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authorStu Grossman <grossman@cygnus>1996-05-06 21:27:37 +0000
committerStu Grossman <grossman@cygnus>1996-05-06 21:27:37 +0000
commit8fc2b4170d265de393242b325b4ff76f51c52555 (patch)
treee19352114da659be8fbb01723a2acb00e8384597 /gdb/target.c
parent1ed0c0e75db12ea291a4bfef18fc6e59243ba52a (diff)
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* fork-child.c (fork_inferior), inferior.h: init_trace_fun now
returns a possibly modified pid. * inftarg.c (ptrace_him): Now returns pid; * m3-nat.c (m3_trace_him): Now returns pid; * infcmd.c (run_command): Minor cleanup. * infrun.c (wait_for_inferior): Add another check for one_stepped near where we read the pc to avoid erroneously setting random_signal for multi-threaded support. * procfs.c: Add support for Solaris LWPs. Remove def of LOSING_POLL. Many cleanups... Several workarounds for Solaris lossage. System call entry and exit are now handled by dynamically registered handlers. * (syscallname): Don't barf when handed an unknown syscall number. * (info_proc_syscalls): Ditto. * sol-thread.c: New file. Implements Solaris thread support. * symfile.c (symbol_file_add): Add call to target_new_objfile to notify target-dependent code about new symbol tables. * (clear_symtab_users): Call target_new_objfile to notify it of the removal of all symbol tables. * target.c (push_target): Make sure that to_close is non-zero before calling it. * target.h (target_new_objfile): Provide default. * config/alpha/nm-osf2.h: Define LOSING_POLL because this version of OSF can't hack using poll with /proc. * config/sparc/nm-sun4sol2.h (target_new_objfile): Define to be sol-thread-new-objfile. * config/sparc/sun4sol2.mh: Add sol-thread.o to NATDEFFILES, and add libthread_db.so.1 to NAT_CLIBS. * config/sparc/tm-sun4sol2.h: Define PIDGET, TIDGET, and target_pid_to_str.
Diffstat (limited to 'gdb/target.c')
-rw-r--r--gdb/target.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/gdb/target.c b/gdb/target.c
index 9ae8941..c959b73 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -16,7 +16,7 @@ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "defs.h"
#include <errno.h>
@@ -445,7 +445,8 @@ push_target (t)
while (t->to_stratum == cur->target_ops->to_stratum)
{
/* There's already something on this stratum. Close it off. */
- (cur->target_ops->to_close) (0);
+ if (cur->target_ops->to_close)
+ (cur->target_ops->to_close) (0);
if (prev)
prev->next = cur->next; /* Unchain old target_ops */
else