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On Sun, Nov 05, 2006 at 06:47:07PM +0300, Peter Volkov (pva) wrote: |
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> Hello. |
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> |
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> Short question: What shall we use to link libraries/programs: gcc or ld? |
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> Why? |
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> |
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> A bit longer story: I have a problem during linking of wepattack on |
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> amd64 systems. Linking stage issues warning: |
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> |
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> $ x86_64-pc-linux-gnu-ld -o wepattack wepattack.o rc4.o wepfilter.o |
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> log.o modes.o misc.o verify.o keygen.o -lpcap -lz -lcrypto |
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> ld: warning: cannot find entry symbol _start; defaulting to |
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> 0000000000400e10 |
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> |
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> And resulted file is not executable. In google I found the most of |
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> tutorials/howtos suggest to link with gcc but some programs still use |
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> LD. From ld man page it's clear that it should link the program but this |
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> is not working. So what is the right way to do that? Why? |
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|
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Link using gcc unless your program is a very special case. _start is defined |
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in /usr/lib/crt1.o (may be slightly different on amd64), and that as well as |
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other object files typically required by every program will be pulled in by |
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gcc. |
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-- |
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