view make/linux/adlc_updater @ 11963:1b6395189726

8012263: ciReplay: gracefully exit & report meaningful error when replay data parsing fails Summary: find_method could return NULL so need explicitly check if there is error after parse_method, exit on error to avoid crash. Reviewed-by: kvn, twisti Contributed-by: yumin.qi@oracle.com
author minqi
date Fri, 19 Jul 2013 14:43:45 -0700
parents a50abfc67f31
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 )