diff options
Diffstat (limited to 'src/btparser/normalize.c')
-rw-r--r-- | src/btparser/normalize.c | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/src/btparser/normalize.c b/src/btparser/normalize.c deleted file mode 100644 index 64ccada7..00000000 --- a/src/btparser/normalize.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - normalize.c - - Copyright (C) 2010 Red Hat, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - 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., - 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -*/ -#include "normalize.h" -#include "frame.h" -#include "thread.h" -#include "backtrace.h" -#include <string.h> - -void -btp_normalize_thread(struct btp_thread *thread) -{ - btp_normalize_dbus_thread(thread); - btp_normalize_gdk_thread(thread); - btp_normalize_glib_thread(thread); - btp_normalize_glibc_thread(thread); - btp_normalize_libstdcpp_thread(thread); - btp_normalize_linux_thread(thread); - btp_normalize_xorg_thread(thread); - - /* If the first frame has address 0x0000 and its name is '??', it - * is a dereferenced null, and we remove it. This frame is not - * really invalid, and it affects backtrace quality rating. See - * Red Hat Bugzilla bug #639038. - * @code - * #0 0x0000000000000000 in ?? () - * No symbol table info available. - * #1 0x0000000000422648 in main (argc=1, argv=0x7fffa57cf0d8) at totem.c:242 - * error = 0x0 - * totem = 0xdee070 [TotemObject] - * @endcode - */ - if (thread->frames && - thread->frames->address == 0x0000 && - thread->frames->function_name && - 0 == strcmp(thread->frames->function_name, "??")) - { - btp_thread_remove_frame(thread, thread->frames); - } - - /* If the last frame has address 0x0000 and its name is '??', - * remove it. This frame is not really invalid, and it affects - * backtrace quality rating. See Red Hat Bugzilla bug #592523. - * @code - * #2 0x00007f4dcebbd62d in clone () - * at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 - * No locals. - * #3 0x0000000000000000 in ?? () - * @endcode - */ - struct btp_frame *last = thread->frames; - while (last && last->next) - last = last->next; - if (last && - last->address == 0x0000 && - last->function_name && - 0 == strcmp(last->function_name, "??")) - { - btp_thread_remove_frame(thread, last); - } -} - -void -btp_normalize_backtrace(struct btp_backtrace *backtrace) -{ - struct btp_thread *thread = backtrace->threads; - while (thread) - { - btp_normalize_thread(thread); - thread = thread->next; - } -} |