GCC Front-end HOWTO: How to build a GCC front-end (so GCC can take care of the rest)
readelf$ readelf -s lib.so
Symbol table '.dynsym' contains 8 entries:
Num: Value Size Type Bind Vis Ndx Name
0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
1: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _ITM_deregisterT[...]
2: 0000000000000000 0 FUNC GLOBAL DEFAULT UND puts@GLIBC_2.2.5 (2)
3: 0000000000000000 0 NOTYPE WEAK DEFAULT UND __gmon_start__
4: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _ITM_registerTMC[...]
5: 0000000000000000 0 FUNC WEAK DEFAULT UND [...]@GLIBC_2.2.5 (2)
6: 000000000000111f 22 FUNC GLOBAL DEFAULT 12 lib_exported2
7: 0000000000001109 22 FUNC GLOBAL DEFAULT 12 lib_exported1
...
objdump$ objdump -T lib.so
lib.so: file format elf64-x86-64
DYNAMIC SYMBOL TABLE:
0000000000000000 w D *UND* 0000000000000000 Base _ITM_deregisterTMCloneTable
0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 puts
0000000000000000 w D *UND* 0000000000000000 Base __gmon_start__
0000000000000000 w D *UND* 0000000000000000 Base _ITM_registerTMCloneTable
0000000000000000 w DF *UND* 0000000000000000 GLIBC_2.2.5 __cxa_finalize
000000000000111f g DF .text 0000000000000016 Base lib_exported2
0000000000001109 g DF .text 0000000000000016 Base lib_exported1
Does not demangle C++ names unless passed the `--demangle`` flag.
nm$ nm -D --demangle lib.so
w __cxa_finalize@GLIBC_2.2.5
w __gmon_start__
w _ITM_deregisterTMCloneTable
w _ITM_registerTMCloneTable
U puts@GLIBC_2.2.5
0000000000001109 T lib_exported1()
000000000000111f T lib_exported2()
Does not demangle C++ names unless passed `--demangle`` flag.
Last modified 16 December 2024