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Re: How to configure a cross gdb to debug natively


On Fri, Jul 13, 2001 at 01:23:46PM -0700, H . J . Lu wrote:
> I'd like to configure gdb inside a tree with binutils, gcc and gdb
> on Linux/i686 with
> 
> # ../configure --target=i386-linux ....
> 
> I do that on purpose so that gcc and binutils won't use any files
> on the host machine. But gdb refuses to debug natively on Linux/i686
> since it is configured as a cross gdb, However, Linux/i686 is
> compatible with i386-linux, how can I convince gdb to debug natively?
> 

This patch seems to do the trick for me.


H.J.
----
2001-07-13  H.J. Lu  (hjl@gnu.org)

	* configure.in: Check "${target_os}" = "${host_os}" and
	"${gdb_target_cpu}" = "${gdb_host_cpu}" for native files
	instead of "${target}" = "${host}".
	* configure: Regenerated.

--- gdb/configure.in.arch	Fri Jul 13 12:12:33 2001
+++ gdb/configure.in	Fri Jul 13 13:36:15 2001
@@ -1183,7 +1183,7 @@ s/GDB_MULTI_ARCH[ 	]*=[ 	]*\([^ 	]*\)[ 	
 # these really aren't orthogonal true/false values of the same condition,
 # but shells are slow enough that I like to reuse the test conditions
 # whenever possible
-if test "${target}" = "${host}"; then
+if test "${target_os}" = "${host_os}" -a "${gdb_target_cpu}" = "${gdb_host_cpu}"; then
 nativefile=`sed -n '
 s/NAT_FILE[ 	]*=[ 	]*\([^ 	]*\)/\1/p
 ' ${host_makefile_frag}`


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