tests/filter_libc

   1 #!/usr/bin/env perl
   2
   3 use strict;
   4 use warnings;
   5
   6 while (<>)
   7 {
   8     s/ __getsockname / getsockname /;
   9     s/ __sigaction / sigaction /;
  10     s/ __GI___/ __/;
  11     s/ __([a-z]*)_nocancel / $1 /;
  12
  13     # "lib[S|s]ystem*" occurs on Darwin, "libsocket" on older Solaris/illumos.
  14     s/\(in \/.*(libc|libSystem|libsystem|libsocket|libsys).*\)$/(in \/...libc...)/;
  15     s/\(within \/.*(libc|libSystem|libsystem|libsocket).*\)$/(within \/...libc...)/;
  16
  17     # Filter out dynamic loader
  18     s/ \(in \/.*ld-.*so\)$//;
  19
  20     # Remove the filename -- on some platforms (eg. Linux) it will be in
  21     # libc, on some (eg. Darwin) it will be in the main executable.
  22     s/\(below main\) \(.+\)$/(below main)/;
  23     s/start \(in \/usr\/lib\/system\/libdyld.dylib\)/(below main)/;
  24
  25     # libc on x86 FreeBSD
  26     s#_start1 \(src/lib/csu/i386/crt1_c.c.*#(below main)#;
  27     s#__libc_start1 \(in /...libc...\)#(below main)#;
  28
  29     # filter out the exact libc-start.c:### line number. (ppc64*)
  30     s/\(libc-start.c:[0-9]*\)$/(in \/...libc...)/;
  31
  32     # Merge the different C++ operator variations.
  33     s/(at.*)__builtin_new/$1...operator new.../;
  34     s/(at.*)operator new\(unsigned(| int| long)\)/$1...operator new.../;
  35
  36     s/(at.*)__builtin_vec_new/$1...operator new.../;
  37     s/(at.*)operator new\[\]\(unsigned(| int| long)\)/$1...operator new[].../;
  38
  39     s/(at.*)__builtin_delete/$1...operator delete.../;
  40     s/(at.*)operator delete\(void\*(, unsigned(| int| long))?\)/$1...operator delete.../;
  41
  42     s/(at.*)__builtin_vec_delete/$1...operator delete[].../;
  43     s/(at.*)operator delete\[\]\(void\*\)/$1...operator delete[].../;
  44
  45     # Some glibc versions complain about unexpected futex syscall errors.
  46     # With or without newline (see sourceware PR20271).
  47     next if /^The futex facility returned an unexpected error code.$/;
  48     s/The futex facility returned an unexpected error code.//;
  49
  50     print;
  51 }
  52
  53 exit 0;