嵌入式平台下的ldd

时间：2022-12-14 19:06:54

x86平台有ldd可以很方便的查看对库的依赖关系，但在嵌入式linux环境中没有这个命令，替而代之是

CC=$(CROSS_COMPILE)gcc

LDD=$(CROSS_COMPILE)readelf

范例

 

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  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  
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