bin/update_pch.sh

   1 #! /bin/bash
   2 #
   3 # This file is part of the LibreOffice project.
   4 #
   5 # This Source Code Form is subject to the terms of the Mozilla Public
   6 # License, v. 2.0. If a copy of the MPL was not distributed with this
   7 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8 #
   9
  10 # Usage: update_pch.sh [precompiled_xxx.hxx]
  11
  12 root=`dirname $0`
  13 root=`cd $root/.. && pwd`
  14
  15 if test -z "$1"; then
  16     headers=`ls $root/*/inc/pch/precompiled_*.hxx`
  17 else
  18     headers="$1"
  19 fi
  20
  21 for x in $headers; do
  22     header=$x
  23     echo updating `echo $header | sed -e s%$root/%%`
  24     module=`readlink -f $header | sed -e s%$root/%% -e s%/.*%%`
  25     name=`echo $header | sed -e s/.*precompiled_// -e s/\.hxx//`
  26     makefile="Library_$name.mk"
  27
  28     tmpfile=`mktemp`
  29
  30     cat "$root/$module/$makefile" | sed 's#\\$##' | \
  31         (
  32         inobjects=
  33         ifstack=0
  34         while read line ; do
  35             if test "$line" = "))" ; then
  36                 inobjects=
  37             elif echo $line | grep -q -e add_exception_objects -e add_noexception_objects -e add_cxxobject -e add_cxxobjects ; then
  38                 inobjects=1
  39                 if test $ifstack -ne 0 ; then
  40                     echo Sources in a conditional, ignoring for now. >&2
  41                 fi
  42             elif echo $line | grep -q ^if ; then
  43                 ifstack=$((ifstack + 1))
  44             elif echo $line | grep -q ^endif ; then
  45                 ifstack=$((ifstack - 1))
  46             elif test -n "$inobjects" -a $ifstack -eq 0; then
  47                 file=$line
  48                 if echo $line | grep -q ", "; then
  49                     true # $if() probably, or something similar
  50                 elif ! test -f "$root/$file".cxx ; then
  51                     echo No file $file in $module/$makefile >&2
  52                 else
  53
  54 function list_file_includes()
  55 (
  56     ifdepth=0
  57     # filter out only preprocessor lines, get the first and second "words" after the #,
  58     # also replace " with @ (would cause trouble when doing echo of the line)
  59     cat "$1" | grep '^\s*#' | sed 's/^\s*#/#/' | sed 's/^\(#\w*\s+\w*\)\s+.*/\1/' | sed 's/"/@/g' | \
  60         while read line; do
  61             # skip everything surrounded by any #if
  62             if echo "$line" | grep -q "#if" ; then
  63                 ifdepth=$((ifdepth + 1))
  64                 lastif="$line"
  65             elif echo "$line" | grep -q "#endif" ; then
  66                 ifdepth=$((ifdepth - 1))
  67                 lastif="#if"
  68             elif echo "$line" | grep -q "#include"; then
  69                 if test $ifdepth -eq 0; then
  70                     echo $line | sed 's/@/"/g'
  71                 else
  72                     echo "#include in $lastif : $line" | sed 's/@/"/g' >&2
  73                 fi
  74             fi
  75         done
  76 )
  77
  78                     list_file_includes "$root/$file".cxx | sed 's/\(#include [<@][^>@]*[>@]\).*/\1/' | sed 's#\.\./##g#' >>$tmpfile
  79                 fi
  80             fi
  81         done
  82         )
  83
  84     cat >$header <<EOF
  85 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
  86 /*
  87  * This file is part of the LibreOffice project.
  88  *
  89  * This Source Code Form is subject to the terms of the Mozilla Public
  90  * License, v. 2.0. If a copy of the MPL was not distributed with this
  91  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  92  */
  93
  94 /*
  95  This file has been autogenerated by update_pch.sh . It is possible to edit it
  96  manually (such as when an include file has been moved/renamed/removed. All such
  97  manual changes will be rewritten by the next run of update_pch.sh (which presumably
  98  also fixes all possible problems, so it's usually better to use it).
  99 */
 100
 101 EOF
 102
 103     # Library_svx needs this (sendreportw32.cxx)
 104     if test "$makefile" = Library_svx.mk ; then
 105         cat >>$header <<EOF
 106 #ifdef WNT
 107 #define UNICODE
 108 #define _UNICODE
 109 #endif
 110
 111 EOF
 112     fi
 113
 114 function local_file()
 115 (
 116     file="$1"
 117     echo "$file" | grep -q ^"$module"/ && exit 0
 118 #    find "$root/$module" -type f | grep -v "$root/$module/inc/" | grep /"$file"'$' && exit 0
 119     find "$root/$module" -type f | grep /"$file"'$' -q && exit 0
 120     if echo "$file" | grep -F . -q; then
 121         find "$root/$module" -type f | grep -q /`echo "$file" | sed 's/\.hxx$/.sdi/'` && exit 0
 122     fi
 123     # not local
 124     exit 1
 125 )
 126
 127 function filter_ignore()
 128 (
 129 # - filter out all files that are not normal headers
 130 # - gperffasttoken.hxx is not a proper header
 131 # - sores.hxx provides BMP_PLUGIN, which is redefined
 132 # - some sources play ugly #define tricks with editeng/eeitemid.hxx
 133 # - jerror.h and jpeglib.h are not self-contained
 134     grep -e '\.h[">]$' -e '\.hpp[">]$' -e '\.hdl[">]$' -e '\.hxx[">]$' -e '^[^\.]*>$' | \
 135     grep -v -F -e '#include "gperffasttoken.hxx"' | \
 136     grep -v -F -e '#include <svtools/sores.hxx>' | \
 137     grep -v -F -e '#include <editeng/eeitemid.hxx>' | \
 138     grep -v -F -e '#include "jerror.h"' | \
 139     grep -v -F -e '#include "jpeglib.h"'
 140 )
 141
 142     # " in #include "foo" breaks echo down below, so " -> @
 143     cat $tmpfile | LC_ALL=C sort -u | filter_ignore | sed 's/"/@/g' | \
 144         (
 145         while read line; do
 146             file=`echo $line | sed 's/.*[<"@]\([^>"@]*\)[>"@].*/\1/'`
 147             if ! local_file "$file"; then
 148                 echo $line | sed 's/@/"/g' >>$header
 149             fi
 150         done
 151         )
 152
 153     cat >>$header <<EOF
 154
 155 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
 156 EOF
 157
 158     rm $tmpfile
 159 done
 160
 161 #echo Done.
 162 exit 0