86平臺有ldd可以很方便的查看對庫的依賴關系，但在嵌入式linux環境中沒有這個命令，替而代之是

CC=$(CROSS_COMPILE)gcc

LDD=$(CROSS_COMPILE)readelf

范例

 

[plain] view plain copy  

1. $(CROSS_COMPILE)readelf -d SDKDemo_video   
2. Dynamic section at offset 0x1a88 contains 22 entries:  
3.   Tag        Type                         Name/Value  
4.  0x00000001 (NEEDED)                     Shared library: [libtxdevicesdk.so]  
5.  0x00000001 (NEEDED)                     Shared library: [libpthread.so.0]  
6.  0x00000001 (NEEDED)                     Shared library: [libdl.so.0]  
7.  0x00000001 (NEEDED)                     Shared library: [libstdc++.so.6]  
8.  0x00000001 (NEEDED)                     Shared library: [libc.so.0]  
9.  0x0000000c (INIT)                       0x87cc  
10.  0x0000000d (FINI)                       0x96d0  
11.  0x00000019 (INIT_ARRAY)                 0x11a7c  
12.  0x0000001b (INIT_ARRAYSZ)               4 (bytes)  
13.  0x0000001a (FINI_ARRAY)                 0x11a80  
14.  0x0000001c (FINI_ARRAYSZ)               4 (bytes)  
15.  0x00000004 (HASH)                       0x8108  
16.  0x00000005 (STRTAB)                     0x84ec  
17.  0x00000006 (SYMTAB)                     0x824c  
18.  0x0000000a (STRSZ)                      512 (bytes)  
19.  0x0000000b (SYMENT)                     16 (bytes)  
20.  0x00000015 (DEBUG)                      0x0  
21.  0x00000003 (PLTGOT)                     0x11b60  
22.  0x00000002 (PLTRELSZ)                   224 (bytes)  
23.  0x00000014 (PLTREL)                     REL  
24.  0x00000017 (JMPREL)                     0x86ec  
25.  0x00000000 (NULL)                       0x0  

RFID管理系統集成商 RFID中間件 條碼系統中間層 物聯網軟件集成