f056ae4c36
- More RHEL-5 compatibility updates.
- Disable warning messages new for gdb-6.8+ for RHEL-5 backward
compatibility.
- Workaround RHEL-5 kernels for detaching SIGSTOPped processes (BZ 498595).
- Serialize the testsuite output to keep the order for regression checks.
- Re-enable python for all non-ppc* arches.
- More gcc44 stack exceptions when running the testsuite on RHEL-5.
- Fix backward compatibility with G++ 4.1 namespaces "::".
- Fix regression on re-setting the single ppc watchpoint slot.
- Update snapshot of FSF gdb-7.0.x branch.
- Backport fix of dcache invalidation locking up GDB on ppc64 targets.
44 lines
1.4 KiB
Diff
44 lines
1.4 KiB
Diff
gdb/linux-nat.c:
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- Workaround RHEL-5 kernels for detaching SIGSTOPped processes (BZ 498595).
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--- gdb-6.8/gdb-orig/symfile.c 2008-08-21 00:06:50.000000000 +0200
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+++ gdb-6.8/gdb/symfile.c 2008-08-21 22:31:00.000000000 +0200
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@@ -1456,8 +1456,10 @@ find_separate_debug_file (struct objfile
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/* Prevent looping on a stripped .debug file. */
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if (build_id_name != NULL && strcmp (build_id_name, objfile->name) == 0)
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{
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+#if 0 /* RHEL-5 backward behavior compatibility. */
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warning (_("\"%s\": separate debug info file has no debug info"),
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build_id_name);
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+#endif
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xfree (build_id_name);
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}
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else if (build_id_name != NULL)
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--- gdb-7.0-orig/gdb/linux-nat.c 2009-12-19 20:53:46.000000000 +0100
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+++ gdb-7.0/gdb/linux-nat.c 2009-12-19 20:55:02.000000000 +0100
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@@ -1604,8 +1604,22 @@ GPT: lwp %s had signal %s, but it is in
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*status = lp->status;
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}
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- if (*status == 0 && GET_PID (lp->ptid) == pid_was_stopped)
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- *status = W_STOPCODE (SIGSTOP);
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+ /* Workaround RHEL-5 kernel which has unreliable PTRACE_DETACH, SIGSTOP (that
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+ many TIDs are left unstopped). See RH Bug 496732. */
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+ if (GET_PID (lp->ptid) == pid_was_stopped)
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+ {
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+ int err;
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+
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+ errno = 0;
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+ err = kill_lwp (GET_LWP (lp->ptid), SIGSTOP);
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+ if (debug_linux_nat)
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+ {
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+ fprintf_unfiltered (gdb_stdlog,
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+ "SC: lwp kill %d %s\n",
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+ err,
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+ errno ? safe_strerror (errno) : "ERRNO-OK");
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+ }
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+ }
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return 0;
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}
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