????1.?????
??????windows????linux????????????????
???????????????????????写??????????????????????????????????小?
????????windows??linux???????????????????????????????
?????????????linux?渭??
????2.???????
????linux?渭??????????????????????????
????????????????????????????????
???????????????????????????????????谐????????????
????????????????????谐????????????????????????????薪?????????????????????小??
????3.??????????
???????????写??????械???????????????????????????????????????协?椤�
?????????????????????????????????????????????????????????????????????????
??????????????????????贸???????????????????????????????????霉??????????
????4.?????????尾?????
??????linux?锟�???????????.a?????????????????
????Step 1.?????????????????.o?????.o?????????????????????
????Step 2.ar???????.o?????.a??????????
??????????????.so??????gcc??????????????????
????????:
????$ gcc -fPIC -c *.c
????$ gcc -shared -Wl??-soname?? libfoo.so.1 -o libfoo.so.1.0 *.
????5.?????????????????????????娣�
??????linux?锟�????????????/usr/lib ?锟�?
??????????????????libxxxx.a??????xxxx???lib??????
??????????????????libxxxx.so.major.minor??xxxx???lib???????major?????姹�???minor????姹�???
????6.?????????????谐?????????些??
????ldd???????????????谐?????????????
????????# ldd /bin/lnlibc.so.6
????=> /lib/libc.so.6 (0×40021000)/lib/ld-linux.so.2
????=> /lib/ld- linux.so.2 (0×40000000)
???????????ln??????????libc???ld-linux??
????7.????谐???????械??????味?位????????
???????????????写????????????????????????????????????????路??
?????????????????????(dynamic linker/loader)??
????????elf????????谐???????ld-linux.so*????????????????elf????? DT_RPATH??—????????LD_LIBRARY_PATH—/etc/ld.so.cache????斜?—/lib/??/usr/lib????????????????????妾�