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* configure.in: Test for struct lwp in <sys/lwp.h>

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* bsd-kvm.c (bsd_kvm_proc_cmd): If HAVE_STRUCT_LWP is defined, use
        the offset of l_addr in struct lwp.
This commit is contained in:
Nathan J. Williams 2004-08-07 21:52:15 +00:00
parent 7f245d65f7
commit da7d81e386
3 changed files with 20 additions and 0 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2004-08-07 Nathan J. Williams <nathanw@wasabisystems.com>
* configure.in: Test for struct lwp in <sys/lwp.h>.
* bsd-kvm.c (bsd_kvm_proc_cmd): If HAVE_STRUCT_LWP is defined, use
the offset of l_addr in struct lwp.
2004-08-07 Nathan J. Williams <nathanw@wasabisystems.com>
* bsd-kvm.c: Include "gdbcore.h"

4
gdb/bsd-kvm.c
View File

@ -230,7 +230,11 @@ bsd_kvm_proc_cmd (char *arg, int fromtty)
error ("No kernel memory image.");
addr = parse_and_eval_address (arg);
#ifdef HAVE_STRUCT_LWP
addr += offsetof (struct lwp, l_addr);
#else
addr += offsetof (struct proc, p_addr);
#endif
if (kvm_read (core_kd, addr, &bsd_kvm_paddr, sizeof bsd_kvm_paddr) == -1)
error ("%s", kvm_geterr (core_kd));

10
gdb/configure.in
View File

@ -553,6 +553,16 @@ if test $gdb_cv_struct_thread_td_pcb = yes; then
[Define to 1 if your system has td_pcb in struct thread.])
fi
# See if <sys/lwp.h> defines `struct lwp`.
AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp,
[AC_TRY_COMPILE([#include <sys/param.h>
#include <sys/lwp.h>], [struct lwp l;],
gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)])
if test $gdb_cv_struct_lwp = yes; then
AC_DEFINE(HAVE_STRUCT_LWP, 1,
[Define to 1 if your system has struct lwp.])
fi
# See if <machine/reg.h> degines `struct reg'.
AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
[AC_TRY_COMPILE([#include <sys/types.h>