| #! /bin/sh |
| |
| # filter the output of gdb. |
| |
| dir=`dirname $0` |
| |
| $dir/filter_stderr | |
| |
| # Anonymise addresses |
| $dir/../tests/filter_addresses | |
| |
| # memcheck stuff |
| $dir/filter_memcheck_monitor "$@" | |
| |
| # memcheck filter might leave some "..." lines, we are not interested |
| sed -e '/^\ \ \ \ \.\.\.$/d' | |
| |
| # Anonymise or remove : |
| # delete the initial lines between the launch of vgdb and the |
| # output of the echo command telling it is launched. |
| # This removes a whole lot of uninteresting lines varying |
| # with OS/glibc/gdb dep |
| # then have a general way to delete uninteresting and vayring |
| # lines. |
| # suppress lines telling file _exit.c does not exist |
| # initial tty control character sent by gdb 7.0 |
| # remove missing debuginfos |
| # vgdb message |
| # pid numbers |
| # Thread numbers |
| # delete thread switches |
| # info threads output (e.g. which thread is running and syscall) |
| # delete Reading symbols file lines |
| # delete Loaded symbols file lines |
| # delete language switch messages. |
| # remove gdb prompts. |
| # remove gdb continuation prompts. |
| # remove gdb done prompts. |
| # a 'general' system calls stack trace part |
| # a more specialised system call select stack trace part |
| # (on 32 bits, we have an int_80, on 64 bits, directly select) |
| # and yet another (gdb 7.0 way) to get a system call |
| # and yet another (gdb 7.0 arm way) to get a system call |
| # and cleanup some lines for a system call (on ubuntu 10 64 bits) |
| # (pay attention : there are tab characters there in) |
| # + yet another way to get a select system call |
| # and yet another (Solaris way) to get a poll system call |
| # (on 32 bits, we have /lib/libc.so.*, on 64 bits, /lib/64/libc.so.*) |
| # which registers can't be modified |
| # special transform for arm/ppc watchpoints which have an additional address |
| # at the beginning |
| # SIGFPE backtrace is varying so much that we just remove all lines |
| # after the signal trapping using an expr in this sed, followed by another sed. |
| # transform info thread of 7.3 into the layout of 7.2 and before. |
| # delete lines telling that some memory can't be accessed: this is |
| # a.o. produced by gdb 7.2 on arm (same with standard gdbserver) |
| # delete empty lines (the last line (only made of prompts) sometimes |
| # finishes with a new line, sometimes not ???). |
| # 'exited with code' and 'exited normally' are printed slightly |
| # differently between gdb versions, normalize to "Program exited...". |
| # for hgtls the breakpoint p=... address might show var location. |
| # gdb might also try to show the "entry value" p=p@entry=0x... |
| # Some gdb versions don't show the source line:number after switching |
| # threads in #0 0x........ in do_burn (). |
| sed -e '/Remote debugging using/,/vgdb launched process attached/d' \ |
| -e '/filter_gdb BEGIN drop/,/filter_gdb END drop/d' \ |
| -e 's/^\[?1034hReading symbols/Reading symbols/' \ |
| -e '/^Missing separate debuginfo/d' \ |
| -e '/\/_exit.c: No such file or directory/d' \ |
| -e '/^Try: zypper install -C/d' \ |
| -e 's/\(relaying data between gdb and process \)[0-9][0-9]*/\1..../' \ |
| -e 's/pid [0-9][0-9]*/pid ..../g' \ |
| -e 's/Thread [0-9][0-9]*/Thread ..../g' \ |
| -e '/\[Switching to Thread ....\]/d' \ |
| -e 's/\(\[Switching to thread [1234] (Thread ....)\]\)#0/\1\n#0/' \ |
| -e 's/^\([ \* ] [0-9] Thread .... (tid [0-9] VgTs_WaitSys) 0x........ in\).*$/\1 syscall .../' \ |
| -e 's/#[0-9]\( 0x........ in sleeper_or_burner\)/#.\1/' \ |
| -e 's/\(#0 0x........ in do_burn ()\) at sleepers.c:41/\1/' \ |
| -e '/^Reading symbols from .*\.\.\.done\./d' \ |
| -e '/^Loaded symbols for .*$/d' \ |
| -e '/^Current language.*/d' \ |
| -e '/^The current source language is.*/d' \ |
| -e 's/^.*\( exited with code [0-9]\+\).$/Program\1\./g' \ |
| -e 's/^.*\( exited normally\).$/Program\1\./g' \ |
| -e 's/(gdb) //g' \ |
| -e 's/^>[> ]*//' \ |
| -e '/^done\.$/d' \ |
| -e 's/in _dl_sysinfo_int80 () from \/lib\/ld-linux.so.*/in syscall .../' \ |
| -e 's/in kill ().*$/in syscall .../' \ |
| -e 's/in .*kill ().*$/in syscall .../' \ |
| -e 's/in _dl_sysinfo_int80 ()/in syscall .../' \ |
| -e '/^ from \/lib\/ld-linux.so.*$/d' \ |
| -e 's/\(0x........\) in ?? () from \/lib.*$/\1 in syscall .../' \ |
| -e 's/\(0x........\) in ?? ()$/\1 in syscall .../' \ |
| -e 's/in \(.__\)\{0,1\}select () from \/.*$/in syscall .../' \ |
| -e '/^ from \/lib\/libc.so.*$/d' \ |
| -e '/^ from \/lib64\/libc.so.*$/d' \ |
| -e '/^ from \/lib64\/.*\/libc.so.*$/d' \ |
| -e 's/in select ()$/in syscall .../' \ |
| -e 's/in \.__select ()$/in syscall .../' \ |
| -e 's/in select () at \.\.\/sysdeps\/unix\/syscall-template\.S.*$/in syscall .../' \ |
| -e '/^[ ]*at \.\.\/sysdeps\/unix\/syscall-template\.S/d' \ |
| -e '/^[ ]*in \.\.\/sysdeps\/unix\/syscall-template\.S/d' \ |
| -e '/^[1-9][0-9]*[ ]*\.\.\/sysdeps\/unix\/syscall-template\.S/d' \ |
| -e '/^[1-9][0-9]*[ ]in *\.\.\/sysdeps\/unix\/syscall-template\.S/d' \ |
| -e '/^[1-9][0-9]*[ ]T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)/d' \ |
| -e 's/in __pollsys () from \/.*$/in syscall .../' \ |
| -e '/^ from \/lib\/64\/libc.so.*$/d' \ |
| -e 's/\(Could not write register \)".*"/\1 "xxx"/' \ |
| -e 's/\(ERROR changing register \).*$/\1 xxx regno y/' \ |
| -e 's/0x........ in \(main (argc=1, argv=0x........) at watchpoints.c:[24][3689]\)/\1/' \ |
| -e 's/0x........ in \(main () at clean_after_fork.c:34\)/\1/' \ |
| -e 's/\(^.*signal SIGFPE.*$\)/\1\nafter trap SIGFPE/' \ |
| -e 's/p=p@entry=0x/p=0x/' \ |
| -e 's/\(^Breakpoint 1, tls_ptr (p=0x........\) <tests[0-9+]*>\() at tls.c:55\)/\1\2/' \ |
| -e '/Id Target Id Frame/d' \ |
| -e 's/^\([ \*] [1234] \) *Thread /\1Thread /' \ |
| -e 's/VgTs_WaitSys) 0x/VgTs_WaitSys) 0x/' \ |
| -e '/Cannot access memory at address 0x......../d' \ |
| -e '/\[New Thread/d' \ |
| -e '/^$/d' | |
| |
| # remove all the lines telling where the SIGFPE was trapped. |
| sed -e '/after trap SIGFPE/,/after continue SIGFPE/d' | |
| |
| # join together two lines that gdb 7.1 splits in two (???) |
| # (in a separate sed, as the below influences the behaviour of the other expressions) |
| sed -e :a -e '$!N;s/\n at sleepers.c:39/ at sleepers.c:39/;ta' -e 'P;D' |
| |