Library for exectable

相關指令:

ldd

LD_LIBRARY_PATH

file

描述:

程式的動態函式庫解析:ldd

ldd - print shared library dependencies

SYNOPSIS
       ldd [OPTION]...  FILE...

DESCRIPTION
       ldd  prints  the  shared libraries required by each program or shared library
       specified on the command line.

OPTIONS
       --version
              Print the version number of ldd.

       -v --verbose
              Print all information, including e.g. symbol versioning information.

       -u --unused
              Print unused direct dependencies.

       -d --data-relocs
              Perform relocations and report any missing objects (ELF only).

       -r --function-relocs
              Perform relocations for both data objects and  functions,  and  report
              any missing objects or functions (ELF only).

       --help Usage information.

 

db4102:/magma/cdbu-release/siliconsmart/SiliconSmart-2011.04.03-3353/linux24_x86_64/bin>ldd siliconsmart
linux-gate.so.1 => (0xffffe000)
libdl.so.2 => /lib/libdl.so.2 (0x006ce000)
libtermcap.so.2 => /lib/libtermcap.so.2 (0x55556000)
libnsl.so.1 => /lib/libnsl.so.1 (0x00a6b000)
libpthread.so.0 => /lib/libpthread.so.0 (0x006b5000)
libutil.so.1 => /lib/libutil.so.1 (0x00a3a000)
libcrypt.so.1 => /lib/libcrypt.so.1 (0x5555b000)
librt.so.1 => /lib/librt.so.1 (0x00ad0000)
libz.so.1 => /usr/lib/libz.so.1 (0x00926000)
libelf.so.1 => /usr/lib/libelf.so.1 (0x5558d000)
libstdc++.so.5 => /usr/lib/libstdc++.so.5 (0x555a4000)
libm.so.6 => /lib/libm.so.6 (0x0068c000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x006d4000)
libc.so.6 => /lib/libc.so.6 (0x00545000)
/lib/ld-linux.so.2 (0x00527000)

觀察檔案類型: file

db4102:/magma/cdbu-release/siliconsmart/SiliconSmart-2011.04.03-3353/linux24_x86_64/bin>file siliconsmart
siliconsmart: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), for GNU/Linux 2.2.5, dynamically linked (uses shared libs), for GNU/Linux 2.2.5, stripped

動態聯結庫位置: LD_LIBRARY_PATH

env | grep LD_LIBRARY_PATH
LD_LIBRARY_PATH=/usr/lib:/projects/fs_utils/builds/release/FINESIM.2011.11/FINESIM/finesim/platform/Linux64:/projects/fs_utils/builds/release/FINESIM.2011.11/FINESIM/finesim/platform/Linux64:/usr/lib:/lib:/usr/local/X11R6/lib:/usr/ucblib:/tools/cad/aldec/2008.06/bin:/home/mojave/tools/cadence/CDS_61_INSTALL/CDS_INST_DIR/tools/lib
LD_LIBRARY_PATH_BEFORE_CADENCE=/projects/fs_utils/builds/release/FINESIM.2011.11/FINESIM/finesim/platform/Linux64:/projects/fs_utils/builds/release/FINESIM.2011.11/FINESIM/finesim/platform/Linux64:/usr/lib:/lib:/usr/local/X11R6/lib:/usr/ucblib:/tools/cad/aldec/2008.06/bin