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From: "Rude, Randy [Cont]" <Randy.Rude@gdcanada.com>
To: 'Andrew Cagney' <ac131313@ges.redhat.com>
Cc: gdb@sources.redhat.com
Subject: RE: Problem building 5.2 for m68k-elf on Solaris
Date: Thu, 27 Jun 2002 10:48:00 -0000
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> > $ ../gdb-5.2/configure --target=m68k-elf
> >> [snip]
> >> 
> >> $ make
> >> [snip]
> >> gcc -c -g -O2  -I/usr/include/v9  -I. -I../../gdb-5.2/gdb
> >> -I../../gdb-5.2/gdb/config -DHAVE_CONFIG_H
> >> -I../../gdb-5.2/gdb/../include/opcode 
> >> -I../../gdb-5.2/gdb/../readline/..
> >> -I../bfd -I../../gdb-5.2/gdb/../bfd  -I../../gdb-5.2/gdb/../include
> >> -I../intl -I../../gdb-5.2/gdb/../intl  -DMI_OUT=1 -DUI_OUT=1 
> >> -Wimplicit
> >> -Wreturn-type -Wcomment -Wtrigraphs -Wformat -Wparentheses 
> >> -Wpointer-arith
> >> -Wuninitialized  ../../gdb-5.2/gdb/ser-unix.c
> >> In file included from /usr/include/netinet/in.h:41,
> >>                  from /usr/include/sys/socket.h:200,
> >>                  from ../../gdb-5.2/gdb/ser-unix.c:29:
> >> /usr/include/sys/stream.h:327: redefinition of `struct bcache'
> >> gmake[1]: *** [ser-unix.o] Error 1
> >> 
> >> Randy
> >> 
> > 
> > 
> > This is a namespace conflict.  The Solaris stream.h defines 
> struct bcache
> > which is also defined by GDB in bcache.h; the latter is 
> being included
> > unnecessarily in the files ser-unix.c, ser-pipe.c, and ser-tcp.c.
> > 
> > I was able to get the m68k-elf target to build by adding:
> > 
> > #define BCACHE_H 1
> > 
> > at the top of each of these files.  Not that I'd submit 
> that as a patch ;-)
> > but this allows me to build native Solaris and m68k-elf targets.
> > 
> > Hopefully someone more familiar with the code can come up 
> with a more
> > elegant solution?
> 
> Would you be able to determine/explain exactly how "bcache.h" 
> came to be 
> included?  Looking at ser-*.c, nothing obvious jumped out.
> 

bcache.h is:
        included from ../../work/gdb/symtab.h:31,
                 from ../../work/gdb/value.h:270,
                 from ../../work/gdb/gdbarch.h:41,
                 from ../../work/gdb/defs.h:1035,
                 from ../../work/gdb/ser-unix.c:22:

Hope that helps.

	Randy