buildtools/scripts/abi_gen.sh

   1 #!/bin/sh
   2 # generate a set of ABI signatures from a shared library
   3
   4 SHAREDLIB="$1"
   5
   6 GDBSCRIPT="gdb_syms.$$"
   7
   8 (
   9         cat <<EOF
  10 set height 0
  11 set width 0
  12 EOF
  13
  14         # On older linker versions _init|_fini symbols are not hidden.
  15         objdump --dynamic-syms "${SHAREDLIB}" |
  16                 awk '$0 !~ /.hidden/ {if ($2 == "g" && $3 ~ /D(F|O)/ && $4 ~ /(.bss|.rodata|.text)/) print $NF}' |
  17                 sort |
  18                 while read -r s; do
  19                         echo "echo $s: "
  20                         echo p "${s}"
  21                 done
  22 ) >$GDBSCRIPT
  23
  24 # forcing the terminal avoids a problem on Fedora12
  25 TERM=none gdb -n -batch -x $GDBSCRIPT "$SHAREDLIB" </dev/null
  26 rm -f $GDBSCRIPT