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Git OBS Bridge
Git OBS Bridge
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@@ -1,7 +1,9 @@
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--- /dev/null 2008-05-02 23:36:22.370004160 +0200
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+++ gdb-6.8/gdb/testsuite/gdb.base/gcore-shmid0.exp 2008-05-03 22:36:56.000000000 +0200
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@@ -0,0 +1,120 @@
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+# Copyright 2007 Free Software Foundation, Inc.
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Index: gdb-6.8.50.20090302/gdb/testsuite/gdb.base/gcore-shmid0.exp
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ gdb-6.8.50.20090302/gdb/testsuite/gdb.base/gcore-shmid0.exp 2009-06-29 16:24:36.000000000 +0200
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@@ -0,0 +1,96 @@
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+# Copyright 2007, 2009 Free Software Foundation, Inc.
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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@@ -17,43 +19,22 @@
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+# along with this program; if not, write to the Free Software
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+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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+
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+# Please email any bugs, comments, and/or additions to this file to:
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+# bug-gdb@prep.ai.mit.edu
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+
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+# Test GDB's handling of gcore for mapping with a name but zero inode.
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+
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+set testfile "gcore-shmid0"
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+set srcfile ${testfile}.c
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+set binfile ${objdir}/${subdir}/${testfile}
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+
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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+ untested gcore.exp
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+ return -1
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+if { [prepare_for_testing gcore-shmid0.exp gcore-shmid0] } {
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+ return -1
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+}
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+
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+# Start with a fresh gdb.
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+
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+gdb_exit
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+gdb_start
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+gdb_reinitialize_dir $srcdir/$subdir
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+gdb_load ${binfile}
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+
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+# Does this gdb support gcore?
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+send_gdb "help gcore\n"
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+gdb_expect {
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+set test "help gcore"
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+gdb_test_multiple $test $test {
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+ -re "Undefined command: .gcore.*$gdb_prompt $" {
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+ # gcore command not supported -- nothing to test here.
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+ unsupported "gdb does not support gcore on this target"
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+ return -1;
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+ }
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+ -re "Save a core file .*$gdb_prompt $" {
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+ pass "help gcore"
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+ }
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+ -re ".*$gdb_prompt $" {
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+ fail "help gcore"
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+ }
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+ timeout {
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+ fail "help gcore (timeout)"
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+ pass $test
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+ }
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+}
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+
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@@ -86,9 +67,6 @@
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+ -re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
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+ unsupported $test
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+ }
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+ eof {
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+ fail $test
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+ }
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+}
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+
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+# Be sure to remove the handle first.
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@@ -121,10 +99,12 @@
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+ fail $test
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+ }
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+}
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--- /dev/null 2008-05-02 23:36:22.370004160 +0200
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+++ gdb-6.8/gdb/testsuite/gdb.base/gcore-shmid0.c 2008-05-03 22:39:10.000000000 +0200
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@@ -0,0 +1,95 @@
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+/* Copyright 2007 Free Software Foundation, Inc.
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Index: gdb-6.8.50.20090302/gdb/testsuite/gdb.base/gcore-shmid0.c
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===================================================================
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--- /dev/null 1970-01-01 00:00:00.000000000 +0000
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+++ gdb-6.8.50.20090302/gdb/testsuite/gdb.base/gcore-shmid0.c 2009-06-29 16:22:49.000000000 +0200
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@@ -0,0 +1,123 @@
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+/* Copyright 2007, 2009 Free Software Foundation, Inc.
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+
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+ This file is part of GDB.
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+
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@@ -155,7 +135,10 @@
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+#include <unistd.h>
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+#include <assert.h>
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+
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+/* We need a backtrace through the stack. */
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+/* The same test running in a parallel testsuite may steal us the zero SID,
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+ even if we never get any EEXIST. Just try a while. */
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+
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+#define TIMEOUT_SEC 10
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+
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+static void
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+initialized (void)
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@@ -172,19 +155,41 @@
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+{
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+ int sid;
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+ unsigned int *addr = (void *) -1L;
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+ int try;
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+ int attempt, round = 0;
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+ time_t ts_start, ts;
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+
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+ /* The generated SID will cycle with an increment of 32768, try until it
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+ if (time (&ts_start) == (time_t) -1)
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+ {
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+ printf ("time (): %m\n");
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+ exit (1);
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+ }
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+
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+ /* The generated SID will cycle with an increment of 32768, attempt until it
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+ * wraps to 0. */
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+
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+ for (try = 0; addr == (void *) -1L; try++)
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+ for (attempt = 0; addr == (void *) -1L; attempt++)
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+ {
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+ /* At least kernel-2.6.25-8.fc9.x86_64 just never returns the value 0 by
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+ shmget(2). */
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+ if (try > 0x10000)
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+ /* kernel-2.6.25-8.fc9.x86_64 just never returns the value 0 by
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+ shmget(2). shmget returns SID range 0..1<<31 in steps of 32768,
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+ 0x1000 should be enough but wrap the range it to be sure. */
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+
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+ if (attempt > 0x21000)
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+ {
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+ printf ("Problem no longer reproducible on this kernel (try %d)\n",
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+ try);
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+ if (time (&ts) == (time_t) -1)
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+ {
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+ printf ("time (): %m\n");
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+ exit (1);
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+ }
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+
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+ if (ts >= ts_start && ts < ts_start + TIMEOUT_SEC)
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+ {
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+ attempt = 0;
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+ round++;
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+ continue;
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+ }
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+
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+ printf ("Problem is not reproducible on this kernel (attempt %d, "
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+ "round %d))\n", attempt, round);
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+ unresolved ();
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+ exit (1);
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+ }
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@@ -192,6 +197,9 @@
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+ sid = shmget ((key_t) rand (), 0x1000, IPC_CREAT | IPC_EXCL | 0777);
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+ if (sid == -1)
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+ {
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+ if (errno == EEXIST)
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+ continue;
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+
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+ printf ("shmget (%d, 0x1000, IPC_CREAT): errno %d\n", 0, errno);
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+ exit (1);
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+ }
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