view make/bsd/adlc_updater @ 17847:a57ba009d4dc

8032011: nsk/stress/jck60/jck60022 crashes in src\share\vm\runtime\synchronizer.cpp:239 Summary: biased locking's revoke_bias locks monitor in compiled frame with eliminated lock Reviewed-by: kvn, iveresov
author roland
date Thu, 27 Feb 2014 09:37:16 +0100
parents f08d439fab8c
children
line wrap: on
line source

#! /bin/sh
#
# This file is used by adlc.make to selectively update generated
# adlc files. Because source and target diretories are relative
# paths, this file is copied to the target build directory before
# use.
#
# adlc-updater <file> <source-dir> <target-dir>
#
fix_lines() {
  # repair bare #line directives in $1 to refer to $2
  awk < $1 > $1+ '
    /^#line 999999$/ {print "#line " (NR+1) " \"" F2 "\""; next}
    {print}
  ' F2=$2
  mv $1+ $1
}
fix_lines $2/$1 $3/$1
[ -f $3/$1 ] && cmp -s $2/$1 $3/$1 || \
( [ -f $3/$1 ] && echo Updating $3/$1 ; touch $2/made-change ; mv $2/$1 $3/$1 )