source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/hardware/tools/avr/libexec/gcc/avr/4.9.2/install-tools/fixinc.sh @ 4837

Last change on this file since 4837 was 4837, checked in by daduve, 2 years ago

Adding new version

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1#!/bin/sh
2#
3# Install modified versions of certain ANSI-incompatible system header
4# files which are fixed to work correctly with ANSI C and placed in a
5# directory that GCC will search.
6#
7# See README-fixinc for more information.
8#
9#  fixincludes copyright (c) 1998, 1999, 2000, 2002, 2009
10#  The Free Software Foundation, Inc.
11#
12# fixincludes is free software.
13#
14# You may redistribute it and/or modify it under the terms of the
15# GNU General Public License, as published by the Free Software
16# Foundation; either version 3, or (at your option) any later version.
17#
18# fixincludes is distributed in the hope that it will be useful,
19# but WITHOUT ANY WARRANTY; without even the implied warranty of
20# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
21# See the GNU General Public License for more details.
22#
23# You should have received a copy of the GNU General Public License
24# along with fixincludes; see the file COPYING3.  If not see
25# <http://www.gnu.org/licenses/>.
26#
27# # # # # # # # # # # # # # # # # # # # #
28
29# Usage: fixinc.sh output-dir input-dir
30#
31# Directory in which to store the results.
32# Fail if no arg to specify a directory for the output.
33if [ "x$1" = "x" ]
34then
35  echo fixincludes: no output directory specified
36  exit 1
37fi
38
39LIB=${1}
40shift
41
42# Make sure it exists.
43if [ ! -d $LIB ]; then
44  mkdir $LIB || {
45    echo fixincludes:  output dir '`'$LIB"' cannot be created"
46    exit 1
47  }
48else
49  ( cd $LIB && touch DONE && rm DONE ) || {
50    echo fixincludes:  output dir '`'$LIB"' is an invalid directory"
51    exit 1
52  }
53fi
54
55if test -z "$VERBOSE"
56then
57  VERBOSE=2
58  export VERBOSE
59else
60  case "$VERBOSE" in
61  [0-9] ) : ;;
62  * )  VERBOSE=3 ;;
63  esac
64fi
65
66# Define what target system we're fixing.
67#
68if test -r ./Makefile; then
69  target_canonical="`sed -n -e 's,^target[      ]*=[    ]*\(.*\)$,\1,p' < Makefile`"
70fi
71
72# If not from the Makefile, then try config.guess
73#
74if test -z "${target_canonical}" ; then
75  if test -x ./config.guess ; then
76    target_canonical="`config.guess`" ; fi
77  test -z "${target_canonical}" && target_canonical=unknown
78fi
79export target_canonical
80
81# # # # # # # # # # # # # # # # # # # # #
82#
83# Define PWDCMD as a command to use to get the working dir
84# in the form that we want.
85PWDCMD=${PWDCMD-pwd}
86
87case "`$PWDCMD`" in
88//*)
89    # On an Apollo, discard everything before `/usr'.
90    PWDCMD="eval pwd | sed -e 's,.*/usr/,/usr/,'"
91    ;;
92esac
93
94# Original directory.
95ORIGDIR=`${PWDCMD}`
96export ORIGDIR
97FIXINCL=`${PWDCMD}`/fixincl
98if [ ! -x $FIXINCL ] ; then
99  echo "Cannot find fixincl" >&2
100  exit 1
101fi
102export FIXINCL
103
104# Make LIB absolute only if needed to avoid problems with the amd.
105case $LIB in
106/*)
107    ;;
108*)
109    cd $LIB; LIB=`${PWDCMD}`
110    ;;
111esac
112
113if test $VERBOSE -gt 0
114then echo Fixing headers into ${LIB} for ${target_canonical} target ; fi
115
116# Determine whether this system has symbolic links.
117if test -n "$DJDIR"; then
118  LINKS=false
119elif ln -s X $LIB/ShouldNotExist 2>/dev/null; then
120  rm -f $LIB/ShouldNotExist
121  LINKS=true
122elif ln -s X /tmp/ShouldNotExist 2>/dev/null; then
123  rm -f /tmp/ShouldNotExist
124  LINKS=true
125else
126  LINKS=false
127fi
128
129# # # # # # # # # # # # # # # # # # # # #
130#
131#  Check to see if the machine_name fix needs to be disabled.
132#
133#  On some platforms, machine_name doesn't work properly and
134#  breaks some of the header files.  Since everything works
135#  properly without it, just wipe the macro list to
136#  disable the fix.
137
138case "${target_canonical}" in
139    *-*-vxworks*)
140        test -f ${MACRO_LIST} &&  echo > ${MACRO_LIST}
141        ;;
142esac
143
144
145# # # # # # # # # # # # # # # # # # # # #
146#
147#  In the file macro_list are listed all the predefined
148#  macros that are not in the C89 reserved namespace (the reserved
149#  namespace is all identifiers beginnning with two underscores or one
150#  underscore followed by a capital letter).  A regular expression to find
151#  any of those macros in a header file is written to MN_NAME_PAT.
152#
153#  Note dependency on ASCII. \012 = newline.
154#  tr ' ' '\n' is, alas, not portable.
155
156if test -s ${MACRO_LIST}
157then
158  if test $VERBOSE -gt 0; then
159    echo "Forbidden identifiers: `tr '\012' ' ' < ${MACRO_LIST}`"
160  fi
161  MN_NAME_PAT="`sed 's/^/\\\\</; s/$/\\\\>/; $!s/$/|/' \
162      < ${MACRO_LIST} | tr -d '\012'`"
163  export MN_NAME_PAT
164else
165  if test $VERBOSE -gt 0
166  then echo "No forbidden identifiers defined by this target" ; fi
167fi
168
169# # # # # # # # # # # # # # # # # # # # #
170#
171#  Search each input directory for broken header files.
172#  This loop ends near the end of the file.
173#
174if test $# -eq 0
175then
176    INPUTLIST="/usr/include"
177else
178    INPUTLIST="$@"
179fi
180
181for INPUT in ${INPUTLIST} ; do
182
183cd ${ORIGDIR}
184
185#  Make sure a directory exists before changing into it,
186#  otherwise Solaris2 will fail-exit the script.
187#
188if [ ! -d ${INPUT} ]; then
189  continue
190fi
191cd ${INPUT}
192
193INPUT=`${PWDCMD}`
194export INPUT
195
196#
197# # # # # # # # # # # # # # # # # # # # #
198#
199if test $VERBOSE -gt 1
200then echo Finding directories and links to directories ; fi
201
202# Find all directories and all symlinks that point to directories.
203# Put the list in $all_dirs.
204# Each time we find a symlink, add it to newdirs
205# so that we do another find within the dir the link points to.
206# Note that $all_dirs may have duplicates in it;
207# later parts of this file are supposed to ignore them.
208dirs="."
209levels=2
210all_dirs=""
211search_dirs=""
212
213while [ -n "$dirs" ] && [ $levels -gt 0 ]
214do
215  levels=`expr $levels - 1`
216  newdirs=
217  for d in $dirs
218  do
219    if test $VERBOSE -gt 1
220    then echo " Searching $INPUT/$d" ; fi
221
222    # Find all directories under $d, relative to $d, excluding $d itself.
223    # (The /. is needed after $d in case $d is a symlink.)
224    all_dirs="$all_dirs `find $d/. -type d -print | \
225               sed -e '/\/\.$/d' -e 's@/./@/@g'`"
226    # Find all links to directories.
227    # Using `-exec test -d' in find fails on some systems,
228    # and trying to run test via sh fails on others,
229    # so this is the simplest alternative left.
230    # First find all the links, then test each one.
231    theselinks=
232    $LINKS && \
233      theselinks=`find $d/. -type l -print | sed -e 's@/./@/@g'`
234    for d1 in $theselinks --dummy--
235    do
236      # If the link points to a directory,
237      # add that dir to $newdirs
238      if [ -d $d1 ]
239      then
240        all_dirs="$all_dirs $d1"
241        if [ "`ls -ld $d1 | sed -n 's/.*-> //p'`" != "." ]
242        then
243          newdirs="$newdirs $d1"
244          search_dirs="$search_dirs $d1"
245        fi
246      fi
247    done
248  done
249
250  dirs="$newdirs"
251done
252
253# # # # # # # # # # # # # # # # # # # # #
254#
255dirs=
256if test $VERBOSE -gt 2
257then echo "All directories (including links to directories):"
258     echo $all_dirs
259fi
260
261for file in $all_dirs; do
262  rm -rf $LIB/$file
263  if [ ! -d $LIB/$file ]
264  then mkdir $LIB/$file
265  fi
266done
267mkdir $LIB/root
268
269# # # # # # # # # # # # # # # # # # # # #
270#
271# treetops gets an alternating list
272# of old directories to copy
273# and the new directories to copy to.
274treetops=". ${LIB}"
275
276if $LINKS; then
277  if test $VERBOSE -gt 1
278  then echo 'Making symbolic directory links' ; fi
279  cwd=`${PWDCMD}`
280
281  for sym_link in $search_dirs; do
282    cd ${INPUT}
283    dest=`ls -ld ${sym_link} | sed -n 's/.*-> //p'`
284
285    # In case $dest is relative, get to ${sym_link}'s dir first.
286    #
287    cd ./`echo ${sym_link} | sed 's;/[^/]*$;;'`
288
289    # Check that the target directory exists.
290    # Redirections changed to avoid bug in sh on Ultrix.
291    #
292    (cd $dest) > /dev/null 2>&1
293    if [ $? = 0 ]; then
294      cd $dest
295
296      # full_dest_dir gets the dir that the link actually leads to.
297      #
298      full_dest_dir=`${PWDCMD}`
299
300      # Canonicalize ${INPUT} now to minimize the time an
301      # automounter has to change the result of ${PWDCMD}.
302      #
303      cinput=`cd ${INPUT}; ${PWDCMD}`
304
305      # If a link points to ., make a similar link to .
306      #
307      if [ ${full_dest_dir} = ${cinput} ]; then
308        if test $VERBOSE -gt 2
309        then echo ${sym_link} '->' . ': Making self link' ; fi
310        rm -fr ${LIB}/${sym_link} > /dev/null 2>&1
311        ln -s . ${LIB}/${sym_link} > /dev/null 2>&1
312
313      # If link leads back into ${INPUT},
314      # make a similar link here.
315      #
316      elif expr ${full_dest_dir} : "${cinput}/.*" > /dev/null; then
317        # Y gets the actual target dir name, relative to ${INPUT}.
318        y=`echo ${full_dest_dir} | sed -n "s&${cinput}/&&p"`
319        # DOTS is the relative path from ${LIB}/${sym_link} back to ${LIB}.
320        dots=`echo "${sym_link}" |
321          sed -e 's@^./@@' -e 's@/./@/@g' -e 's@[^/][^/]*@..@g' -e 's@..$@@'`
322        if test $VERBOSE -gt 2
323        then echo ${sym_link} '->' $dots$y ': Making local link' ; fi
324        rm -fr ${LIB}/${sym_link} > /dev/null 2>&1
325        ln -s $dots$y ${LIB}/${sym_link} > /dev/null 2>&1
326
327      else
328        # If the link is to a dir $target outside ${INPUT},
329        # repoint the link at ${INPUT}/root$target
330        # and process $target into ${INPUT}/root$target
331        # treat this directory as if it actually contained the files.
332        #
333        if test $VERBOSE -gt 2
334        then echo ${sym_link} '->' root${full_dest_dir} ': Making rooted link'
335        fi
336        if [ -d $LIB/root${full_dest_dir} ]
337        then true
338        else
339          dirname=root${full_dest_dir}/
340          dirmade=.
341          cd $LIB
342          while [ x$dirname != x ]; do
343            component=`echo $dirname | sed -e 's|/.*$||'`
344            mkdir $component >/dev/null 2>&1
345            cd $component
346            dirmade=$dirmade/$component
347            dirname=`echo $dirname | sed -e 's|[^/]*/||'`
348          done
349        fi
350
351        # Duplicate directory structure created in ${LIB}/${sym_link} in new
352        # root area.
353        #
354        for file2 in $all_dirs; do
355          case $file2 in
356            ${sym_link}/*)
357              dupdir=${LIB}/root${full_dest_dir}/`echo $file2 |
358                      sed -n "s|^${sym_link}/||p"`
359              if test $VERBOSE -gt 2
360              then echo "Duplicating ${sym_link}'s ${dupdir}" ; fi
361              if [ -d ${dupdir} ]
362              then true
363              else
364                mkdir ${dupdir}
365              fi
366              ;;
367            *)
368              ;;
369          esac
370        done
371
372        # Get the path from ${LIB} to ${sym_link}, accounting for symlinks.
373        #
374        parent=`echo "${sym_link}" | sed -e 's@/[^/]*$@@'`
375        libabs=`cd ${LIB}; ${PWDCMD}`
376        file2=`cd ${LIB}; cd $parent; ${PWDCMD} | sed -e "s@^${libabs}@@"`
377
378        # DOTS is the relative path from ${LIB}/${sym_link} back to ${LIB}.
379        #
380        dots=`echo "$file2" | sed -e 's@/[^/]*@../@g'`
381        rm -fr ${LIB}/${sym_link} > /dev/null 2>&1
382        ln -s ${dots}root${full_dest_dir} ${LIB}/${sym_link} > /dev/null 2>&1
383        treetops="$treetops ${sym_link} ${LIB}/root${full_dest_dir}"
384      fi
385    fi
386  done
387fi
388
389# # # # # # # # # # # # # # # # # # # # #
390#
391required=
392set x $treetops
393shift
394while [ $# != 0 ]; do
395  # $1 is an old directory to copy, and $2 is the new directory to copy to.
396  #
397  SRCDIR=`cd ${INPUT} ; cd $1 ; ${PWDCMD}`
398  export SRCDIR
399
400  FIND_BASE=$1
401  export FIND_BASE
402  shift
403
404  DESTDIR=`cd $1;${PWDCMD}`
405  export DESTDIR
406  shift
407
408  # The same dir can appear more than once in treetops.
409  # There's no need to scan it more than once.
410  #
411  if [ -f ${DESTDIR}/DONE ]
412  then continue ; fi
413
414  touch ${DESTDIR}/DONE
415  if test $VERBOSE -gt 1
416  then echo Fixing directory ${SRCDIR} into ${DESTDIR} ; fi
417
418  # Check files which are symlinks as well as those which are files.
419  #
420  cd ${INPUT}
421  required="$required `if $LINKS; then
422    find ${FIND_BASE}/. -name '*.h' \( -type f -o -type l \) -print
423  else
424    find ${FIND_BASE}/. -name '*.h' -type f -print
425  fi | \
426    sed -e 's;/\./;/;g' -e 's;//*;/;g' | \
427    ${FIXINCL}`"
428done
429
430## Make sure that any include files referenced using double quotes
431## exist in the fixed directory.  This comes last since otherwise
432## we might end up deleting some of these files "because they don't
433## need any change."
434set x `echo $required`
435shift
436while [ $# != 0 ]; do
437  newreq=
438  while [ $# != 0 ]; do
439    # $1 is the directory to copy from,
440    # $2 is the unfixed file,
441    # $3 is the fixed file name.
442    #
443    cd ${INPUT}
444    cd $1
445    if [ -f $2 ] ; then
446      if [ -r $2 ] && [ ! -r $3 ]; then
447        cp $2 $3 >/dev/null 2>&1 || echo "Can't copy $2" >&2
448        chmod +w $3 2>/dev/null
449        chmod a+r $3 2>/dev/null
450        if test $VERBOSE -gt 2
451        then echo Copied $2 ; fi
452        for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' $3 |
453             sed -e 's/^[       ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`
454        do
455          dir=`echo $2 | sed -e s'|/[^/]*$||'`
456          dir2=`echo $3 | sed -e s'|/[^/]*$||'`
457          newreq="$newreq $1 $dir/$include $dir2/$include"
458        done
459      fi
460    fi
461    shift; shift; shift
462  done
463  set x $newreq
464  shift
465done
466
467if test $VERBOSE -gt 2
468then echo 'Cleaning up DONE files.' ; fi
469cd $LIB
470# Look for files case-insensitively, for the benefit of
471# DOS/Windows filesystems.
472find . -name '[Dd][Oo][Nn][Ee]' -exec rm -f '{}' ';'
473
474if test $VERBOSE -gt 1
475then echo 'Cleaning up unneeded directories:' ; fi
476cd $LIB
477all_dirs=`find . -type d \! -name '.' -print | sort -r`
478for file in $all_dirs; do
479  if rmdir $LIB/$file > /dev/null
480  then
481    test $VERBOSE -gt 3 && echo "  removed $file"
482  fi
483done 2> /dev/null
484
485# On systems which don't support symlinks, `find' may barf
486# if called with "-type l" predicate.  So only use that if
487# we know we should look for symlinks.
488if $LINKS; then
489  test $VERBOSE -gt 2 && echo "Removing unused symlinks"
490
491  all_dirs=`find . -type l -print`
492  for file in $all_dirs
493  do
494    if test ! -d $file
495    then
496      rm -f $file
497      test $VERBOSE -gt 3 && echo "  removed $file"
498      rmdir `dirname $file` > /dev/null && \
499           test $VERBOSE -gt 3 && \
500           echo "  removed `dirname $file`"
501    fi
502  done 2> /dev/null
503fi
504
505if test $VERBOSE -gt 0
506then echo fixincludes is done ; fi
507
508# # # # # # # # # # # # # # # # # # # # #
509#
510# End of for INPUT directories
511#
512done
513#
514# # # # # # # # # # # # # # # # # # # # #
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