1#! /bin/sh
2
3# This filter should be applied to *every* stderr result.  It removes
4# Valgrind startup stuff and pid numbers.
5#
6# Nb: The GNU and BSD implementations of 'sed' are quite different, so
7# anything remotely complicated (e.g. "\(a\|b\)" alternatives) can't be
8# easily done.  Use Perl instead for any such cases.
9
10dir=`dirname $0`
11
12# Remove ==pid== and --pid-- and **pid** strings
13perl -p -e 's/(==|--|\*\*)[0-9]{1,7}\1 //' |
14
15# Do NOT remove debug level output, i.e. lines beginning with --pid:
16# Doing so would also remove asserts from the address space manager
17# and we always to see those.
18
19# Remove "Command: line".  (If wrapping occurs, it won't remove the
20# subsequent lines...)
21sed "/^Command: .*$/d" |
22
23# Remove "WARNING: assuming toc 0x.." strings
24sed "/^WARNING: assuming toc 0x*/d" |
25
26# Remove "Using Valgrind-$VERSION and LibVEX..." line.
27# Tools have to filter their own line themselves.
28sed "/^Using Valgrind-.* and LibVEX; rerun with -h for copyright info/ d" |
29
30# Anonymise line numbers in vg_replace_malloc.c, remove dirname if present
31perl -p -e "s/(m_replacemalloc\/)?vg_replace_malloc.c:\d+\)/vg_replace_malloc.c:...\)/" |
32
33# Likewise for valgrind.h
34perl -p -e "s/valgrind\.h:\d+\)/valgrind\.h:...\)/" |
35
36# Hide suppressed error counts
37sed "s/^\(ERROR SUMMARY[^(]*(suppressed: \)[0-9]*\( from \)[0-9]*)$/\10\20)/" |
38
39# Reduce some libc incompatibility
40$dir/filter_libc |
41
42# Remove line info out of order warnings
43sed "/warning: line info addresses out of order/d" |
44
45# Older bash versions print abnormal termination messages on the stderr
46# of the bash process. Newer bash versions redirect such messages properly.
47# Suppress any redirected abnormal termination messages. You can find the
48# complete list of messages in the bash source file siglist.c.
49perl -n -e 'print if !/^(Segmentation fault|Alarm clock|Aborted|Bus error|Killed)( \(core dumped\))?$/' |
50
51# Similar as above, but for ksh on Solaris/illumos.
52perl -n -e 'print if !/^(Memory fault|Killed) $/' |
53
54# Translate intercepted glibc functions back to their canonical name
55perl -p -e "s/: memcpy\@\@?GLIBC_[.1-9]+ \(vg_replace_strmem.c:.*?\)/: memcpy \(vg_replace_strmem.c:...\)/" |
56sed -e "s/: \(__GI_\|__\|\)\(memcmp\|memcpy\|strcpy\|strncpy\|strchr\|strrchr\)\(\|_sse4_1\|_sse42\|_sse2_unaligned\|_sse2\) (vg_replace_strmem.c:/: \2 (vg_replace_strmem.c:/" |
57
58# Remove any ": dumping core" message as the user might have a
59# limit set that prevents the core dump
60sed "s/\(signal [0-9]* (SIG[A-Z]*)\): dumping core/\1/" |
61
62# Remove the size in "The main thread stack size..." message.
63sed "s/The main thread stack size used in this run was [0-9]*/The main thread stack size used in this run was .../" |
64
65# Remove the size in "10482464 bytes below stack pointer" message.
66sed "s/[0-9][0-9]* bytes below stack pointer/.... bytes below stack pointer/" |
67
68# Suppress warnings from incompatible debug info
69sed '/warning: the debug information found in "[^"]*" does not match/d' |
70
71# Suppress warnings from Dwarf reader
72sed '/warning: evaluate_Dwarf3_Expr: unhandled DW_OP_/d'
73