I tried doing the same on FreeBSD 3.2-STABLE
but when I run it it complains that it is unable to find dynamic linker
breakpoint function and then it stops with a SIGTRAP.
Any ideas what might be wrong?
Thanks.
-Kip
On Fri, 20 Aug 1999, Richard Cownie wrote:
> I managed to build gdb-4.17 in FreeBSD 4.0, here's how to do it:
>
> 1) gdb-4.17/configure --host=i386-unknown-freebsdelf4.0
> Have to specify the host explicitly, otherwise it doesn't realize
> it needs to use ELF.
>
> 2) in gdb-4.17/Makefile, add "-DSVR4_SHARED_LIBS" to definition of CFLAGS
>
> 3) in gdb-4.17/gdb/solib.c, add #include "elf/common.h"
> (after #include "elf/external.h")
>
> 4) in gdb-4.17/gdb/infptrace.c, add #define U_REGS_OFFSET 0x1fa8
> I figured out this number the hard way by searching all the valid PT_READ_U
> addresses and comparing the results with PT_GETREGS - found locations
> where eip and esp values matched up. Doubtless there's a better way to
> get the right value.
>
> Then it should all build (and perhaps work). The same hacks probably apply
> to gdb-4.18 and gdb-current (but so far gdb-4.17 is the most useful version
> I've seen for debugging C++).
>
> Richard Cownie ([EMAIL PROTECTED])
>
>
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